STYRENE BUTADIENE SBR 1502

Styrene butadiene SBR 1502 is used for bright and light color tire side, transparent rubber shoes, rubber cloth and other general colored rubber products.
Styrene butadiene SBR 1502 is widely used in various applications due to its balanced properties of durability, flexibility, and processability.
Styrene butadiene SBR 1502 is used in the tread and sidewall components of tires for its good abrasion resistance and durability.

CAS Number: 9003-55-8 (generic for styrene-butadiene rubber copolymers)
EC / EINECS Number: (Not separately listed for SBR 1502 itself — polymeric rubbers like SBR are generally covered under polymer inventories and may not have unique EC numbers specific to the grade)
Polymer Type: Copolymer of styrene and butadiene produced by cold emulsion polymerization
Chemical Formula (repeat unit, idealized): (C₈H₈)ₓ(C₄H₆)ᵧ
Average Molecular Weight: Not fixed (polymeric, typically >100,000 g/mol)

SYNONYMS:
SBS mixture, Butadiene-styrene latex, Butadiene-styrene resin, Styrene-butadiene latex, Styrene Butadiene Rubber, Styrene-butadiene copolymers, Styrene-butadiene rubber 1500, Styrene-butadiene rubber 1712, Styrene-butadiene rubber 1502, Styrene-butadiene rubber latex, Styrene, 1,3-butadiene polymer, Styrene-butadiene rubber (1503), Styrene-butadiene rubber,oil-extended, SBS Thermoplastic elastomer mixed granula, Benzene, ethenyl-, polymer with 1,3-butadiene, Benzene,ethenyl-,polymer with 1,3-butadiene, Styrene,polymer with 1,3-butadiene, 1,3-Butadiene,polymer with styrene, 1,3-Butadiene,polymer with ethenylbenzene, Diarex 600, Edistir RB 268, Pliolite 491, 1,3-Butadiene-styrene polymer, Styrene-butadiene copolymer, Butadiene-styrene polymer, Dienol S, Duranit 40, Polybutadiene-polystyrene copolymer, 1,3-Butadiene-styrene copolymer, Thermolastic 125, Butadiene-styrene resin, Pharos 100.1, Pliolite S 5, Polyco 2410, Styrene-butadiene polymer, Styrene-1,3-butadiene copolymer, Pliolite 55B, DST 75, Duranit, Good-rite 1800X72, Hycar LX 407, K 55E, Marbon 9200, PS-SU2, UP 1E, Polyco 2415, Soil stabilizer 661, Pliolite S 5A, Afcolac B 101, Dow 460, Dow 680, Pliolite 160, K Resin KR 02, Dow Latex 612, TR 201, Pliolite S 5D, Butakon 85-71, SD 345 (polymer), Pliolite S 50, Histyrene S 6F, Nipol 407, BASF 661, Dow 234, Pliolite 151, SD 345, Lytron 5202, Marbon 8000A, Dow 612, Styronal PR 8104, Dow 636, Dow 8, TC 333, R 524, C 26-II, Denkacoat, Dow 305, Polyco 2430, EKCh 26A, Pliolite S 5B, Pliolite S 6F, Pliolite S 6H, DL 893, Dow 1571, K 900, K Resin BDF, Petroset DB, Darex 620L, Polyco 2445, Piccodiene 2212, Rhodopas SB 012, Darex 637, Dylex K 55E, Shell 333, Good-rite 2570, Butakon SL 104, R 4511, HS 860, Dow 670, Dan Bond, Dunebond, XD 30374, Polylac X 211, SD 533, Nipol 2507, Rhodopas S 1B023, Erodofix, Struct-Bond 1057, Styron 461, BS 65GPN, C-Oil, Asahi Dow 2301, LS 1176B, Styrolux KR 2681, JSR-T 032, JSR-S 017G, Nipol LX 855, 39470-75-2, 51568-96-8, 51568-97-9, 53124-27-9, 56422-11-8, 57829-19-3, 60327-98-2, 80236-62-0, 80236-63-1, 80236-64-2, 80236-65-3, 81406-92-0, 82028-80-6, 85947-40-6, 87915-64-8, 89771-18-6, 91261-65-3, 103018-34-4, 110563-51-4, 123584-62-3, 123997-48-8, 148388-44-7, 151030-85-2, 155123-82-3, 160338-90-9, 198352-23-7, 252031-61-1, 325787-03-9, 515844-57-2, 850728-14-2, 876407-67-9, 876407-98-6, 910218-20-1, 1282615-71-7, 1282615-74-0, 1354483-40-1, 1625669-24-0, 1625672-32-3, 1852489-36-1, 1906874-28-9, 1906874-29-0, 1914169-94-0, Buna S, Ameripol Synpol, Europrene, kralex, polysar, plioflex, Copo Carbomix, Nipol, Nipol, Solprene TB

Styrene butadiene SBR 1502 is a cold polymerized styrene-butadiene rubber (SBR) that stands out for its exceptional performance in various applications.
Characterized by Styrene butadiene SBR 1502's excellent tensile strength, abrasion resistance, flexibility, and recovery properties.

Styrene butadiene SBR 1502 is a popular choice for the manufacturing of tires, footwear, mechanical goods, and other rubber-based products.
Styrene butadiene SBR 1502 is styrene (23.5%) and butadiene (76.5%) copolymer obtained by cold emulsion polymerization using the soaps of resin and fatty.

Styrene butadiene SBR 1502 is not crystalline like natural rubber and is therefore weak unless reinforced with soot or other materials.
Even then Styrene butadiene SBR 1502 is weaker than natural rubber.
Styrene butadiene SBR 1502's volcanic properties are good and its aging characteristics are satisfactory.

Over 2% of Styrene butadiene SBR 1502 produced is used in tire treads, 2% in mechanical parts and about 2% in leachate.
Styrene butadiene SBR 1502 is a general-purpose rubber.
Styrene butadiene SBR 1502 should not contain any foreign impurities and must meet the following requirements:

Styrene butadiene SBR 1502 is a general purpose, non-oil extended styrene butadiene rubber (SBR) grade.
Styrene butadiene SBR 1502 contains non-staining antioxidant.
Styrene butadiene SBR 1502 is recommended for tire white wall, carcass, mechanical goods and white or light colored sporting goods.

Styrene butadiene SBR 1502 is also used in floor covering, shoe soles, heels, refrigerator and gasket applications.
Styrene butadiene SBR 1502 is a cold polymerized, 23.5% styrene SBR polymer made with a mixed-acid emulsifier, nonstaining stabilizer, and salt-acid coagulation.

Styrene butadiene SBR 1502 is a colorless to light yellow granular solid.
Styrene butadiene SBR 1502 is High tensile strength, good wear resistance, excellent oil resistance and other physical properties.
Styrene butadiene SBR 1502 is a styrene and butadiene copolymer obtained by emulsification method with the use of mixture of rosin and fatty acids soaps.

Styrene butadiene SBR 1502 is stabilized by non-staining antioxidant.
Styrene butadiene SBR 1502 is a cold polymerized styrene-butadiene rubber (SBR) that stands out for its exceptional performance in various applications.

Characterized by Styrene butadiene SBR 1502's excellent tensile strength, abrasion resistance, flexibility, and recovery properties.
Styrene butadiene SBR 1502 is a popular choice for the manufacturing of tires, footwear, mechanical goods, and other rubber-based products.
The “1502” designation is indicative of specific characteristics and properties of the rubber, including Styrene butadiene SBR 1502's styrene content and polymerization method.

Cold polymerization, opposite to hot polymerization, results in a rubber with enhanced properties, such as lower heat build-up and improved resistance to degradation.
The precise composition and processing of Styrene butadiene SBR 1502 contribute to its versatility and suitability for a wide range of applications.

Styrene butadiene SBR 1502 is general-purpose rubber.
Styrene butadiene SBR 1502 raw rubber is very light in color, with good tensile strength, abrasion resistance and flexure properties.
Styrene butadiene SBR 1502 has medium Mooney viscosity.

Styrene butadiene SBR 1502 is a bale of light-yellow to brown color.
Styrene butadiene SBR 1502, also known as Styrene-Butadiene Rubber, is a type of synthetic rubber widely chosen for the production of various products such as tires, shoe soles, waterproofing materials, and sealing products.

Styrene butadiene SBR 1502 is a cold, 23.5% styrene SBR polymer made with a mixed–acid emulsifier, a non-staining stabilizer and a salt–acid coagulation.
Styrene butadiene SBR 1502 rovided that the compounds are formulated and processed correctly, the vulcanizates have very good abrasion, good heat and aging resistance, good mechanical properties, good electrical properties and good resistance to polar solvents and dilute acids.

Styrene butadiene SBR 1502 is produced by a technology of cold emulsion copolymerization based on soaps of rosin and fatty acids and contains 23.5% chemically bonded styrene.
Styrene butadiene SBR 1502 is a cold polymerized, 23.5% styrene SBR polymer made with a mixed-acid emulsifier, non-staining stabilizer, and salt-acid coagulation.

Styrene butadiene SBR 1502 has very good properties such as process ability, abrasion resistance, less tendency to scorching.
Styrene butadiene SBR 1502 exhibits the excellent tensile strength, abrasion resistance, flexibility and recovery properties that are characteristic of “cold” rubbers.

USES and APPLICATIONS of STYRENE BUTADIENE SBR 1502:
Application: Styrene butadiene SBR 1502 is used for bright and light color tire side, transparent rubber shoes, rubber cloth and other general colored rubber products.
Synthetic rubber Styrene butadiene SBR 1502 is obtained by copolymerization of butadiene with a-methylstyrene at a temperature of (4-8)°C where used as emulsifier is a mixture of disproportionated rosin and synthetic fatty acid soaps or complex emulsifiers.

Styrene butadiene SBR 1502 is a specific type of Styrene Butadiene Rubber known for its non-oil extended grade with a medium styrene content.
Styrene butadiene SBR 1502 is widely used in various applications due to its balanced properties of durability, flexibility, and processability.
Tires: Styrene butadiene SBR 1502 is used in the tread and sidewall components of tires for its good abrasion resistance and durability.

Footwear: Styrene butadiene SBR 1502 is utilized in shoe soles and other footwear components for its wear resistance and flexibility.
Automotive Parts: Styrene butadiene SBR 1502 is employed in the production of automotive components such as gaskets, seals, and hoses due to its resilience.

Industrial Goods: Styrene butadiene SBR 1502 is used in conveyor belts, industrial hoses, and rubber mats where durability and flexibility are required.
Adhesives and Sealants: Styrene butadiene SBR 1502 is incorporated in various adhesives and sealants for its good adhesion properties and flexibility.

Construction Materials: Styrene butadiene SBR 1502 is applied in roofing membranes, waterproofing systems, and sealants for its water resistance and sealing properties.
Sporting Goods: Styrene butadiene SBR 1502 is utilized in the manufacturing of sports equipment like golf balls and shoe soles due to its impact resistance and durability.

Rubberized Fabrics: Styrene butadiene SBR 1502 is used in the production of rubber-coated textiles for its flexibility and durability.
Styrene butadiene SBR 1502 is widely used in tire, rubber technical and other industries.
Rubber industry: Styrene butadiene SBR 1502 is used for producing tires, rubber pipes, flooring materials, etc.

Plastic industry: Styrene butadiene SBR 1502 is used to produce high-strength and wear-resistant plastic products.
Asphalt production: Styrene butadiene SBR 1502 is used to improve the durability and weather resistance of asphalt.
Styrene butadiene SBR 1502 is used raw materials in the fields of coatings, adhesives, sealing materials, etc.

Styrene butadiene SBR 1502 is mainly used in the manufacture of tires, transport belts, rubber tubes, adhesive sponge rubber, impregnated fibers and fabrics, can also be directly used as adhesives, coatings, etc.
Styrene butadiene SBR 1502 is general-purpose rubber.

Whatever Styrene butadiene SBR 1502 is widely used in tire, rubber technical, shoe, cable, and other industries for the production of automobile tires and tubes, a wide assortment of rubber technical articles, white and color shoes, cable and children’s toys castings, and so on.
Uses of Styrene butadiene SBR 1502: Toys, Wire and Cable Jacket, Shoe and Footwear, Rubber Goods, FloorCoverings, Bicycle Tires, Automotive Tires

-Applications of Styrene butadiene SBR 1502 Beyond Tires:
Versatile Usage: 
While its primary use is in tire manufacturing, Styrene butadiene SBR 1502 is also used in various rubber products such as footwear, gaskets, seals, and hoses.
Its adaptability makes Styrene butadiene SBR 1502 a valuable material in different sectors.

WHY IS STYRENE BUTADIENE SBR 1502 USED TO MAKE CAR TIRES?
In general, there are a number of key reasons why Styrene butadiene SBR 1502 can be used in the manufacture of car tires, including:

*Abrasion and wear resistance
This property of Styrene butadiene SBR 1502 will make it indispensable for use in tires as long as durability and longevity can be achieved in such tires.
In this way, the tires can resist adverse road conditions and last longer.

*Balance of strength and flexibility of Styrene Butadiene Rubber 1502
Styrene butadiene SBR 1502 offers a good balance between tensile strength and flexibility.
Styrene butadiene SBR 1502 is tough enough to provide durability for the tires, yet flexible enough to absorb shocks and vibrations for better comfort.

*Value for money
Styrene butadiene SBR 1502 is cheaper than natural rubber and hence cost-effective for the manufacturers to use in tire production without compromising the performance.

*Heat Resistance of SBR
The tires of cars are expected to bear high temperatures, especially in continuous driving.
Styrene butadiene SBR 1502 has good heat resistance, which prevents degradation of tires under such conditions.

*Compatibility with Other Materials
Most of the time, Styrene butadiene SBR 1502 is blended with other types of rubber in tire formulations, such as natural rubber and butadiene rubber, allowing manufacturers to fine-tune properties for specific performance needs.

*Good traction on wet surfaces of Styrene butadiene SBR 1502
Styrene butadiene SBR 1502 contributes to the performance of the tire on a wet road by bringing in a good balance between grip and rolling resistance for improved safety and fuel efficiency.

CHEMICAL PROPERTIES of STYRENE BUTADIENE SBR 1502:
Styrene Butadiene Rubber is a random copolymer made by emulsion polymerization of styrene (aromatic monomer) and 1,3-butadiene (diene monomer).
The repeating unit structure of the polymer consists of segments derived from both monomer types joined through carbon backbone linkages.
As typical for elastomers and polymers of this type:

Molecular structure: 
long chains of alternating or random styrene and butadiene units (no simple molecular formula)

Thermal behavior: 
Styrene butadiene SBR 1502 softens/rubbers above Tg and can be vulcanized; no sharp melting point like crystalline solids

Combustibility: 
SBR is combustible (typical for rubber polymers)

Incompatibilities: 
strong oxidizers can degrade polymer; normally stable in dry storage

Synthetic rubber Styrene butadiene SBR 1502 is styrene (23.5%) and butadiene (76.5%) copolymer obtained by cold emulsion polymerization using the soaps of resin and fatty.

Polymer Name: Styrene Butadiene Random Copolymer
Additives of Styrene butadiene SBR 1502 Included: Antioxidant, TDAE Oil
End Uses of Styrene butadiene SBR 1502: Belts & Belt Repair, Cables, Conveyors, Footwear, Tires

BENEFITS of STYRENE BUTADIENE SBR 1502:
*Good Heat Resistance, 
*Good Electrical Resistance, 
*Good Abrasion Resistance, 
*Cold Emulsion

PHYSICAL AND CHEMICAL PROPERTIES of STYRENE BUTADIENE SBR 1502:
The chemical properties include liquid latex (such as American SBR2000 type) and solid rubber (such as American SBRl028 type).
Styrene odor, not completely soluble in gasoline, benzene and chloroform.
The relative density is 0.9~0.95, and the glass transition temperature is -60 ℃ ~-75 ℃.
The pH value of 50/50 latex is 10.0~11.5, and the solid content is 41% ~ 63%.
The pH value of 75/25 latex is 9.5~11.0, and the solid content is 26% ~ 42%.

NATURE of STYRENE BUTADIENE SBR 1502:
There are two forms of liquid latex and fixed rubber.
Styrene odor, not completely soluble in gasoline, benzene and chloroform.

PREPARATION METHOD of STYRENE BUTADIENE SBR 1502:
Latex was prepared by emulsion copolymerization of butadiene and styrene with rosin acid soap or fatty acid soap as emulsifier and persulfate as initiator, and then coagulated and dried to obtain solid rubber.
The 75/25 solid rubber can also be prepared by solution copolymerization of butadiene and benzene Diene in hexane with butyl lithium as catalyst.
The preparation of Styrene butadiene SBR 1502 is mainly achieved through the polymerization reaction of vinylbenzene and 1,3-butadiene, which then undergoes the polymerization reaction to form styrene butadiene rubber.

ADVANTAGES of STYRENE BUTADIENE SBR 1502:
Styrene butadiene SBR 1502 is very cheap, water resistant, acid and alcohol resistant.

DISADVANTAGES of STYRENE BUTADIENE SBR 1502:
*Low resistance to ozone.
*Low resistance to flame and ignition.
*Very difficult processability.
*Low resistance to gasoline and Low resistance to hydrocarbon solvents.

HISTORY AND PRODUCTION of STYRENE BUTADIENE SBR 1502:
Styrene butadiene SBR 1502 is called styrene and butadiene having more than 2% butadiene SBR.
Typical monomers range from 5% to 5% butadiene to 5% to 5% styrene and if Styrene butadiene SBR 1502 is above 5% the product is highly plastic.
Styrene butadiene SBR 1502 is used in the preparation of latex paints (latex latex).

Styrene butadiene SBR 1502 is defined as a high-performance conventional polymer and is the most widely used rubber in the world due to its inexpensive and abundant production raw materials and therefore the highest production volume.

Styrene butadiene SBR 1502 is used in the rubber industry.
Styrene butadiene SBR 1502 was originally developed in Germany before World War II but was widely used during World War II to replace natural rubber captured by East Asia (Japan) in the US and Germany.

The mechanical properties of Styrene butadiene SBR 1502 are lower than that of NR and as such are not affected by crystalline stretching and are therefore weak unless reinforced with soot or other materials that are even weaker than natural rubber.
Iran is a big producer of Styrene butadiene SBR 1502 and ZUMRUT has a full active production line of this Product.

KEY ADVANTAGES of STYRENE BUTADIENE SBR 1502:
High Strength: 
Styrene butadiene SBR 1502 is known for its exceptional strength, making it ideal for products that require durability and resilience.

Chemical Resistance: 
Styrene butadiene SBR 1502 offers excellent resistance to a wide range of chemicals, ensuring longevity and reliability in harsh environments.

High Temperature Tolerance: 
Styrene butadiene SBR 1502's ability to withstand high temperatures adds to its versatility in various applications.

Affordability: 
Styrene butadiene SBR 1502 is a cost-effective material, providing high-quality performance without a significant financial investment.

Water Resistance: 
This synthetic rubber is waterproof, making Styrene butadiene SBR 1502 suitable for products that require protection against moisture.

Ease of Processing:
Styrene butadiene SBR 1502 can be easily processed, which simplifies manufacturing and increases efficiency.

POLYMERIZATION of STYRENE BUTADIENE SBR 1502:
Styrene butadiene SBR 1502 is divided into three main categories in terms of production and polymerization.

Emulsion method
In this method, the polymerization is carried out by free radicals, which is done in both hot and cold conditions.
Products obtained from the cold method in the presence of oil or in the presence of oil-soot, high molecular weight, high molecular mass distribution, processability Difficult (Series 1 (Type 1500)).
Styrene butadiene SBR 1502 obtained by the hot method is also highly branched and has a widespread molecular mass, good processability, and a higher% V-vinyl content (Series 1000 (Type 1000)).

Cooking methods
Styrene butadiene SBR 1502 is mainly by sulfur vulcanization.
The cooking speed in the Styrene butadiene SBR 1502 is lower than the NR, so an accelerator is used to increase the cooking speed.

PROPERTIES of STYRENE BUTADIENE SBR 1502:
Styrene butadiene SBR 1502 is one of the SBR rubber products known for its excellent abrasion resistance, high tensile strength, and flexibility.
Styrene butadiene SBR 1502 exhibits moderate weather and water resistance, making it suitable for indoor and outdoor applications.
With low heat buildup and good electrical insulation properties, Styrene butadiene SBR 1502 finds use in automotive tires, conveyor belts, gaskets, and molded rubber goods.
Cost-effective and compatible with various fillers, Styrene butadiene SBR 1502 is a versatile choice for a wide range of industrial applications.

STORAGE of STYRENE BUTADIENE SBR 1502:
Temperature Control : 
Store Styrene butadiene SBR 1502 in a cool, dry place with temperatures preferably between 15°C and 25°C (59°F and 77°F).
Avoid exposure to extreme temperatures, both high and low.

Humidity : 
Keep Styrene butadiene SBR 1502 in a low-humidity environment to prevent moisture absorption, which can affect the rubber’s properties.

Light Protection : 
Protect Styrene butadiene SBR 1502 from direct sunlight and UV light, which can cause degradation and affect its physical properties.

Ventilation : 
Ensure proper ventilation in the storage area to avoid the buildup of fumes and to maintain air quality.

Avoid Contaminants : 
Keep Styrene butadiene SBR 1502 away from chemicals, oils, and solvents that could cause contamination or degradation.

Packaging : 
Store Styrene butadiene SBR 1502 in its original packaging or in airtight containers to prevent contamination and protect it from environmental factors.

Fire Safety : 
As Styrene butadiene SBR 1502 is a combustible material, store it away from sources of ignition and ensure appropriate fire safety measures are in place.

WHAT ARE THE ADVANTAGES OF STYRENE BUTADIENE RUBBER 1502?
*Water resistance
*Shear growth resistance
*Resistant to abrasion as well as fatigue
*Resistance to flexural cracking
*Mane pressure
*Flexible at low temperatures
*Flexible at low temperatures
*Durability and tensile strength and good elasticity
*Resistant to acid and alcohol
*Oxidation resistance
*Heat resistant
*Impact resistance
*Resistance to weathering
*Resistant to sunlight

THE ROLE OF STYRENE BUTADIENE SBR 1502 IN RUBBER PRODUCTION
*Raw Material for Tire Manufacturing
Primary Use in Tires: 
Styrene butadiene SBR 1502 is widely used as a primary material in tire production.
Its properties make Styrene butadiene SBR 1502 ideal for both the tread and sidewall components of tires, contributing to performance, durability, and safety.

*Wear Resistance
Durability: 
One of the standout features of Styrene butadiene SBR 1502 is its excellent abrasion and wear resistance.
This property ensures that tires made from Styrene butadiene SBR 1502 last longer and withstand the harsh conditions of road usage, reducing the frequency of replacements.

*Balance of Strength and Flexibility
Shock Absorption: 
Styrene butadiene SBR 1502 provides a good combination of tensile strength and flexibility, allowing tires to absorb shocks and vibrations from the road.
This characteristic enhances ride comfort and vehicle handling, making Styrene butadiene SBR 1502 a popular choice in passenger and commercial vehicle tires.

*Cost-Effectiveness
Affordable Alternative: 
Compared to natural rubber, Styrene butadiene SBR 1502 is more cost-effective, making it an attractive option for tire manufacturers.
This affordability does not compromise performance, which is crucial for manufacturers aiming to balance cost with quality.

*Heat Resistance
Performance Under Stress: 
During prolonged driving, tires generate significant heat.
Styrene butadiene SBR 1502 exhibits good heat resistance, helping to prevent degradation and failure under high-temperature conditions.
This capability is vital for maintaining tire integrity during intense usage.

*Compatibility with Other Polymers
Blending Versatility: 
Styrene butadiene SBR 1502 is often blended with other types of rubber, such as natural rubber or polybutadiene, to enhance specific properties.
This blending allows manufacturers to tailor tire formulations to meet various performance requirements, such as improving grip or reducing rolling resistance.

*Improved Traction
Performance on Wet Surfaces: 
Styrene butadiene SBR 1502 contributes to better traction on wet roads, enhancing vehicle safety.
Styrene butadiene SBR 1502's formulation helps strike a balance between grip and rolling resistance, which is essential for effective performance in various weather conditions.

*Environmental Stability
Resistance to Weathering: 
Styrene butadiene SBR 1502 has good resistance to ozone and weathering, which is important for the longevity of tires exposed to outdoor conditions.
This property helps maintain the structural integrity of tires over time.

ADDITIONAL INFORMATION of STYRENE BUTADIENE SBR 1502:
Excellent tensile strength
High abrasion and tear resistance
High processability compared to natural rubber
Easy vulcanization and stable scorch properties

PROPERTIES of STYRENE BUTADIENE SBR 1502:
Styrene butadiene SBR 1502 has excellent erosion resistance and with increasing cis and vinyl butadiene the erosion resistance increases again, abrasion resistance, good resistance, low temperature flexibility, cracking resistance, heat resistance and corrosion resistance. Equal to impact.
Styrene butadiene SBR 1502 elastomer is a light-colored, general-purpose cold SBR recommended for soles, household products, and mechanical rubber goods.

THE DIFFERENCE BETWEEN STYRENE BUTADIENE SBR 1502 AND SBR 1712 IN RUBBER AND TIRE PRODUCTION:
1. CHEMICAL COMPOSITION AND STRUCTURE
Styrene butadiene SBR 1502:
Styrene butadiene SBR 1502 contains a higher proportion of butadiene compared to styrene, which contributes to its flexibility and resilience.
Styrene butadiene SBR 1502 is known for its good low-temperature properties, making it suitable for various environmental conditions.
    
SBR 1712:
Contains a higher content of styrene, resulting in increased hardness and tensile strength.
The higher styrene content enhances the material's resistance to wear and abrasion.

2. MECHANICAL PROPERTIES
Styrene butadiene SBR 1502:
Styrene butadiene SBR 1502 offers excellent elasticity and flexibility, which is beneficial for shock absorption and comfort in tire applications.
Generally provides lower tensile strength than SBR 1712 but excels in applications where flexibility is crucial.

SBR 1712:
Known for its superior tensile strength and abrasion resistance, making it ideal for heavy-duty applications and tires exposed to harsher conditions.
It is less flexible than Styrene butadiene SBR 1502 but compensates with durability.

3. PERFORMANCE IN TIRE MANUFACTURING
Styrene butadiene SBR 1502:
Styrene butadiene SBR 1502 is commonly used in passenger car tires and applications requiring good grip and comfort.
Styrene butadiene SBR 1502's flexibility makes it suitable for the tread and sidewall, allowing for better performance in low-temperature conditions.

SBR 1712:
Often used in truck tires, industrial tires, and applications that require high durability and resistance to wear.
Its hardness and wear resistance make it suitable for tires that carry heavy loads or operate under extreme conditions.

4. HEAT RESISTANCE
Styrene butadiene SBR 1502:
Styrene butadiene SBR 1502 has decent heat resistance, allowing it to perform adequately under moderate temperature conditions.
However, Styrene butadiene SBR 1502 may not perform as well as SBR 1712 in very high-temperature environments.

SBR 1712:
Exhibits better heat resistance, making it more suitable for applications where tires may experience prolonged high temperatures, such as in heavy-duty vehicles.

5. COST-EFFECTIVENESS
Styrene butadiene SBR 1502:
Generally more cost-effective due to Styrene butadiene SBR 1502's widespread availability and lower production costs.
This makes Styrene butadiene SBR 1502 a preferred choice for manufacturers focusing on passenger tires where performance is essential but cost is a consideration.

SBR 1712:
Usually more expensive than Styrene butadiene SBR 1502 due to its enhanced properties and durability.
However, the higher initial cost may be justified in applications where performance and longevity are critical.

6. APPLICATIONS BEYOND TIRES
Styrene butadiene SBR 1502:
Styrene butadiene SBR 1502 is used in a variety of rubber products, including footwear, gaskets, and seals, where flexibility and comfort are required.

SBR 1712:
Primarily used in high-performance applications, including conveyor belts and industrial rubber products, where durability and resistance to wear are essential.

PHYSICAL and CHEMICAL PROPERTIES of STYRENE BUTADIENE SBR 1502:
Name: Styrene Butadiene Rubber (SBR) 1502
CAS Number: 9003-55-8 (generic for styrene-butadiene rubber copolymers)
EC / EINECS Number: (Not separately listed for SBR 1502 itself — polymeric rubbers like SBR are generally covered under polymer inventories and may not have unique EC numbers specific to the grade)
Polymer Type: Copolymer of styrene and butadiene produced by cold emulsion polymerization
Monomer Composition: ~23.5% styrene and ~76.5% butadiene by weight
Polymer Class: Synthetic elastomer (random copolymer)
Physical Form: Solid elastomer (bales or granules) designed for commercial rubber processing

Color: Light-yellow to light-brown natural polymer color in bales
Odor: Typical slight rubber odor (not defined like a small-molecule chemical)
Density / Specific Gravity: ~0.94 (approx.)
Solubility: Insoluble in water; soluble in some organic rubber solvents (typical for elastomers)
Mooney Viscosity (Raw): ~46–58 MU (ML 1+4, 100 °C) (indicates polymer processability)
Volatile Matter: ≤ 0.75 %
Ash Content: ≤ 1.0 %
Organic Acid Content: ~4.5–7 %
Soap Content: ≤ 0.5 %
Bound Styrene: ~22.5–24.5 % (key grade property)

Appearance: Light amber to pale brown rubber
Odor: Mild hydrocarbon odor
Polymer Type: Random copolymer of styrene and butadiene
Styrene Content: ~23.5 wt %
Density: ~0.94 g/cm³
Mooney Viscosity (ML 1+4 @ 100 °C): 48 – 58
Glass Transition Temperature (Tg): ~ −50 °C
Softening Point: Not sharply defined (elastomeric)
Hardness (Shore A, vulcanized): ~60 – 70 (compound-dependent)

Tensile Strength (vulcanized): ~20 – 25 MPa
Elongation at Break: ~400 – 500 %
Abrasion Resistance: Good
Elastic Recovery: Moderate
Low-Temperature Flexibility: Good
Color Stability: Moderate (tends to yellow on aging)
Electrical Insulation: Good
Water Absorption: Very low
Solubility in Water: Insoluble

Solubility in Organic Solvents: Soluble in aromatic hydrocarbons (e.g., toluene)
Chemical Class: Synthetic elastomer
Chemical Structure: Copolymer of styrene and 1,3-butadiene
Polymerization Method: Emulsion polymerization
Bound Styrene: ~23.5 %
Unsaturation: High (due to butadiene units)
Chemical Formula (repeat unit, idealized):
(C₈H₈)ₓ(C₄H₆)ᵧ

Average Molecular Weight: Not fixed (polymeric, typically >100,000 g/mol)
Reactivity: Reactive toward sulfur and peroxide curing systems
Crosslinking Behavior: Excellent vulcanization with sulfur systems
Resistance to Acids: Good (dilute acids)
Resistance to Alkalis: Good
Resistance to Oils: Poor to moderate
Resistance to Solvents: Poor (swells in hydrocarbons)
Resistance to Oxidation: Moderate to poor without antioxidants

Ozone Resistance: Poor
Weathering Resistance: Moderate
Thermal Stability: Limited; degrades above ~100–120 °C
Flammability: Combustible
Aging Characteristics: Requires antioxidants to improve heat/oxygen resistance
Chemical Compatibility: Compatible with carbon black, oils, resins, fillers
CAS: 9003-55-8
EINECS: 618-370-2
InChI: InChI=1/C8H8.C4H6/c1-2-8-6-4-3-5-7-8;1-3-4-2/h2-7H,1H2;3-4H,1-2H2
Molecular Formula: C12H14

Molar Mass: 158.24
Density: 1.04 g/mL at 25 °C
Melting Point: -59
Appearance: Morphology slab/chunk
PH: 10~13
Storage Condition: Room Temprature
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
Refractive Index: 1.57
Product Name: Butadiene-styrene copolymer

CAS No.: 9003-55-8
Molecular Formula: (C8H8.C4H6)x
InChIKeys: InChIKey=MTAZNLWOLGHBHU-UHFFFAOYSA-N
Molecular Weight: 158.24000
Exact Mass: 158.11000
EC Number: 613-880-1
DSSTox ID: DTXSID0049654
HScode: 4002119000

Categories: Cationic Surfactants
PSA: 0
XLogP3: 3.68800
Density: 0.9468 g/cm3
Melting Point: -59ºC
Boiling Point: 145.2ºC at 760 mmHg
Flash Point: 31.1ºC
Refractive Index: 1.57
Water Solubility: H2O: solvents with solubility parameters between 7.7 and 9.4: soluble
Mooney viscosity, MML 1+4 (100°C): 46 – 58
Bound Styrene, Weight %: 22.5 – 24.5

Organic acid, Weight %: 4.9 – 7.1
Soap, Weight %: 0.5 Max.
Ash, Weight %: 0.75 Max.
Volatile matter, Weight %: ZS 1008K 0.75 Max.
Emulsifier: Mixed acid
Coagulant: Acid
Stabilizer: Non-staining
Specific gravity, g/cc (bale): ASTM D-792 0.94
Physical form**, lbs/bale: 80.0 (36 kg)
Physical State: Solid elastomer (bales, crumbs)

FIRST AID MEASURES of STYRENE BUTADIENE SBR 1502:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation: 
Fresh air.
*In case of skin contact: 
Take off immediately all contaminated clothing. 
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact: 
Rinse out with plenty of water. 
Call in ophthalmologist. 
Remove contact lenses.
*If swallowed:
After swallowing: 
Immediately make victim drink water (two glasses at most). 
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available

ACCIDENTAL RELEASE MEASURES of STYRENE BUTADIENE SBR 1502:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains. 
Collect, bind, and pump off spills. 
Observe possible material restrictions. 
Take up dry. 
Dispose of properly. 
Clean up affected area.

FIRE FIGHTING MEASURES of STYRENE BUTADIENE SBR 1502:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2) 
Foam 
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.

EXPOSURE CONTROLS/PERSONAL PROTECTION of STYRENE BUTADIENE SBR 1502:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection. 
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A 
-Control of environmental exposure:
Do not let product enter drains.

HANDLING and STORAGE of STYRENE BUTADIENE SBR 1502:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed. 
Dry.

STABILITY and REACTIVITY of STYRENE BUTADIENE SBR 1502:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available