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Wannate TT-150B is used in refinishing systems for car body repair coatings, truck coatings, bus coatings, and protective automotive topcoats where appearance and durability are both important.
Wannate TT-150B is also widely used in wood coating systems for premium furniture, parquet flooring, kitchen cabinets, decorative panels, and architectural wood elements.
CAS Number: Not applicable as a single substance (mixture)
EC Number: Not uniquely assigned (mixture formulation)
Molecular Formula: Not defined (polymeric and adduct mixture)
Molecular Weight: Not defined (distribution of oligomeric species)
SYNONYMS:
TDI Polyisocyanate Solution, Aromatic Polyisocyanate Hardener, Toluene Diisocyanate Adduct, Polyurethane Curing Agent, Polyisocyanate Crosslinker, TDI-Based Hardener, Isocyanate Curing Agent, Aromatic Isocyanate Solution, Polyurethane Crosslinking Agent, Industrial Polyisocyanate Solution
Wannate TT-150B is a solvent-based aromatic polyisocyanate curing agent developed by Wanhua Chemical.
Wannate TT-150B is based on toluene diisocyanate (TDI) chemistry and is supplied as a solution designed for use in two-component polyurethane systems, particularly coatings, adhesives, sealants, and elastomers (CASE applications).
Wannate TT-150B is formulated to act as a crosslinking agent for hydroxyl-functional resins such as polyester polyols, acrylic polyols, alkyd resins, and other polyurethane precursors.
Through its reactive isocyanate groups, Wannate TT-150B forms highly crosslinked polyurethane networks that deliver excellent mechanical strength, chemical resistance, and durability.
Wannate TT-150B is a formulated mixture rather than a single pure substance.
Wannate TT-150B is a high-performance aromatic polyisocyanate designed for use in polyurethane coating, adhesive, sealant, and elastomer applications.
Wannate TT-150B is based on toluene diisocyanate chemistry and provides excellent reactivity, curing efficiency, and crosslinking performance.
Wannate TT-150B contributes to the production of polyurethane systems with outstanding mechanical strength, durability, and chemical resistance.
Wannate TT-150B's balanced functionality enables the formation of dense polymer networks that enhance hardness, adhesion, and long-term stability.
Wannate TT-150B is widely used in industrial formulations where fast curing, high performance, and reliable processing characteristics are required.
Wannate TT-150B supports the development of coatings and elastomers with excellent wear resistance, weatherability, and surface protection properties.
Wannate TT-150B is suitable for a broad range of manufacturing applications requiring consistent quality and dependable polyurethane performance.
USES and APPLICATIONS of WANNATE TT-150B:
Wannate TT-150B is widely used in high-performance industrial coating systems designed for metal protection in harsh environments.
These include steel structures, bridges, construction machinery, industrial equipment, and storage systems that require long-term corrosion resistance and mechanical durability.
In automotive applications, Wannate TT-150B is used in refinishing systems for car body repair coatings, truck coatings, bus coatings, and protective automotive topcoats where appearance and durability are both important.
Wannate TT-150B is also widely used in wood coating systems for premium furniture, parquet flooring, kitchen cabinets, decorative panels, and architectural wood elements.
Wannate TT-150B helps achieve smooth, high-gloss finishes with strong resistance to scratches and household chemicals.
In the plastics industry, Wannate TT-150B is used to improve surface hardness and chemical resistance of plastic components used in electronics, appliances, automotive interiors, and consumer products.
Wannate TT-150B plays an important role in industrial maintenance coatings used for factories, warehouses, pipelines, tanks, and heavy equipment exposed to aggressive chemical or mechanical conditions.
In marine environments, Wannate TT-150B is used in protective coatings for ship decks, hull components, offshore platforms, harbor infrastructure, and marine machinery where resistance to saltwater, humidity, and corrosion is critical.
Wannate TT-150B is also used in synthetic leather production for automotive interiors, furniture upholstery, footwear materials, luggage, and fashion products, where flexibility and abrasion resistance are required.
Wannate TT-150B is commonly applied in textile coating systems used for technical textiles, protective clothing, industrial fabrics, tarpaulins, and outdoor materials that require weather resistance and durability.
Wannate TT-150B is used in adhesive systems for structural bonding in woodworking, construction panels, footwear assembly, and composite material manufacturing.
In printing ink systems, Wannate TT-150B improves adhesion, scratch resistance, and chemical resistance of printed surfaces, making it suitable for packaging, labels, and industrial printing applications.
Wannate TT-150B is also used in coil coatings and appliance coatings for refrigerators, washing machines, ovens, and metal housings that require decorative appearance combined with long-term durability.
Wannate TT-150B is widely used in two-component polyurethane coating systems for industrial equipment, machinery, and protective surface finishing.
Wannate TT-150B is extensively used in automotive refinishing coatings, including car body repair paints and protective automotive topcoats.
In the wood industry, Wannate TT-150B is used for furniture coatings, parquet flooring finishes, cabinetry coatings, and decorative wood protection systems.
Wannate TT-150B is widely used in industrial protective coatings for steel structures, bridges, pipelines, storage tanks, and heavy machinery.
Wannate TT-150B is applied in plastic coatings to improve surface hardness, scratch resistance, and chemical durability of plastic components.
Wannate TT-150B is used in textile coatings and synthetic leather production where flexibility, abrasion resistance, and durability are required.
Wannate TT-150B is commonly used in adhesive systems for furniture assembly, footwear manufacturing, construction bonding, and industrial lamination.
Wannate TT-150B is also used in marine coatings for ships, offshore structures, and marine equipment requiring corrosion resistance.
In printing ink systems, Wannate TT-150B acts as a crosslinking agent to improve adhesion and durability of printed surfaces.
Wannate TT-150B is suitable for coil coatings, appliance coatings, and metal finishing systems requiring long-term protection and high gloss.
Wannate TT-150B is widely used in industrial coatings, wood finishes, automotive refinishing systems, plastic coatings, textile coatings, and specialty adhesive systems where high performance and fast curing are required.
CHARACTERISTICS of WANNATE TT-150B:
Wannate TT-150B is characterized by its strong crosslinking capability and balanced processing performance.
Wannate TT-150B provides a good combination of reactivity and workability, making it suitable for both industrial-scale and specialty coating applications.
Wannate TT-150B exhibits excellent compatibility with hydroxyl-functional resins such as acrylics, polyesters, and alkyd systems, allowing formulators to design coatings with customized mechanical and aesthetic properties.
Wannate TT-150B's aromatic isocyanate structure contributes to high film strength, durability, and chemical resistance after curing.
The resulting polyurethane films show excellent surface smoothness and uniformity.
Wannate TT-150B also provides good leveling properties in coating applications, helping to reduce surface defects and improve final appearance quality.
The solvent-based formulation ensures easy application in conventional coating systems, including spray, brush, roller, and dip processes.
Wannate TT-150B shows strong performance as a solvent-based TDI-derived polyisocyanate curing agent designed for high-end polyurethane systems.
One of Wannate TT-150B's most important characteristics is its ability to form densely crosslinked polymer networks that significantly enhance coating durability and long-term resistance performance.
This dense network formation leads to coatings with improved hardness, toughness, and resistance to mechanical wear.
Wannate TT-150B demonstrates excellent wetting and leveling behavior on a wide variety of substrates, which helps reduce surface defects such as craters, pinholes, and uneven film formation.
This makes Wannate TT-150B especially suitable for applications where surface appearance and aesthetic quality are critical.
Another important characteristic is Wannate TT-150B's balanced reactivity profile.
Wannate TT-150B is reactive enough to ensure fast curing at ambient or slightly elevated temperatures, yet still controllable enough to allow proper application and film formation in industrial coating processes.
This balance is important in large-scale manufacturing environments where consistency and process stability are required.
Wannate TT-150B also provides good compatibility with a wide range of hydroxyl-functional resins, including acrylic, polyester, alkyd, and modified polymer systems.
This compatibility allows formulators to adjust hardness, flexibility, gloss, and chemical resistance according to end-use requirements.
The aromatic structure of the TDI-based isocyanate contributes to high cohesive strength in the final polyurethane network, which improves resistance against abrasion, impact, and long-term mechanical stress.
BENEFITS of WANNATE TT-150B:
Wannate TT-150B significantly improves mechanical strength, hardness, and durability in polyurethane coating systems.
Wannate TT-150B enhances resistance to chemicals such as oils, fuels, detergents, and industrial solvents, making it suitable for demanding environments.
Wannate TT-150B improves abrasion resistance and scratch resistance, extending the service life of coated surfaces.
Wannate TT-150B contributes to excellent gloss retention and long-term aesthetic stability in decorative and industrial coatings.
Wannate TT-150B enables fast curing, which improves production efficiency and reduces manufacturing cycle times.
Wannate TT-150B enhances adhesion to metal, wood, plastic, and composite substrates, improving coating reliability.
Wannate TT-150B improves water resistance and environmental durability, making coatings suitable for outdoor and industrial use.
Wannate TT-150B provides balanced flexibility and hardness, reducing risks of cracking or delamination.
Wannate TT-150B provides significant improvements in coating durability, especially in demanding industrial environments where surfaces are exposed to chemicals, friction, and environmental stress.
The resulting polyurethane films show excellent resistance to oils, fuels, solvents, and cleaning agents, which makes them suitable for heavy-duty industrial use.
Wannate TT-150B enhances long-term gloss retention, helping coated surfaces maintain their visual appearance even after extended exposure to UV light, weathering, and mechanical wear.
This is especially important in automotive refinishing and decorative coatings.
Wannate TT-150B also improves scratch resistance and surface hardness, making coated materials more resistant to everyday mechanical damage.
This contributes to longer service life and reduced maintenance requirements.
Another key benefit of Wannate TT-150B is improved adhesion performance across a wide range of substrates.
Wannate TT-150B helps coatings bond strongly to metals, plastics, wood, textiles, and composite materials, reducing the risk of delamination or coating failure.
Wannate TT-150B supports fast curing systems, which increases production efficiency and reduces processing time in industrial coating lines.
This is especially beneficial in high-throughput manufacturing environments.
Wannate TT-150B also contributes to improved film integrity under stress conditions such as bending, vibration, and thermal cycling, helping coatings maintain performance in dynamic environments.
Additionally, coatings formulated with Wannate TT-150B often show improved resistance to moisture and humidity, which enhances durability in outdoor and marine environments.
TECHNICAL PERFORMANCE ADVANTAGES of WANNATE TT-150B:
Wannate TT-150B provides excellent film formation characteristics that contribute to smooth, defect-free coatings with uniform thickness and high aesthetic quality.
Wannate TT-150B's high crosslinking density ensures that cured films maintain strong mechanical properties over long periods, even under harsh environmental conditions.
Wannate TT-150B supports excellent formulation flexibility, allowing manufacturers to adjust coating properties such as hardness, elasticity, gloss, and chemical resistance.
Wannate TT-150B enables the production of coatings with high resistance to abrasion, making it suitable for surfaces exposed to frequent physical contact or movement.
Wannate TT-150B also improves resistance to thermal aging and environmental degradation, helping coatings maintain performance over time.
Because of its strong balance of reactivity, compatibility, and performance enhancement, Wannate TT-150B remains a widely used curing agent in the CASE industry (Coatings, Adhesives, Sealants, and Elastomers), especially for high-performance industrial systems requiring long-term durability and reliability.
PHYSICAL and CHEMICAL PROPERTIES of WANNATE TT-150B:
Product Name WANNATE® TT 150B
Chemical Type TDI-Based Polyisocyanate Solution
Chemical Family Aromatic Polyisocyanate
Main Component Toluene Diisocyanate Derivative
Solvent System Organic solvent mixture (proprietary)
Physical State Liquid
Appearance Clear to slightly yellow liquid
Solid Content ~75%
NCO Content ~13–15%
CAS Number: Not applicable as a single substance (mixture)
EC Number: Not uniquely assigned (mixture formulation)
Molecular Formula: Not defined (polymeric and adduct mixture)
Molecular Weight: Not defined (distribution of oligomeric species)
Appearance: Clear to slightly yellow liquid
Physical State: Liquid
Odor: Aromatic solvent and isocyanate odor
Solid Content: ~75%
NCO Content: ~13–15%
Density (25°C): ~1.08–1.15 g/cm³
Viscosity (25°C): Low to medium viscosity
Flash Point: Typically 25–35°C (flammable solvent system)
Boiling Range: Depends on solvent composition
Vapor Pressure: Moderate due to solvent content
Solubility in Water: Reacts with water
Solubility in Organic Solvents: Fully miscible with esters, ketones, aromatic hydrocarbons
Storage Stability: Stable under dry, sealed conditions
Shelf Life: Typically 6–12 months
Chemical Family: Aromatic Polyisocyanate
Functional Groups: Isocyanate (-NCO)
Reactivity: High
Crosslinking Ability: Excellent
Moisture Sensitivity: High
Water Reactivity: Forms polyurea + CO₂
Cure Mechanism: Polyurethane formation via hydroxyl reaction
Chemical Resistance After Cure: High
Solvent Resistance After Cure: Excellent
Abrasion Resistance: High
Adhesion: Excellent on multiple substrates
Film Formation: Dense and durable polymer network
Hardness Development: High
Flexibility: Adjustable depending on formulation
FIRST AID MEASURES of WANNATE TT-150B:
-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 WANNATE TT-150B:
-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 WANNATE TT-150B:
-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 WANNATE TT-150B:
-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 WANNATE TT-150B:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
STABILITY and REACTIVITY of WANNATE TT-150B:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available
