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ARALDITE PY 33757 is an emulsifiable, crystallization-resistant resin based on bisphenol-A chemistry, offering good compatibility with water-dilutable hardeners.
ARALDITE PY 33757 is designed with a controlled epoxy functionality and optimized viscosity profile to ensure consistent mixing behavior and predictable curing performance.
ARALDITE PY 33757 is commonly used in advanced adhesive systems, corrosion-resistant coatings, industrial flooring materials, casting and tooling compounds, and fiber-reinforced composite structures.
CAS Number: 25068-38-6
EC Number: 500-033-5
Synonyms: Crystallization-resistant epoxy resin, Industrial epoxy binder, Poly(bisphenol A-co-epichlorohydrin), Aromatic epoxy prepolymer, Solvent-free epoxy resin, Construction-grade epoxy resin, Reactive epoxy oligomer (BPA type), Bisphenol A epoxy resin, DGEBA resin, Diglycidyl ether of bisphenol A, Epichlorohydrin–bisphenol A resin, Liquid BPA epoxy resin, Modified BPA epoxy resin, Water-emulsifiable epoxy resin, Waterborne epoxy base resin
ARALDITE PY 33757 is a high-performance liquid epoxy resin engineered for specialized industrial formulations requiring enhanced durability and processing reliability.
ARALDITE PY 33757 is designed with a controlled epoxy functionality and optimized viscosity profile to ensure consistent mixing behavior and predictable curing performance.
ARALDITE PY 33757 contains reactive glycidyl groups that readily undergo crosslinking reactions with amine, anhydride, or polyamide curing agents, enabling the formation of a tightly crosslinked thermoset structure.
During curing, ARALDITE PY 33757 develops a dense three-dimensional polymer network that provides high mechanical strength, strong adhesion to metallic and mineral substrates, and good resistance to mechanical stress.
ARALDITE PY 33757 exhibits stable dimensional properties and maintains structural integrity under varying temperature and load conditions.
The cured system demonstrates good resistance to water, dilute chemicals, and industrial environments, making it suitable for protective and structural applications.
ARALDITE PY 33757 is commonly used in advanced adhesive systems, corrosion-resistant coatings, industrial flooring materials, casting and tooling compounds, and fiber-reinforced composite structures.
ARALDITE PY 33757 supports both ambient and elevated temperature curing processes, offering formulation flexibility and consistent long-term performance in demanding industrial sectors.
ARALDITE PY 33757 is an emulsifiable, crystallization-resistant epoxy resin.
ARALDITE PY 33757 is suitable for use in waterborne coatings.
ARALDITE PY 33757 is a liquid epoxy resin designed for waterborne and solvent-free epoxy systems.
ARALDITE PY 33757 is an emulsifiable, crystallization-resistant resin based on bisphenol-A chemistry, offering good compatibility with water-dilutable hardeners.
ARALDITE PY 33757 provides balanced viscosity, reliable curing performance, and strong adhesion after crosslinking.
ARALDITE PY 33757 is widely used in industrial primers, protective coatings, adhesives, sealants, flooring systems, and construction applications where chemical resistance, mechanical strength, and good processability are required.
ARALDITE PY 33757 complies with the REACH regulation.
ARALDITE PY 33757 is a clear liquid epoxy resin used in industrial adhesives, sealants, flooring, surface applications, and paints and coatings.
ARALDITE PY 33757 is solvent-free, slightly soluble in water, and functions as a binder and resin.
ARALDITE PY 33757 is compatible with mortar and provides reliable performance in various industrial processes.
ARALDITE PY 33757 is a liquid epoxy resin developed for advanced industrial adhesive, coating, casting, and composite systems.
ARALDITE PY 33757 contains reactive epoxide groups that enable efficient curing with amine, anhydride, or polyamide hardeners.
ARALDITE PY 33757 forms a durable and chemically resistant thermoset polymer network after crosslinking and is used in applications requiring mechanical strength, adhesion, and long-term stability.
Uses of ARALDITE PY 33757:
ARALDITE PY 33757 is used in structural adhesive systems, corrosion-resistant protective coatings, industrial flooring applications, casting compounds, electrical encapsulation materials, and composite manufacturing.
ARALDITE PY 33757 serves as a base resin for bonding metals, concrete, and composite substrates where high mechanical strength and adhesion are required.
ARALDITE PY 33757 is applied in heavy-duty epoxy coatings and floor systems exposed to chemical and mechanical stress, and it is also utilized in fiber-reinforced composite structures and potting systems where durability and long-term performance are critical.
Advantages of ARALDITE PY 33757:
ARALDITE PY 33757 offers significant performance advantages in industrial epoxy systems.
ARALDITE PY 33757 provides high mechanical strength, including excellent tensile, compressive, and flexural properties after curing.
ARALDITE PY 33757 ensures strong adhesion to metals, concrete, and composite substrates while delivering good resistance to water, dilute chemicals, and industrial environments.
ARALDITE PY 33757 maintains dimensional stability under mechanical load and temperature variations and enhances corrosion protection for metal surfaces.
ARALDITE PY 33757 is compatible with various curing agents and offers reliable processing behavior, forming a durable thermoset network suitable for demanding long-term applications.
Prosessing of ARALDITE PY 33757:
ARALDITE PY 33757 is processed by accurately mixing the resin with a suitable curing agent in the recommended stoichiometric ratio to ensure complete crosslinking and optimal performance.
ARALDITE PY 33757 should be thoroughly blended to obtain a homogeneous mixture and prevent incomplete curing.
ARALDITE PY 33757 can be applied at ambient temperature or cured under elevated temperatures depending on the selected hardener system and required performance properties.
The viscosity of ARALDITE PY 33757 may be adjusted with reactive diluents, fillers, or additives to meet specific application requirements.
After mixing, ARALDITE PY 33757 has a defined pot life influenced by formulation and temperature conditions, and it can be applied by brushing, rolling, pouring, casting, injection, or impregnation before full curing occurs.
Stability and Reactivity of ARALDITE PY 33757:
Chemical stability:
ARALDITE PY 33757 is stable under recommended storage conditions when kept in tightly closed containers.
Reactivity:
ARALDITE PY 33757 reacts exothermically with amine curing agents.
Anhydride curing agents.
Polyamide curing agents to form a crosslinked thermoset network.
Conditions to avoid:
ARALDITE PY 33757 should be kept away from excessive heat.
Ignition sources.
Uncontrolled mixing with curing agents.
Incompatible materials:
ARALDITE PY 33757 is incompatible with strong acids.
Strong bases.
Strong oxidizing agents.
Hazardous decomposition products:
ARALDITE PY 33757 may release carbon oxides (CO, CO₂).
Irritating organic fumes under fire or severe thermal decomposition.
Handling and Storage of ARALDITE PY 33757:
Handling:
ARALDITE PY 33757 should be handled using appropriate industrial hygiene practices.
Avoid skin and eye contact.
Ensure adequate ventilation.
Storage:
ARALDITE PY 33757 should be stored in original, tightly sealed containers in a cool, dry, and well-ventilated area.
Temperature control:
ARALDITE PY 33757 should be protected from direct sunlight.
Excessive heat should be avoided.
Contamination prevention:
ARALDITE PY 33757 should be protected from moisture and contamination to maintain product quality.
First Aid Measures of ARALDITE PY 33757:
Inhalation:
If vapors or mists of ARALDITE PY 33757 are inhaled, move the person to fresh air.
Seek medical attention if symptoms persist.
Skin contact:
Wash affected skin immediately with soap and water.
Eye contact:
Rinse cautiously with water for several minutes.
Obtain medical advice if irritation continues.
Ingestion:
Rinse mouth.
Seek medical attention without inducing vomiting unless directed by medical personnel.
Firefighting Measures of ARALDITE PY 33757:
Suitable extinguishing media:
Foam.
Dry chemical powder.
Carbon dioxide.
Water spray.
Protective equipment:
Firefighters should wear self-contained breathing apparatus.
Full protective clothing.
Combustion hazards:
Burning ARALDITE PY 33757 may produce dense smoke.
Carbon monoxide.
Carbon dioxide.
Other irritating gases.
Accidental Release Measures of ARALDITE PY 33757:
Personal precautions:
Wear appropriate protective equipment.
Avoid direct contact with spilled ARALDITE PY 33757.
Environmental precautions:
Prevent ARALDITE PY 33757 from entering drains, soil, or water systems.
Cleanup method:
Absorb spilled material with inert absorbents such as sand or earth.
Place in suitable containers for disposal.
Exposure Controls / Personal Protection of ARALDITE PY 33757:
Respiratory protection:
Use appropriate respiratory protection if ventilation is insufficient.
Hand protection:
Wear chemical-resistant gloves.
Eye protection:
Use safety goggles or face shield.
Skin protection:
Wear protective clothing to minimize exposure.
Hygiene measures:
Wash hands thoroughly after handling.
Wash hands before eating, drinking, or smoking.
Identifiers of ARALDITE PY 33757:
Epoxy functionality: Difunctional epoxide
Physical form: Viscous liquid
Blend: No
Chemical Family: Epoxy & Epoxy Derivatives
Function: Binder & Resin,Binder & Resin
Product Functions: Binder
Single Ingredient: Yes
Technologies: CASE
CAS Number: 25068-38-6
EC Number: 500-033-5
Molecular Formula: Polymeric substance
Physical State: Liquid
Appearance: Clear to slightly yellow resin
Properties of ARALDITE PY 33757:
Appearance: Clear to slightly yellow liquid
Viscosity: Medium viscosity at room temperature
Density: Approx. 1.1–1.2 g/cm³
Odor: Mild characteristic odor
Viscosity (25 °C): Approx. 5 000–8 000 mPa·s
Epoxy equivalent weight (EEW): Approx. 172–182 g/eq
Density (25 °C): Approx. 1.16–1.18 g/cm³
Solubility: Slightly soluble in water; emulsifiable; soluble in organic solvents
Flash point: >180 °C (typical)
Epoxy Equivalent Weight: 177.0 g/eq
Density: 1.17: g/cm³ at 25°C
Flash Point: min. 180.0°C
Flash Point: min. 180.0°C
Viscosity: 5000.0-8000.0 mPa.s
Appearance: Clear liquid
Color: Light Yellow
Material Compatibility: Mortar Substrate
Odor: Slight
