Description

Bisphenol A-4,4''-Diisocyanatodiphenylmethane-Epichlorohydrin Copolymer is a high-performance, specialty polymer synthesized from bisphenol A, methylene diphenyl diisocyanate (MDI), and epichlorohydrin. This engineered copolymer is valued for its unique combination of thermal stability, chemical resistance, and mechanical properties derived from its polyurethane and epoxy-like structural segments. It is primarily utilized in advanced industrial applications where durable, high-performance polymeric materials are required, such as in specialty coatings, adhesives, and composite matrices.

Application

• High-Performance Coatings: Used as a key resin in industrial and protective coatings requiring exceptional chemical resistance, adhesion, and durability.
• Advanced Adhesives & Sealants: Serves as a base polymer for formulating structural adhesives with high strength and environmental stability.
• Composite Materials: Acts as a matrix resin or modifier in fiber-reinforced composites for automotive, aerospace, and industrial components.
• Electrical Encapsulation: Employed in potting compounds and encapsulants for electronic components due to its insulating properties and thermal endurance.
• Specialty Elastomers: Utilized as a modifier to enhance the properties of polyurethane and other elastomeric systems.
• Industrial Binders: Functions as a binding agent in abrasive materials, friction products, and other specialized industrial formulations.

Basic Information

Product Name	Bisphenol A-4,4''-Diisocyanatodiphenylmethane-Epichlorohydrin Copolymer
CAS No.	38806-92-7
Molecular Formula	(C15H16O2.C15H10N2O2.C3H5ClO)n
Molecular Weight	Polymeric substance (Variable)
Synonyms	Bisphenol A-MDI-Epichlorohydrin Copolymer; BADGE-MDI Copolymer; Bisphenol A Diglycidyl Ether-MDI Copolymer; Epoxy-Urethane Hybrid Polymer; Bisphenol A/Epichlorohydrin/MDI Terpolymer; Poly(Bisphenol A-co-4,4'-Methylenediphenyl Diisocyanate-co-Epichlorohydrin); 38806-92-7; BADGE-MDI Resin
EINECS	Contact for details

Quality Control

Our Bisphenol A-4,4''-Diisocyanatodiphenylmethane-Epichlorohydrin Copolymer is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in key parameters such as viscosity, epoxy equivalent weight (EEW), isocyanate content, and thermal properties. A comprehensive Certificate of Analysis (COA) detailing these specifications is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed, moisture-proof container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat sources, open flames, and incompatible materials such as strong acids, bases, and amines. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Viscous liquid to solid (Grade dependent)
Color (Gardner)	≤ 4
Viscosity (at 25°C)	Specified per grade
Epoxy Equivalent Weight (EEW)	Specified per grade
Isocyanate (NCO) Content	Specified per grade
Non-Volatile Matter	≥ 99.0 %
Identification (IR)	Conforms

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.