Description

Castor Oil, Dehydrated, Polymer With Bisphenol A, Epichlorohydrin And Phthalic Anhydride is a high-performance, modified epoxy resin derived from renewable castor oil, offering a unique combination of flexibility, chemical resistance, and adhesion. This specialized polymer is engineered to provide enhanced durability and performance in demanding coating and adhesive formulations. It is a critical raw material for manufacturers in the protective coatings, industrial adhesives, and electronic encapsulation sectors seeking sustainable and high-performance resin solutions.

Application

• Protective & Marine Coatings: Used as a flexibilizing agent in epoxy-based primers and topcoats for metal, concrete, and ship hulls, providing excellent corrosion and water resistance.
• Industrial Adhesives & Sealants: Serves as a key component in high-strength structural adhesives and flexible sealants, offering superior bond strength and impact resistance.
• Electrical & Electronic Encapsulation: Employed in potting and encapsulation compounds for transformers, capacitors, and electronic modules due to its good dielectric properties and thermal shock resistance.
• Flooring & Civil Engineering: Formulated into self-leveling floor coatings, grouts, and repair mortars where chemical resistance and durability are paramount.
• Aerospace & Automotive Composites: Acts as a toughening modifier in advanced composite matrices, improving fracture toughness and delamination resistance.
• Flexible Molds & Tooling: Utilized in the production of flexible molds for casting polyurethanes, resins, and concrete, offering excellent release properties and longevity.

Basic Information

Product Name	Castor Oil, Dehydrated, Polymer With Bisphenol A, Epichlorohydrin And Phthalic Anhydride
CAS No.	129870-88-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Dehydrated Castor Oil-Bisphenol A-Epichlorohydrin-Phthalic Anhydride Polymer; Epoxy Resin from Dehydrated Castor Oil; DCO-Based Epoxy Resin; Castor Oil Epoxy Resin; Modified Epoxy Resin (Castor Oil); Epoxy Adduct of Dehydrated Castor Oil; Bisphenol A/Epichlorohydrin/Dehydrated Castor Oil/Phthalic Anhydride Copolymer
EINECS	Contact for details

Quality Control

Our production of Castor Oil, Dehydrated, Polymer With Bisphenol A, Epichlorohydrin And Phthalic Anhydride adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent performance, including measurement of epoxy equivalent weight, viscosity, and color. Certificates of Analysis (COA) documenting all key parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flames. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous liquid, amber to brown
Epoxy Equivalent Weight (EEW)	Contact for details
Viscosity (at 25°C)	Contact for details
Color (Gardner)	≤ 12
Hydrolyzable Chloride	≤ 0.1 %
Non-Volatile Matter	≥ 99.0 %

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