Description

Octadecanoic Acid, Polymer With (Chloromethyl) Oxirane And 4,4'-(1-Methylethylidene)Bis[Phenol] is a high-performance polymeric ester, commonly known as an epoxy stearate, synthesized from stearic acid, epichlorohydrin, and bisphenol A. This specialized polymer is engineered to deliver enhanced thermal stability, flexibility, and adhesion properties, making it a valuable additive and modifier. It is primarily utilized in the formulation of advanced coatings, adhesives, and composite materials where durability and performance under stress are critical.

Application

• As a reactive diluent and flexibilizer in epoxy resin systems for coatings and composites.
• Key component in formulating high-performance industrial and protective coatings for metal, concrete, and plastic substrates.
• Used as a modifier in structural adhesives and sealants to improve toughness and impact resistance.
• Incorporated into electrical insulation materials and potting compounds due to its stable dielectric properties.
• Serves as a plasticizer and compatibilizer in specialized polymer blends and composites.
• Potential use in the matrix for fiber-reinforced plastics (FRP) in automotive and aerospace applications.

Basic Information

Product Name	Octadecanoic Acid, Polymer With (Chloromethyl) Oxirane And 4,4'-(1-Methylethylidene)Bis[Phenol]
CAS No.	64365-51-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Epoxy Stearate of Bisphenol A; Bisphenol A Diglycidyl Ether Stearate Adduct; Poly(Bisphenol A-co-Epichlorohydrin) Stearate; Epoxy Resin Stearic Acid Adduct; Stearic Acid-Epichlorohydrin-Bisphenol A Polymer; Epoxy Ester Resin; CAS 64365-51-1; BPA Epoxy Stearate
EINECS	Contact for details

Quality Control

Our production of Octadecanoic Acid, Polymer With (Chloromethyl) Oxirane And 4,4'-(1-Methylethylidene)Bis[Phenol] adheres to stringent quality management protocols. Every batch is analyzed to ensure consistent epoxy value, acid value, viscosity, and color, meeting precise customer and application requirements. Comprehensive Certificates of Analysis (COA) documenting all key parameters are provided to guarantee traceability and batch-to-batch consistency.

Storage

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

Specification

Item	Specification
Appearance	Viscous liquid to semi-solid
Color (Gardner)	≤ 4
Epoxy Value (eq/100g)	Contact for details
Acid Value (mg KOH/g)	≤ 2.0
Viscosity @ 25°C (cPs)	Contact for details
Hydrolyzable Chloride	≤ 0.1%
Identification (IR)	Conforms

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