Description

9,12-Octadecadienoic Acid (Z,Z)-, Polymer With (Chloromethyl)Oxirane And 4,4'-(1-Methylethylidene)Bis[Phenol] is a specialized epoxy resin modifier derived from linoleic acid, epichlorohydrin, and bisphenol A. This compound is engineered to enhance the flexibility, impact resistance, and adhesion properties of cured epoxy systems, making it a critical additive for high-performance formulations. It is primarily utilized by manufacturers in the coatings, adhesives, composites, and electronics industries seeking to improve the durability and functional characteristics of their products.

Application

• Epoxy Resin Modification: Acts as a flexibilizer and toughening agent for epoxy resins used in structural adhesives and composite matrices.
• Protective Coatings: Incorporated into high-performance industrial and marine coatings to improve film flexibility, chemical resistance, and substrate adhesion.
• Electronic Encapsulation: Used in potting and encapsulation compounds to reduce internal stress and prevent cracking in sensitive electronic components.
• Aerospace & Automotive Composites: Enhances the fracture toughness and impact resistance of fiber-reinforced epoxy composites for lightweight structural parts.
• Tooling and Molding Compounds: Improves the demolding characteristics and durability of epoxy-based tooling masters and molds.
• Civil Engineering: Employed in epoxy grouts and repair mortars to provide enhanced bond strength and resilience under dynamic loads.

Basic Information

Product Name	9,12-Octadecadienoic Acid (Z,Z)-, Polymer With (Chloromethyl)Oxirane And 4,4'-(1-Methylethylidene)Bis[Phenol]
CAS No.	68541-21-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Epoxy Resin, Modified with Linoleic Acid; Bisphenol A-Epichlorohydrin-Linoleic Acid Copolymer; Linoleic Acid, polymer with bisphenol A and epichlorohydrin; Epoxy Flexibilizer; Epoxy Toughening Agent; Fatty Acid Modified Epoxy Resin; CAS 68541-21-9
EINECS	Contact for details

Quality Control

Our production of 9,12-Octadecadienoic Acid (Z,Z)-, Polymer With (Chloromethyl)Oxirane And 4,4'-(1-Methylethylidene)Bis[Phenol] adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including epoxy equivalent weight, viscosity, and acid value. A comprehensive Certificate of Analysis (COA) documenting these specifications is provided with every shipment 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). This product is hygroscopic (moisture-sensitive); ensure containers are kept sealed when not in use to prevent absorption of atmospheric moisture which may affect product performance.

Specification

Item	Specification
Appearance	Viscous liquid to semi-solid
Color (Gardner)	≤ 8
Epoxy Equivalent Weight (EEW)	Contact for details
Viscosity @ 25°C	Contact for details
Acid Value	≤ 5 mg KOH/g
Moisture Content	≤ 0.5%

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