Description

Dipropylene Glycol, Maleic Anhydride, Sebacic Acid Polymer CAS NO 65941-46-0 is a specialized polyester resin synthesized from dipropylene glycol, maleic anhydride, and sebacic acid. This polymer is engineered to offer a unique balance of flexibility, chemical resistance, and thermal stability, making it a valuable intermediate for high-performance materials. It is primarily sought by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for advanced composite and specialty plastic applications.

Application

• Alkyd Resins & Polyester Coatings: Serves as a key building block for high-quality, durable industrial and protective coatings.
• Adhesives & Sealants: Imparts flexibility and adhesion in formulations requiring strong bonding and environmental resistance.
• Plasticizers & Modifiers: Used to modify the flexibility and processing characteristics of various polymer systems.
• Unsaturated Polyester Resins (UPR): Acts as a reactive component in the production of composites for automotive and marine parts.
• Elastomers & Rubber Products: Enhances the resilience and chemical resistance of synthetic rubbers.
• Specialty Intermediates: Employed in the synthesis of more complex polymers for niche industrial applications.

Basic Information

Product Name	Dipropylene Glycol, Maleic Anhydride, Sebacic Acid Polymer
CAS No.	65941-46-0
Molecular Formula	(C6H14O3 • C4H2O3 • C10H18O4)x
Molecular Weight	Polymer - Variable
Synonyms	Poly(dipropylene glycol maleate sebacate); DPG-MA-SA Polymer; Sebacic Acid-Dipropylene Glycol-Maleic Anhydride Copolymer; Polyester resin from dipropylene glycol, maleic anhydride and sebacic acid; Maleic Anhydride-Sebacic Acid-Dipropylene Glycol Terpolymer; CAS 65941-46-0
EINECS	Contact for details

Quality Control

Our production of Dipropylene Glycol, Maleic Anhydride, Sebacic Acid Polymer adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistent properties such as acid value, hydroxyl value, viscosity, and molecular weight distribution. Certificates of Analysis (COA) documenting full specifications 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 strong oxidizers, heat, and open flames. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Viscous liquid to solid mass
Color (Gardner)	≤ 4
Acid Value (mg KOH/g)	5 - 25
Hydroxyl Value (mg KOH/g)	50 - 150
Viscosity @ 25°C (cP)	Specification upon request
Molecular Weight (Mw)	Specification upon request

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