Description

Hexanedioic Acid, Polymer With 1,4-Butanediol And 2,2-Dimethyl-1,3-Propanediol, Isononyl Ester is a high-performance polymeric ester, specifically a complex polyester polyol derivative. This specialized chemical is engineered to deliver enhanced stability and performance characteristics, making it a critical intermediate for demanding industrial formulations. It is primarily sought by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as in advanced polymer synthesis, where its unique structure imparts valuable properties like flexibility, hydrolytic stability, and compatibility.

Application

• High-Performance Polyurethane Systems: A key polyol component for producing flexible and microcellular foams, coatings, adhesives, and elastomers with improved weatherability and mechanical properties.
• Specialty Resins and Polymers: Used as a building block in synthesizing alkyd resins, saturated polyesters, and other polymers requiring a balance of flexibility and chemical resistance.
• Industrial and Protective Coatings: Imparts excellent adhesion, flexibility, and durability in coatings for automotive, marine, and industrial maintenance applications.
• Plasticizers and Modifiers: Acts as a polymeric plasticizer or modifier for PVC and other polymer systems to enhance low-temperature performance and reduce migration.
• Adhesive and Sealant Formulations: Provides tack, cohesion, and long-term stability in high-performance sealants and structural adhesives.
• Lubricant and Functional Fluid Additives: Employed as a viscosity modifier or base fluid component in synthetic lubricants and hydraulic fluids.

Basic Information

Item	Details
Product Name	Hexanedioic Acid, Polymer With 1,4-Butanediol And 2,2-Dimethyl-1,3-Propanediol, Isononyl Ester
CAS No.	208945-12-4
Molecular Formula	Typically a complex mixture; based on monomers: C6H10O4, C4H10O2, C5H12O2, C9H18O2
Molecular Weight	Variable (Polymeric)
Synonyms	Poly(neopentyl glycol-adipate) isononyl ester; Adipic acid, polymer with 1,4-butanediol and neopentyl glycol, isononyl ester; Polyester polyol based on adipic acid, butanediol, and neopentyl glycol, terminated with isononanol; Isononyl ester of adipic acid/butanediol/neopentyl glycol copolymer; CAS 208945-12-4; Adipic acid/butanediol/neopentyl glycol copolymer isononyl ester; Polyester polyol, branched (adipic acid, BDO, NPG, isononanol)
EINECS	Contact for details

Quality Control

Our production of Hexanedioic Acid, Polymer With 1,4-Butanediol And 2,2-Dimethyl-1,3-Propanediol, Isononyl Ester adheres to a stringent quality management system. Every batch undergoes comprehensive analytical testing to ensure consistent properties such as hydroxyl value, acid value, viscosity, and color. Certificates of Analysis (COA) documenting these key specifications are provided to guarantee the material meets your formulation requirements and supports your own quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (typically 15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider under an inert atmosphere (e.g., nitrogen) to minimize oxidation and moisture uptake.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 3
Hydroxyl Value (mg KOH/g)	Contact for details
Acid Value (mg KOH/g)	≤ 2.0
Viscosity @ 25°C (cPs)	Contact for details
Water Content (Karl Fischer)	≤ 0.1%
Identification (IR)	Conforms

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