Description

Hexanedioic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, 2-Ethylhexyl Ester is a high-performance polymeric ester, specifically a polyester polyol, derived from adipic acid, neopentyl glycol, and 2-ethylhexanol. This compound is valued for its excellent hydrolytic stability, low viscosity, and flexibility, making it a superior intermediate for demanding formulations. It is primarily needed by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as in polyurethane production, where consistent quality and reliable performance are critical.

Application

• Polyurethane Elastomers & Foams: Serves as a key polyol component, imparting flexibility, durability, and hydrolytic resistance to the final polymer.
• High-Performance Coatings & Resins: Used in the synthesis of polyester resins for industrial, automotive, and marine coatings that require excellent weatherability and chemical resistance.
• Adhesives & Sealants: Acts as a building block for polyurethane-based adhesives and sealants, enhancing adhesion and elasticity.
• Plasticizers & Modifiers: Functions as a polymeric plasticizer or modifier for PVC and other polymers to improve low-temperature flexibility and permanence.
• Synthetic Lubricants & Functional Fluids: Utilized in the formulation of high-stability synthetic lubricants and hydraulic fluids.
• Elastomeric Fibers & TPUs: A critical raw material in the production of thermoplastic polyurethanes (TPUs) and spandex-type fibers.

Basic Information

Product Name	Hexanedioic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, 2-Ethylhexyl Ester
CAS No.	68409-57-4
Molecular Formula	(C6H10O4 · C5H12O2 · C8H16O)n
Molecular Weight	Varies (Polymeric Ester)
Synonyms	Adipic Acid-Neopentyl Glycol-2-Ethylhexyl Ester Polymer; Poly(adipic acid-co-neopentyl glycol) 2-ethylhexyl ester; Polyester Polyol from Adipic Acid, Neopentyl Glycol, and 2-Ethylhexanol; NPG-Adipate-2-EH Ester; Adipic Acid/Neopentyl Glycol/2-Ethylhexanol Copolymer; Poly(neopentyl adipate) 2-ethylhexyl ester terminated; CAS 68409-57-4 Polymer
EINECS	Contact for details

Quality Control

Our production of Hexanedioic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, 2-Ethylhexyl Ester adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance. Each lot is characterized by key parameters including hydroxyl value, acid value, viscosity, and color. Certificates of Analysis (COA) detailing these specifications are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong alkalis and incompatible materials. Under recommended storage conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 2
Hydroxyl Value (mg KOH/g)	Contact for details
Acid Value (mg KOH/g)	≤ 1.0
Viscosity @ 25°C (cPs)	Contact for details
Water Content (KF)	≤ 0.1%

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