Propanoic acid, 3-hydroxy-2,2-dimethyl-, 3-hydroxy-2,2-dimethylpropyl ester, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,3-isobenzofurandione, nonanoate CAS NO 68389-64-0

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CAS No.:68389-64-0

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

Propanoic acid, 3-hydroxy-2,2-dimethyl-, 3-hydroxy-2,2-dimethylpropyl ester, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,3-isobenzofurandione, nonanoate is a specialized polymeric ester, a high-performance chemical intermediate designed for advanced material formulations. This compound is valued for its ability to impart flexibility, adhesion, and durability in polymer systems, making it a critical component for performance-driven applications. It is primarily sought by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for specialty plasticizers and resin modification.

Application

As a reactive modifier and flexibilizer in high-performance polyurethane coatings and adhesives.
As a polymeric plasticizer in PVC and other specialty polymer formulations to enhance low-temperature performance and durability.
As a key intermediate for synthesizing alkyd resins and polyester polyols used in industrial and protective coatings.
In the formulation of sealants and elastomers requiring excellent weatherability and mechanical properties.
As a component in epoxy curing agents and modifiers to improve toughness and adhesion.
For the production of specialty lubricants and functional fluids in industrial applications.

Basic Information


Product Name	Propanoic acid, 3-hydroxy-2,2-dimethyl-, 3-hydroxy-2,2-dimethylpropyl ester, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,3-isobenzofurandione, nonanoate
CAS No.	68389-64-0
Molecular Formula	Polymeric substance; Contact for details
Molecular Weight	Polymeric substance; Contact for details
Synonyms	Poly(neopentyl glycol-co-trimethylolpropane, phthalic anhydride) nonanoate; Trimethylolpropane/Neopentyl Glycol/Phthalic Anhydride Copolymer Nonanoate; Polyester polyol nonanoate; Phthalic anhydride polymer with neopentyl glycol and trimethylolpropane, nonanoate; Nonanoic acid, ester with polymer of neopentyl glycol, phthalic anhydride and trimethylolpropane; TMP/NPG/PA Copolymer Nonanoate; Polymeric plasticizer 68389-64-0; Flexibilizer ester polymer
EINECS	Contact for details

Quality Control

Our production of this polymeric ester adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Quality is verified through parameters including acid value, hydroxyl value, viscosity, and color. A comprehensive Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment to support your quality assurance protocols.

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 bases and incompatible materials such as strong oxidizing agents. The product may be sensitive to moisture over prolonged periods; ensure containers are properly sealed after use.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 3
Acid Value (mg KOH/g)	≤ 2.0
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity @ 25°C (cPs)	Contact for details
Specific Gravity @ 25°C	Contact for details
Water Content (KF)	≤ 0.2%