Description

2-Oxepanone, Homopolymer, Ester With 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol, 2-Propenoate is a specialized, high-purity polymer derivative designed for advanced material formulations. This compound is valued for its ability to impart specific rheological, crosslinking, and durability properties to final products. It is essential for manufacturers in the coatings, adhesives, and specialty polymer industries seeking to enhance performance characteristics such as adhesion, chemical resistance, and film formation.

Application

• UV-Curable Coatings & Inks: Acts as a reactive diluent or oligomer to improve cure speed, hardness, and flexibility in wood, plastic, and metal coatings.
• High-Performance Adhesives & Sealants: Used to modify acrylic systems, enhancing tack, peel strength, and environmental resistance.
• Specialty Polymer Synthesis: Serves as a key intermediate or crosslinking agent in the production of tailored acrylic and polyester resins.
• Dental & Biomedical Materials: Employed in the formulation of light-curable composites and restorative materials requiring precise mechanical properties and biocompatibility.
• Electronic Encapsulants & Potting Compounds: Provides excellent electrical insulation and protection against moisture and thermal stress.
• Industrial & Protective Coatings: Enhances the durability, gloss, and weatherability of coatings for automotive, aerospace, and marine applications.

Basic Information

Product Name	2-Oxepanone, Homopolymer, Ester With 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol, 2-Propenoate
CAS No.	142540-43-0
Molecular Formula	Typically a polymeric mixture; base unit derived from C6H10O2, C6H12O3, and C3H4O2
Molecular Weight	Varies by degree of polymerization. Contact for details.
Synonyms	Poly(ε-caprolactone) acrylate; PCL acrylate; Trimethylolpropane ethoxylate triacrylate caprolactone block copolymer; Acrylated polycaprolactone; 2-Propenoic acid, 2-ethyl-2-[[(2-oxepanone)homopolymer]oxy]methyl-1,3-propanediyl ester; Caprolactone acrylate oligomer; Photocurable polycaprolactone derivative; TMPEOTA-PCL copolymer
EINECS	Contact for details.

Quality Control

Every batch of our 2-Oxepanone, Homopolymer, Ester undergoes rigorous quality testing to ensure compliance with stringent industry standards. We provide comprehensive Certificates of Analysis (COA) that detail purity, viscosity, acid value, and residual monomer content. Our quality management system adheres to cGMP guidelines where applicable, ensuring reliable and consistent performance for your critical formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15°C and 25°C (59°F and 77°F). Keep away from heat sources and incompatible materials such as strong oxidizing agents. Under these conditions, the product is stable for a minimum of 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 2
Viscosity @ 25°C	Contact for details
Acid Value (mg KOH/g)	≤ 5.0
Hydroxyl Value (mg KOH/g)	Contact for details
Assay (Non-volatile content)	≥ 98.0 %
Identification (IR)	Conforms
Residual Monomer (GC)	≤ 0.5 %

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