Description

Ethenol, Homopolymer, 3-Oxobutanoate is a specialized polymer derivative of vinyl alcohol, functionalized with an acetoacetate group. This chemical structure provides unique reactivity, making it a valuable intermediate for cross-linking and modification in advanced polymer synthesis. It is primarily sought by manufacturers in the coatings, adhesives, and specialty chemical industries for developing products with enhanced film-forming, adhesive, or binding properties.

Application

• Cross-linking Agent: Used in the formulation of thermosetting resins, coatings, and adhesives that require ambient or heat-cure cross-linking.
• Polymer Modification: Serves as a reactive intermediate to introduce acetoacetate functionality into polymer backbones for improved adhesion and compatibility.
• Specialty Coatings: A key component in high-performance industrial and protective coatings, contributing to durability and chemical resistance.
• Adhesive Formulations: Enhances the performance of structural and pressure-sensitive adhesives through its reactive sites.
• Binder Systems: Utilized in non-woven fabrics, textiles, and composite materials as a functional polymeric binder.
• Pharmaceutical & Cosmetic Excipients: Potential use in controlled-release systems or as a film-forming agent in topical applications (subject to appropriate grade and regulatory compliance).

Basic Information

Product Name	Ethenol, Homopolymer, 3-Oxobutanoate
CAS No.	42615-46-3
Molecular Formula	(C6H8O3)n or (C4H6O3)n (monomer unit)
Molecular Weight	Polymer - Variable (Contact for details)
Synonyms	Poly(vinyl acetoacetate); PVAA; Poly(1-vinyl-3-oxobutanoate); Acetoacetylated polyvinyl alcohol; Vinyl alcohol polymer with 3-oxobutanoic acid; Poly(vinyl alcohol) acetoacetate; PVA-AcAc; 3-Oxobutanoic acid ethenyl ester, homopolymer
EINECS	Contact for details

Quality Control

Our Ethenol, Homopolymer, 3-Oxobutanoate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in degree of substitution, molecular weight distribution, purity, and residual monomer content. Certificates of Analysis (COA) documenting these parameters are available upon request to support your quality assurance and regulatory 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). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to structure
Assay (Acetoacetate Content)	≥ 90% (or as per grade)
Degree of Substitution (DS)	Contact for details
Viscosity (solution)	Specified per grade
Residual Solvent	Meets ICH guidelines
Loss on Drying	≤ 5.0%

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