Description

Poly(Vinyl Chloride-Co-Vinyl Acetate-Co-Vinyl Alcohol) is a versatile terpolymer that combines the properties of its constituent monomers to offer a unique balance of chemical resistance, adhesion, and processability. This material is engineered to provide enhanced performance in demanding applications where standard homopolymers fall short. It is a critical raw material for manufacturers in the adhesives, coatings, and specialty film industries seeking to improve product durability and functionality.

Application

• Adhesive Formulations: Used as a key resin in solvent-based and hot-melt adhesives, providing excellent tack, adhesion to diverse substrates, and cohesive strength.
• Industrial & Protective Coatings: Serves as a film-forming agent in coatings for metals, plastics, and textiles, offering chemical resistance and durability.
• Printing Inks: Acts as a binder in specialty printing inks, contributing to gloss, adhesion, and rub resistance.
• Textile & Fiber Sizing: Employed as a sizing agent to protect yarns during weaving and improve fabric processing.
• Membrane & Separation Technology: Utilized in the formulation of specialty membranes due to its tailored permeability and chemical stability.
• Packaging Films: A component in multilayer films to enhance barrier properties, sealability, and printability.
• Automotive Sealants: Incorporated into sealant and underbody coating formulations for corrosion protection and durability.

Basic Information

Product Name	Poly(Vinyl Chloride-Co-Vinyl Acetate-Co-Vinyl Alcohol)
CAS No.	25086-48-0
Molecular Formula	(C2H3Cl)x(C4H6O2)y(C2H4O)z
Molecular Weight	Varies by monomer ratio (Typically 20,000 - 100,000 g/mol)
Synonyms	PVC-VA-VOH Terpolymer; Vinyl Chloride/Vinyl Acetate/Vinyl Alcohol Terpolymer; Chloroethylene/Ethenyl Acetate/Ethenol Terpolymer; Poly(VC-co-VA-co-VOH); VC/VA/VOH Copolymer; Modified PVC Resin; Adhesive Grade PVC Copolymer; EINECS 246-621-5

Quality Control

Our Poly(Vinyl Chloride-Co-Vinyl Acetate-Co-Vinyl Alcohol) is manufactured under a strict quality management system. Each batch is tested to ensure consistent monomer composition, viscosity, and thermal properties. Certificates of Analysis (COA) detailing key parameters are available for every shipment to support your quality assurance protocols.

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). Keep away from heat sources and incompatible materials. This product is hygroscopic (moisture-sensitive); ensure containers are sealed after each use to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Vinyl Chloride Content	Contact for details
Vinyl Acetate Content	Contact for details
Vinyl Alcohol Content	Contact for details
Viscosity (Solution)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Residual Monomers	Meets industry standards
Moisture Content	< 1.0%

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