Description

tert-Butyl Acrylate, Vinyl Propionate Polymer is a synthetic copolymer designed to deliver a specific balance of performance characteristics. This material matters for formulators seeking to modify the properties of coatings, adhesives, and other polymer systems. Industries such as paints & coatings, pressure-sensitive adhesives, and specialty plastics utilize this polymer to enhance flexibility, adhesion, and environmental resistance.

Application

• Coatings and Paints: Used as a modifying resin to improve flexibility, adhesion to difficult substrates, and weatherability in architectural and industrial coatings.
• Pressure-Sensitive Adhesives (PSAs): Acts as a key component in adhesive formulations, contributing to tack, peel strength, and aging stability.
• Textile and Fiber Treatment: Employed in binders and finishes to impart softness, water repellency, or specific hand-feel to fabrics.
• Printing Inks: Serves as a binder to enhance pigment dispersion, gloss, and substrate adhesion in various ink systems.
• Sealants and Caulks: Modifies elasticity and durability, improving long-term performance and crack resistance.
• Plastic Additives: Used as a processing aid or impact modifier to enhance the properties of compounded plastic materials.

Basic Information

Product Name	tert-Butyl Acrylate, Vinyl Propionate Polymer
CAS No.	28301-43-1
Molecular Formula	(C7H12O2.C5H8O2)x
Molecular Weight	Varies (Polymer)
Synonyms	Poly(tert-butyl acrylate-co-vinyl propionate); 2-Propenoic acid, 1,1-dimethylethyl ester, polymer with ethenyl propanoate; tert-Butyl acrylate - vinyl propionate copolymer; TBAP-VP Copolymer; Acrylic copolymer; Vinyl propionate/tert-butyl acrylate copolymer; Propanoic acid ethenyl ester, polymer with 2-methyl-2-propenoic acid 1,1-dimethylethyl ester
EINECS	Contact for details

Quality Control

Our tert-Butyl Acrylate, Vinyl Propionate Polymer is manufactured under a stringent quality management system. Each batch undergoes rigorous testing for critical parameters including monomer content, molecular weight distribution, viscosity, and appearance to ensure consistent performance and reliable supply. A comprehensive Certificate of Analysis (COA) is provided with every shipment.

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 open flame. For long-term storage, consider under an inert atmosphere to prevent potential oxidation or cross-linking.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid
Identification (IR)	Complies
Assay (Monomer Content)	< 0.5%
Viscosity (Brookfield)	Specified range per grade
Solid Content	Specified range per grade
Color (Gardner)	≤ 2
Acid Value	≤ 1.0 mg KOH/g

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