Description

2-Methyl-2-Propenoic Acid Polymer With Butyl 2-Methyl-2-Propenoate And Methyl 3-Mercaptopropionate CAS NO 154530-32-2 is a specialized acrylic copolymer designed for high-performance industrial applications. This polymer offers a unique balance of properties, including excellent film formation, adhesion, and chemical resistance, making it a critical component in advanced material formulations. It is primarily utilized by manufacturers in the coatings, adhesives, and specialty chemical industries seeking to enhance product durability and performance.

Application

• Industrial and Protective Coatings: Used as a key resin binder in high-durability paints, varnishes, and metal coatings for corrosion resistance.
• Pressure-Sensitive Adhesives (PSAs): Serves as a primary component in adhesive tapes and labels, providing strong tack and peel strength.
• Textile and Leather Finishes: Applied as a finishing agent to impart water repellency, flexibility, and a durable surface feel.
• Printing Inks: Functions as a vehicle resin in specialty inks, improving gloss, rub resistance, and substrate adhesion.
• Construction Materials: Incorporated into sealants, caulks, and concrete modifiers to enhance elasticity and weather resistance.
• Automotive Refinish: A vital ingredient in automotive clear coats and primer surfaces for superior finish and protection.

Basic Information

Product Name	2-Methyl-2-Propenoic Acid Polymer With Butyl 2-Methyl-2-Propenoate And Methyl 3-Mercaptopropionate
CAS No.	154530-32-2
Molecular Formula	(C4H6O2.C8H14O2.C4H8O2S)x
Molecular Weight	Varies (Polymer)
Synonyms	Acrylic copolymer; Butyl methacrylate/methacrylic acid copolymer with methyl 3-mercaptopropionate; Methacrylic Acid, Polymer with Butyl Methacrylate and Methyl 3-Mercaptopropionate; Acrylic resin; Poly(butyl methacrylate-co-methacrylic acid) chain extended with methyl 3-mercaptopropionate; BMA/MAA Copolymer; Thioglycolate-modified acrylic polymer; Reactive acrylic oligomer.
EINECS	Contact for details

Quality Control

Our production of this acrylic copolymer adheres to strict quality management systems. Every batch is characterized for critical parameters including molecular weight distribution, acid value, solids content, and viscosity to ensure batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with your technical specifications.

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, an inert atmosphere is recommended to prevent oxidation and maintain polymer integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid
Solids Content	Contact for details
Acid Value	Contact for details
Viscosity (25°C)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Molecular Weight (Mw)	Contact for details
Identification (IR)	Complies
Residual Monomers	< 0.5% (by GC)

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