Butyl Methacrylate丨CAS 97-88-1

Chemical Overview:
Butyl methacrylate丨CAS 97-88-1 (BMA) is an ester of methacrylic acid and butanol. It is a colorless, clear, flammable liquid with a characteristic odor. It belongs to the family of methacrylate monomers widely used as building blocks for the production of polymers and copolymers.

Applications

Polymer and Copolymer Production
Butyl methacrylate is primarily used as a monomer in the production of:

Acrylic polymers: These include homopolymers and copolymers with other methacrylates or vinyl monomers.

Emulsion polymers: Used in latex paints, coatings, adhesives, and sealants.

Thermoplastic resins: For applications requiring flexibility, transparency, and weather resistance.

Coatings and Paints
BMA-based polymers are valued in coatings and paints due to their:

Excellent adhesion and durability.

Weather and UV resistance.

Flexibility and resistance to cracking.

Clear finish with good gloss retention.

Adhesives and Sealants
Butyl methacrylate is used to make pressure-sensitive adhesives and sealants with properties such as:

Good tack and peel strength.

Resistance to aging and environmental exposure.

Compatibility with a wide range of substrates.

Plastic Modifiers
BMA copolymers are used to modify plastics and rubbers to improve impact resistance, flexibility, and surface hardness.

Medical and Dental Materials
Copolymers of BMA are used in:

Denture base materials.

Bone cements and other biomedical polymers.

Controlled drug delivery systems.

Textile Finishing
BMA-based polymers are used in textile treatments to provide durable water repellency, flexibility, and abrasion resistance.

Benefits

Excellent Weatherability and UV Resistance
Polymers derived from BMA show excellent resistance to sunlight, oxidation, and environmental degradation, making them ideal for outdoor applications.

Good Flexibility and Impact Resistance
The butyl side chain provides flexibility to polymers, reducing brittleness and improving toughness.

Transparency and Gloss
BMA polymers have high clarity and gloss, beneficial for coatings and decorative finishes.

Versatility in Copolymerization
BMA copolymerizes well with a wide variety of monomers, allowing tailored properties such as hardness, elasticity, and chemical resistance.

Ease of Processing
Its volatility and reactivity make it suitable for various polymerization methods including bulk, solution, suspension, and emulsion polymerization.

Summary

Butyl methacrylate丨CAS 97-88-1 is a vital methacrylate monomer used extensively in the manufacture of acrylic polymers for coatings, adhesives, plastics, and biomedical materials. It provides polymers with excellent weather resistance, flexibility, and aesthetic qualities. Its versatility and performance benefits make it indispensable in industries ranging from construction and automotive to healthcare and textiles.