Description

2-Propenoic Acid, 2-Methyl-, Dodecyl Ester, Polymer With Methyl 2-Methyl-2-Propenoate And 3-(Trimethoxysilyl)Propyl 2-Methyl-2-Propenoate is a specialized silane-modified acrylic copolymer designed to provide enhanced adhesion and durability in demanding formulations. This advanced polymer is engineered to bridge organic and inorganic matrices, offering superior performance in coatings, adhesives, and sealants. It is a critical raw material for industries requiring high-performance materials with excellent weather resistance and substrate bonding, such as automotive, construction, and protective coatings.

Application

• Adhesion Promoter in Coatings: Significantly improves the adhesion of acrylic and other polymer coatings to difficult substrates like metals, glass, and plastics.
• High-Performance Sealants and Caulks: Used as a key component to enhance flexibility, water resistance, and long-term durability in construction and industrial sealants.
• Automotive and Industrial Adhesives: Imparts excellent chemical and environmental resistance to structural and bonding adhesives.
• Waterproofing Membranes and Coatings: Acts as a modifying agent to improve the weatherability and moisture resistance of protective coatings.
• Glass Fiber Sizing: Functions as a coupling agent to improve the interfacial bond between glass fibers and polymer matrices in composites.
• Stone and Tile Protection: Formulated into clear coatings to provide water repellency and stain resistance while maintaining substrate breathability.
• Modifier for Plastic and Rubber Compounds: Enhances surface properties and compatibility in filled polymer systems.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Dodecyl Ester, Polymer With Methyl 2-Methyl-2-Propenoate And 3-(Trimethoxysilyl)Propyl 2-Methyl-2-Propenoate
CAS No.	127377-06-4
Molecular Formula	(C16H30O2.C5H8O2.C10H20O5Si)x
Molecular Weight	Polymer - Contact for details
Synonyms	Lauryl Methacrylate / Methyl Methacrylate / 3-(Trimethoxysilyl)propyl Methacrylate Terpolymer; Silane-modified Acrylic Polymer; Methacrylic Acid, Dodecyl Ester, Polymer with Methyl 2-Methyl-2-propenoate and 3-(Trimethoxysilyl)propyl 2-Methyl-2-propenoate; Acrylic Silane Terpolymer; Adhesion Promoting Acrylic Resin; SMA Polymer; CAS 127377-06-4
EINECS	Contact for details

Quality Control

Our production of this advanced polymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters including monomer conversion, molecular weight distribution, silane content, and viscosity are rigorously monitored. A comprehensive Certificate of Analysis (COA) detailing specific lot specifications is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is moisture-sensitive (hygroscopic); keep containers tightly sealed when not in use to prevent moisture absorption, which may affect performance. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid
Color (Gardner)	≤ 3
Solid Content	60 - 70 %
Viscosity (25°C)	1000 - 5000 mPa·s
Specific Gravity (25°C)	0.95 - 1.05
Acid Value	≤ 5.0 mg KOH/g
Silane Content	1.0 - 5.0 %
Solvent	Typically Aromatic Hydrocarbon / Ester blend

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