67923-19-7

Basic information

• Product Name: VINYLMETHYLSILOXANE - DIMETHYLSILOXANE COPOLYMERS, TRIMETHYLSILOXY TERMINATED, SILANOL TERMINATED
• Synonyms: VINYLMETHYLSILOXANE-DIMETHYLSILOXANE COPOLYMER, SILANOL TERMINATED;VINYLMETHYLSILOXANE - DIMETHYLSILOXANE COPOLYMERS, TRIMETHYLSILOXY TERMINATED, SILANOL TERMINATED;SiloxanesandSilicones,di-Me,Mevinyl,hydroxy-terminated;vinylmethylsiloxane-dimethylsiloxanesilanolterminatedcopolymer;VINYLMETHYLSILOXANE - DIMETHYLSILOXANE SILANOL TERMINATED COPOLYMER: 4-8% OH, VISCOSITY 15-40 CST.;4-8% OH, VISCOSITY 15-40 CST.;(25-30% VINYLMETHYLSILOXANE) - DIMETHYLSILOXANE COPOLYMER, SILANOL TERMINATED, 15-40 cs;dimethylsiloxane, methyl vinyl, hydroxy-terminated
• CAS NO: 67923-19-7
• Molecular Formula: C9H26O5Si4
• Molecular Weight: 326.64174
• Mol File: 67923-19-7.mol

Chemical Properties

• Melting Point: <0°C
• Boiling Point: >205°C
• Flash Point: 205°C
• Appearance: /
• Density: 0,97 g/cm3
• CAS DataBase Reference: VINYLMETHYLSILOXANE - DIMETHYLSILOXANE COPOLYMERS, TRIMETHYLSILOXY TERMINATED, SILANOL TERMINATED(CAS DataBase Reference)
• NIST Chemistry Reference: VINYLMETHYLSILOXANE - DIMETHYLSILOXANE COPOLYMERS, TRIMETHYLSILOXY TERMINATED, SILANOL TERMINATED(67923-19-7)
• EPA Substance Registry System: VINYLMETHYLSILOXANE - DIMETHYLSILOXANE COPOLYMERS, TRIMETHYLSILOXY TERMINATED, SILANOL TERMINATED(67923-19-7)

Safety Data

• TSCA: Yes
• Hazardous Substances Data: 67923-19-7(Hazardous Substances Data)

Usage

Uses

Used in Coatings Industry:
Vinylmethylsiloxane-dimethylsiloxane copolymers, trimethylsiloxy terminated, silanol terminated, are used as adhesion promoters and crosslinkers for improving the adhesion and durability of coatings. Their excellent adhesion to various substrates ensures a strong bond between the coating and the surface, while their thermal stability contributes to the longevity and performance of the coatings.
Used in Adhesives Industry:
In the adhesives industry, these copolymers are utilized as adhesion promoters and crosslinkers to enhance the bonding strength and durability of adhesives. Their ability to form strong bonds with various substrates makes them ideal for use in a wide range of applications, including automotive, construction, and electronics.
Used in Sealants Industry:
Vinylmethylsiloxane-dimethylsiloxane copolymers, trimethylsiloxy terminated, silanol terminated, are used as key components in the formulation of sealants. Their excellent adhesion and water repellent properties make them suitable for sealing applications in construction, automotive, and aerospace industries, where they provide long-lasting protection against moisture and environmental factors.
Used in Rubber and Plastics Industry:
These copolymers are employed as additives in the manufacturing of rubber and plastic materials to improve their adhesion, durability, and overall performance. Their ability to enhance the bonding between different materials and their thermal stability contribute to the production of high-quality rubber and plastic products with improved mechanical properties and resistance to environmental factors.