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ACCESS® Organosilane VOS

CAS Number
2224-33-1
Chemical Name
Vinyltris(methylethylketoxime)silane
Chemical Family
Organosilane

ACCESS® Organosilane VOS is a versatile silane that is often used as a crosslinker for many silicone coatings and sealants, as well as room temperature vulcanized (RTV) rubber. ACCESS® Organosilane VOS is a Clear to slight yellow liquid that belongs to the family of vinyltriethoxysilanes. It is a versatile coupling agent and adhesion promoter that can improve the bonding strength between organic and inorganic materials. VOS can be used in a variety of applications including paints, coatings, and sealants to provide superior adhesion to substrates such as glass, metals, and plastics.

Properties

Physical Form
Liquid

Identification

CASE Ingredients Functions
Crosslinking Agent

Product families

Elastomers — Elastomer Additives
  • Catalysts Initiators & Crosslinkers
CASE Ingredients — Monomers & Intermediates
  • Chain Extenders & Crosslinkers

Other characteristics

Brand
ACCESS
Synonyms

Tri(2-butaneneoxime)vinylsilane, Vinyltris(2-butylidenaminooxy)silane, Vinyltris(methylethylketoximino)silane

Appearance
Water white liquid
Insoluble In
Water
Technology
  • CASE Ingredients
  • Elastomers
Storage Condition

Store locked up. Store in original tightly closed container. Keep away from heat, sparks and open flame. Store in a cool, dry place out of direct sunlight. Store in a well-ventilated place. Protect from moisture. Store away from incompatible materials. This material can accumulate static charge which may cause spark and become an ignition source. Prevent electrostatic charge build-up by using common bonding and grounding techniques.

Material Features
Highly Versatile
Chemical Inventories
  • AICS (Australia)
  • DSL (Canada)
  • ECL (Korea)
  • EINECS (EU)
  • ELINCS (EU)
  • ENCS (Japan)
  • IECSC (China)
  • KECI (Korea)
Country Availability
  • Canada
  • USA
Plastics and Elastomers Functions
Crosslinking Agent

Technical data

Table 1 of 2

2 rows
CharacteristicValueUnitMethod
Flash Pointmin. 145.4°CPensky-Martens Closed Cup
Relative Density Temperature77.0°F—

Table 2 of 2

4 rows
CharacteristicValueUnit
Initial Boiling Point239.0°C
Evaporation Ratemax. 1—
Vapor Density (at 25°C, Air=1)min. 1—
Density0.97 - 0.99g/cm³

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