Product Code

AC-KT206

Vinyltris(methylisobutylketoxime)silane

CAS Number
156145-64-1

Description

Oxime functional silane crosslinker for neutral-cure one-component silicone sealants and adhesives. Non-corrosive to metals and compatible with a wide range of substrates, including concrete and marble where acetoxy systems cannot be used. Trifunctional vinyl silane carrying the bulkier methylisobutylketoxime leaving group, which slows hydrolysis for a longer working time than the MEKO analogue, with more crosslink sites per molecule and faster cure and better adhesion to plastics than the methyl-only grades.

Synonyms

Vinyl Tris(methyl isobutyl ketoxime) Silaneoximesilanemoisture cure crosslinkercrosslinking agent4-Methyl-2-pentanone, O,O',O''-(ethenylsilylidyne)trioximeC20H39N3O3Si

Key applications

  • Neutral-cure RTV-1 construction sealants
  • Electronic and electrical potting
  • Automotive and industrial assembly
  • Insulating glass and facade sealants

Characteristics

FunctionalityOxime
Cure by-productKetoxime
Typical useNeutral cure RTV-1 sealants

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