Guangzhou Longkai Chemical Co., Ltd.
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Silane KH-321 【3-chloropropyl triethoxysilane】
Silane KH-321
Silane KH-321


【Chemical Name】:3-chloropropyl triethoxysilane


Product Code:KH-321

Chemical Name:3-chloropropyl triethoxysilane

Synonyms:γ-chloropropyl triethoxysilane, chloropropyl triethoxysilane, γ-chloropropyl triethoxysilane and 3-(triethoxysilane) propyl chloride

Molecular Formula:Cl(CH2)3Si(OC2H5)3

Structural Formula:

  Describe This product is a colorless transparent liquid, acidic, easy to hydrolyze in water.
  Molecular Weight   240.80   CAS   5089-70-3
  EINECS   225-805-6   Boiling Point   220°C
  Density   1.0020±0.005 (ρ20)g/cm3   Refractive Index   1.4200±0.005 (n25D)
Application Area

silicon rubber  |  Intermediate

Main Uses

  As a rubber processing aid, it is used to couple inorganic fillers in various halogenated rubber, such as chloroprene rubber, chlorinated butyl rubber, chlorosulfonated polyethylene and other halogenated rubber, in order to improve various physical and mechanical properties.

  Organosilicon compounds containing quaternary ammonium cations were synthesized and used as antifungal and deodorant finishing agents. They have special bactericidal, deodorant, antistatic and surface activity.


5 kg/barrel, 20 kg/box.
Store in a cool, dry and ventilated place, damp-proof and waterproof, away from fire and heat source.