Silane Coupling Agent

Chloro Silane

Chloro silane coupling agent are prepared by reaction between silicon powder & methyl chloride, are basic building blocks for array of silicone substances. Chlorosilane find a wide range of applications in the synthesis of silicones, which are used in sealants, adhesives, lubricants, and coatings.

Product grades

Molecular structure
Chloro Silane coupling agent adhesion promoter

Typical physical properties
Chemical name: 3-Chloropropylmethyldimethoxysilane
CAS No.: 18171-19-2
EINECS No.: 242-056-0
Formula: C6H15O2SiCl
Appearance: Colorless transparent liquid
Refractive index(n25D): 1.4190-1.4290
Purity: 98%

Application
Used as an intermediate for other functional organosilanes.

Possible Alternative
Wacker: SILANGF13
DOWCorning:
Shin-Etsu: KBM-702
Momentive: A-133
Evonik:

Molecular structure
Chloro Silane coupling agent Adhesive Promoter

Typical physical properties
Chemical name: 3-Chloropropylmethyldiethoxysilane
CAS No.: 13501-76-3
EINECS No.: 236-828-6
Formula: C8H19O2SiCl
Appearance: Colorless transparent liquid
Refractive index(n25D): 1.4180-1.4280
Purity: 98%

Application
Used as an intermediate for other functional organosilanes.

Possible Alternative
Wacker:
DOWCorning:
Shin-Etsu: KBE-702
Momentive:
Evonik:

Molecular structure
Chloro Silane

Typical physical properties
Chemical name: 3-Chloropropyltrimethoxysilane
CAS No.: 2530-87-2
EINECS No.: 219-787-9
Formula: C6H15ClO3Si
Appearance: Colorless transparent liquid
Refractive index(n25D): 1.4130-1.4230
Purity: 98%

Application
Used as a coupling agent to improve adhesion of organic resins to inorganic surfaces.
Used as an intermediate for other functional organosilanes.

Possible Alternative
Wacker: CPTM
DOWCorning: Z6076
Shin-Etsu: KBM-703
Momentive: A143
Evonik: CPTMO

Molecular structure
Chloro Silane

Typical physical properties
Chemical name: 3-Chloropropyltriethoxysilane
CAS No.: 5089-70-3
EINECS No.: 225-805-6
Formula: C9H21O3SiCl
Appearance: Colorless transparent liquid
Refractive index(n25D): 1.4150-1.4250
Purity: 98%

Application
As a kind of rubber-processing aid, it can be used to treat and couple the inorganic fillers in halogenated rubber, which includes chlorobutadiene rubber, chlorinated butyl rubber, chloro hydrine rubber, chlorosulfonatedpolyethylene etc, so as to improve their physical-mechanical properties.
Used as an intermediate for other functional organosilanes.

Possible Alternative
Wacker: SILANGF18
DOWCorning: Z6376
Shin-Etsu: KBE-703
Momentive:
Evonik:

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Head of Denim at Ex-Archroma