Trimethoxysilylpropanethiol 

Chemical Name: Trimethoxysilylpropanethiol, γ-Mercaptopropyltrimethoxysilane

Trade name: KH-590(CAS); A-189 (United Carbide)

CAS NO.: 4420-74-0

Formula: HS(CH2)3Si(OCH3)3

Specification: Colorless to light yellow liquid ,soluble in a variety of organic solvents.

Purity: ≥98%

Molecular weight: 196.4

Boiling Point: 213-215oC

Flash Point: 88 oC

Density(ρ20)g/cm3: 1.06±0.005

Refractive Index(n25D): 1.44±0.005

Packing & storage:

Plastic barrel, net weight 180kg; or other packing on request.

Application:

It is mainly used with inorganic fillers including carbon black and silica in rubbers such as EPDM, SBR, natural rubber, neoprene, polysulfide rubber, silicone rubber and so on. It works with function as activating, coupling, crosslinking and reinforcement.