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SI69

Chemical Name                                   Silane Coupling Agent

                                                        Bis-[Y-(triefhoxysilyl)propyl] tetrasulfide

Molecular Formula                                  C18H42O6Si2S4

Gravity                                               1.08-1.09

CAS NO.                                             40372-72-3

 

Specification

Appearance

 

Light Yellow Transparent Liquid

Sulphur

22.7±0.8%

Other Impurity 

4%

Gravity g/cm³

1.08±1.09

Flash point

100°C

Refractive Index nD 25°C

1.48±0.01


Properties  This product can react with water or alcohol

 

 

Uses         It is a kind of silane coupling agent with multiple functional groups successfully used in rubber industry to improve modulus and tensile strength of rubber, to reduce the compound viscosity and save process energy consumption. It is especially applicable for polymers with double bond or rubber formulation with hydroxyl fillers.The suitable fillers include silica, snicate, clay, etc.The suitable rubber include natural rubber (NR),Butadiene styrene rubber (SBR), lsoprene rubber (IR), Butadiene rubber (BR),  Acryloni-trile butadiene rubber (NBR), Ethylene propylene diene rubber (EPDM), etc.

 

Package     25/1000kg drum

Storgae Life  6 months