Bis(3-triethoxysilylpropyl)tetrasulfide
Brand : USI
Product origin : CHINA
Delivery time :
Supply capacity :
Silane USi-S694
Sulfur functional alkoxy silane
Product Description
Chemical Name: Bis-[3-(triethoxysilyl)-propyl]-tetrasulfide
Synonyms: Di-(3-ethoxy silane propyl)- tetrasulfide
CAS NO.: 40372-72-3
EINECS NO.: 254-896-5
Molecular weight：538.94
Typical Technical Data
Appearance: Canary transparent liquid
Impurities Content%:≤4.0
Sulfur content (%): 22.0 MIN
Free Sulfur Content %:≤1.0
Average Sulfur Link Length%:3.60 ~ 3.90
Properties
Silane USi-S694 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’s especially applicable for polymers with double bond or rubber formulation with hydroxyl fillers. The suitable fillers include silica, silicate, clay, etc.
The suitable rubber include natural rubber, Butadiene styrene rubber, Isoprene rubber, Butadiene rubber, Acrylonitrile butadiene rubber, Ethylene propylene diene rubber, etc.
Applications
Silane USi-S694 is a kind of silane coupling agent with multiple functional groups in below industries:
Low rolling resistance tires, mechanical rubber goods and soles;
Used in rubber industry to improve modulus;
and tensile strength of rubber, to reduce the compound viscosity and save process energy consumption;
It’s especially applicable for polymers with double bond or rubber formulation with hydroxyl fillers;
USi-S694 is also available as a dry blend (1:1) with carbon black, named USi-S69C;
Packaging
In 25L pail, 200L drum and 1000L IBC
