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Shenyang Sunnyjoint Chemicals Co.,Ltd

Tel: +86-24-88419556

Email: info@rubberchemical.cn

Wechat: ZY15840488152 

Add: No.145 Dongling Road, Shenhe District, Shenyang, Liaoning Province

Silane Coupling Agent Si69

Silane Coupling Agent Si69

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....

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Silane Coupling Agent Si69

Chemical  Name

Silane  Coupling Agent
Bis-[Y-(triethyoxysilyl)propyl]  tetrasulfide

Molecular Formula  C18H42O6Si2S4
Gravity1.08-1.09
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

Flashpoint ≥

100°C

Refractive Index nD 25°C

1.48±0.01


PropertiesThis 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, clay, calcium carbonate, and alumina, etc.The suitable rubber includes natural rubber  (NR), Butadiene styrene rubber (SBR), lsoprene rubber (IR), Butadiene rubber  (BR),  Acrylonitrile butadiene rubber (NBR), Ethylene propylene diene rubber (EPDM), etc.

Package 25/1000kg drum
Storage Life6 months

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