Si 69
SPECIFICATION
Product name: Coupling agent Si-69
Chemical name:Bis - [γ-(triethoxysilyl) propyl] tetrasulfide
CAS No.: 40372-72-3
Specification:
Item | Specification |
Appearance | Transparent yellow liquid |
Total sulfur % | 22.7± 0.8 |
Chlorine content ≤ % | 0.40 |
Impurity ≤ % | 4.00 |
Flash point ≥°C | 100.0 |
Density g/cm3 | 1.080-1.090 |
Application: As 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, silicate, clay, etc. The suitable rubber include natural rubber (NR), Butadiene styrene rubber (SBR), Isoprene rubber (IR), Butadiene rubber (BR), Acrylonitrile butadiene rubber (NBR), Ethylene propylene diene rubber (EPDM), etc.
Si 75
SPECIFICATION
Product name: Coupling agent Si-75
Chemical name:Bis [γ-(triethoxysilyl) propyl] disulfide
CAS No.: 56706-10-6
Specification:
Item | Specification |
Appearance | Transparent yellow liquid |
Total sulfur % | 15.2±0.5 |
Impurity ≤ % | 4.00 |
Flash point ≥°C | 120.0 |
Density g/cm3 | 1.025-1.045 |
Application:a kind of silane coupling agent with multiple functional groups successfully used in the rubber industry to improve modulus and tensile strength of rubber, reduce 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, silicate, clay, etc. The suitable rubber include natural rubber (NR), butadiene styrene rubber (SBR), isoprene rubber (IR), butadiene rubber (BR), acrylonitrile butadiene rubber (NBR), ethylene propylene diene rubber (EPDM), etc.
Comparing with Si69, the low-active disulfane group in Si75 provides more reliable scorch safety
Packing: In 25kgs/200kgs net drums.
Storage: Sealed and stored in cool and well ventilated place. Away from fire and water
Shipping: by sea
We Dalian J&C, are working on rubber chemicals. The company is new, but all the persons here are professional for exporting of rubber additives.
We could supply accelerators, antioxidants, cross link agent, adhesive, vulcanizing agent, silane coupling agent etc. For example, MBT,MBTS, CBS, TBBS,ZMBT, TMQ, DTPD, DTDM, RA-65, SI-69 etc
Any demand pls contact us freely:
