Sulfur Coupling Agent TESPT Improving The Dynamic Adhesion of the Carcass Compound
Ecopower Brand Type: Crosile 69
Formula: C18H42O6S4Si2
CAS No. : 40372-72-3
Equivalent type: A-1289 (Momentive), Z-6940( Dow Corning), KBE-846 (Shin-Etsu), Si69 (Evonik)
synonyms
TESPT;BIS(TRIETHOXYSILYLPROPYL)TETRASULPHANE;BIS(3(TRIETHOXYSILYL)PROPYL)TETRASULFIDE;BIS [3-(TRIETHOXYSILYL )PROPYL ] TETRASULPHIDE;3,3'-TETRATHIOBIS(PROPYL-TRIETHOXYSILANE);16-Dioxa-8,9,10,11-tetrathia-4,15-disilaoctadecane,4,4’,15,15-tretraethoxy-3;9,10,11-tetrathia-4,15-disilaoctadecane,4,4,15,15-tetraethoxy-16-dioxa-8;CouplingagentG-407
Physical Properties
Crosile 69 is pale yellow clear liquid with light odor of ethyl alcohol and soluble easily in ethyl alcohol, acetone, benzene, toluene etc. Insoluble in water.
Specification
| Test Items |
Target Values(Spec.Limits) |
| Sulfur Content |
22% ± 1% |
| The average sulfur chain length |
3.75±0.15 |
| Other impurity content |
≤1.0% |
| *2 Content |
≤3.0% |
| Specific Gravity (25℃,g/cm3) |
1.080 ± 0.020 |
| Refractive Index (25℃) |
1.480 ± 0.020 |
| Viscosity 25℃ |
≤14(cps) |
| S2 content |
17±3% |
| S3 content |
30±4% |
| S4 content |
24±3% |
| S5 - S8 content |
27±3% |
| Chlorine Content |
≤0.6% |
Application
Sulfur silane Crosile 69 can improve the processing properties of the white carbon black compound and provide dynamic properties, flexural resistance.
Reduce heat generation and permanent set at break.
Package and storage
1.Package:25kg or 200kg in plastic drums and 1060kg/IBC.
2.Storage: Kept in a low temperature, dry and ventilated place, avoid direct sunlight.
3.Shelf life: Two years in ventilating, cool and dry area.
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