Categories | Sulfur Silane Coupling Agent |
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Brand Name: | Ecopower |
Model Number: | Crosile - 69 |
Certification: | ISO9001,ISO14001,IATF 16949 |
Place of Origin: | Jiangxi, China |
MOQ: | Negotiation, MT |
Price: | USD, Price Negotiation |
Payment Terms: | L/C, D/A, D/P, T/T |
Supply Ability: | 12,000 MT/year |
Delivery Time: | two weeks after order confirmation |
Packaging Details: | 25kg or 200kg, 1000 kg in plastic drum. |
CAS No.: | 40372-72-3 |
Appearance: | Transparent light yellow liquid |
γ2 Content: | ≤3.0% |
Application1: | tyre |
Application2: | shoes |
Application3: | rubber |
CAS No. 40372-72-3 Sulfur Silane Coupler Si69 For Producing Tyre To Improve Abrasion-resistant Property
Product Name : Bis [3-(triethoxysilyl) propyl] Tetrasulfide Sulfur Silane Coupling Agent
Synonyms : bis(triethoxysilylpropyl)tetrasulfide; bis(triethoxysililpropyl)tetrasulfane; 3-triethoxy-silylpropyl-tetrasulfane
Formula : (C2H5O)3Si(CH2)3-S4-(CH2)3Si(OC2H5)3
CAS No. : 40372-72-3
EINECS No. : 254-896-5
Description
Bis(triethoxysilypropyl)tetrasulfide is an organosulfur compound. The molecule consists of two trialkoxysilyl propyl groups linked with a polysulfide.
Physical Properties
1. Pale yellow liquid with light odor of ethl alcohol.
2. Soluble easily in ethl alcohol, acetone, benzene, toluene and other organic solvent.
3. Insoluble in water.
Specification
Test Item | Target Values(Spec.Limits) |
Sulfur Content | 22% ± 1% |
The average sulfur chain length | 3.75±0.15 |
Other impurity content | ≤1.0% |
Alcohol content | ≤0.5% |
*γ2 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% |
Weight Loss Rate(105℃) | ≤2.0% |
Resiue On Ignition(800±25℃) | 11.3±1.0% |
Application
1. It can improve the physical and mechanical properties of vulcanizates of the rubber. |
2. It can be applied to hte fillers that contain hydroxyl groups to improve the reinforcing properties.Such as silica, talc powder, mica powder and clay etc. |
Recommend dosage 1.0-4.0PHR
Package and storage
1. Package: 25kg/200kg in plastic drums and 1060kg/IBC.
2. Storage: Store in a cool, dry, well-ventilated area and away from direct sunlight.
3. Shelf life: Two years in ventilating, cool and dry area.
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