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CAS 40372-72-3 Si-69 Sulfur Silane Coupling Agent Crosile 69 Improve Abrasion Resistance In Rubber

Ecopower(Guangzhou) New material Co.,limited

CAS 40372-72-3 Si-69 Sulfur Silane Coupling Agent Crosile 69 Improve Abrasion Resistance In Rubber

Brand Name : Ecopower

Model Number : Crosile - 69

Certification : ISO 9001

Place of Origin : Jiangxi China

MOQ : Negotiation, MT

Price : USD , Price Negotiation

Payment Terms : L/C, D/A, D/P, T/T, Western Union

Supply Ability : 12,000 MT/year

Delivery Time : Two weeks after order confirmation

Packaging Details : 25kg or 200kg in plastic drums and 1060kg/IBC.

Appearance : Pale Yellow Clear Liquid

Alcohol content : ≤0.5%

Refractive Index (25℃)ex ( 25 ℃) : 1.480 ± 0.020

sulfur content : 22% ± 1%

Specific Gravity (25℃,g/cm3) : 1.080 ± 0.020

Chlorine Content : ≤0.6%

CAS No. : 40372-72-3

Enience No. : 254-896-5

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CAS 40372-72-3 Si-69 Sulfur Silane Coupling Agent Crosile 69 Improve Abrasion Resistance In Rubber


Type : Silane Coupling Agent Crosile - 69

Formula: (C2H5O)3SiCH2CH2CH2-S4-CH2CH2CH2Si(OC2H5)3

CAS No. : 40372-72-3

Chemical Name: Bis [3-(triethoxysilyl) propyl] tetrasulfide

Other name :Si 69


Physical Properties

A 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 ItemsTarget Values(Spec.Limits)
Sulfur Content22% ± 1%
The average sulfur chain length3.75±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 content17±3%
S3 content30±4%
S4 content24±3%
S5 - S8 content27±3%
Chlorine Content≤0.6%
Weight Loss Rate(105℃)≤2.0%
Resiue On Ignition(800±25℃)11.3±1.0%

Application


Crosile - 69 is a kind of multifunctional silane coupling agent that has been applied successfully in the rubber industry. It is applied in improve physical and mechanical properties of vulcanizates.


Crosile - 69 is especially suitable to improve the reinforcing properties of fillers that contain hydroxyl groups in all unsaturated polymers having double bonds or their blends. Silica, talc powder, mica powder and clay can be used in combination with Crosile - 69 in polymers such as NR, IR, SBR, BR, NBR and EPDM.


Recommend dosage 1.0-4.0PHR


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.


Product Tags:

functional silanes

      

rubber chemicals

      
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