Silane KH-Si69_Bis-[3-(triethoxysilane)-propyl]-tetrasulfide_Coupling Agent

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Silane KH-Si69 【Bis-[3-(triethoxysilane)-propyl]-tetrasulfide】

Silane KH-Si69

【CAS】:40372-72-3

【Chemical Name】:Bis-[3-(triethoxysilane)-propyl]-tetrasulfide

DETAILS

Product Code:KH-Si69

Corresponding Brand:DynasylanSi69、Z-6940、KBE-846

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

Synonyms:Silicon 69, bis [gamma-(triethoxysilyl) propyl]-tetrasulfide, 4,4', 15,15-tetraethoxy-3,16-dioxane-8,9,10,11-tetrasulfide-4,15-disiloxoctadecane, bis [_-(triethoxysilyl) propyl]-tetrasulfide, 3,3'-tetrasulfide bis (propyltriethoxysilane)

Molecular Formula:(C₂H₅O)₃Si(CH₂)₃-S₄-(CH₂)₃Si(OC₂H₅)₃

Structural Formula:

Properties

Describe	This product is a light yellow to light brown transparent liquid with ethanol odor. It is soluble in many solvents such as ethanol, acetone, benzene, toluene and insoluble in water.
Molecular Weight	538.95	CAS	40372-72-3
EINECS	254-896-5	Boiling Point	85-88°C /1.07Kpa
Density	1.08±0.01 (ρ20)g/cm3	Refractive Index	1.4800 ± 0.0200 (n25D)

Application

Application Area

silicon rubber | tyre | rubber

Main Uses

　　KH-Si69 is a kind of multi-functional silicone rubber and tire additive which has been successfully applied in rubber industry. Its function is to improve the elastic modulus and tensile strength of rubber, significantly improve the wear resistance and compressive properties of rubber, reduce the viscosity of rubber and save energy consumption. It is the most widely used tire wear resistant agent.

Storage

5 kg/barrel, 20 kg/box.
Store in a cool, dry and ventilated place, damp-proof and waterproof, away from fire and heat source.

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