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Nanjing Shuguang Chemical Group

66 YRS

Jiangsu, China

CNY 20 Million

86580 m²

Less than 50 people

Main Products: Bis-(γ-Triethoxysilylpropyl)-Tetrasulfide / 3-Mercaptopropyltriethoxysilane / Methyltrimethoxysilane / 3-Aminopropyl-Methyl-Diethoxysilane

Jiangsu, China

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Silane Coupling Agent KH-845-4 / CAS 40372-72-3

OVERVIEW

Packaging

1000 KG/IBC Drum

Lead Time

In Stock

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DESCRIPTION

Silane Coupling Agent KH-845-4

Name：Bis-(γ-Triethoxysilylpropyl)-Tetrasulfide

CAS:40372-72-3

Molecular formula：C₁₈H₄₂O₆S₄Si₂

Molecular weight：538.95300

Appearance:Light yellow transparent liquid

Synopsis:This product is a multifunctional silane coupling agent successfully used in the rubber and plastic industry. Its application can improve the physical and mechanical properties of rubber, significantly improve the tensile strength, tear strength and wear resistance, reduce the permanent deformation, reduce the viscosity of rubber and improve the processing performance. It is especially suitable for vulcanized rubber system with silica or silicate as reinforcing agent. Its applicable fillers include silica, talc powder, clay, mica powder, clay, etc., and applicable polymers include NR, IR, SBR, Br, NBR, EPDM, etc.

Structural formula:

Typical Properties

This product is widely used in tire and its rubber tire tread, carcass, tire outer wall, solid rubber tire, rubber roller surface and other rubber products.

CAS No.

40372-72-3

Formula

C18H42O6S4Si2

Molecular Mass

538.95300

Exact Mass

538.14000

PSA

156.58000

Logp

6.54120

IUPAC

triethoxy-[3-(3-triethoxysilylpropyltetrasulfanyl)propyl]silane

SMILES

CCO[Si](CCCSSSSCCC[Si](OCC)(OCC)OCC)(OCC)OCC

Matter Classification

organic

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