SN-245

SN 245

SN-245

Overview

SN245 is a high-bonding strength chloroprene rubber with fast crystallization speed and strong cohesion. It belongs to the category of high viscosity and can be dissolved in toluene or mixed solvents. It has good solubility and uniformity. The prepared glue is light in color and stable in storage. It has high bonding strength, fast adhesion, easy operation, and long bonding layer retention time. It is resistant to ozone, weather, oil, chemical corrosion, and excellent non-flammability.

General properties

Chemical Name:  2-CHLORO-1,3-BUTADIENE POLYMERS

Grade:SN245

CAS NO.: 9010-98-4

Molecular formula: (C4H5Cl)n

 

Technical Data:

Items

Index

Appearance

White or beige chips

Molecular Weight

100,000~600,000

Density

1.23

Softening Temperature (℃)

80

Tg(℃)

-38~-40

Specific Heat (KJ/kg•℃)

2.18

Volume Resistance (Ω•cm)

109 ~1012

Crystallization Rate

Fast

Brookfield Solution

Viscosity (mpa.s, 10% toluene solution at 25℃)

3000-7000

Volatiles(wt.%)

≤1.3

Ash(wt.%)

≤1.0

 

Applications:

This product is the basic raw material for adhesive production and can be used to prepare adhesives that require very high viscosity. Its adhesives are suitable for the shoe industry, rubber and leather, wood, metal and building materials.

 

Package:

Packed in 25kg kraft-plastic bag.

 

Storage:

Maintain storage in a cool and well-ventilated area, ensuring it is shielded from direct sunlight. It is advisable to keep the temperature below 25℃.

 

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