Chloroprene Rubber - Gain Charm International Limited

POLYCHLOROPRENE RUBBER (adhesive grade, CR244)

1. PRODUCT DESCRIPTION
This product is a special chloroprene rubber of high-crystallization rate made by polymerizing the emulsion with no sulfur modifier as modifying agent and with Lomar Pw as disperser , and similar to Dupont Neoprene Type AD. This product is characterized by high crystallization rate , strong cohesion ,comparatively high adhesion strength and excellent ozone resistance ,weather resistance ,oil resistance and combustion retardant.

2. PRODUCT SPECIFICATIONS

Chinese type\	Brookfield ViscosityIn 15% toluene solution(mPa.s at 25±0.1)°C	Similar to Dupont AD Type
CR--2441	1000--3000	AD10
CR--2442	3000--5000	AD20
CR--2443	5000-7000	AD30
CR--2444	7000-11000	AD40

3.PROPERTY TYPICAL VALUE
Form :Pale colored lump solid
Rate of crystallization :High
Specific gravity :1.23

Technical Indexes

Item	Index
Ash content% <	0.5- 1.5
Volatiles content%<	1.0- 1.5
Peeling strength N/cm >	70- 85

4.Application:
This product is a basic raw material for adhesive production,
and its preparation can be applied to adhesion for rubber , leather, timber and metal.