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SKYPRENE

Skyprene is a Polychloroprene rubber (CR). Skyprene polychloroprene rubbers are often specified by design engineers because of their superior properties, such as their resistance to cold, hear, abrasion, ozone, oil and chemicals.

 

CHEMICAL FORMULA

 

TYPICAL PROPERTIES/GRADES:

GRADE  TYPE MOONEY VISCOSITY (ML1+4 at 100ºC) CRYSTALLIZATION RATE  MAIN APPLICATIONS
 B-5 Mercaptan modified  45~53  Very slow -Wire and cable jackets
-Automotive parts
-General industrial parts
-Sponge 
-Construction materials for buildings and public works
 B-10   47~55 
 B-30 

 45~53   Medium
 B-31 

 36~44
 E-20 

 43  45~53   Very slow -Extruded products (various hoses, window frames, etc.)
-Calendered products
 E-33    45~53   Medium
 Y-20E    45~53 
 Y-30*    111~35 -General industrial parts for high loading
-Adhesives
 Y-31    90~110
 Y-30H*    1,460~2,500cps*** -Adhesives for high viscosity
 R-10    40~60 (at the time  of production)  Very slow -Belts
-Rolls
-Wet suits
-Thread rubber
-Linings
 R-22    35~55 (at the time  of production)  Medium  
 G-40S*    81~95**  Rapid -MMA graft application
-Various adhesives for construction, automobiles, shoe-making, carpentry, tiles, etc. 
 G-40S-1*    81~95**
 G-40T*    96~113**
 G-41H*    

*Chips are thinner than other grades for easy solution 
**ML1+2.5 (100ºC)
***10% toluene solution viscosity (Brookfield's viscometer, 23ºC)