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Chloroprene Rubber

Baypren® is a chloroprene rubber with a wide diversity of applications due to its attractive combination of key technical properties that is unmatched by any other kind of rubber at comparable price. Learn more about our portfolio and the range of applications for Baypren.

Precrosslinked Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 62 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C

Ethylene Propylene Diene Rubber

Keltan® has the broadest portfolio of premium EP(D)M grades in the world. The versatility of Keltan® elastomer, high product quality, high supply reliability and high service level enables high performance for our customers, their products and industrial solutions.

High Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 65 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 48 wt % ASTM D 3900
ENB Content 9,0 wt % ASTM D 6047
Low Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 25 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 53 wt % ASTM D 3900
ENB Content 6,0 wt % ASTM D 6047
High Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 65 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 44 wt % ASTM D 3900
ENB Content 9,0 wt % ASTM D 6047
High Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 65 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 48 wt % ASTM D 3900
ENB Content 9,0 wt % ASTM D 6047