Хлоропреновая

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Raw material chemical for chloroprene rubber cr244


A pathogen-modified polychloroprene rubber with medium crystallization rate, good heat resistance, and stability at elevated temperature. Use for the manufacture of light-colored rubber products such as seals, dust cover, rubber covered roller, lining, hose coating. It is similar to Du Pont’s Neoprene type W and Denka’s M-40.



















A Correlation of CR 232 with Major Competitive Grades



DuPont



DENKA



W



M-40



 


Appearance: white or grey chips, with talcum as a release agent, no mechanical impurities.









































Item 



Standard 



Mooney viscosity ML



CR2321



CR2322



35-45



46-55



Mooney scorch MSt5, min ≥



11



Tensile strength, Mpa  ≥



12



Modulus at 500%, Mpa



2~7



Elongation at break,%  ≥



650



Volatile matter,%  ≤



1.2



Mainly used for the manufacture of light-colored rubber products such as seals, dust cover, rubber covered roller, lining, hose coating.


CR 244
Product standard: Q/CHS25-2010



















A Correlation of CR 244 with Major Competitive Grades



DuPont



DENKA



AD-20



A-90



 


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