Rubber reduction

Details Rubber reduction Rubber reduction

C - Chemistry, Metallurgy

08

J

C08J 11/10 (2006.01) B29B 17/00 (2006.01) C08C 19/00 (2006.01) C08J 11/04 (2006.01) C09C 1/48 (2006.01)

Patent

CA 2441713

A method of reducing vulcanized rubber is provided. The method comprises the steps of heating the rubber, wherein the rubber includes synthetic rubber, in the presence of a solvent, wherein the solvent includes water to a temperature below a critical temperature of the solvent, providing a pressure that is at least equal to a saturated vapour pressure of the solvent at the temperature and maintaining the temperature and the pressure for a time sufficient to devulcanize the rubber and produce a reaction product that is primarily a solid phase and includes rubber hydrocarbon.

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