Method for producing phenol foam plastic

Details Method for producing phenol foam plastic Method for producing phenol foam plastic

C - Chemistry, Metallurgy

08

G

403/54

C08G 8/24 (2006.01) C08J 9/04 (2006.01)

Patent

CA 1113649

METHOD FOR PRODUCING PHENOL FOAM PLASTIC Abstract of the Disclosure A method for producing a phenol foam plastic, consist- ing in that polycondensation of phenols with formaldebyde is conducted with simultaneous foaming and curing in the presence of a foaming agent and an acid or alkaline cata- lyst. Used as the phenols are pyrocatechol, hydroquinone, recorcinol, 5-methyl resorcinol, shale alkyl resorcinols, shale total phenols, or various combinations of said phenols. The method is simple and permits obtaining a foam plastic with improved physico-mechanical properties.

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