Semi-flexible polyurethane foams containing amylaceous...

Details Semi-flexible polyurethane foams containing amylaceous... Semi-flexible polyurethane foams containing amylaceous...

C - Chemistry, Metallurgy

08

G

403/21

C08G 18/65 (2006.01) C08G 18/64 (2006.01) C08J 9/00 (2006.01)

Patent

CA 1107449

SEMI-FLEXIBLE POLYURETHANE FOAMS CONTAINING AMYLACEOUS MATERIAL AND PROCESS FOR PREPARING SAME ABSTRACT OF THE DISCLOSURE Semi-flexible, shock-absorbing polyurethane foams containing an amylaceous material, such as a cereal starch or flour, and having an open cell structure are prepared by co-reacting the amylaceous material and a polyether with an aromatic polyisocyanate having a functionality of about 2 to about 2.4. The foams are particularly useful in crash padding.

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