Instant set foamed polymeric material from bitumen and...

Details Instant set foamed polymeric material from bitumen and... Instant set foamed polymeric material from bitumen and...

C - Chemistry, Metallurgy

08

L

6/163

C08L 95/00 (2006.01) B32B 11/00 (2006.01) C08G 18/36 (2006.01) C08J 9/02 (2006.01)

Patent

CA 1196752

ABSTRACT A process for preparing a polymeric material by heating a mixture of asphalt and castor oil to a temperature of about 145°C. to about 155°C. and maintaining beyond about one hour, the heated mixture being under an atmosphere of about 5 to 10 psi above normal atmospheric pressure. The product is useful as an intermediate in the manufacture of a polymeric foam.

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