Rigid foams

Details Rigid foams Rigid foams

C - Chemistry, Metallurgy

08

G

403/44

C08G 18/79 (2006.01) C08G 18/22 (2006.01) C08G 18/72 (2006.01) C08G 18/76 (2006.01) C08J 9/00 (2006.01) C08J 9/04 (2006.01)

Patent

CA 1322816

E 34337 Abstract "Rigid Foams" A method for the preparation of rigid foams comprising reacting a polymethylene polyphenyl polyisocyanate composition with a polyfunctional active hydrogen compound under foam-forming conditions, the polyisocyanate composition containing not more than 20% by weight of diisocyanates and not more than 20% by weight of polyisocyanates containing more than 5 isocyanate groups per molecule. The foams produced have improved fire properties and enhanced surface properties.

567719

Affiliated with

Also associated with

Rating

Rigid foams does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Rigid foams, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Rigid foams will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1335331