Production of rigid to semirigid polyurethane foams having...

Details Production of rigid to semirigid polyurethane foams having... Production of rigid to semirigid polyurethane foams having...

C - Chemistry, Metallurgy

08

J

C08J 9/00 (2006.01) C08G 18/40 (2006.01) C08G 18/65 (2006.01) C08J 11/22 (2006.01) C08L 75/04 (2006.01)

Patent

CA 2146599

Production of rigid to semirigid polyurethane foams having an in- creased proportion of open cells and reduced shrinkage Abstract The invention relates to a process for the production of rigid to semirigid polyurethane foams having an increased proportion of open cells and reduced shrinkage using recyclate polyols. The in- vention furthermore relates to the rigid to semirigid polyure- thane foams produced by this process.

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