Preparation of lignocellulosic-isocyanate molded...

Details Preparation of lignocellulosic-isocyanate molded... Preparation of lignocellulosic-isocyanate molded...

C - Chemistry, Metallurgy

08

G

402/18

C08G 77/04 (2006.01)

Patent

CA 1229449

ABSTRACT OF THE DISCLOSURE An improvement is provided in the compression molding of lignocellulosic composite articles, such as particle or flake board, in which polyisocyanate binder systems are employed, the improvement being the provision of a copolymeric reaction product of a functional poly- siloxane and a monocarboxylic acid or metal salt thereof as release agent on the mold surfaces to give multiple release. Optionally organopolysiloxane fluid may be employed along with the copolymer as a diluent.

466534

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