Chemical imidization reagent for polyimide synthesis

Details Chemical imidization reagent for polyimide synthesis Chemical imidization reagent for polyimide synthesis

C - Chemistry, Metallurgy

08

G

C08G 69/26 (2006.01) C08G 69/28 (2006.01) C08G 73/10 (2006.01) C08G 73/12 (2006.01)

Patent

CA 2280824

A process for producing a polyimide composition by reacting at least one polyamic acid or at least one polyamic ester or a mixture of at least one polyamic acid and at least one polyamic ester with a selected phosphoramide in the presence of at least one base catalyst to form a polyimide composition.

L'invention concerne un procédé de production d'une composition à base de polyimide, qui consiste à mettre en réaction au moins un acide polyamique ou au moins un ester polyamique ou un mélange d'au moins un acide polyamique et d'au moins un ester polyamique avec un phosphoramide sélectionné, en présence d'au moins un catalyseur de base pour former un composé polyimide.

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