METHOD OF SYNTHESIS OF IMIDE-CONTAINING PREPOLYMER Russian patent published in 1995 - IPC

Abstract SU 1800824 A1

FIELD: synthesis of organic compounds. SUBSTANCE: reaction of synthesis of imide-containing prepolymer is carried out by reaction of carboxylic acid anhydride with di- or polyisocyanate in the presence of copper oxide, aluminium oxide, silicon oxide used as catalysts. EFFECT: improved method of synthesis. 3 tbl

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SU 1 800 824 A1

Authors

Mysin N.I.

Dergunov Ju.I.

Bazin N.A.

Sokolov E.P.

Malov A.P.

Gus'Kov A.V.

Dates

1995-02-09—Published

1989-01-18—Filed