Patents Assigned to Schenectady Europe GmbH
  • Mixtures of solutions of polyamidocarboxylic acids and solutions of polyimide-forming starting materials
    Patent number: 6074757
    Abstract: The invention relates to mixtures of preferably from 80 to 99.9% by weight, based on the mixture, of a solution S1 comprising one or more polyamidocarboxylic acids and preferably from 0.1 to 20% by weight, based on the mixture, of a solution S2 comprising one or more, preferably primary, diamines and one or more tetracarboxylic acid diesters, processes for producing polyimide coatings using such mixtures, the use of such mixtures for producing polyimide coatings, and also polyamide-coated articles obtainable using such mixtures.
    Type: Grant
    Filed: February 17, 1998
    Date of Patent: June 13, 2000
    Assignee: Schenectady Europe GmbH
    Inventors: Klaus-Wilhelm Lienert, Gerold Schmidt, Rainer Blum