C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/218
C08G 73/10 (2006.01)
Patent
CA 1167995
POLYIMIDE MANUFACTURE ABSTRACT A process is disclosed for manufacturing high molecular weight polyimide from a chilled solution which includes a polyamide acid prepolymer, a finishing component, and a converting system wherein, when the solution is heated, polyamide acid polymer is formed and converted to polyimide.
391460
E.i. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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