04358581 is referenced by 17 patents and cites 11 patents.

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.

Title
Polyimide manufacture
Application Number
6/213325
Publication Number
4358581
Application Date
December 5, 1980
Publication Date
November 9, 1982
Inventor
Richard F Sutton Jr
Circleville
OH, US
Assignee
E I Du Pont de Nemours and Company
DE, US
IPC
C08G 63/10
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