Title:
NOVEL POLYIMIDE AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2002020486
Kind Code:
A
Abstract:
To provide a technique for manufacturing a polyimide having a weight average molecular weight of ≥100,000.
The method for manufacturing a polyimide comprises conducting the reaction for manufacturing the polyimide in the presence of 1-5,000 ppm phosphorus compound and/or iodine compound.
Inventors:
TAKAHASHI AKIHISA
TANAKA KOICHIRO
SANO YOSHIO
INOUE SHINSUKE
TANAKA KOICHIRO
SANO YOSHIO
INOUE SHINSUKE
Application Number:
JP2000202375A
Publication Date:
January 23, 2002
Filing Date:
July 04, 2000
Export Citation:
Assignee:
MANAC INC
International Classes:
C08G73/10; (IPC1-7): C08G73/10
Attorney, Agent or Firm:
Hajime Tsukuni (2 outside)