Title:
POLYIMIDE SEAMLESS ANNULAR BELT AND METHOD OF PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2011161725
Kind Code:
A
Abstract:
To provide a method of producing a polyimide seamless annular belt which provides satisfactorily uniform properties such as film thickness, electric conductivity and surface roughness and is excellent in productivity.
The method of producing polyimide seamless annular belt is characterized in that a polyimide precursor is molded in a seamless annular shape by an extrusion molding and, thereafter, imidization is performed.
Inventors:
KURACHI IKUO
Application Number:
JP2010025534A
Publication Date:
August 25, 2011
Filing Date:
February 08, 2010
Export Citation:
Assignee:
KONICA MINOLTA BUSINESS TECH
International Classes:
B29C48/32; B29D29/00; G03G15/00; G03G15/16; G03G15/20; B29K77/00; B29L23/00
Attorney, Agent or Firm:
Samejima Mutsumi
Kyousei Tamura
Kitahara Yasuhiro
Kyousei Tamura
Kitahara Yasuhiro
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