Title:
REACTIVE POLYIMIDE
Document Type and Number:
WIPO Patent Application WO/1991/018040
Kind Code:
A1
Abstract:
A polyimide represented by general formula (I), which has excellent processability, high mechanical strength such as bending strength and impact resistance, high thermal resistance, and excellent solubility and flexibility, wherein Ar2 represents a tetravalent organic group, Ar1 represents a divalent organic group, Ar3 represents a monovalent organic group, and said Ar2, Ar1 and Ar3 may be the same or different from each other; n and m represent comonomer ratios and each an integer of 1 to 30; X represents CH3, CH3CH2, CH3O, Cl, Br, F, CN, NO2, CF3, CF3CF2, CF3O or Ph and a plurality of X groups may be the same or different from each other; and y represents an integer of 1 to 4.
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Inventors:
FURUTANI HIROYUKI (JP)
Application Number:
PCT/JP1991/000684
Publication Date:
November 28, 1991
Filing Date:
May 22, 1991
Export Citation:
Assignee:
KANEGAFUCHI CHEMICAL IND (JP)
International Classes:
C08F299/02; C08F290/00; C08G73/10; (IPC1-7): C08F299/02; C08G73/10
Foreign References:
| JPS6315828A | 1988-01-22 | |||
| JPS6315827A | 1988-01-22 | |||
| JPS6366226A | 1988-03-24 | |||
| JPS6392650A | 1988-04-23 |
Other References:
See also references of EP 0484559A4
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