Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1985-10-10
1987-08-18
Kight, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
528229, 528208, 528172, 528226, 528352, C08G 7310
Patent
active
046878360
ABSTRACT:
This invention relates to a polyimide powder in use for adhesion and/or coat forming and to a method of preparing said powder, wherein polyamic-acid is chemically imidized which is obtained by reacting tetracarboxylic acid dianhydride with diamine in organic solvents.
This invention further relates to a method for adhesion and coat forming by using said polyimide powder.
This invention still further relates to a method for preparing prepreg by using said polyimide powder, and a method for adhesion and preparing molded laminates by using said prepreg.
REFERENCES:
patent: 4065345 (1977-12-01), Progar et al.
patent: 4094862 (1978-06-01), Bell
Ibi Akira
Nakajima Hisai
Sato Takushi
Shishido Shigeyuki
Takahashi Shigeru
Kight John
Mitsui Toatsu Chemicals Inc.
Moore M. L.
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