Film of aromatic copolyamide from bis(aminophenoxy) benzene

Details Film of aromatic copolyamide from bis(aminophenoxy) benzene Film of aromatic copolyamide from bis(aminophenoxy) benzene

1988-08-11

1991-01-01

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

4284744, 428901, 528191, 528340, 528348, C08G 6932

Patent

active

049819437

ABSTRACT:
A film made from aromatic copolyamides of the dicarboxylic acid diamine type, whose shaping substance comprises certain recurring structural units and which has specific criteria regarding Staudinger index, tear strength, volume resistance, electrical dielectric strength, dimensional stability and water absorption, a process for its production, and the use of the film for the production of heat-resistant insulation material or as a substrate for flexible circuit boards.

REFERENCES:
patent: 4278786 (1981-07-01), Nanaumi et al.

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