Polyimide containing 4,4'-bis(4-amino-2-trifluoromethylphenoxy)-

Details Polyimide containing 4,4'-bis(4-amino-2-trifluoromethylphenoxy)- Polyimide containing 4,4'-bis(4-amino-2-trifluoromethylphenoxy)-

1989-12-22

1992-02-18

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528125, 528128, 528170, 528172, 528174, 528176, 528183, 528190, 528220, 528229, 528350, 528353, 528185, 4284735, C08G 6300, C08G 6926, C08G 802, C08G 1404

Patent

active

050895931

ABSTRACT:
Polyimides useful in multilayer electronic devices containing the 4,4'-bis(4-amino-2-trifluoromethylphenoxy) biphenyl moiety have low dielectric constants, low moisture uptake, high thermal degradation stability, low glass transition temperature.

REFERENCES:
patent: 4336175 (1982-06-01), Gibbs
patent: 4528004 (1985-07-01), Makino et al.
patent: 4720539 (1988-01-01), Rabilloud et al.
patent: 4760126 (1988-07-01), Numata et al.
Translation of German 3490169 dated 5-15-85.

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