Process for preparing a polyimide film with a preselected value

Details Process for preparing a polyimide film with a preselected value Process for preparing a polyimide film with a preselected value

1991-10-29

1992-11-24

Foelak, Morton

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

Synthetic resins

Effecting a change in a polymerization process in response...

4273722, 526 60, 526 61, 528351, 528353, B05D 302, C08F 200

Patent

active

051662922

ABSTRACT:
Formation of polyimide film with a preselected coefficient of thermal expansion is disclosed employing relationships between cure temperature and heating rates.

REFERENCES:
patent: 4690999 (1987-09-01), Numata et al.
patent: 4937133 (1990-06-01), Watanabe et al.
Han et al., Stress Build-Up in Thin Polyimide Films During Curing, Antec '88, pp. 994-996.

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