Process for irradiating polyimides

Details Process for irradiating polyimides Process for irradiating polyimides

1985-11-06

1986-12-16

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

522162, 522164, 528220, 528229, 5283291, 528331, G03C 102

Patent

active

046296859

ABSTRACT:
Homopolyimides and copolyimides which contain structural elements of the formula I ##STR1## in which R.sup.1 and R.sup.2 are halogen, nitro, aryl, aryloxy, alkyl or alkoxy, m is 0 or a number from 1 to 4, n is 0 or a number from 1 to 3 and p is 0, 1 or 2, the free carbonyl groups are bonded in the ortho-position relative to one another and R is a divalent aromatic radical which is substituted by at least one alkyl group or aralkyl group, are autophotocross-linkable. They are suitable for the production of protective films and photographic relief images.

REFERENCES:
patent: 3275690 (1966-09-01), Stroh et al.
patent: 3702318 (1972-11-01), Browning
patent: 3787367 (1974-01-01), Farrissey et al.
patent: 4030948 (1977-06-01), Berger
patent: 4310641 (1982-01-01), Ohmura et al.
patent: 4439619 (1984-03-01), Bey et al.

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