Polyimide/polyamide derivatives of diels-alder/ene adducts of ph

Details Polyimide/polyamide derivatives of diels-alder/ene adducts of ph Polyimide/polyamide derivatives of diels-alder/ene adducts of ph

1989-12-01

1991-06-04

Nielsen, Earl

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

525390, 525396, 523160, 523161, 527603, C08G 1402, C08G 834, C09F 100, C08L 6300

Patent

active

050215388

ABSTRACT:
Improved polyol esters of phenol-rosin condensates and polyimide/polyamide derivatives thereof and their method of manufacture are disclosed as well as their applications as varnishes for lithographic inks and in pigment dispersion (flushing). Advantages of ink varnishes comprising these derivatives include higher water yields, increased gloss, transparency, and color strength, as well as reduced bronzing in both pigment concentrates and finished lithographic inks.

REFERENCES:
patent: 4514540 (1985-04-01), Peck
patent: 4857624 (1989-08-01), De Blasi et al.

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