Subtractive developer for lithographic plates

Details Subtractive developer for lithographic plates Subtractive developer for lithographic plates

1976-12-29

1978-12-19

Kelley, Mary F.

Gas separation: apparatus

Electric field separation apparatus

Electrode cleaner, apparatus part flusher, discharger, or...

96 33, G03C 524, G03F 702

Patent

active

041304250

ABSTRACT:
An improved subtractive developer for use on lithographic plates is disclosed and claimed. More particularly, a subtractive developer which is comprised of alcohols of lower alkyls in combination of approximately equal parts with a complex mixture of water, ethylene glycol monobutyl ether, surface active synthetic detergent soap, free fatty carboxylic acid, and inorganic phosphate.

REFERENCES:
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patent: 3378372 (1968-04-01), Vandeputte et al.
patent: 3383211 (1968-05-01), Poels et al.
patent: 3481740 (1969-12-01), Herrick et al.
patent: 3595653 (1971-07-01), Steppan et al.
patent: 3615791 (1971-10-01), Thomas
patent: 3676125 (1972-07-01), DE Hoes
patent: 3698904 (1972-10-01), Fukui et al.
patent: 3707373 (1972-12-01), Martinson
patent: 3759850 (1973-09-01), Lehman
patent: 3891439 (1975-06-01), Katz

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