Method of treating lithographic printing plates with 2-propoxyet

Details Method of treating lithographic printing plates with 2-propoxyet Method of treating lithographic printing plates with 2-propoxyet

1981-08-31

1983-04-26

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making printing plates

430309, 430331, G03C 500

Patent

active

043813402

ABSTRACT:
A developer suitable for machine and hand processing may now be made which accomplishes the aforementioned objects which is an aqueous solution comprising 2-propoxyethanol as a detackifying agent, an adjuvant solvent, a nonionic surfactant with a hydrophile-lipophile balance over about 17, and an inorganic salt. A developer/finisher may be prepared by adding thereto a water-soluble polymeric film former which is preferably polyvinyl pyrrolidone. A suspending agent, e.g. polyethylene glycol, is added to hand processing solutions.

REFERENCES:
patent: 3745028 (1973-07-01), Rauner
patent: 4186006 (1980-01-01), Kobayashi et al.

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