Process for makin color separation positives and negatives...

Details Process for makin color separation positives and negatives... Process for makin color separation positives and negatives...

G - Physics

03

C

96/182, 96/241

G03C 5/00 (2006.01) G03C 5/02 (2006.01) G03F 3/04 (2006.01) G03F 5/16 (2006.01)

Patent

CA 1130131

ABSTRACT Negative and positive films for use in multi-color printing are prepared by a process which utilizes crystals and interstices therebetween in color-separation negatives for multi-color printing without the use of half-tone screens. Exposure through masks of controlled density ranges relative to the color-separation negatives and positives prepared from the color original result in final negatives and positives as well as duplication negatives and positives which can be utilized in the multi-color printing process.

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