Gas separation: apparatus – Electric field separation apparatus – Electrode retaining or supporting means
Patent
1973-07-26
1978-06-06
Bowers, Jr., Charles L.
Gas separation: apparatus
Electric field separation apparatus
Electrode retaining or supporting means
96 28, 96 30, 96 36, 96 362, 96 363, 96 364, 96 75, 96 86P, G03C 154, G03C 160
Patent
active
040934640
ABSTRACT:
A light-sensitive layer transfer material and such layer disposed on a carrier, for use in screen-printing stencils, printed circuit boards, integrated circuits, intaglio printing plates, relief printing plates, proof prints and the like, which comprises an alkali-soluble phenolic resin, such as phenol-formaldehyde novolacs, an ester or an amide of an o-naphthoquinone-diazide sulphonic acid, such as the p-cumyl phenyl ester of 1,2-naphthoquinone-2-diazide-4-sulphonic acid, etc., and an acrylic resin, such as a polymer of an alkyl ester of acrylic acid or methacrylic acid.
REFERENCES:
patent: 3474719 (1969-10-01), Levinos
patent: 3502470 (1970-03-01), Delzenne
patent: 3544317 (1970-12-01), Yonezowa
patent: 3551154 (1970-12-01), DiBlas et al.
patent: 3634082 (1972-01-01), Christensen
patent: 3637384 (1972-01-01), Deutsch et al.
patent: 3649283 (1972-03-01), Christensen et al.
patent: 3660097 (1972-05-01), Mainthia
patent: 3721557 (1973-03-01), Inoue
patent: 3764318 (1973-10-01), Laridon
patent: 3782939 (1974-01-01), Bonham et al.
Ruckert Hans
Wildenhain Barbara
Bowers Jr. Charles L.
Bryan James E.
Hoechst Aktiengesellschaft
LandOfFree
Light sensitive o-quinone diazide containing transfer compositio does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Light sensitive o-quinone diazide containing transfer compositio, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Light sensitive o-quinone diazide containing transfer compositio will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1491204