GB296008A - Improvements in or relating to the production of photographic pictures by the aid ofdiazo compounds and tanning substances - Google Patents

Improvements in or relating to the production of photographic pictures by the aid ofdiazo compounds and tanning substances

Info

Publication number
GB296008A
GB296008A GB2419328A GB2419328A GB296008A GB 296008 A GB296008 A GB 296008A GB 2419328 A GB2419328 A GB 2419328A GB 2419328 A GB2419328 A GB 2419328A GB 296008 A GB296008 A GB 296008A
Authority
GB
United Kingdom
Prior art keywords
compounds
ofdiazo
aid
relating
improvements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2419328A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kalle AG
Original Assignee
Kalle AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to DE296008X priority Critical
Application filed by Kalle AG filed Critical Kalle AG
Publication of GB296008A publication Critical patent/GB296008A/en
Application status is Expired legal-status Critical

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/004Photosensitive materials
    • G03F7/016Diazonium salts or compounds
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/18Diazo-type processes, e.g. thermal development, or agents therefor

Abstract

296,008. Kalle & Co., Akt.-Ges, Aug. 22, 1927, [Convention date]. Diazo compounds. - Hydrofluoborate of 1- diazo-4-dimethylaminobenzene is prepared by diazotizing 1-amino-4-dimethylaminobenzene in the presence of liydrofluoboric acid. The Specification as open to inspection under Sect. 91 (3) (a) refers also to the diazo! compound obtained by diazotizing 1-amino-4-phenylaminobenzene in a solution of hydrochloric acid. This subject-matter does not appear in the Specification as accepted.
GB2419328A 1927-08-22 1928-08-22 Improvements in or relating to the production of photographic pictures by the aid ofdiazo compounds and tanning substances Expired GB296008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE296008X 1927-08-22

Publications (1)

Publication Number Publication Date
GB296008A true GB296008A (en) 1929-10-17

Family

ID=6090230

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2419328A Expired GB296008A (en) 1927-08-22 1928-08-22 Improvements in or relating to the production of photographic pictures by the aid ofdiazo compounds and tanning substances

Country Status (4)

Country Link
US (1) US1762033A (en)
FR (1) FR659749A (en)
GB (1) GB296008A (en)
NL (1) NL25053C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3282208A (en) * 1963-09-25 1966-11-01 Milton M Ruderman Planographic printing plate and process

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2606117A (en) * 1947-06-05 1952-08-05 Gen Aniline & Film Corp Diazotype photoprinting materials
US2649373A (en) * 1948-10-18 1953-08-18 Warren S D Co Paper printing foils for lithographic purposes and a process of preparing them
US2703756A (en) * 1951-12-12 1955-03-08 Gen Aniline & Film Corp Vesicular prints and process of making same
US2772160A (en) * 1952-03-21 1956-11-27 Eastman Kodak Co Light-detached resists or reliefs for printing plates
US2804388A (en) * 1952-11-28 1957-08-27 Dick Co Ab Lithographic plate and method of manufacturing same
US3010389A (en) * 1953-03-09 1961-11-28 Buskes Willem Marie Photographic transfer printing plates
US3010390A (en) * 1954-06-29 1961-11-28 Buskes Willem Marie Planographic printing plates

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3282208A (en) * 1963-09-25 1966-11-01 Milton M Ruderman Planographic printing plate and process

Also Published As

Publication number Publication date
FR659749A (en) 1929-07-02
NL25053C (en)
US1762033A (en) 1930-06-03

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