FR2175955B1 - - Google Patents

Info

Publication number
FR2175955B1
FR2175955B1 FR7308853A FR7308853A FR2175955B1 FR 2175955 B1 FR2175955 B1 FR 2175955B1 FR 7308853 A FR7308853 A FR 7308853A FR 7308853 A FR7308853 A FR 7308853A FR 2175955 B1 FR2175955 B1 FR 2175955B1
Authority
FR
France
Prior art keywords
salt
benzidine
march
zinc chloride
tetrazonium
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
FR7308853A
Other languages
French (fr)
Other versions
FR2175955A1 (en
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.)
Somar Corp
Original Assignee
Somar Manufacturing Co Ltd
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 claimed from JP2546072A external-priority patent/JPS5027402B2/ja
Priority claimed from JP6655072A external-priority patent/JPS4926003A/ja
Application filed by Somar Manufacturing Co Ltd filed Critical Somar Manufacturing Co Ltd
Publication of FR2175955A1 publication Critical patent/FR2175955A1/fr
Application granted granted Critical
Publication of FR2175955B1 publication Critical patent/FR2175955B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G03F1/54—Absorbers, e.g. of opaque materials
    • G03F1/56—Organic absorbers, e.g. of photo-resists
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/004—Photosensitive materials
    • G03F7/016—Diazonium salts or compounds
    • G03F7/021—Macromolecular diazonium compounds; Macromolecular additives, e.g. binders
    • G03F7/0212—Macromolecular diazonium compounds; Macromolecular additives, e.g. binders characterised by the polymeric binder or the macromolecular additives other than the diazo resins or the polymeric diazonium compounds
    • G03F7/0215—Natural gums; Proteins, e.g. gelatins; Macromolecular carbohydrates, e.g. cellulose; Polyvinyl alcohol and derivatives thereof, e.g. polyvinylacetals

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1424817 Benzidine tetrazonium salt SOMAR MFG CO Ltd 13 March 1973 [13 March 1972 3 July 1972] 12077/73 Heading C2C [Also in Division G2] Benzidine tetrazonium zinc chloride salt is prepared by adding sodium nitrite at - 10‹ C. to a mixture of benzidine and concentrated hydrochloric acid, then adding zinc chloride followed by sodium chloride to precipitate the salt.
FR7308853A 1972-03-13 1973-03-13 Expired FR2175955B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2546072A JPS5027402B2 (en) 1972-03-13 1972-03-13
JP6655072A JPS4926003A (en) 1972-07-03 1972-07-03

Publications (2)

Publication Number Publication Date
FR2175955A1 FR2175955A1 (en) 1973-10-26
FR2175955B1 true FR2175955B1 (en) 1976-11-05

Family

ID=26363077

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7308853A Expired FR2175955B1 (en) 1972-03-13 1973-03-13

Country Status (4)

Country Link
CH (1) CH563026A5 (en)
FR (1) FR2175955B1 (en)
GB (1) GB1424817A (en)
IT (1) IT982883B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2721687C2 (en) * 1977-05-13 1986-11-20 Hoechst Ag, 6230 Frankfurt Process for covering master copies with masks
FR2406230A1 (en) * 1977-10-11 1979-05-11 Eastman Kodak Co PHOTOSENSITIVE AND PRODUCED COMPOSITION
DE3135804A1 (en) * 1981-09-10 1983-03-24 Hoechst Ag, 6000 Frankfurt LIGHT SENSITIVE POLYCONDENSATION PRODUCT CONTAINING DIAZONIUM GROUPS AND LIGHT SENSITIVE RECORDING MATERIAL PRODUCED THEREFOR
DE3581671D1 (en) * 1984-07-25 1991-03-14 Hoechst Japan K K METHOD AND MATERIAL FOR THE PRODUCTION OF MULTICOLOR REPRODUCTIONS.
DE69323546T2 (en) * 1993-06-24 1999-08-26 Agfa Gevaert Nv Improvement of the storage stability of a diazo recording element for the production of a printing plate

Also Published As

Publication number Publication date
IT982883B (en) 1974-10-21
FR2175955A1 (en) 1973-10-26
CH563026A5 (en) 1975-06-13
GB1424817A (en) 1976-02-11

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Legal Events

Date Code Title Description
ST Notification of lapse