DE77270C - Process for the production of negative plates which do not show any halo formation - Google Patents

Process for the production of negative plates which do not show any halo formation

Info

Publication number
DE77270C
DE77270C DENDAT77270D DE77270DA DE77270C DE 77270 C DE77270 C DE 77270C DE NDAT77270 D DENDAT77270 D DE NDAT77270D DE 77270D A DE77270D A DE 77270DA DE 77270 C DE77270 C DE 77270C
Authority
DE
Germany
Prior art keywords
show
production
negative plates
halo formation
halo
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 - Lifetime
Application number
DENDAT77270D
Other languages
German (de)
Original Assignee
O. MAGERSTEDT, Berlin S.O., Reichenbergerstr. 183
Publication of DE77270C publication Critical patent/DE77270C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • G03C1/83—Organic dyestuffs therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: Die Ausführung des durch Patent Nr. 73101 geschützten Verfahrens unter Anwendung folgender Farbstoffe: Der Nitroverbindungen des Phenols, der Kresole, des Resorcins, des a-Naphtols; der Sulfo- und Carbonsäuren dieser Nitroverbindungen bezw. der Salze der vorgenannten Nitroproducte.The execution of the protected Patent No. 73101 method using the following dyes: The nitro compounds of the phenol, the cresols, resorcinol, of the a-naphthol;. the sulfo and carboxylic acids of these nitro compounds respectively. the salts of the aforementioned nitro products.
DENDAT77270D Process for the production of negative plates which do not show any halo formation Expired - Lifetime DE77270C (en)

Publications (1)

Publication Number Publication Date
DE77270C true DE77270C (en)

Family

ID=350093

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT77270D Expired - Lifetime DE77270C (en) Process for the production of negative plates which do not show any halo formation

Country Status (1)

Country Link
DE (1) DE77270C (en)

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