NL159104B - PROCESS FOR THE PREPARATION OF POLYESULPHONATED BIS-S-TRIAZINYLAMINOSTILBEEN 2,2'-DISULPHONIC ACIDS AND THEIR SALTS WITH OPTICAL BLEACHING ACTION, PROCESS FOR OPTICAL BLEACHING OF CELLULOSE SUBSTRATES AND ELSEWHERE ELEMENTS. - Google Patents

PROCESS FOR THE PREPARATION OF POLYESULPHONATED BIS-S-TRIAZINYLAMINOSTILBEEN 2,2'-DISULPHONIC ACIDS AND THEIR SALTS WITH OPTICAL BLEACHING ACTION, PROCESS FOR OPTICAL BLEACHING OF CELLULOSE SUBSTRATES AND ELSEWHERE ELEMENTS.

Info

Publication number
NL159104B
NL159104B NL6811041.A NL159104DA NL159104B NL 159104 B NL159104 B NL 159104B NL 159104D A NL159104D A NL 159104DA NL 159104 B NL159104 B NL 159104B
Authority
NL
Netherlands
Prior art keywords
optical bleaching
triazinylaminostilbeen
polyesulphonated
elsewhere
bis
Prior art date
Application number
NL6811041.A
Other languages
Dutch (nl)
Original Assignee
Ciba Geigy
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.)
Publication of NL159104B publication Critical patent/NL159104B/en

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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/50—Reversal development; Contact processes
    • 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
    • G03F5/00—Screening processes; Screens therefor
    • G03F5/02—Screening processes; Screens therefor by projection methods

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
NL6811041.A 1950-02-08 PROCESS FOR THE PREPARATION OF POLYESULPHONATED BIS-S-TRIAZINYLAMINOSTILBEEN 2,2'-DISULPHONIC ACIDS AND THEIR SALTS WITH OPTICAL BLEACHING ACTION, PROCESS FOR OPTICAL BLEACHING OF CELLULOSE SUBSTRATES AND ELSEWHERE ELEMENTS. NL159104B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB297440X 1950-02-08

Publications (1)

Publication Number Publication Date
NL159104B true NL159104B (en)

Family

ID=10296456

Family Applications (2)

Application Number Title Priority Date Filing Date
NL85246D NL85246C (en) 1950-02-08
NL6811041.A NL159104B (en) 1950-02-08 PROCESS FOR THE PREPARATION OF POLYESULPHONATED BIS-S-TRIAZINYLAMINOSTILBEEN 2,2'-DISULPHONIC ACIDS AND THEIR SALTS WITH OPTICAL BLEACHING ACTION, PROCESS FOR OPTICAL BLEACHING OF CELLULOSE SUBSTRATES AND ELSEWHERE ELEMENTS.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL85246D NL85246C (en) 1950-02-08

Country Status (2)

Country Link
CH (1) CH297440A (en)
NL (2) NL159104B (en)

Also Published As

Publication number Publication date
CH297440A (en) 1954-03-31
NL85246C (en)

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