DE1547643C3 - Photographisches Direkt-Posttiv-Material - Google Patents

Photographisches Direkt-Posttiv-Material

Info

Publication number
DE1547643C3
DE1547643C3 DE1547643A DE1547643A DE1547643C3 DE 1547643 C3 DE1547643 C3 DE 1547643C3 DE 1547643 A DE1547643 A DE 1547643A DE 1547643 A DE1547643 A DE 1547643A DE 1547643 C3 DE1547643 C3 DE 1547643C3
Authority
DE
Germany
Prior art keywords
dye
formula
direct positive
nitrostyryl
material according
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
DE1547643A
Other languages
German (de)
English (en)
Other versions
DE1547643A1 (de
DE1547643B2 (de
Inventor
Raymond Leopold Dr. Edegem Florens (Belgien)
Theofiel Hubert Kontich Ghys (Belgien)
Johannes Dr. 5674 Bergisch-Neukirchen Goetze
August Dr. 5090 Leverkusen Randolph
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert 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
Application filed by Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of DE1547643A1 publication Critical patent/DE1547643A1/de
Publication of DE1547643B2 publication Critical patent/DE1547643B2/de
Application granted granted Critical
Publication of DE1547643C3 publication Critical patent/DE1547643C3/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10The polymethine chain containing an even number of >CH- groups
    • C09B23/105The polymethine chain containing an even number of >CH- groups two >CH- groups
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/14Styryl dyes
    • 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
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485Direct positive emulsions
    • G03C1/48515Direct positive emulsions prefogged
    • G03C1/48523Direct positive emulsions prefogged characterised by the desensitiser
    • G03C1/4853Direct positive emulsions prefogged characterised by the desensitiser polymethine dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Plural Heterocyclic Compounds (AREA)
DE1547643A 1966-05-09 1967-05-09 Photographisches Direkt-Posttiv-Material Expired DE1547643C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20343/66A GB1155404A (en) 1966-05-09 1966-05-09 Improved Direct Positive Emulsions

Publications (3)

Publication Number Publication Date
DE1547643A1 DE1547643A1 (de) 1969-11-20
DE1547643B2 DE1547643B2 (de) 1974-07-04
DE1547643C3 true DE1547643C3 (de) 1975-02-20

Family

ID=10144385

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1547643A Expired DE1547643C3 (de) 1966-05-09 1967-05-09 Photographisches Direkt-Posttiv-Material

Country Status (5)

Country Link
US (1) US3615610A (fa)
BE (1) BE698178A (fa)
DE (1) DE1547643C3 (fa)
GB (1) GB1155404A (fa)
NL (1) NL6706468A (fa)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5141055B2 (fa) * 1972-02-24 1976-11-08
GB1453833A (en) * 1973-01-25 1976-10-27 Agfa Gevaert Direct-positive silver halide emulsions
GB1456243A (en) * 1973-01-25 1976-11-24 Agfa Gevaert Directpositive silver halide elements
GB1460438A (en) * 1973-05-18 1977-01-06 Agfa Gevaert Spectral sensitization of direct-positive silver a
GB1447502A (en) * 1973-06-18 1976-08-25 Agfa Gevaert Method of preparing direct-positive silver halide elements
IT988269B (it) * 1973-06-18 1975-04-10 Minnesota Mining & Mfg Coloranti cianinici e loro impiego come sensibilizzatori spettrali in materiali fotografici positivi diretti del tipo ad effetto herschel sensibilizzato spettralmente
GB1485006A (en) * 1974-04-03 1977-09-08 Agfa Gevaert Direct-positive silver halide emulsions
GB1513140A (en) * 1974-09-30 1978-06-07 Agfa Gevaert Direct-positive silver halide emulsions
FR2921379B1 (fr) * 2007-09-21 2009-10-30 Oreal Colorant derive d'indole styryle thiol/disulfure, composition tinctoriale comprenant ce colorant, procede d'eclaircissement des matieres keratiniques a partir de ce colorant

Also Published As

Publication number Publication date
GB1155404A (en) 1969-06-18
DE1547643A1 (de) 1969-11-20
BE698178A (fa) 1967-11-09
US3615610A (en) 1971-10-26
DE1547643B2 (de) 1974-07-04
NL6706468A (fa) 1967-10-25

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee