GB733397A - Improvements in sensitized photographic emulsions and new dyes - Google Patents

Improvements in sensitized photographic emulsions and new dyes

Info

Publication number
GB733397A
GB733397A GB24095/53A GB2409553A GB733397A GB 733397 A GB733397 A GB 733397A GB 24095/53 A GB24095/53 A GB 24095/53A GB 2409553 A GB2409553 A GB 2409553A GB 733397 A GB733397 A GB 733397A
Authority
GB
United Kingdom
Prior art keywords
formula
anion
butyl
dyes
heated
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
GB24095/53A
Other languages
English (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.)
Kodak Ltd
Original Assignee
Kodak 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
Application filed by Kodak Ltd filed Critical Kodak Ltd
Publication of GB733397A publication Critical patent/GB733397A/en
Expired 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
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes
    • G03C1/14—Methine and polymethine dyes with an odd number of CH groups
    • G03C1/18—Methine and polymethine dyes with an odd number of CH groups with three CH groups
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
GB24095/53A 1952-09-04 1953-09-01 Improvements in sensitized photographic emulsions and new dyes Expired GB733397A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US733397XA 1952-09-04 1952-09-04

Publications (1)

Publication Number Publication Date
GB733397A true GB733397A (en) 1955-07-13

Family

ID=22113154

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24095/53A Expired GB733397A (en) 1952-09-04 1953-09-01 Improvements in sensitized photographic emulsions and new dyes

Country Status (4)

Country Link
US (1) US2735767A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE522539A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1090525A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB733397A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3213089A (en) * 1956-08-30 1965-10-19 Eastman Kodak Co Merocyanines and planar undissociated cyanines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2438704A (en) * 1948-03-30 Organic compounds serving as cya
BE393768A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1932-01-18
US2378783A (en) * 1943-07-07 1945-06-19 Gen Aniline & Film Corp Process of producing cyanine dyes

Also Published As

Publication number Publication date
US2735767A (en) 1956-02-21
FR1090525A (fr) 1955-03-31
BE522539A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Similar Documents

Publication Publication Date Title
ES270748A1 (es) Un procedimiento para preparar 3-alil-tiometil-7-sulfamil-3,4-dihidrobenzo-1,1-dioxo-1-tia-2,4-diazinas 6-sustituídas y sus sales no tóxicas
US2269234A (en) Polymethine dye intermediates
GB828393A (en) New phenthiazine derivatives and processes for their preparation
GB893681A (en) Improvements in dye-sensitized photographic emulsions
GB792380A (en) Improvements in photographic sensitizing dyes
YU91483A (en) Process for obtaining new thiomethylpyridine derivatives
GB733397A (en) Improvements in sensitized photographic emulsions and new dyes
GB577260A (en) Improvements in or relating to colour photography
US2479152A (en) 1,1'-dialkyl-3,3'-alkylenebenzimidazolocyanine salts
GB526684A (en) Improvements in and relating to dyestuffs for sensitising photographic emulsions
GB1093938A (en) Process for the preparation of cyanine and merocyanine dyes
GB782311A (en) Merocyanine dyes, methods of making them and photographic emulsions containing them
GB986579A (en) 5-ethylidene dibenzocycloheptadienes and the preparation thereof
GB1199798A (en) A process for preparing Cyanine Dye Intermediates and a process for preparing Cyanine Dyes therefrom
GB629123A (en) Improvements in the manufacture of intermediates for the production of dyes, in the manufacture of polymethin dyes and in photographic silver salt emulsions containing such dyes
US2441342A (en) Benzoxocarbocyanines and method of preparation
GB783595A (en) Process of making trinuclear polymethine dyes containing a pyrryl, indolyl or pyrrocolyl nucleus and photographic emulsions containing dyes so made
GB641805A (en) Process of producing cyanine dyes
GB678626A (en) Improvements in or relating to carbocyanine dyes
GB979045A (en) Polymethine dyes, process of making them and photographic elements containing them
US2270255A (en) Selenotricarbocyanine dyes
GB585708A (en) Improvements in the manufacture of intermediates for dyes
GR16625B (el) Μεθοδος παρασκευης δις (διαλκυλαμινομεθυλο) αλκυλοφαινοθειαζινων.
GB786169A (en) New photographic sensitisers
GB834751A (en) New photographic sensitisers