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GB1267731A - Improvements in or relating to photographic materials - Google Patents

Improvements in or relating to photographic materials

Info

Publication number
GB1267731A
GB1267731A GB20821/69A GB2082169A GB1267731A GB 1267731 A GB1267731 A GB 1267731A GB 20821/69 A GB20821/69 A GB 20821/69A GB 2082169 A GB2082169 A GB 2082169A GB 1267731 A GB1267731 A GB 1267731A
Authority
GB
United Kingdom
Prior art keywords
photographic materials
relating
dyes
photographic
eaoh
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
GB20821/69A
Inventor
E Scudder Mackey
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.)
GAF Corp
Original Assignee
GAF Corp
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 GAF Corp filed Critical GAF Corp
Publication of GB1267731A publication Critical patent/GB1267731A/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
    • G03C1/76—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
    • G03C1/832—Methine or polymethine dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

1,267,731. Photographic materials. GAF CORP. April 23, 1969 [May 13, 1968], No.20821/69. Heading G2C. Antihalation dyes for photographic elements having at least one gelatino silver halide emulsion are salts of acidic substances with dyes of formula: (in which R and R 1-3 are eaoh alkyl; R 4 is CN or halogen).
GB20821/69A 1968-05-13 1969-04-23 Improvements in or relating to photographic materials Expired GB1267731A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72882768A 1968-05-13 1968-05-13

Publications (1)

Publication Number Publication Date
GB1267731A true GB1267731A (en) 1972-03-22

Family

ID=24928426

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20821/69A Expired GB1267731A (en) 1968-05-13 1969-04-23 Improvements in or relating to photographic materials

Country Status (6)

Country Link
US (1) US3652283A (en)
JP (1) JPS4827929B1 (en)
BE (1) BE732927A (en)
DE (1) DE1923692A1 (en)
FR (1) FR2008352A1 (en)
GB (1) GB1267731A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3888850A (en) * 1970-12-24 1975-06-10 Sandoz Ag Substituted p-aminostyryl 5-chloroindolinium dyes
JPS5911619B2 (en) * 1973-09-27 1984-03-16 富士写真フイルム株式会社 Process for making styryl and butadienyl dyes
JPS5746056B2 (en) * 1974-04-19 1982-10-01
JPH0785166B2 (en) * 1983-08-22 1995-09-13 富士写真フイルム株式会社 Silver halide photosensitive material
JP3238005B2 (en) * 1994-06-24 2001-12-10 三菱製紙株式会社 Silver halide photographic materials

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2268798A (en) * 1939-02-17 1942-01-06 Eastman Kodak Co Pyrrole methine and tri-methine cyanine backing dyes
BE466374A (en) * 1939-02-17
US2405106A (en) * 1944-10-27 1946-07-30 Eastman Kodak Co Photographic filter and antihalation layers

Also Published As

Publication number Publication date
US3652283A (en) 1972-03-28
BE732927A (en) 1969-10-16
FR2008352A1 (en) 1970-01-23
DE1923692A1 (en) 1969-11-20
JPS4827929B1 (en) 1973-08-28

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