GB822616A - Improving the colour reproduction in colour photography - Google Patents

Improving the colour reproduction in colour photography

Info

Publication number
GB822616A
GB822616A GB18640/56A GB1864056A GB822616A GB 822616 A GB822616 A GB 822616A GB 18640/56 A GB18640/56 A GB 18640/56A GB 1864056 A GB1864056 A GB 1864056A GB 822616 A GB822616 A GB 822616A
Authority
GB
United Kingdom
Prior art keywords
heating
recrystallizing
methanol
pyridine
chloroform
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
GB18640/56A
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.)
Agfa Gevaert NV
Original Assignee
Agfa 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 AG filed Critical Agfa AG
Publication of GB822616A publication Critical patent/GB822616A/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)
  • Optical Filters (AREA)
GB18640/56A 1955-06-15 1956-06-15 Improving the colour reproduction in colour photography Expired GB822616A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE822616X 1955-06-15

Publications (1)

Publication Number Publication Date
GB822616A true GB822616A (en) 1959-10-28

Family

ID=6743747

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18640/56A Expired GB822616A (en) 1955-06-15 1956-06-15 Improving the colour reproduction in colour photography

Country Status (4)

Country Link
US (1) US2968556A (cs)
BE (1) BE548641A (cs)
FR (1) FR1151605A (cs)
GB (1) GB822616A (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS511419B1 (cs) * 1971-02-09 1976-01-17
JPS5220830A (en) * 1975-08-11 1977-02-17 Fuji Photo Film Co Ltd Color photographic light sensitive material

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1263051A (en) * 1984-11-26 1989-11-21 Sharon M. Simpson Color photographic element

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1878961A (en) * 1930-04-28 1932-09-20 Eastman Kodak Co Photographic element overcoated with alpha screening dye
US2112226A (en) * 1936-10-24 1938-03-29 Du Pont Film Mfg Corp Tripack
US2231659A (en) * 1939-05-09 1941-02-11 Eastman Kodak Co Polymethine dye intermediates
US2628901A (en) * 1950-12-30 1953-02-17 Gen Aniline & Film Corp Process of preparing tricolor separations
BE526524A (cs) * 1953-02-27

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS511419B1 (cs) * 1971-02-09 1976-01-17
JPS5220830A (en) * 1975-08-11 1977-02-17 Fuji Photo Film Co Ltd Color photographic light sensitive material

Also Published As

Publication number Publication date
FR1151605A (fr) 1958-02-03
US2968556A (en) 1961-01-17
BE548641A (cs)

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