GB1191535A - Improvements in or relating to Photographic Development - Google Patents

Improvements in or relating to Photographic Development

Info

Publication number
GB1191535A
GB1191535A GB24191/67A GB2419167A GB1191535A GB 1191535 A GB1191535 A GB 1191535A GB 24191/67 A GB24191/67 A GB 24191/67A GB 2419167 A GB2419167 A GB 2419167A GB 1191535 A GB1191535 A GB 1191535A
Authority
GB
United Kingdom
Prior art keywords
diethylamino
relating
quinoline
photographic development
tetrahydroquinoline
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
GB24191/67A
Other languages
English (en)
Inventor
Jozef Frans Willems
George Frans Van Veelen
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 Gevaert NV
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 NV filed Critical Agfa Gevaert NV
Priority to GB24191/67A priority Critical patent/GB1191535A/en
Priority to US727358A priority patent/US3615525A/en
Priority to BE715500D priority patent/BE715500A/xx
Priority to DE19681772490 priority patent/DE1772490A1/de
Priority to NL6807365A priority patent/NL6807365A/xx
Publication of GB1191535A publication Critical patent/GB1191535A/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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/30—Developers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
    • C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
    • C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D215/38—Nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
GB24191/67A 1967-05-24 1967-05-24 Improvements in or relating to Photographic Development Expired GB1191535A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB24191/67A GB1191535A (en) 1967-05-24 1967-05-24 Improvements in or relating to Photographic Development
US727358A US3615525A (en) 1967-05-24 1968-05-07 Derivative of 6-amino-1 2 3 4-tetrahydroquinoline as superadditive in developing composition
BE715500D BE715500A (en:Method) 1967-05-24 1968-05-22
DE19681772490 DE1772490A1 (de) 1967-05-24 1968-05-24 Photographische Entwicklung
NL6807365A NL6807365A (en:Method) 1967-05-24 1968-05-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB24191/67A GB1191535A (en) 1967-05-24 1967-05-24 Improvements in or relating to Photographic Development

Publications (1)

Publication Number Publication Date
GB1191535A true GB1191535A (en) 1970-05-13

Family

ID=10207836

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24191/67A Expired GB1191535A (en) 1967-05-24 1967-05-24 Improvements in or relating to Photographic Development

Country Status (5)

Country Link
US (1) US3615525A (en:Method)
BE (1) BE715500A (en:Method)
DE (1) DE1772490A1 (en:Method)
GB (1) GB1191535A (en:Method)
NL (1) NL6807365A (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1365300A (en) * 1970-12-01 1974-08-29 Agfa Gevaert Colour development of photographic silver halide elements
FR2257580B1 (en:Method) * 1974-01-10 1977-06-10 Kodak Pathe

Also Published As

Publication number Publication date
US3615525A (en) 1971-10-26
NL6807365A (en:Method) 1968-07-25
DE1772490A1 (de) 1971-04-22
BE715500A (en:Method) 1968-11-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PLNP Patent lapsed through nonpayment of renewal fees