GB430916A - Improvements relating to photographic baths - Google Patents

Improvements relating to photographic baths

Info

Publication number
GB430916A
GB430916A GB36369/33A GB3636933A GB430916A GB 430916 A GB430916 A GB 430916A GB 36369/33 A GB36369/33 A GB 36369/33A GB 3636933 A GB3636933 A GB 3636933A GB 430916 A GB430916 A GB 430916A
Authority
GB
United Kingdom
Prior art keywords
baths
photographic
hydroxyalkylamines
dec
toning
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
GB36369/33A
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Publication of GB430916A publication Critical patent/GB430916A/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
    • G03C5/305—Additives other than developers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
GB36369/33A 1932-12-24 1933-12-27 Improvements relating to photographic baths Expired GB430916A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0046137 1932-12-24

Publications (1)

Publication Number Publication Date
GB430916A true GB430916A (en) 1935-06-27

Family

ID=7191681

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36369/33A Expired GB430916A (en) 1932-12-24 1933-12-27 Improvements relating to photographic baths

Country Status (4)

Country Link
US (1) US2030336A (xx)
BE (1) BE400507A (xx)
FR (1) FR766043A (xx)
GB (1) GB430916A (xx)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550617A (en) * 1946-06-06 1951-04-24 Fr Corp Fine grain photographic developer containing morpholine
US2657138A (en) * 1950-01-03 1953-10-27 Leonard A Robbins Photographic film developing composition containing beta, beta'-di-chloroethyl ether
US3549370A (en) * 1966-11-23 1970-12-22 Hunt Chem Corp Philip A Quaternary ammonium bisulfites,sulfites or pyrosulfites as developer preservatives

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2843481A (en) * 1954-07-19 1958-07-15 Polaroid Corp Photographic processes
US4414307A (en) * 1982-02-24 1983-11-08 Eastman Kodak Company Method and composition for preparation of photographic color developing solutions
EP0267264B1 (en) * 1986-05-14 1990-07-25 EASTMAN KODAK COMPANY (a New Jersey corporation) High contrast development of photographic elements

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550617A (en) * 1946-06-06 1951-04-24 Fr Corp Fine grain photographic developer containing morpholine
US2657138A (en) * 1950-01-03 1953-10-27 Leonard A Robbins Photographic film developing composition containing beta, beta'-di-chloroethyl ether
US3549370A (en) * 1966-11-23 1970-12-22 Hunt Chem Corp Philip A Quaternary ammonium bisulfites,sulfites or pyrosulfites as developer preservatives

Also Published As

Publication number Publication date
BE400507A (xx)
FR766043A (fr) 1934-06-20
US2030336A (en) 1936-02-11

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