DE69211630D1 - Photographische Farbentwicklerzusammensetzung enthaltend eine Alpha-Aminosäure für verbesserte Stabilität der Lösung - Google Patents

Photographische Farbentwicklerzusammensetzung enthaltend eine Alpha-Aminosäure für verbesserte Stabilität der Lösung

Info

Publication number
DE69211630D1
DE69211630D1 DE69211630T DE69211630T DE69211630D1 DE 69211630 D1 DE69211630 D1 DE 69211630D1 DE 69211630 T DE69211630 T DE 69211630T DE 69211630 T DE69211630 T DE 69211630T DE 69211630 D1 DE69211630 D1 DE 69211630D1
Authority
DE
Germany
Prior art keywords
amino acid
solution
composition containing
improved stability
color developer
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 - Fee Related
Application number
DE69211630T
Other languages
English (en)
Other versions
DE69211630T2 (de
Inventor
Jean Marie Buongiorne
Janet Marie Huston
Paul Andrew Schwartz
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE69211630D1 publication Critical patent/DE69211630D1/de
Application granted granted Critical
Publication of DE69211630T2 publication Critical patent/DE69211630T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/407—Development processes or agents therefor
    • G03C7/413—Developers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
DE1992611630 1991-09-06 1992-09-03 Photographische Farbentwicklerzusammensetzung enthaltend eine Alpha-Aminosäure für verbesserte Stabilität der Lösung Expired - Fee Related DE69211630T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75597391A 1991-09-06 1991-09-06

Publications (2)

Publication Number Publication Date
DE69211630D1 true DE69211630D1 (de) 1996-07-25
DE69211630T2 DE69211630T2 (de) 1997-01-23

Family

ID=25041474

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992611630 Expired - Fee Related DE69211630T2 (de) 1991-09-06 1992-09-03 Photographische Farbentwicklerzusammensetzung enthaltend eine Alpha-Aminosäure für verbesserte Stabilität der Lösung

Country Status (3)

Country Link
EP (1) EP0530921B1 (de)
JP (1) JPH05197108A (de)
DE (1) DE69211630T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5506092A (en) * 1993-12-06 1996-04-09 Konica Corporation Method of processing black and white silver halide photographic compositions with a developer containing an anti sludgant
US5508155A (en) * 1994-12-22 1996-04-16 Eastman Kodak Company Photographic color developers containing odorless antioxidants formed in situ from reaction of hydroxylamine and epoxide and use of same
JPH09211817A (ja) * 1996-01-23 1997-08-15 Eastman Kodak Co 写真処理方法および発色現像液の安定化方法
US6159670A (en) * 1999-11-10 2000-12-12 Eastman Kodak Company Calcium ion stable photographic color developing concentrate and method of manufacture
US6548235B2 (en) 2000-10-19 2003-04-15 Eastman Chemical Company Stabilized solution of an alkali metal or alkaline earth metal salt of p-phenylenediamine color developer and method of making same
EP1203993A1 (de) 2000-11-03 2002-05-08 Eastman Kodak Company Entwicklerzusammensetzung und Verfahren zur Entwicklung von photographischen Farbnegativfilmen
US6383726B1 (en) 2000-11-03 2002-05-07 Eastman Kodak Company Method for formulating a photographic developer composition and process conditions to optimize developed images for digital scanning
US6492099B1 (en) 2001-06-28 2002-12-10 Eastman Chemical Company Method for purifying free-base p-phenylenediamine-type photographic color developers
US6551767B1 (en) 2001-10-13 2003-04-22 Eastman Chemical Company Process for preparing p-phenylenediamine color developers in a concentrated free-base form
US6520694B1 (en) 2002-01-18 2003-02-18 Eastman Kodak Company System and method for processing photographic film images

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4170478A (en) * 1977-06-06 1979-10-09 Eastman Kodak Company Photographic color developer compositions
EP0285010A3 (en) * 1987-03-25 1989-11-08 Fuji Photo Film Co., Ltd. Method for forming a direct positive color image

Also Published As

Publication number Publication date
EP0530921B1 (de) 1996-06-19
DE69211630T2 (de) 1997-01-23
EP0530921A1 (de) 1993-03-10
JPH05197108A (ja) 1993-08-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee