BE465025A - - Google Patents

Info

Publication number: BE465025A
Authority: BE; Belgium

Application number

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.)

1945-01-27

Publication of BE465025A publication Critical patent/BE465025A/xx

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
- G03C5/3056—Macromolecular additives
- 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
- G03C7/4136—Developers p-Phenylenediamine or derivatives thereof

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Spectroscopy & Molecular Physics (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

BE465025D 1945-01-27 BE465025A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US574973A US2414491A (en)	1945-01-27	1945-01-27	Photographic developer

Publications (1)

Publication Number	Publication Date
BE465025A true BE465025A (en)

Family

ID=24298383

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE465025D BE465025A (en)	1945-01-27

Country Status (7)

Country	Link
US (1)	US2414491A (en)
BE (1)	BE465025A (en)
CH (2)	CH263050A (en)
DE (1)	DE827900C (en)
ES (1)	ES172755A1 (en)
FR (1)	FR923784A (en)
GB (1)	GB603276A (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2611785A (en) *		1952-09-23		N-substituted x
US2515121A (en) *	1945-11-08	1950-07-11	Gen Aniline & Film Corp	Process for preventing stains in photographic color material by treatment with basic acids immediately prior to drying
US2515122A (en) *	1945-12-03	1950-07-11	Gen Aniline & Film Corp	Process for preventing stains in photographic color material by the use of a fixing bath-consisting of water, an alkali sulfite, and a fixing agent
US2486440A (en) *	1946-01-10	1949-11-01	Gen Aniline & Film Corp	Production of phenazonium dyestuff images
US2507114A (en) *	1946-08-21	1950-05-09	Du Pont	Aryl azo methine sulfonic acids
US2445252A (en) *	1947-04-10	1948-07-13	Gen Aniline & Film Corp	Photographic elements containing urethanes of nu-substituted j acids as color formers
US2566271A (en) *	1947-05-23	1951-08-28	Eastman Kodak Co	Photographic developer containing substituted sulfonamide groups
US2449919A (en) *	1947-07-05	1948-09-21	Eastman Kodak Co	3-methylsulfonamido-4-amino dimethyl aniline photographic developer
BE488697A (en) *	1948-05-06
BE490160A (en) *	1948-07-15
BE490161A (en) *	1948-07-15
BE492847A (en) *	1948-12-22
US2575027A (en) *	1949-10-29	1951-11-13	Gen Aniline & Film Corp	N-substituted 4, 6-diamino metanilic acids
US2594917A (en) *	1949-12-16	1952-04-29	Gen Aniline & Film Corp	Suppression of proximity development with azine color developers
US2612500A (en) *	1950-03-29	1952-09-30	Du Pont	N (p-aminophenyl) hexamethylenimines
US2656272A (en) *	1950-11-30	1953-10-20	Gen Aniline & Film Corp	Stabilized azine photographic developers containing sodium metaborate as the sole alkali
US3158482A (en) *	1961-07-28	1964-11-24	Lucas Christopher	Dry photographic processing formulation
BE652532A (en) *	1963-09-03	1964-12-16
JP3312629B2 (en) *	1991-01-23	2002-08-12	日産化学工業株式会社	Aniline derivatives and manufacturing method

0
- BE BE465025D patent/BE465025A/xx unknown
1945
- 1945-01-27 US US574973A patent/US2414491A/en not_active Expired - Lifetime
- 1945-12-15 GB GB34021/45A patent/GB603276A/en not_active Expired
1946
- 1946-02-27 CH CH263050D patent/CH263050A/en unknown
- 1946-02-27 CH CH258610D patent/CH258610A/en unknown
- 1946-03-02 ES ES172755A patent/ES172755A1/en not_active Expired
- 1946-03-13 FR FR923784D patent/FR923784A/en not_active Expired
1949
- 1949-01-01 DE DEP29355A patent/DE827900C/en not_active Expired

Also Published As

Publication number	Publication date
US2414491A (en)	1947-01-21
ES172755A1 (en)	1946-12-01
CH263050A (en)	1949-08-15
CH258610A (en)	1948-12-15
FR923784A (en)	1947-07-17
DE827900C (en)	1952-01-14
GB603276A (en)	1948-06-11

Publication	Publication Date	Title
FR957526A (en)	1950-02-23
BE480380R (en)	1948-02-28
FR57013E (en)	1952-11-03
FR954888A (en)	1950-01-06
FR999302A (en)	1952-01-29
FR956790A (en)	1950-02-07
FR956125A (en)	1950-01-26
FR905000A (en)	1945-12-26
BE468074A (en)	1946-10-31
BE468717A (en)
BE476803A (en)
BE472591A (en)
BE472520A (en)	1949-02-12
BE472338A (en)
BE470950A (en)
BE470282A (en)
BE469699A (en)
BE469456A (en)
BE469303A (en)
BE469185A (en)	1946-12-31
BE469166A (en)
BE469035A (en)
BE468929A (en)
BE468868A (en)
BE474207A (en)