DE1547640A1 - Verbessertes photographisches Material - Google Patents

Verbessertes photographisches Material

Info

Publication number
DE1547640A1
DE1547640A1 DE19671547640 DE1547640A DE1547640A1 DE 1547640 A1 DE1547640 A1 DE 1547640A1 DE 19671547640 DE19671547640 DE 19671547640 DE 1547640 A DE1547640 A DE 1547640A DE 1547640 A1 DE1547640 A1 DE 1547640A1
Authority
DE
Germany
Prior art keywords
photographic
compound
contain
group
development
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.)
Pending
Application number
DE19671547640
Other languages
German (de)
English (en)
Inventor
Marx Dr Paul
Otto Dr-Chem Rigobert
Hess Dr-Chem Ulrich
Pueschel Dr-Chem Walter
Pelz Dr-Chem Willibald
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 AG
Original Assignee
Agfa Gevaert 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 Gevaert AG filed Critical Agfa Gevaert AG
Publication of DE1547640A1 publication Critical patent/DE1547640A1/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D239/00Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/28Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/46Two or more oxygen, sulphur or nitrogen atoms
    • C07D239/47One nitrogen atom and one oxygen or sulfur atom, e.g. cytosine
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46Friedel-Crafts reactions
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76Ketones containing a keto group bound to a six-membered aromatic ring
    • C07C49/80Ketones containing a keto group bound to a six-membered aromatic ring containing halogen
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D239/00Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/28Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/46Two or more oxygen, sulphur or nitrogen atoms
    • C07D239/56One oxygen atom and one sulfur atom
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D249/00Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/081,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • C07D249/101,2,4-Triazoles; Hydrogenated 1,2,4-triazoles 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
    • C07D249/12Oxygen or sulfur atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D257/00Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D257/04Five-membered rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D263/00Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/52Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
    • C07D263/60Naphthoxazoles; Hydrogenated naphthoxazoles
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D277/00Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/60Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D277/62Benzothiazoles
    • C07D277/68Benzothiazoles 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 in position 2
    • C07D277/70Sulfur atoms
    • C07D277/74Sulfur atoms substituted by carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D285/00Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01Five-membered rings
    • C07D285/02Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/121,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • C07D285/1251,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D285/00Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01Five-membered rings
    • C07D285/02Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/121,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • C07D285/1251,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • C07D285/135Nitrogen atoms
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08Sensitivity-increasing substances
    • G03C1/09Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29Development processes or agents therefor
    • G03C5/305Additives other than developers
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/305Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers
    • G03C7/30511Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers characterised by the releasing group
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/156Precursor compound
    • Y10S430/158Development inhibitor releaser, DIR

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19671547640 1967-04-10 1967-04-10 Verbessertes photographisches Material Pending DE1547640A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA0055408 1967-04-10

Publications (1)

Publication Number Publication Date
DE1547640A1 true DE1547640A1 (de) 1969-12-04

Family

ID=6939983

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19671547640 Pending DE1547640A1 (de) 1967-04-10 1967-04-10 Verbessertes photographisches Material

Country Status (7)

Country Link
US (1) US3632345A (enrdf_load_stackoverflow)
BE (1) BE713448A (enrdf_load_stackoverflow)
CH (1) CH506095A (enrdf_load_stackoverflow)
DE (1) DE1547640A1 (enrdf_load_stackoverflow)
FR (1) FR1568390A (enrdf_load_stackoverflow)
GB (1) GB1224555A (enrdf_load_stackoverflow)
NL (1) NL6805089A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2359295A1 (de) * 1972-11-29 1974-05-30 Konishiroku Photo Ind Entwicklungsinhibitoren entbindende verbindungen, unter verwendung solcher verbindungen arbeitende entwicklungsverfahren fuer lichtempfindliche photographische silberhalogenidaufzeichnungsmaterialien und diese verbindungen enthaltende lichtempfindliche photographische silberhalogenidaufzeichnungsmaterialien

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE380910B (sv) * 1970-12-22 1975-11-17 Eastman Kodak Co Flerskiktat fotografiskt fergmaterial for framstellning av en kinematografisk fergfilm med ett silverljudspar
US4202695A (en) * 1971-12-09 1980-05-13 Agfa-Gevaert N.V. Photographic Lippmann emulsions
JPS5116142B2 (enrdf_load_stackoverflow) * 1972-12-18 1976-05-21
JPS5119987B2 (enrdf_load_stackoverflow) * 1973-02-05 1976-06-22
US4009029A (en) * 1973-06-05 1977-02-22 Eastman Kodak Company Cyanoethyl-containing blocked development restrainers
JPS5939738B2 (ja) * 1973-08-16 1984-09-26 コニカ株式会社 多層カラ−写真感光材料
JPS50152731A (enrdf_load_stackoverflow) * 1974-05-29 1975-12-09
JPS516724A (en) * 1974-07-06 1976-01-20 Konishiroku Photo Ind Harogenkaginshashinkankozairyo
DE2502892A1 (de) * 1975-01-24 1976-07-29 Agfa Gevaert Ag Lichtempfindliches farbphotographisches material
JPS5223344A (en) * 1975-08-15 1977-02-22 Konishiroku Photo Ind Co Ltd Silver halide photographic light sensitive material
JPS537232A (en) * 1976-07-07 1978-01-23 Fuji Photo Film Co Ltd Silver halide photographic photosensitive material
JPS5370821A (en) * 1976-12-07 1978-06-23 Fuji Photo Film Co Ltd Silver halide photographic material
DE2704797C2 (de) * 1977-02-05 1982-05-27 Agfa-Gevaert Ag, 5090 Leverkusen Farbphotographisches Aufzeichnungsmaterial
DE2707489C2 (de) * 1977-02-21 1983-10-06 Agfa-Gevaert Ag, 5090 Leverkusen Farbphotographisches Aufzeichnungsmaterial
US4226934A (en) * 1977-08-12 1980-10-07 Ciba-Geigy Ag Light sensitive photographic material containing development inhibitor releasing compounds
JPS54118245A (en) * 1978-01-26 1979-09-13 Ciba Geigy Ag Color photographic material
JPS56116029A (en) * 1980-01-16 1981-09-11 Konishiroku Photo Ind Co Ltd Silver halide color photographic sensitive material
JPS56114946A (en) * 1980-02-15 1981-09-09 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
US4343893A (en) * 1980-07-25 1982-08-10 E. I. Du Pont De Nemours And Company Masked development/image modifier compounds of silver photographic systems
US4593108A (en) * 1981-01-05 1986-06-03 Polaroid Corporation 1-phenyl-5-mercapto tetrazoles
US4350754A (en) * 1981-06-12 1982-09-21 Polaroid Corporation Blocked development restrainers
US4461826A (en) * 1981-07-10 1984-07-24 Konishiroku Photo Industry Co., Ltd. Light-sensitive color photographic material
JPS58154842A (ja) * 1982-02-03 1983-09-14 Konishiroku Photo Ind Co Ltd ハロゲン化銀カラ−写真感光材料
AU568488B2 (en) 1982-02-24 1988-01-07 Konishiroku Photo Industry Co., Ltd. Light-sensitive silver halide colour photographic material
JPS58217932A (ja) * 1982-06-11 1983-12-19 Fuji Photo Film Co Ltd ハロゲン化銀カラ−感光材料
JPS59116647A (ja) 1982-12-13 1984-07-05 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
JPS59188641A (ja) 1983-04-11 1984-10-26 Fuji Photo Film Co Ltd ハロゲン化銀写真乳剤
JPS60143331A (ja) 1983-12-29 1985-07-29 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料
US4725529A (en) * 1985-04-30 1988-02-16 Konishiroku Photo Industry Co., Ltd. Developing inhibitor arrangment in light-sensitive silver halide color photographic materials
JPS61255342A (ja) 1985-05-09 1986-11-13 Fuji Photo Film Co Ltd ハロゲン化銀カラ−写真感光材料
DE3682128D1 (de) 1985-07-17 1991-11-28 Konishiroku Photo Ind Photographisches silberhalogenidmaterial.
JPH0711695B2 (ja) 1985-09-25 1995-02-08 富士写真フイルム株式会社 撮影用ハロゲン化銀カラー感光材料の処理方法
AU591540B2 (en) 1985-12-28 1989-12-07 Konishiroku Photo Industry Co., Ltd. Method of processing light-sensitive silver halide color photographic material
US4855220A (en) * 1988-01-14 1989-08-08 Eastman Kodak Company Photographic element having layer for increasing image sharpness comprising a non-diffusible DIR compound
EP0574090A1 (en) 1992-06-12 1993-12-15 Eastman Kodak Company One equivalent couplers and low pKa release dyes
DE4310327A1 (de) * 1993-03-30 1994-10-06 Du Pont Deutschland Verfahren zur Erzeugung von Negativbildern mit ultrasteilem Kontrast
JP3240342B2 (ja) * 1994-06-09 2001-12-17 コニカ株式会社 ハロゲン化銀カラー写真感光材料
US5681691A (en) 1995-12-11 1997-10-28 Eastman Kodak Company Photographic element containing an improved pyrazolotriazole coupler
US5985532A (en) 1995-12-11 1999-11-16 Eastman Kodak Company Photographic element containing an improved pyrozolotriazole coupler
DE69714263T2 (de) * 1997-12-02 2003-03-27 Tulalip Consultoria Comercial Sociedade Unipessoal S.A., Funchal Lichtempfindliche photographische Silberhalogenidelemente, die gelbe Filterfarbstoffe enthalten
US7271195B2 (en) * 2003-06-10 2007-09-18 Kalypsys, Inc. Carbonyl compounds as inhibitors of histone deacetylase for the treatment of disease
EP1921073A1 (en) * 2006-11-10 2008-05-14 Laboratorios del Dr. Esteve S.A. 1,2,4-Triazole derivatives as sigma receptor inhibitors
US8555875B2 (en) * 2008-12-23 2013-10-15 Map Pharmaceuticals, Inc. Inhalation devices and related methods for administration of sedative hypnotic compounds
US20130052594A1 (en) 2011-08-31 2013-02-28 Diane M. Carroll-Yacoby Motion picture films to provide archival images

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148062A (en) * 1959-04-06 1964-09-08 Eastman Kodak Co Photographic elements and processes using splittable couplers
BE591444A (enrdf_load_stackoverflow) * 1959-04-06
US3459549A (en) * 1967-07-13 1969-08-05 Eastman Kodak Co Bridged dihydroxynaphthalene and bridged dihydroxyanthracene silver halide developing agents and antifoggants

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2359295A1 (de) * 1972-11-29 1974-05-30 Konishiroku Photo Ind Entwicklungsinhibitoren entbindende verbindungen, unter verwendung solcher verbindungen arbeitende entwicklungsverfahren fuer lichtempfindliche photographische silberhalogenidaufzeichnungsmaterialien und diese verbindungen enthaltende lichtempfindliche photographische silberhalogenidaufzeichnungsmaterialien

Also Published As

Publication number Publication date
CH506095A (de) 1971-04-15
NL6805089A (enrdf_load_stackoverflow) 1968-09-25
US3632345A (en) 1972-01-04
GB1224555A (en) 1971-03-10
BE713448A (enrdf_load_stackoverflow) 1968-08-16
FR1568390A (enrdf_load_stackoverflow) 1969-05-23

Similar Documents

Publication Publication Date Title
DE1547640A1 (de) Verbessertes photographisches Material
DE2921817C2 (enrdf_load_stackoverflow)
DE2359295C2 (de) Verwendung von Thioätherverbindungen beim Entwickeln photographischer Silberhalogenidaufzeichnungsmaterialien
DE2362752C2 (de) Einen photographischen Entwicklungsinhibitor abspaltende Verbindung und ihre Verwendung
EP0213569A2 (de) Fotografisches Aufzeichnungsmaterial mit einem UV-Absorber und neue UV-Absorber
DE1254463B (de) Farbphotographisches Material
DE2916836A1 (de) Verfahren zur herstellung photographischer bilder
DE1170778B (de) Silberhalogenid-Auskopieremulsion mit einem Gehalt an einem Schwermetallsalz
DE2540959A1 (de) Lichtempfindliches photographisches material
EP0045427B1 (de) Lichtempfindliches fotografisches Aufzeichnungsmaterial und dessen Verwendung zur Herstellung fotografischer Bilder
DE2601779C2 (enrdf_load_stackoverflow)
DE1285882B (de) Verfahren zum Schutze von photographischem Material vor der Einwirkung ultravioletter Strahlung
DE2422069A1 (de) Tetrazolium-c-oxybetainverbindungen und ihre verwendung als schleierverhuetungsmittel
DE2515771A1 (de) Verfahren zur erzeugung eines farbphotographischen bildes
DE2502892A1 (de) Lichtempfindliches farbphotographisches material
DE2411820A1 (de) Verfahren zum haerten von gelatine
EP0040771A1 (de) Fotografisches Aufzeichnungsmaterial und dessen Verwendung zur Herstellung von Bildern
DE2952280A1 (de) Lichtempfindliches fotografisches material, verfahren zur herstellung fotografischer bilder, entwicklungsbaeder sowie neue hydrochinone
DE2601778A1 (de) Entwicklung von photographischen silberhalogenidemulsionen
DE2410914A1 (de) Einlagerungsverfahren
DE2113346A1 (de) Direktpositivemulsionen mit verbesserter Strahlungsempfindlichkeit
EP0002476B1 (de) Fotografisches Material und fotografische Verarbeitungsbäder mit einem Stabilisierungsmittel sowie ein Verfahren zur Herstellung fotografischer Bilder in Gegenwart eines Stabilisierungsmittels
DE2247893A1 (de) Supersensibilisiertes photographisches material
EP0001415B1 (de) Photographisches Umkehrverfahren mit chemischer Verschleierung, chemische Verschleierungsbäder und ihre Verwendung zur Herstellung photographischer Bilder
DE2448063A1 (de) Lichtempfindliches farbphotographisches material

Legal Events

Date Code Title Description
E771 Valid patent as to the heymanns-index 1977, willingness to grant licences