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AR246127A1 - Bright safe light handleable high contrast photographic materials - Google Patents

Bright safe light handleable high contrast photographic materials

Info

Publication number
AR246127A1
AR246127A1 AR31423689A AR31423689A AR246127A1 AR 246127 A1 AR246127 A1 AR 246127A1 AR 31423689 A AR31423689 A AR 31423689A AR 31423689 A AR31423689 A AR 31423689A AR 246127 A1 AR246127 A1 AR 246127A1
Authority
AR
Argentina
Prior art keywords
high contrast
alkyl
photographic materials
safe light
contrast photographic
Prior art date
Application number
AR31423689A
Other languages
Spanish (es)
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of AR246127A1 publication Critical patent/AR246127A1/en

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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes
    • G03C1/14—Methine and polymethine dyes with an odd number of CH groups
    • G03C1/16—Methine and polymethine dyes with an odd number of CH groups with one CH group
    • 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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/061—Hydrazine compounds

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)

Abstract

ELEMENTO FOTOGRAFICO QUE COMPRENDE UNA EMULSION FOTOGRAFICA DE HALURO DE PLATA DE ALTO CONTRASTE NEGATIVAMENTE ACTUANTE, CAPAZ DE PRODUCIR UNA IMAGEN DE PLATA DE ALTO CONTRASTE EN ASOCIACION CONUNA HIDRAZINA, ESTANDO LA EMULSION ADICIONALMENTE ASOCIADA CON UN COMPUESTO MONOMETINOBENZOTIAZOL QUE POSEE UN NUCLEO DE FORMULA GENERAL (II), EN LA CUAL: UNO DE R1 Y R2 REPRESENTA UN GRUPO ORGANICO QUE CONTIENE UNA FUNCION ACIDA, ELEGIDOS ENTRE ALQUILSULFONATO, ALQUILFOSFATO, ALQUILCARBOXILATO, EN LA CUAL EL GRUPO ALQUILO CONTIENE 1 A 10 ATOMOS DE CARBONO, Y EL OTRO ES UN ATOMO DE HIDROGENO O UN GRUPO ALQUILO CON HASTA 10 ATOMO DE CARBONO; CADA -N- EN FORMA INDEPENDIENTE REPRESENTA 0, 1, 2, 3 O 4; CADA R3 Y R4 PUEDEN SER EL MISMO O DISTINTOS SELECCIONADOS ENTRE HALOGENO, CARBOXILO, HIDROXI, CIANO, ALQUILO, ALCOXI, ALQUILTIO, Y ALCOXICARBONIL, O SUS COMBINACIONES DONDE LAS CADENAS CONTIENEN HASTA 10 ATOMOS DE CARBONO.PHOTOGRAPHIC ELEMENT COMPRISING A NEGATIVELY ACTING HIGH CONTRAST SILVER HALIDE PHOTOGRAPHIC EMULSION, ABLE TO PRODUCE A HIGH CONTRAST SILVER IMAGE IN ASSOCIATION WITH A LAUNCH OF A HYDRAZINE UNIQUE COMPUTER, ), IN WHICH: ONE OF R1 AND R2 REPRESENTS AN ORGANIC GROUP CONTAINING AN ACID FUNCTION, CHOSEN BETWEEN ALKYL SULPHONATE, ALKYLPHOSPHATE, ALKYL CARBOXYLATE, IN WHICH THE ALKYL GROUP CONTAINS 1 TO 10 CARBON ATOMS, AND THE OTHER IS ATOM, HYDROGEN OR A RENT GROUP WITH UP TO 10 CARBON ATOMS; EACH -N- INDEPENDENTLY REPRESENTS 0, 1, 2, 3 OR 4; EACH R3 AND R4 MAY BE THE SAME OR DIFFERENT SELECTED BETWEEN HALOGEN, CARBOXYL, HYDROXY, CIAN, ALKYL, ALCOXY, ALKYLTIO, AND ALCOXYCARBONYL, OR THEIR COMBINATIONS WHICH CONTAIN UP TO 10 CARTS.

AR31423689A 1988-06-23 1989-06-23 Bright safe light handleable high contrast photographic materials AR246127A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888814964A GB8814964D0 (en) 1988-06-23 1988-06-23 Bright safe light handleable high contrast photographic materials

Publications (1)

Publication Number Publication Date
AR246127A1 true AR246127A1 (en) 1994-03-30

Family

ID=10639226

Family Applications (1)

Application Number Title Priority Date Filing Date
AR31423689A AR246127A1 (en) 1988-06-23 1989-06-23 Bright safe light handleable high contrast photographic materials

Country Status (6)

Country Link
EP (1) EP0351077B1 (en)
JP (1) JPH0246444A (en)
AR (1) AR246127A1 (en)
CA (1) CA1339297C (en)
DE (1) DE68926939T2 (en)
GB (1) GB8814964D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933273A (en) * 1988-12-02 1990-06-12 Eastman Kodak Company Photographic element and emulsion having enhanced sensitometric properties and process of development

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5722089B2 (en) * 1973-11-13 1982-05-11
CA1232068A (en) * 1984-06-08 1988-01-26 National Research Council Of Canada Form depicting, optical interference authenticating device
JPS6129837A (en) * 1984-07-23 1986-02-10 Fuji Photo Film Co Ltd Silver halide photographic sensitive material and formation of very contrasty negative image using it
GB8617335D0 (en) * 1986-07-16 1986-08-20 Minnesota Mining & Mfg Photographic light-sensitive systems
JPH0731381B2 (en) * 1986-09-05 1995-04-10 富士写真フイルム株式会社 Ultra-high contrast negative type silver halide photographic light-sensitive material
JPH0652383B2 (en) * 1986-10-27 1994-07-06 富士写真フイルム株式会社 Silver halide photographic emulsion
JP2533333B2 (en) * 1987-09-01 1996-09-11 富士写真フイルム株式会社 Silver halide photographic material

Also Published As

Publication number Publication date
EP0351077B1 (en) 1996-08-14
CA1339297C (en) 1997-08-19
EP0351077A1 (en) 1990-01-17
JPH0246444A (en) 1990-02-15
DE68926939D1 (en) 1996-09-19
DE68926939T2 (en) 1997-01-30
GB8814964D0 (en) 1988-07-27

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