CH218656A - Process for the optical sensitization of halogen silver emulsions. - Google Patents

Process for the optical sensitization of halogen silver emulsions.

Info

Publication number
CH218656A
CH218656A CH218656DA CH218656A CH 218656 A CH218656 A CH 218656A CH 218656D A CH218656D A CH 218656DA CH 218656 A CH218656 A CH 218656A
Authority
CH
Switzerland
Prior art keywords
optical sensitization
silver emulsions
halogen silver
halogen
emulsions
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellsc Farbenindustrie
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 CH218656A publication Critical patent/CH218656A/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B9/00—Generation of oscillations using transit-time effects
    • H03B9/01—Generation of oscillations using transit-time effects using discharge tubes

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)
  • Details Of Valves (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH218656D 1939-11-13 1940-11-11 Process for the optical sensitization of halogen silver emulsions. CH218656A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE218656X 1939-11-13

Publications (1)

Publication Number Publication Date
CH218656A true CH218656A (en) 1941-12-31

Family

ID=5831433

Family Applications (1)

Application Number Title Priority Date Filing Date
CH218656D CH218656A (en) 1939-11-13 1940-11-11 Process for the optical sensitization of halogen silver emulsions.

Country Status (4)

Country Link
US (1) US2278947A (en)
CH (1) CH218656A (en)
FR (1) FR872133A (en)
GB (1) GB439755A (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB515864A (en) * 1938-06-30 1939-12-15 Eric Lawrence Casling White Improvements in or relating to thermionic valve circuits
US2461137A (en) * 1946-09-04 1949-02-08 Eastman Kodak Co Photographic emulsions sensitized with n, n-alkylenecyanine dyes
JPS5969754A (en) 1982-10-14 1984-04-20 Fuji Photo Film Co Ltd Color photosensitive silver halide material
JPS59116647A (en) 1982-12-13 1984-07-05 Konishiroku Photo Ind Co Ltd Silver halide photosensitive material
JPS59137946A (en) 1983-01-28 1984-08-08 Fuji Photo Film Co Ltd Silver halide photosensitive material
JPS59188641A (en) 1983-04-11 1984-10-26 Fuji Photo Film Co Ltd Silver halide photographic emulsion
JPS60143331A (en) 1983-12-29 1985-07-29 Fuji Photo Film Co Ltd Silver halide photosensitive material
JPS61245151A (en) 1985-04-23 1986-10-31 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
JPS61250645A (en) 1985-04-30 1986-11-07 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
JPS61250643A (en) 1985-04-30 1986-11-07 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
DE3682128D1 (en) 1985-07-17 1991-11-28 Konishiroku Photo Ind PHOTOGRAPHIC SILVER HALOGENID MATERIAL.
DE3684430D1 (en) 1985-12-25 1992-04-23 Fuji Photo Film Co Ltd METHOD FOR PRODUCING AN IMAGE.
DE3782351T2 (en) 1986-03-25 1993-05-27 Konishiroku Photo Ind LIGHT SENSITIVE PHOTOGRAPHIC SILVER HALOGENID MATERIAL USED FOR FAST DEVELOPMENT.
DE69131785T2 (en) 1990-08-20 2000-05-11 Fuji Photo Film Co Ltd Data-preserving photographic film product and method for producing a color image
EP0514675B1 (en) 1991-04-22 1999-12-08 Fuji Photo Film Co., Ltd. Silver halide photographic materials and method for processing the same
JP2936105B2 (en) * 1991-06-06 1999-08-23 コニカ株式会社 Method for producing silver halide emulsion and silver halide photographic material
JPH05127290A (en) * 1991-11-06 1993-05-25 Konica Corp Silver halide photographic emulsion and silver halide photographic sensitive material formed by using this emulsion
DE69328884T2 (en) 1992-03-19 2000-12-07 Fuji Photo Film Co Ltd Process for the preparation of a silver halide photographic emulsion
JP2824717B2 (en) 1992-07-10 1998-11-18 富士写真フイルム株式会社 Processing method of silver halide photographic material
EP0589460B1 (en) 1992-09-24 2000-08-09 Fuji Photo Film Co., Ltd. Method for processing a black & white silver halide light-sensitive material
US5429919A (en) * 1993-09-30 1995-07-04 Eastman Kodak Company Silver halide photographic elements with increased contrast
DE69516054T2 (en) * 1994-07-18 2000-10-26 Konishiroku Photo Ind Silver halide photographic element and its processing method
JPH08190199A (en) 1994-10-18 1996-07-23 Minnesota Mining & Mfg Co <3M> Photosensitive element
US5468588A (en) 1994-10-18 1995-11-21 Minnesota Mining And Manufacturing Company Process for manufacturing diffusion transfer printing plates
DE4445966A1 (en) * 1994-12-22 1996-06-27 Agfa Gevaert Ag Photographic silver halide material stabilised from desensitisation
JP3473876B2 (en) * 1995-08-09 2003-12-08 富士写真フイルム株式会社 Silver halide photographic emulsion
JPWO2004068237A1 (en) * 2003-01-31 2006-05-25 コニカミノルタフォトイメージング株式会社 Silver halide emulsion, silver halide photographic material and image forming method
JP2007041376A (en) 2005-08-04 2007-02-15 Fujifilm Holdings Corp Silver halide photosensitive material and package including the same

Also Published As

Publication number Publication date
FR872133A (en) 1942-05-30
US2278947A (en) 1942-04-07
GB439755A (en) 1935-12-13

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