GB1498876A - Light-sensitive silver halide emulsions - Google Patents

Light-sensitive silver halide emulsions

Info

Publication number
GB1498876A
GB1498876A GB1200875A GB1200875A GB1498876A GB 1498876 A GB1498876 A GB 1498876A GB 1200875 A GB1200875 A GB 1200875A GB 1200875 A GB1200875 A GB 1200875A GB 1498876 A GB1498876 A GB 1498876A
Authority
GB
United Kingdom
Prior art keywords
silver halide
emulsions
chloride
potassium
silver
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
Application number
GB1200875A
Other languages
English (en)
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of GB1498876A publication Critical patent/GB1498876A/en
Expired 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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485—Direct positive emulsions
    • G03C1/48515—Direct positive emulsions prefogged

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB1200875A 1974-03-21 1975-03-21 Light-sensitive silver halide emulsions Expired GB1498876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4937774A IT1021529B (it) 1974-03-21 1974-03-21 Procedimento per la preparazione di emulsioni fotosensibili agli aloge nuri d argento positive dirette di migliorate caratteristiche sensito metriche emulsioni fotosensibili co si ottenute ed elementi fotografici contenenti dette emulsioni agli alo cenuri d argento positive dirette

Publications (1)

Publication Number Publication Date
GB1498876A true GB1498876A (en) 1978-01-25

Family

ID=11270517

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1200875A Expired GB1498876A (en) 1974-03-21 1975-03-21 Light-sensitive silver halide emulsions

Country Status (7)

Country Link
JP (1) JPS50141322A (xx)
BE (1) BE827000A (xx)
CA (1) CA1057106A (xx)
DE (1) DE2512646A1 (xx)
FR (1) FR2273302B1 (xx)
GB (1) GB1498876A (xx)
IT (1) IT1021529B (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0022753A1 (de) * 1979-07-17 1981-01-21 Ciba-Geigy Ag Trinukleare halogenierte Cyaninfarbstoffe, Verfahren zu ihrer Herstellung, ihre Verwendung als Sensibilisatoren in direktpositiven photographischen Materialien, direktpositives photographisches Material mit einem Gehalt an trinuklearen halogenierten Cyaninfarbstoffen und Verwendung des direktpositiven photographischen Materials zur Herstellung direktpositiver Bilder
US5399466A (en) * 1993-01-15 1995-03-21 Eastman Kodak Company [Method of processing] photographic elements having fogged grains and development inhibitors for interimage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05289213A (ja) * 1992-04-08 1993-11-05 Fuji Photo Film Co Ltd 被らせ型直接ポジ用ハロゲン化銀乳剤の調製方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0022753A1 (de) * 1979-07-17 1981-01-21 Ciba-Geigy Ag Trinukleare halogenierte Cyaninfarbstoffe, Verfahren zu ihrer Herstellung, ihre Verwendung als Sensibilisatoren in direktpositiven photographischen Materialien, direktpositives photographisches Material mit einem Gehalt an trinuklearen halogenierten Cyaninfarbstoffen und Verwendung des direktpositiven photographischen Materials zur Herstellung direktpositiver Bilder
US5399466A (en) * 1993-01-15 1995-03-21 Eastman Kodak Company [Method of processing] photographic elements having fogged grains and development inhibitors for interimage

Also Published As

Publication number Publication date
BE827000A (fr) 1975-09-22
FR2273302A1 (xx) 1975-12-26
JPS50141322A (xx) 1975-11-13
FR2273302B1 (xx) 1982-03-19
IT1021529B (it) 1978-02-20
CA1057106A (en) 1979-06-26
DE2512646A1 (de) 1975-09-25

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee