CA1175692A - Emulsion containing high aspect ratio tabular silver halide grains and a nucleating agent - Google Patents

Emulsion containing high aspect ratio tabular silver halide grains and a nucleating agent

Info

Publication number
CA1175692A
CA1175692A CA000415270A CA415270A CA1175692A CA 1175692 A CA1175692 A CA 1175692A CA 000415270 A CA000415270 A CA 000415270A CA 415270 A CA415270 A CA 415270A CA 1175692 A CA1175692 A CA 1175692A
Authority
CA
Canada
Prior art keywords
emulsion
layer
silver halide
radiation
comprised
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
CA000415270A
Other languages
English (en)
French (fr)
Inventor
Richard L. Daubendiek
Francis J. Evans
Ronald G. Raleigh
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of CA1175692A publication Critical patent/CA1175692A/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
    • G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • G03C1/48569—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the emulsion type/grain forms, e.g. tabular grain emulsions

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)
CA000415270A 1981-11-12 1982-11-10 Emulsion containing high aspect ratio tabular silver halide grains and a nucleating agent Expired CA1175692A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US32089181A 1981-11-12 1981-11-12
US320,891 1981-11-12
US43191282A 1982-09-30 1982-09-30
US431,912 1982-09-30

Publications (1)

Publication Number Publication Date
CA1175692A true CA1175692A (en) 1984-10-09

Family

ID=26982707

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000415270A Expired CA1175692A (en) 1981-11-12 1982-11-10 Emulsion containing high aspect ratio tabular silver halide grains and a nucleating agent

Country Status (11)

Country Link
AU (1) AU560223B2 (nl)
BR (1) BR8206564A (nl)
CA (1) CA1175692A (nl)
CH (1) CH653150A5 (nl)
DE (1) DE3241643C2 (nl)
FR (1) FR2516262B1 (nl)
GB (1) GB2110831B (nl)
IE (1) IE54328B1 (nl)
IT (1) IT1156334B (nl)
NL (1) NL190672C (nl)
SE (1) SE451040B (nl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4444874A (en) * 1982-09-15 1984-04-24 Eastman Kodak Company Photographic elements containing direct-positive emulsions and processes for their use
JPS60173541A (ja) * 1984-02-20 1985-09-06 Fuji Photo Film Co Ltd 直接ポジハロゲン化銀写真感光材料
US4520098A (en) * 1984-05-31 1985-05-28 Eastman Kodak Company Photographic element exhibiting reduced sensitizing dye stain
CA1259845A (en) * 1985-02-04 1989-09-26 Allan F. Sowinski Reversal photographic elements containing tabular grain emulsions
JPH0610756B2 (ja) * 1985-07-17 1994-02-09 富士写真フイルム株式会社 ハロゲン化銀カラ−反転写真材料
JPH0619570B2 (ja) * 1986-02-07 1994-03-16 富士写真フイルム株式会社 感光材料
EP0244356A3 (de) * 1986-04-25 1988-04-27 Ilford Ag Verfahren zur Herstellung photographischer Direktpositivemulsionen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1507989A (en) * 1974-12-19 1978-04-19 Ciba Geigy Ag Photographic emulsions
GB1520976A (en) * 1976-06-10 1978-08-09 Ciba Geigy Ag Photographic emulsions
GB1570581A (en) * 1978-05-25 1980-07-02 Ciba Geigy Ag Preparation of silver halide emulsions
DE2905655C2 (de) * 1977-06-08 1995-03-30 Ilford Ltd Verfahren zur Herstellung von photographischen Silberhalogenidemulsionen, die Silberhalogenidkristalle vom Zwillingstyp enthalten

Also Published As

Publication number Publication date
CH653150A5 (fr) 1985-12-13
GB2110831A (en) 1983-06-22
NL190672C (nl) 1994-06-16
GB2110831B (en) 1985-08-21
IE822702L (en) 1983-05-12
AU560223B2 (en) 1987-04-02
IE54328B1 (en) 1989-08-30
SE8206450D0 (sv) 1982-11-12
AU9038082A (en) 1983-05-19
FR2516262A1 (fr) 1983-05-13
NL8204398A (nl) 1983-06-01
DE3241643C2 (de) 1997-04-17
SE451040B (sv) 1987-08-24
IT8224240A0 (it) 1982-11-12
BR8206564A (pt) 1983-09-27
NL190672B (nl) 1994-01-17
SE8206450L (sv) 1983-05-13
IT1156334B (it) 1987-02-04
FR2516262B1 (fr) 1987-02-20
DE3241643A1 (de) 1983-05-19

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry