CA976405A - Processes for obtaining positive images and silver halide compositions - Google Patents

Processes for obtaining positive images and silver halide compositions

Info

Publication number
CA976405A
CA976405A CA133,859A CA133859A CA976405A CA 976405 A CA976405 A CA 976405A CA 133859 A CA133859 A CA 133859A CA 976405 A CA976405 A CA 976405A
Authority
CA
Canada
Prior art keywords
processes
silver halide
positive images
obtaining positive
halide compositions
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
CA133,859A
Other languages
English (en)
Other versions
CA133859S (en
Inventor
Francis J. Evans
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 CA976405A publication Critical patent/CA976405A/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

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)
CA133,859A 1971-03-10 1972-02-03 Processes for obtaining positive images and silver halide compositions Expired CA976405A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12300571A 1971-03-10 1971-03-10

Publications (1)

Publication Number Publication Date
CA976405A true CA976405A (en) 1975-10-21

Family

ID=22406176

Family Applications (1)

Application Number Title Priority Date Filing Date
CA133,859A Expired CA976405A (en) 1971-03-10 1972-02-03 Processes for obtaining positive images and silver halide compositions

Country Status (8)

Country Link
US (1) US3761276A (enrdf_load_stackoverflow)
JP (1) JPS5234213B1 (enrdf_load_stackoverflow)
BE (1) BE780538A (enrdf_load_stackoverflow)
BR (1) BR7201360D0 (enrdf_load_stackoverflow)
CA (1) CA976405A (enrdf_load_stackoverflow)
DE (1) DE2211728B2 (enrdf_load_stackoverflow)
FR (1) FR2128755B1 (enrdf_load_stackoverflow)
GB (1) GB1385039A (enrdf_load_stackoverflow)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3923513A (en) * 1973-01-18 1975-12-02 Eastman Kodak Co Direct positive processing of silver halide with metal dopants in diffusion transfer films
US3976486A (en) * 1973-07-27 1976-08-24 Polaroid Corporation Diffusion transfer color products and processes with substituted halide silver halide emulsions
US4011081A (en) * 1973-09-19 1977-03-08 Eastman Kodak Company Direct-positive double exposure process utilizing a primitive, unfogged silver halide emulsion containing an electron acceptor
US4035185A (en) * 1975-01-08 1977-07-12 Eastman Kodak Company Blended internal latent image emulsions, elements including such emulsions and processes for their preparation and use
JPS523426A (en) * 1975-06-27 1977-01-11 Fuji Photo Film Co Ltd Photosensitive material of direct positive halogenide silver
US4030925A (en) * 1975-08-06 1977-06-21 Eastman Kodak Company Photographic compositions and elements including internal latent image silver halide grains and acylhydrazinophenylthiourea nucleating agents therefor
US4030920A (en) * 1976-04-12 1977-06-21 Eastman Kodak Company Processing compositions containing glycols for color transfer processes comprising direct positive silver halide developement
US4080207A (en) * 1976-06-29 1978-03-21 Eastman Kodak Company Radiation-sensitive compositions and photographic elements containing N-(acylhydrazinophenyl) thioamide nucleating agents
JPS5319205A (en) * 1976-08-04 1978-02-22 Fuji Photo Film Co Ltd Ps plate for lithographic printing
JPS5814664B2 (ja) * 1976-12-30 1983-03-22 富士写真フイルム株式会社 ハロゲン化銀写真感光材料の処理方法
US4268621A (en) * 1978-07-29 1981-05-19 Konishiroku Photo Industry Co., Ltd. Direct positive photographic material
JPS5565945A (en) * 1978-11-14 1980-05-17 Konishiroku Photo Ind Co Ltd Direct positive silver halide photographic material
US4335199A (en) * 1980-02-19 1982-06-15 E. I. Du Pont De Nemours And Company High contrast by imagewise iodide infection in a mixed silver halide system
JPS5870223A (ja) * 1981-10-22 1983-04-26 Konishiroku Photo Ind Co Ltd 直接ポジ画像形成方法
US4444865A (en) * 1981-11-12 1984-04-24 Eastman Kodak Company Blended grain direct-positive emulsions and photographic elements and processes for their use
USRE32097E (en) * 1981-11-12 1986-03-25 Eastman Kodak Company Blended grain direct-positive emulsions and photographic elements and processes for their use
USRE32149E (en) * 1982-09-15 1986-05-20 Eastman Kodak Company Photographic elements containing direct-positive emulsions and processes for their use
US4444874A (en) * 1982-09-15 1984-04-24 Eastman Kodak Company Photographic elements containing direct-positive emulsions and processes for their use
US4504570A (en) * 1982-09-30 1985-03-12 Eastman Kodak Company Direct reversal emulsions and photographic elements useful in image transfer film units
JPS59177535A (ja) * 1983-03-28 1984-10-08 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真乳剤およびその製造方法
JPS59208540A (ja) * 1983-05-12 1984-11-26 Fuji Photo Film Co Ltd 内部潜像型ハロゲン化銀乳剤
JPS59216136A (ja) * 1983-05-24 1984-12-06 Fuji Photo Film Co Ltd 直接ポジ用写真感光材料
JPS60254032A (ja) * 1983-12-29 1985-12-14 Fuji Photo Film Co Ltd 感光性ハロゲン化銀乳剤
US4552838A (en) * 1984-05-18 1985-11-12 Eastman Kodak Company Processes for the preparation of silver halide emulsions of controlled grain size distribution, emulsions produced thereby, and photographic elements
US4572892A (en) * 1984-05-21 1986-02-25 Eastman Kodak Company Direct positive photographic elements with incorporated maximum density enhancing antifoggants
JPS613137A (ja) * 1984-06-15 1986-01-09 Fuji Photo Film Co Ltd 内部潜像型コア／シエル直接ポジハロゲン化銀乳剤及びその製造法
US4661438A (en) 1985-04-04 1987-04-28 Eastman Kodak Company Quaternized tellurium salt fog inhibiting agents for silver halide photography
JPS61250636A (ja) 1985-04-30 1986-11-07 Fuji Photo Film Co Ltd 熱現像感光材料
AU588878B2 (en) 1985-05-31 1989-09-28 Konishiroku Photo Industry Co., Ltd. Method for forming direct positive color image
JPS623249A (ja) * 1985-06-28 1987-01-09 Konishiroku Photo Ind Co Ltd 直接ポジハロゲン化銀カラ−写真感光材料
JPH083621B2 (ja) 1985-07-31 1996-01-17 富士写真フイルム株式会社 画像形成方法
US4643966A (en) * 1985-09-03 1987-02-17 Eastman Kodak Company Emulsions and photographic elements containing ruffled silver halide grains
CA1280312C (en) 1985-09-03 1991-02-19 Joe Edward Maskasky Emulsions and photographic elements containing ruffled silver halide grains
AU593305B2 (en) 1985-11-21 1990-02-08 Fuji Photo Film Co., Ltd. Light-sensitive material employing microcapsules containing polymerisable compound and silver halide, and light-sensitive material employing the same
JPH0619570B2 (ja) 1986-02-07 1994-03-16 富士写真フイルム株式会社 感光材料
US4857445A (en) * 1986-02-20 1989-08-15 Fuji Photo Film Co., Ltd. Direct positive photo-sensitive materials
JPH0727183B2 (ja) * 1986-09-01 1995-03-29 富士写真フイルム株式会社 直接ポジ画像形成方法
JPS63239439A (ja) * 1986-11-25 1988-10-05 Konica Corp 直接ポジハロゲン化銀写真感光材料
JPS6490444A (en) * 1987-09-30 1989-04-06 Fuji Photo Film Co Ltd Direct positive image forming method
JPH0690437B2 (ja) 1987-12-02 1994-11-14 富士写真フイルム株式会社 直接ポジ写真感光材料
JPH02156242A (ja) * 1988-12-08 1990-06-15 Mitsubishi Paper Mills Ltd 平版印刷版の製版方法
FR2664400A1 (fr) * 1990-07-04 1992-01-10 Kodak Pathe Produit inversible pour la photographie en couleurs.
US5272041A (en) * 1990-10-19 1993-12-21 Agfa-Gevaert, N.V. Negative type lithographic printing plate
JPH05165139A (ja) * 1991-12-17 1993-06-29 Konica Corp 色素画像形成方法
JPH0887097A (ja) * 1994-09-16 1996-04-02 Konica Corp 画像形成方法
EP0754967A1 (en) 1995-07-14 1997-01-22 Agfa-Gevaert N.V. Photographic direct positive material containing a particular stabilizer

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE550907A (enrdf_load_stackoverflow) *
US2497875A (en) * 1947-10-17 1950-02-21 Eastman Kodak Co Direct positive photographs using aerial fogging developer
US2497917A (en) * 1947-10-17 1950-02-21 Eastman Kodak Co Method of producing direct positive photographs having increased density
US2588982A (en) * 1950-10-26 1952-03-11 Eastman Kodak Co Direct positive photographs using hydrazine in the emulsion
US3206313A (en) * 1961-05-15 1965-09-14 Eastman Kodak Co Chemically sensitized emulsions having low surface sensitivity and high internal sensitivity
US3206312A (en) * 1962-06-12 1965-09-14 Eastman Kodak Co Photographic film having antistatic agent therein
GB1150553A (en) * 1965-04-30 1969-04-30 Agfa Gevaert Nv A Method of Producing Photographic Images
GB1151363A (en) * 1965-04-30 1969-05-07 Agfa Gevaert Nv A Method of Producing Photographic Images
FR1484742A (fr) * 1965-04-30 1967-06-16 Agfa Gevaert Nv Méthode pour la production d'images photographiques positives directes
US3317322A (en) * 1965-08-27 1967-05-02 Eastman Kodak Co Photographic emulsions having high internal sensitivity
US3574625A (en) * 1967-04-07 1971-04-13 Eastman Kodak Co Photographic systems with polyvalent metal ions contiguous to the silver halide grains
BE743560A (fr) * 1969-01-25 1970-05-28 Fuji Photo Film Co Ltd Eléments photographiques photosensibles positifs directs aux halogénures d'argent

Also Published As

Publication number Publication date
GB1385039A (en) 1975-02-26
FR2128755B1 (enrdf_load_stackoverflow) 1976-01-16
FR2128755A1 (enrdf_load_stackoverflow) 1972-10-20
JPS5234213B1 (enrdf_load_stackoverflow) 1977-09-02
DE2211728A1 (de) 1972-09-21
US3761276A (en) 1973-09-25
BR7201360D0 (pt) 1973-06-05
DE2211728B2 (de) 1978-12-21
BE780538A (fr) 1972-07-03

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