JPH0475491B2 - - Google Patents

Info

Publication number
JPH0475491B2
JPH0475491B2 JP7559283A JP7559283A JPH0475491B2 JP H0475491 B2 JPH0475491 B2 JP H0475491B2 JP 7559283 A JP7559283 A JP 7559283A JP 7559283 A JP7559283 A JP 7559283A JP H0475491 B2 JPH0475491 B2 JP H0475491B2
Authority
JP
Japan
Prior art keywords
silver halide
group
fogging agent
present
layer
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
JP7559283A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59200231A (ja
Inventor
Keiji Ogi
Kazumasa Watanabe
Nobuaki Kagawa
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.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
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 Konica Minolta Inc filed Critical Konica Minolta Inc
Priority to JP7559283A priority Critical patent/JPS59200231A/ja
Publication of JPS59200231A publication Critical patent/JPS59200231A/ja
Publication of JPH0475491B2 publication Critical patent/JPH0475491B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485Direct positive emulsions
    • G03C1/48538Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • G03C1/48546Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent
    • G03C1/48561Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent hydrazine compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP7559283A 1983-04-27 1983-04-27 直接ポジハロゲン化銀写真感光材料 Granted JPS59200231A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7559283A JPS59200231A (ja) 1983-04-27 1983-04-27 直接ポジハロゲン化銀写真感光材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7559283A JPS59200231A (ja) 1983-04-27 1983-04-27 直接ポジハロゲン化銀写真感光材料

Publications (2)

Publication Number Publication Date
JPS59200231A JPS59200231A (ja) 1984-11-13
JPH0475491B2 true JPH0475491B2 (de) 1992-12-01

Family

ID=13580620

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7559283A Granted JPS59200231A (ja) 1983-04-27 1983-04-27 直接ポジハロゲン化銀写真感光材料

Country Status (1)

Country Link
JP (1) JPS59200231A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62160438A (ja) * 1986-01-09 1987-07-16 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料
JP2683796B2 (ja) * 1988-03-03 1997-12-03 コニカ株式会社 高コントラストな画像を得ることができるハロゲン化銀写真感光材料

Also Published As

Publication number Publication date
JPS59200231A (ja) 1984-11-13

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