DE2967425D1 - Organic halogen compounds used in direct positive emulsions - Google Patents

Organic halogen compounds used in direct positive emulsions

Info

Publication number
DE2967425D1
DE2967425D1 DE7979900704T DE2967425T DE2967425D1 DE 2967425 D1 DE2967425 D1 DE 2967425D1 DE 7979900704 T DE7979900704 T DE 7979900704T DE 2967425 T DE2967425 T DE 2967425T DE 2967425 D1 DE2967425 D1 DE 2967425D1
Authority
DE
Germany
Prior art keywords
compounds used
halogen compounds
organic halogen
direct positive
positive emulsions
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
DE7979900704T
Other languages
English (en)
Inventor
Ronald Anthony Prados
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE2967425D1 publication Critical patent/DE2967425D1/de
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
    • G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
DE7979900704T 1978-06-02 1979-06-01 Organic halogen compounds used in direct positive emulsions Expired DE2967425D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US91201678A 1978-06-02 1978-06-02
PCT/US1979/000378 WO1980000040A1 (en) 1978-06-02 1979-06-01 Organic halogen compounds used in direct positive emulsions

Publications (1)

Publication Number Publication Date
DE2967425D1 true DE2967425D1 (en) 1985-05-15

Family

ID=25431258

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979900704T Expired DE2967425D1 (en) 1978-06-02 1979-06-01 Organic halogen compounds used in direct positive emulsions

Country Status (6)

Country Link
EP (1) EP0016061B1 (de)
JP (1) JPS6161372B2 (de)
BE (1) BE876734A (de)
CA (1) CA1142788A (de)
DE (1) DE2967425D1 (de)
WO (1) WO1980000040A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4945027A (en) * 1987-10-23 1990-07-31 Hoechst Celanese Corporation 1,4 or 9,10 dimethoxyanthracene triggers for 2-tri(chloro or bromo)methyl-4(1H)-quinazolimone polymerization initiators
US4845011A (en) * 1987-10-23 1989-07-04 Hoechst Celanese Corporation Visible light photoinitiation compositions
JPH06100795B2 (ja) * 1988-05-13 1994-12-12 富士写真フイルム株式会社 ハロゲン化銀写真感光材料
JPH0271172U (de) * 1988-11-16 1990-05-30
GB9221383D0 (en) * 1992-10-12 1992-11-25 Minnesota Mining & Mfg Photothermographic imaging materials and antifoggants therefor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH378283A (de) * 1959-10-15 1964-07-31 Agfa Ag Verfahren zur Herstellung von farbigen photographischen Bildern auf Textilmaterial
US3495987A (en) * 1965-09-03 1970-02-17 Du Pont Photopolymerizable products
US3510348A (en) * 1966-03-11 1970-05-05 Eastman Kodak Co Direct positive recording film
DE1597598A1 (de) * 1966-11-16 1970-06-25 Gaf Corp Gelatine fuer photographische Zwecke
US3637387A (en) * 1967-10-24 1972-01-25 Agfa Gevaert Nv Direct positive emulsion containing a halide releasing compound developed in the presence of an unsubstituted hydrazine
US3632340A (en) * 1968-09-09 1972-01-04 Eastman Kodak Co Cored direct positive silver halide emulsion developed with polyhydroxybenzene
BE757145A (nl) * 1969-10-09 1971-04-07 Agfa Gevaert Nv Fotografische opnametechniek
GB1427525A (en) * 1972-07-13 1976-03-10 Agfa Gevaert Directpositive silver halide emulsions

Also Published As

Publication number Publication date
JPS55500380A (de) 1980-06-26
JPS6161372B2 (de) 1986-12-25
CA1142788A (en) 1983-03-15
EP0016061B1 (de) 1985-04-10
EP0016061A4 (de) 1981-08-27
EP0016061A1 (de) 1980-10-01
BE876734A (fr) 1979-12-03
WO1980000040A1 (en) 1980-01-10

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee