CA969413A - Direct-positive silver halide emulsions containing boron hydrides and gold compounds - Google Patents

Direct-positive silver halide emulsions containing boron hydrides and gold compounds

Info

Publication number
CA969413A
CA969413A CA145,342A CA145342A CA969413A CA 969413 A CA969413 A CA 969413A CA 145342 A CA145342 A CA 145342A CA 969413 A CA969413 A CA 969413A
Authority
CA
Canada
Prior art keywords
direct
silver halide
halide emulsions
containing boron
emulsions containing
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
CA145,342A
Other versions
CA145342S (en
Inventor
William A. Pritchett (Jr.)
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 CA969413A publication Critical patent/CA969413A/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)
CA145,342A 1971-06-22 1972-06-21 Direct-positive silver halide emulsions containing boron hydrides and gold compounds Expired CA969413A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15562971A 1971-06-22 1971-06-22

Publications (1)

Publication Number Publication Date
CA969413A true CA969413A (en) 1975-06-17

Family

ID=22556177

Family Applications (1)

Application Number Title Priority Date Filing Date
CA145,342A Expired CA969413A (en) 1971-06-22 1972-06-21 Direct-positive silver halide emulsions containing boron hydrides and gold compounds

Country Status (7)

Country Link
US (1) US3752674A (en)
JP (1) JPS581413B2 (en)
BE (1) BE785242A (en)
CA (1) CA969413A (en)
DE (1) DE2229926C3 (en)
FR (1) FR2143187B1 (en)
GB (1) GB1363600A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480241A (en) * 1974-04-03 1977-07-20 Agfa Gevaert Direct-positive silver halide emulsions
US3951656A (en) * 1974-07-05 1976-04-20 Gaf Corporation Direct-positive silver halide emulsion fogged with a cyanoborohydride anion
CN113056088B (en) * 2021-03-02 2021-09-03 福建钰辰微电子有限公司 High-performance flexible circuit board

Also Published As

Publication number Publication date
DE2229926C3 (en) 1980-11-13
DE2229926B2 (en) 1980-02-21
DE2229926A1 (en) 1972-12-28
JPS5083014A (en) 1975-07-04
JPS581413B2 (en) 1983-01-11
FR2143187A1 (en) 1973-02-02
US3752674A (en) 1973-08-14
BE785242A (en) 1972-12-22
GB1363600A (en) 1974-08-14
FR2143187B1 (en) 1977-12-23

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