CA1032005A - Guanazyl and guanazilium salt compounds as antifog agents for silver halide emulsions - Google Patents

Guanazyl and guanazilium salt compounds as antifog agents for silver halide emulsions

Info

Publication number
CA1032005A
CA1032005A CA199,404A CA199404A CA1032005A CA 1032005 A CA1032005 A CA 1032005A CA 199404 A CA199404 A CA 199404A CA 1032005 A CA1032005 A CA 1032005A
Authority
CA
Canada
Prior art keywords
guanazyl
guanazilium
silver halide
salt compounds
halide 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
CA199,404A
Other languages
French (fr)
Other versions
CA199404S (en
Inventor
Agostino Baldassarri
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA1032005A publication Critical patent/CA1032005A/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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyridine Compounds (AREA)
CA199,404A 1973-05-10 1974-05-09 Guanazyl and guanazilium salt compounds as antifog agents for silver halide emulsions Expired CA1032005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT49895/73A IT985017B (en) 1973-05-10 1973-05-10 GUANAZILS AND GUANAZILIUM SALTS AS ANTI-FROST AGENTS FOR SILVER HALIDE EMUL SIONS

Publications (1)

Publication Number Publication Date
CA1032005A true CA1032005A (en) 1978-05-30

Family

ID=11271803

Family Applications (1)

Application Number Title Priority Date Filing Date
CA199,404A Expired CA1032005A (en) 1973-05-10 1974-05-09 Guanazyl and guanazilium salt compounds as antifog agents for silver halide emulsions

Country Status (9)

Country Link
US (1) US3910792A (en)
JP (1) JPS5032931A (en)
AR (1) AR215832A1 (en)
BE (1) BE814853A (en)
CA (1) CA1032005A (en)
DE (1) DE2422070A1 (en)
FR (1) FR2229081B1 (en)
GB (1) GB1447738A (en)
IT (1) IT985017B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456423A (en) * 1977-10-14 1979-05-07 Asahi Chemical Ind Thermal silver picture forming material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE615097A (en) * 1961-03-14

Also Published As

Publication number Publication date
IT985017B (en) 1974-11-30
AR215832A1 (en) 1979-11-15
FR2229081A1 (en) 1974-12-06
BE814853A (en) 1974-11-12
FR2229081B1 (en) 1978-12-08
GB1447738A (en) 1976-08-25
DE2422070A1 (en) 1974-11-28
US3910792A (en) 1975-10-07
JPS5032931A (en) 1975-03-29

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