GB774618A - Improvements in the production of photographic images - Google Patents

Improvements in the production of photographic images

Info

Publication number
GB774618A
GB774618A GB12401/55A GB1240155A GB774618A GB 774618 A GB774618 A GB 774618A GB 12401/55 A GB12401/55 A GB 12401/55A GB 1240155 A GB1240155 A GB 1240155A GB 774618 A GB774618 A GB 774618A
Authority
GB
United Kingdom
Prior art keywords
production
photographic images
phenyl
potassium
thiadiazoline
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
GB12401/55A
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.)
Kodak Ltd
Original Assignee
Kodak Ltd
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 Kodak Ltd filed Critical Kodak Ltd
Publication of GB774618A publication Critical patent/GB774618A/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
    • G03C1/35—Antiplumming agents, i.e. antibronzing agents; Toners
    • G03C1/355—Organic derivatives of bivalent sulfur, selenium or tellurium
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/13—Antibronze agent or process

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)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Thiazole And Isothizaole Compounds (AREA)

Abstract

A compound probably 3-phenyl-2-thio-thiadiazoline-5-thiol is obtained as potassium salt by reacting phenyl hydrazine with potassium xanthate.
GB12401/55A 1954-05-03 1955-04-29 Improvements in the production of photographic images Expired GB774618A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US427373A US2743184A (en) 1954-05-03 1954-05-03 Photographic antiplumming agents and emulsions containing them

Publications (1)

Publication Number Publication Date
GB774618A true GB774618A (en) 1957-05-15

Family

ID=23694593

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12401/55A Expired GB774618A (en) 1954-05-03 1955-04-29 Improvements in the production of photographic images

Country Status (5)

Country Link
US (1) US2743184A (en)
BE (1) BE537818A (en)
DE (1) DE1005839B (en)
FR (1) FR1123458A (en)
GB (1) GB774618A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE606550A (en) * 1960-07-27
GB1129907A (en) * 1965-10-11 1968-10-09 Agfa Gevaert Nv Photochemically cross-linkable polymers and compositions containing thiadiazole groups

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA471339A (en) * 1951-02-06 Hampden Dimsdale Wilfrid Photographic light-sensitive elements
US2353754A (en) * 1942-11-07 1944-07-18 Eastman Kodak Co Color photography using metallic salt coupler compounds

Also Published As

Publication number Publication date
BE537818A (en)
FR1123458A (en) 1956-09-21
DE1005839B (en) 1957-04-04
US2743184A (en) 1956-04-24

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