UST867019I4 - Defensive publication - Google Patents

Defensive publication Download PDF

Info

Publication number
UST867019I4
UST867019I4 US867019DH UST867019I4 US T867019 I4 UST867019 I4 US T867019I4 US 867019D H US867019D H US 867019DH US T867019 I4 UST867019 I4 US T867019I4
Authority
US
United States
Prior art keywords
defensive publication
rhodanine
pyridylidene
ethyl
published
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.)
Pending
Application number
Other languages
English (en)
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 filed Critical
Application granted granted Critical
Publication of UST867019I4 publication Critical patent/UST867019I4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • 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
    • 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
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
    • G03C1/83—Organic dyestuffs therefor
    • G03C1/832—Methine or polymethine dyes
    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/305—Additives other than developers
    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/38—Fixing; Developing-fixing; Hardening-fixing
    • G03C5/383—Developing-fixing, i.e. mono-baths
    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/50—Reversal development; Contact processes

Definitions

  • a pyridylidene rhodanine dye such as 3-ethyl-5[(l-(4-sulfobutyl)-4(1H)-pyridylidene)] rhodanine sodium salt, 3-ethyl- 5-(1-ethyl-4( lI-l)pyridylidene)rhodanine and/or 3-ethyl- 5-(1-beta-hydroxyethyl-4(1H)-pyridylidene) rhodanine in a monobath and/or in a photographic element containing a photographic silver halide emulsion and development nuclei provides the described improved properties.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
US867019D 1969-04-22 1969-04-22 Defensive publication Pending UST867019I4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81841969A 1969-04-22 1969-04-22

Publications (1)

Publication Number Publication Date
UST867019I4 true UST867019I4 (en) 1969-10-28

Family

ID=25225492

Family Applications (1)

Application Number Title Priority Date Filing Date
US867019D Pending UST867019I4 (en) 1969-04-22 1969-04-22 Defensive publication

Country Status (3)

Country Link
US (1) UST867019I4 (xx)
BE (1) BE742613A (xx)
FR (1) FR2016737A1 (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5972578A (en) * 1998-05-18 1999-10-26 Eastman Kodak Company Yellow dye-containing developing/fixing monobath and method for processing roomlight handleable black-and-white photographic elements

Also Published As

Publication number Publication date
FR2016737A1 (en) 1970-05-15
BE742613A (xx) 1970-05-14

Similar Documents

Publication Publication Date Title
US3772031A (en) Silver halide grains and photographic emulsions
US3440049A (en) Polyhydroxy-spiro-bis-indane photographic tanning agent
DE1572125C3 (de) Fotografisches Material für die Herstellung direktpositiver Bilder
US3479186A (en) Emulsion binders
UST867019I4 (en) Defensive publication
US3345166A (en) Photographic process whereby a fully developed and fixed negative is formed concurrently with a positive silver transfer image
US3143414A (en) Process for preparing direct positives
US3453109A (en) Forming a relief by developing and hardening an exposed unhardened silver halide emulsion in the exposed areas with 3-pyrazolidones having hydroxymethyl substitution in the 4-position
GB1073238A (en) Photographic silver halide emulsions and sensitive materials prepared therefrom
US3149970A (en) Production of photographic silver images by physical development
UST867009I4 (en) Defensive publicationt
US3615510A (en) Silver halide complexing agents
UST867012I4 (en) Printing plates and method of preparing same
US3963497A (en) X-ray film with hydrophillic layer containing developing and fixing agents
US2696439A (en) Photographic stabilization process
UST862019I4 (en) Defensive publication
GB1306801A (en) Production of photographic silver images
US3406064A (en) Diffusion transfer with 4-methylphenylhydroquinone in the emulsion and n,n-diethylhydroxylamine in the processing fluid
US3752674A (en) Silver halide emulsion fogged with a boron hydride and a gold compound
UST878006I4 (en) Defensive publication
UST866022I4 (en) Defensive publication
UST870007I4 (en) Defensive publication
US3598597A (en) Speed and contrast of a silver halide photographic emulsion obtained by addition of silver chloride emuldion to silver bromide emulsion
US3854949A (en) Silver halide photographic compositions and processes for obtaining positive images
UST866010I4 (en) Defensive publication