MX143192A - Emulsiones fotograficas de haluro de plata para positivo directo que contienen colorantes cuaternizados de merocianina - Google Patents

Emulsiones fotograficas de haluro de plata para positivo directo que contienen colorantes cuaternizados de merocianina

Info

Publication number
MX143192A
MX143192A MX162456A MX16245675A MX143192A MX 143192 A MX143192 A MX 143192A MX 162456 A MX162456 A MX 162456A MX 16245675 A MX16245675 A MX 16245675A MX 143192 A MX143192 A MX 143192A
Authority
MX
Mexico
Prior art keywords
merocianin
silver halide
photographic emulsions
direct positive
positive containing
Prior art date
Application number
MX162456A
Other languages
English (en)
Inventor
Paola Beretta
Luigi Magnani
Original Assignee
Minnesota Mining & Mfg
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 & Mfg filed Critical Minnesota Mining & Mfg
Publication of MX143192A publication Critical patent/MX143192A/es

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
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
    • 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
    • G03C1/48515—Direct positive emulsions prefogged
    • G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser
    • G03C1/4853—Direct positive emulsions prefogged characterised by the desensitiser polymethine dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
MX162456A 1974-12-09 1975-12-09 Emulsiones fotograficas de haluro de plata para positivo directo que contienen colorantes cuaternizados de merocianina MX143192A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT54442/74A IT1032161B (it) 1974-12-09 1974-12-09 Coloranti merocianinici quaterna rizzati e loro uso per sensibiliz zare spettralmente emulsioni positive dirette agli alogenuri d argento

Publications (1)

Publication Number Publication Date
MX143192A true MX143192A (es) 1981-04-02

Family

ID=11287284

Family Applications (1)

Application Number Title Priority Date Filing Date
MX162456A MX143192A (es) 1974-12-09 1975-12-09 Emulsiones fotograficas de haluro de plata para positivo directo que contienen colorantes cuaternizados de merocianina

Country Status (8)

Country Link
US (1) US4035190A (es)
JP (1) JPS5918692B2 (es)
BE (1) BE836399A (es)
DE (1) DE2555353A1 (es)
FR (1) FR2294210A1 (es)
GB (1) GB1537678A (es)
IT (1) IT1032161B (es)
MX (1) MX143192A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3789754T2 (de) * 1986-11-20 1994-12-15 Mitsubishi Chem Ind Die Bildung von Lipid-peroxiden hemmende Zusammenstzung und dafür geeignete Verbindungen.
JP2529884B2 (ja) * 1989-02-28 1996-09-04 富士写真フイルム株式会社 新規なメチン化合物及びメチン染料
EP0683427B1 (en) * 1994-05-18 2001-11-14 Eastman Kodak Company Blue sensitizing dyes with heterocyclic substituents
US6455525B1 (en) * 1999-11-04 2002-09-24 Cephalon, Inc. Heterocyclic substituted pyrazolones
US7448333B2 (en) * 2005-09-30 2008-11-11 Turfco Manufacturing, Inc. Turf overseeding apparatus and methods

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2394068A (en) * 1940-10-16 1946-02-05 Ilford Ltd Dyestuffs and dyestuff intermediates
US3579344A (en) * 1967-09-08 1971-05-18 Eastman Kodak Co Novel dyes and direct positive photographic emulsions
US3539349A (en) * 1967-09-08 1970-11-10 Eastman Kodak Co Fogold direct positive silver halide emulsions containing quaternated merocyanine dyes

Also Published As

Publication number Publication date
JPS51105815A (es) 1976-09-20
DE2555353C2 (es) 1987-10-08
FR2294210A1 (fr) 1976-07-09
BE836399A (fr) 1976-06-08
FR2294210B1 (es) 1980-08-01
JPS5918692B2 (ja) 1984-04-28
DE2555353A1 (de) 1976-06-10
IT1032161B (it) 1979-05-30
US4035190A (en) 1977-07-12
GB1537678A (en) 1979-01-04

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