IT1237805B - Composto fotocromatico, metodo per la sua preparazione e articoli che lo contengono - Google Patents

Composto fotocromatico, metodo per la sua preparazione e articoli che lo contengono

Info

Publication number
IT1237805B
IT1237805B IT02279689A IT2279689A IT1237805B IT 1237805 B IT1237805 B IT 1237805B IT 02279689 A IT02279689 A IT 02279689A IT 2279689 A IT2279689 A IT 2279689A IT 1237805 B IT1237805 B IT 1237805B
Authority
IT
Italy
Prior art keywords
compound
photocromatic
preparation
branched
linear
Prior art date
Application number
IT02279689A
Other languages
English (en)
Other versions
IT8922796A0 (it
Inventor
Carlo Neri
William Giroldini
Antonio Rinaldi
Original Assignee
Enichem Sintesi
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 Enichem Sintesi filed Critical Enichem Sintesi
Publication of IT8922796A0 publication Critical patent/IT8922796A0/it
Priority to IT02279689A priority Critical patent/IT1237805B/it
Priority to ES90203279T priority patent/ES2086364T3/es
Priority to EP90203279A priority patent/EP0438819B1/en
Priority to DK90203279.6T priority patent/DK0438819T3/da
Priority to AT90203279T priority patent/ATE138371T1/de
Priority to DE69027111T priority patent/DE69027111T2/de
Priority to US07/629,441 priority patent/US5225563A/en
Priority to JP2412755A priority patent/JPH04117365A/ja
Application granted granted Critical
Publication of IT1237805B publication Critical patent/IT1237805B/it
Priority to GR960401554T priority patent/GR3020189T3/el

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
    • C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14—Security printing
    • B41M3/142—Security printing using chemical colour-formers or chemical reactions, e.g. leuco-dye/acid, photochromes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • 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
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
IT02279689A 1989-12-21 1989-12-21 Composto fotocromatico, metodo per la sua preparazione e articoli che lo contengono IT1237805B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT02279689A IT1237805B (it) 1989-12-21 1989-12-21 Composto fotocromatico, metodo per la sua preparazione e articoli che lo contengono
AT90203279T ATE138371T1 (de) 1989-12-21 1990-12-12 Photochrome verbindung, verfahren zur herstellung und diese enthaltende körper
EP90203279A EP0438819B1 (en) 1989-12-21 1990-12-12 Photochromatic compound, a method for its preparation, and articles which contain it
DK90203279.6T DK0438819T3 (da) 1989-12-21 1990-12-12 Fotokromatisk forbindelse, fremgangsmåde til fremstilling deraf og genstande indeholdende denne
ES90203279T ES2086364T3 (es) 1989-12-21 1990-12-12 Compuesto fotocromatico, metodo para su preparacion y articulos que lo contienen.
DE69027111T DE69027111T2 (de) 1989-12-21 1990-12-12 Photochrome Verbindung, Verfahren zur Herstellung und diese enthaltende Körper
US07/629,441 US5225563A (en) 1989-12-21 1990-12-18 Photochromatic compound, a method for its preparation, and articles which contain it
JP2412755A JPH04117365A (ja) 1989-12-21 1990-12-21 光互変性化合物
GR960401554T GR3020189T3 (en) 1989-12-21 1996-06-10 Photochromatic compound, a method for its preparation, and articles which contain it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02279689A IT1237805B (it) 1989-12-21 1989-12-21 Composto fotocromatico, metodo per la sua preparazione e articoli che lo contengono

Publications (2)

Publication Number Publication Date
IT8922796A0 IT8922796A0 (it) 1989-12-21
IT1237805B true IT1237805B (it) 1993-06-17

Family

ID=11200523

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02279689A IT1237805B (it) 1989-12-21 1989-12-21 Composto fotocromatico, metodo per la sua preparazione e articoli che lo contengono

Country Status (9)

Country Link
US (1) US5225563A (it)
EP (1) EP0438819B1 (it)
JP (1) JPH04117365A (it)
AT (1) ATE138371T1 (it)
DE (1) DE69027111T2 (it)
DK (1) DK0438819T3 (it)
ES (1) ES2086364T3 (it)
GR (1) GR3020189T3 (it)
IT (1) IT1237805B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5886500A (en) * 1999-06-23 2001-01-09 Sepracor, Inc. Indolyl-benzimidazole antibacterials, and methods of use thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3915985A (en) * 1974-05-13 1975-10-28 Morton Norwich Products Inc Process for preparing naphth{8 1,2-d{9 imidazole and intermediate therefor 1-hydroxynaphth{8 1,2-d{9 imidazole hydrate
DE2964567D1 (en) * 1978-12-21 1983-02-24 Lepetit Spa New 3h-naphtho(1,2-d)imidazoles, processes for preparing them, compounds for use as antiinflammatory and antimicrobial agents and compositions for that use containing them
DE3609320A1 (de) * 1986-03-20 1987-09-24 Basf Ag Fotochromes system, damit hergestellte schichten und deren verwendung

Also Published As

Publication number Publication date
ES2086364T3 (es) 1996-07-01
DE69027111D1 (de) 1996-06-27
GR3020189T3 (en) 1996-09-30
EP0438819A1 (en) 1991-07-31
JPH04117365A (ja) 1992-04-17
DE69027111T2 (de) 1996-12-12
US5225563A (en) 1993-07-06
DK0438819T3 (da) 1996-08-05
IT8922796A0 (it) 1989-12-21
EP0438819B1 (en) 1996-05-22
ATE138371T1 (de) 1996-06-15

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961217