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IT1265072B1 - Composti spiro-piranici dotati di caratteristiche fotocromatiche - Google Patents

Composti spiro-piranici dotati di caratteristiche fotocromatiche

Info

Publication number
IT1265072B1
IT1265072B1 IT93MI001012A ITMI931012A IT1265072B1 IT 1265072 B1 IT1265072 B1 IT 1265072B1 IT 93MI001012 A IT93MI001012 A IT 93MI001012A IT MI931012 A ITMI931012 A IT MI931012A IT 1265072 B1 IT1265072 B1 IT 1265072B1
Authority
IT
Italy
Prior art keywords
photocromatic
spiro
pyranic
compounds equipped
pyranic compounds
Prior art date
Application number
IT93MI001012A
Other languages
English (en)
Inventor
Pietro Allegrini
Nereo Nodari
Vincenzo Malatesta
Luciana Crisci
Original Assignee
Mini Ricerca Scient Tecnolog
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 Mini Ricerca Scient Tecnolog filed Critical Mini Ricerca Scient Tecnolog
Priority to IT93MI001012A priority Critical patent/IT1265072B1/it
Publication of ITMI931012A0 publication Critical patent/ITMI931012A0/it
Priority to AT94201281T priority patent/ATE176230T1/de
Priority to EP94201281A priority patent/EP0625518B1/en
Priority to DE69416191T priority patent/DE69416191T2/de
Priority to US08/241,759 priority patent/US5532361A/en
Priority to JP6103634A priority patent/JPH07138251A/ja
Publication of ITMI931012A1 publication Critical patent/ITMI931012A1/it
Priority to US08/644,970 priority patent/US5688846A/en
Application granted granted Critical
Publication of IT1265072B1 publication Critical patent/IT1265072B1/it

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
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/96—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings spiro-condensed with carbocyclic rings or ring systems
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/15—Heterocyclic compounds having oxygen in the ring
    • C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
    • C08K5/1545—Six-membered rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Pyrane Compounds (AREA)

Abstract

Composti fotocromatici appartenenti alla classe degli spiropirani, aventi formula generale (1): FORMULA CHIMICA (I)
IT93MI001012A 1993-05-18 1993-05-18 Composti spiro-piranici dotati di caratteristiche fotocromatiche IT1265072B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT93MI001012A IT1265072B1 (it) 1993-05-18 1993-05-18 Composti spiro-piranici dotati di caratteristiche fotocromatiche
AT94201281T ATE176230T1 (de) 1993-05-18 1994-05-07 Spiropyran-derivate mit photochromischen eigenschaften
EP94201281A EP0625518B1 (en) 1993-05-18 1994-05-07 Spiro-pyranic compounds endowed with photochromic characteristics
DE69416191T DE69416191T2 (de) 1993-05-18 1994-05-07 Spiropyran-Derivate mit photochromischen Eigenschaften
US08/241,759 US5532361A (en) 1993-05-18 1994-05-12 Spiro-pyranic compounds endowed with photochromic characteristics
JP6103634A JPH07138251A (ja) 1993-05-18 1994-05-18 ホトクロミック特性を有するスピロピラン化合物
US08/644,970 US5688846A (en) 1993-05-18 1996-05-15 Spiro-pyranic compounds endowed with photochromic characteristics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT93MI001012A IT1265072B1 (it) 1993-05-18 1993-05-18 Composti spiro-piranici dotati di caratteristiche fotocromatiche

Publications (3)

Publication Number Publication Date
ITMI931012A0 ITMI931012A0 (it) 1993-05-18
ITMI931012A1 ITMI931012A1 (it) 1994-11-18
IT1265072B1 true IT1265072B1 (it) 1996-10-30

Family

ID=11366209

Family Applications (1)

Application Number Title Priority Date Filing Date
IT93MI001012A IT1265072B1 (it) 1993-05-18 1993-05-18 Composti spiro-piranici dotati di caratteristiche fotocromatiche

Country Status (6)

Country Link
US (2) US5532361A (it)
EP (1) EP0625518B1 (it)
JP (1) JPH07138251A (it)
AT (1) ATE176230T1 (it)
DE (1) DE69416191T2 (it)
IT (1) IT1265072B1 (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5578252A (en) * 1993-06-21 1996-11-26 Transitions Optical, Inc. Photochromic substituted naphthopyran compounds
EP0656895B1 (de) * 1993-06-28 2002-01-09 Optische Werke G. Rodenstock Photochrome Spiropyran Verbindungen
US5628935A (en) * 1994-10-28 1997-05-13 Vision-Ease Lens, Inc. Photochromic spironaphthopyran compounds
FR2732019B1 (fr) * 1995-03-24 1997-06-13 Flamel Tech Sa Spiropyrannes photochromiques, compositions et articles les contenant
US5656206A (en) * 1995-06-14 1997-08-12 Transitions Optical, Inc. Substituted naphthopyrans
DE19651286A1 (de) * 1995-12-20 1997-06-26 Rodenstock Optik G Photochrome 3H-Naphthopyrane
JP3911047B2 (ja) * 1996-04-30 2007-05-09 ソニー株式会社 録画予約制御システム及び録画予約制御方法
US6211374B1 (en) 1997-04-23 2001-04-03 Joseph Thomas Ippoliti Water soluble, pyran-based photochromic compounds having carboxylate functionality
IT1318477B1 (it) * 2000-04-20 2003-08-25 Great Lakes Chemical Europ Composti fotocromatici appartenenti alle classi dei cromeni e deglispiro-pirani, procedimento per la loro preparazione e loro utilizzo
US20030141490A1 (en) * 2001-12-21 2003-07-31 Walters Robert W. Photochromic polymer compositions and articles thereof
US7425406B2 (en) 2004-07-27 2008-09-16 Fujifilm Corporation Lithographic printing plate precursor and lithographic printing method
EP2549331B1 (en) 2010-03-19 2015-11-11 FUJIFILM Corporation Color developing photosensitive composition, lithographic printing original plate, and method for producing same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE159394C (it) * 1966-03-28
GB1186987A (en) * 1967-08-30 1970-04-08 Fuji Photo Film Co Ltd Photochromic Compounds
GB8611837D0 (en) * 1986-05-15 1986-06-25 Plessey Co Plc Photochromic spiropyran compounds
US4931221A (en) * 1988-12-30 1990-06-05 Ppg Industries, Inc. Photochromic spiropyran compounds
US4980089A (en) * 1989-07-12 1990-12-25 Ppg Industries, Inc. Photochromic spiropyran compounds
US5066818A (en) * 1990-03-07 1991-11-19 Ppg Industries, Inc. Photochromic naphthopyran compounds

Also Published As

Publication number Publication date
DE69416191T2 (de) 1999-06-24
ITMI931012A1 (it) 1994-11-18
EP0625518B1 (en) 1999-01-27
ATE176230T1 (de) 1999-02-15
JPH07138251A (ja) 1995-05-30
EP0625518A1 (en) 1994-11-23
DE69416191D1 (de) 1999-03-11
US5532361A (en) 1996-07-02
US5688846A (en) 1997-11-18
ITMI931012A0 (it) 1993-05-18

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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: 19970515