CA1268034A - Composition photochromique resistant a la fatigue - Google Patents

Composition photochromique resistant a la fatigue

Info

Publication number
CA1268034A
CA1268034A CA000499989A CA499989A CA1268034A CA 1268034 A CA1268034 A CA 1268034A CA 000499989 A CA000499989 A CA 000499989A CA 499989 A CA499989 A CA 499989A CA 1268034 A CA1268034 A CA 1268034A
Authority
CA
Canada
Prior art keywords
lower alkyl
hydrogen
nickel
photochromic
hindered amine
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 - Lifetime
Application number
CA000499989A
Other languages
English (en)
Inventor
Nori Y.C. Chu
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.)
American Optical Corp
Original Assignee
American Optical Corp
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 American Optical Corp filed Critical American Optical Corp
Application granted granted Critical
Publication of CA1268034A publication Critical patent/CA1268034A/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Medicinal Preparation (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Glass Compositions (AREA)
CA000499989A 1985-01-31 1986-01-21 Composition photochromique resistant a la fatigue Expired - Lifetime CA1268034A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US69645285A 1985-01-31 1985-01-31
US696,452 1985-01-31

Publications (1)

Publication Number Publication Date
CA1268034A true CA1268034A (fr) 1990-04-24

Family

ID=24797122

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000499989A Expired - Lifetime CA1268034A (fr) 1985-01-31 1986-01-21 Composition photochromique resistant a la fatigue

Country Status (6)

Country Link
EP (1) EP0195898B1 (fr)
JP (1) JPS61241383A (fr)
AT (1) ATE38391T1 (fr)
BR (1) BR8600381A (fr)
CA (1) CA1268034A (fr)
DE (1) DE3661076D1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3852831T2 (de) * 1987-02-02 1995-05-18 Toray Industries Photochrome Verbindung.
JPH0794657B2 (ja) * 1987-10-16 1995-10-11 日産自動車株式会社 フォトクロミック感光性材料
IT1223067B (it) * 1987-11-05 1990-09-12 Enichem Sintesi Composto fotocromatico ed articoli fotocromatici che lo contengono
US5180524A (en) * 1987-11-05 1993-01-19 Enichem Synthesis S.P.A. Photochromatic composition and photochromatic articles which contain it
WO1989005335A1 (fr) * 1987-12-02 1989-06-15 Japan Capsular Products Inc Substance photochromique microencapsulee, procede de production et preparation d'encre a base aqueuse preparee a partir de cette substance
JP2545606B2 (ja) * 1988-07-05 1996-10-23 呉羽化学工業株式会社 フォトクロミック化合物およびフォトクロミック組成物
GB8828091D0 (en) * 1988-12-01 1989-01-05 Traqson Ltd Security marking
US5225113A (en) * 1989-02-10 1993-07-06 Enichem Synthesis S.P.A. Photochromatic composition endowed with light fatigue resistance and photochromatic articles which contain it
IT1230711B (it) * 1989-02-10 1991-10-29 Enichem Sintesi Composizione fotocromatica dotata di resistenza a fatica alla luce e articoli fotocromatici che la contengono.
JP2755444B2 (ja) * 1989-09-28 1998-05-20 株式会社トクヤマ クロメン組成物
US5266447A (en) * 1990-07-04 1993-11-30 Lintec Corporation Photochromic composition
EP0612796A1 (fr) * 1993-02-23 1994-08-31 Ciba-Geigy Ag Stabilisation de pigments organiques
EP0612816B1 (fr) * 1993-02-23 1999-11-17 Ciba SC Holding AG Stabilisation de pigments de type pyrrolopyrrole
WO2008043848A2 (fr) * 2006-10-12 2008-04-17 Opco Gmbh Film protecteur

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD156372A1 (de) * 1981-02-13 1982-08-18 Manfred Reichenbaecher Photochrome medien unter verwendung von 1,4-2h-oxazinen und spirophenanthro-1,4-2h-oxazinen
US4440672A (en) * 1982-03-22 1984-04-03 American Optical Corporation Photochromic composition resistant to fatigue

Also Published As

Publication number Publication date
DE3661076D1 (en) 1988-12-08
EP0195898A1 (fr) 1986-10-01
JPH0343315B2 (fr) 1991-07-02
ATE38391T1 (de) 1988-11-15
JPS61241383A (ja) 1986-10-27
EP0195898B1 (fr) 1988-11-02
BR8600381A (pt) 1986-10-14

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Legal Events

Date Code Title Description
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121205