DE3661076D1 - A method of increasing the light fatigue resistance of a photochromic composition and photochromic composition - Google Patents

A method of increasing the light fatigue resistance of a photochromic composition and photochromic composition

Info

Publication number
DE3661076D1
DE3661076D1 DE8686101289T DE3661076T DE3661076D1 DE 3661076 D1 DE3661076 D1 DE 3661076D1 DE 8686101289 T DE8686101289 T DE 8686101289T DE 3661076 T DE3661076 T DE 3661076T DE 3661076 D1 DE3661076 D1 DE 3661076D1
Authority
DE
Germany
Prior art keywords
photochromic composition
fatigue resistance
dye
increasing
light fatigue
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
Application number
DE8686101289T
Other languages
German (de)
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 DE3661076D1 publication Critical patent/DE3661076D1/de
Expired 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)
  • Medicinal Preparation (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
DE8686101289T 1985-01-31 1986-01-31 A method of increasing the light fatigue resistance of a photochromic composition and photochromic composition Expired DE3661076D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69645285A 1985-01-31 1985-01-31

Publications (1)

Publication Number Publication Date
DE3661076D1 true DE3661076D1 (en) 1988-12-08

Family

ID=24797122

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686101289T Expired DE3661076D1 (en) 1985-01-31 1986-01-31 A method of increasing the light fatigue resistance of a photochromic composition and photochromic composition

Country Status (6)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0277639B1 (en) * 1987-02-02 1995-01-25 Toray Industries, Inc. Photochromic compound
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
US5180524A (en) * 1987-11-05 1993-01-19 Enichem Synthesis S.P.A. Photochromatic composition and photochromatic articles which contain it
IT1223067B (it) * 1987-11-05 1990-09-12 Enichem Sintesi Composto fotocromatico ed articoli fotocromatici che lo contengono
US5017225A (en) * 1987-12-02 1991-05-21 Japan Capsular Products Inc. Microencapsulated photochromic material, process for its preparation and a water-base ink composition prepared therefrom
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
AU637868B2 (en) * 1990-07-04 1993-06-10 Lintec Corporation Photochromic composition
EP0612796A1 (en) * 1993-02-23 1994-08-31 Ciba-Geigy Ag Stabilisation of organic pigments
EP0612816B1 (en) * 1993-02-23 1999-11-17 Ciba SC Holding AG Stabilisation of pyrrolopyrrole pigments
WO2008043853A2 (en) * 2006-10-12 2008-04-17 Opco Gmbh Photochromic film

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
EP0195898A1 (en) 1986-10-01
ATE38391T1 (de) 1988-11-15
BR8600381A (pt) 1986-10-14
EP0195898B1 (en) 1988-11-02
JPH0343315B2 (https=) 1991-07-02
JPS61241383A (ja) 1986-10-27
CA1268034A (en) 1990-04-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee