DE69325239D1 - Überbrückte photochrome Verbindungen - Google Patents

Überbrückte photochrome Verbindungen

Info

Publication number
DE69325239D1
DE69325239D1 DE69325239T DE69325239T DE69325239D1 DE 69325239 D1 DE69325239 D1 DE 69325239D1 DE 69325239 T DE69325239 T DE 69325239T DE 69325239 T DE69325239 T DE 69325239T DE 69325239 D1 DE69325239 D1 DE 69325239D1
Authority
DE
Germany
Prior art keywords
group selected
heterocyclic
heterocyclic ring
bridged
heteroaryl
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
DE69325239T
Other languages
English (en)
Inventor
Martin Rickwood
Sean Derek Marsden
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.)
Pilkington Group Ltd
Original Assignee
Pilkington PLC
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 Pilkington PLC filed Critical Pilkington PLC
Application granted granted Critical
Publication of DE69325239D1 publication Critical patent/DE69325239D1/de
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)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Eyeglasses (AREA)
DE69325239T 1992-12-03 1993-11-25 Überbrückte photochrome Verbindungen Expired - Lifetime DE69325239D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929225348A GB9225348D0 (en) 1992-12-03 1992-12-03 Bridged photochromics

Publications (1)

Publication Number Publication Date
DE69325239D1 true DE69325239D1 (de) 1999-07-15

Family

ID=10726099

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69325239T Expired - Lifetime DE69325239D1 (de) 1992-12-03 1993-11-25 Überbrückte photochrome Verbindungen

Country Status (6)

Country Link
US (1) US5446149A (de)
EP (1) EP0600667B1 (de)
JP (1) JPH0748380A (de)
AT (1) ATE181159T1 (de)
DE (1) DE69325239D1 (de)
GB (1) GB9225348D0 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001077112A2 (en) 2000-04-06 2001-10-18 Yeda Research And Development Co. Ltd. Photochromic spiro(indoline)naphthoxazines
US7420065B2 (en) 2003-02-14 2008-09-02 Idemitsu Kosan Co., Ltd. Hetero-polycyclic compounds, and coloring matters, pigments, dyes, color-changing material compositions, and color-changing films, made by using the compounds
US20120075577A1 (en) 2006-03-20 2012-03-29 Ishak Andrew W High performance selective light wavelength filtering providing improved contrast sensitivity
US8882267B2 (en) 2006-03-20 2014-11-11 High Performance Optics, Inc. High energy visible light filter systems with yellowness index values
ES2944911T3 (es) * 2006-11-28 2023-06-27 High Performance Optics Inc Filtrado selectivo de longitudes de onda de luz de alto rendimiento que proporciona una mayor sensibilidad al contraste
US8188181B2 (en) * 2009-09-22 2012-05-29 Corning Incorporated Photochromic compositions, resins and articles obtained therefrom
ES2492673T3 (es) 2010-12-23 2014-09-10 Sandoz Ag Formas cristalinas de un ingrediente farmacéutico activo

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2049297A5 (de) * 1969-06-06 1971-03-26 Saint Gobain
GB1515642A (en) * 1976-01-30 1978-06-28 Pilkington Brothers Ltd Photochromic glasses
GB1515641A (en) * 1976-01-30 1978-06-28 Pilkington Brothers Ltd Photochromic glasses
US4637698A (en) * 1983-11-04 1987-01-20 Ppg Industries, Inc. Photochromic compound and articles containing the same
DE3486476D1 (de) * 1983-12-16 2000-05-31 Rodenstock Optik G Photochrome Substanzen
DE3525891A1 (de) * 1985-07-19 1987-01-22 Rodenstock Optik G Photochrome verbindungen (iii)
GB8610709D0 (en) * 1986-05-01 1986-06-04 Plinkington Bros Plc Photochromic lenses
GB2190088B (en) * 1986-05-01 1989-12-06 Pilkington Brothers Plc Photochromic articles
GB8712210D0 (en) * 1987-05-22 1987-06-24 Pilkington Brothers Plc Photochromic articles
US4931219A (en) * 1987-07-27 1990-06-05 Ppg Industries, Inc. Photochromic compound and articles containing the same
US4968454A (en) * 1988-01-25 1990-11-06 Ppg Industries, Inc. Variable-light transmittance article and method for preparing same
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
FR2647789B1 (fr) * 1989-06-05 1994-07-22 Essilor Int Composes photochromiques de type indolino-spiro-oxazine, leur procede de preparation, compositions et articles photochromiques contenant de tels composes
FR2647790A1 (fr) * 1989-06-05 1990-12-07 Essilor Int Composes photochromiques de type indolino-spiro-oxazine, leur procede de preparation, compositions et articles photochromiques contenant de tels composes
US5246989A (en) * 1990-03-29 1993-09-21 Tokuyama Soda Kabishiki Kaisha Photochromic compound, composition and use thereof

Also Published As

Publication number Publication date
EP0600667A1 (de) 1994-06-08
EP0600667B1 (de) 1999-06-09
US5446149A (en) 1995-08-29
JPH0748380A (ja) 1995-02-21
GB9225348D0 (en) 1993-01-27
ATE181159T1 (de) 1999-06-15

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Legal Events

Date Code Title Description
8332 No legal effect for de