IT8922659A0 - Composti fotocromatici e termocromatici spiro-ossazepin-ossazine e procedimento per la loro preparazione - Google Patents

Composti fotocromatici e termocromatici spiro-ossazepin-ossazine e procedimento per la loro preparazione

Info

Publication number
IT8922659A0
IT8922659A0 IT22659A IT2265989A IT8922659A0 IT 8922659 A0 IT8922659 A0 IT 8922659A0 IT 22659 A IT22659 A IT 22659A IT 2265989 A IT2265989 A IT 2265989A IT 8922659 A0 IT8922659 A0 IT 8922659A0
Authority
IT
Italy
Prior art keywords
oxazepin
photochromic
oxazine
procedure
preparation
Prior art date
Application number
IT22659A
Other languages
English (en)
Other versions
IT8922659A1 (it
IT1237528B (it
Inventor
Graziano Castaldi
Pietro Allegrini
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
Priority to IT02265989A priority Critical patent/IT1237528B/it
Publication of IT8922659A0 publication Critical patent/IT8922659A0/it
Priority to EP19900203214 priority patent/EP0432839A3/en
Priority to US07/622,710 priority patent/US5055576A/en
Priority to JP2410243A priority patent/JPH041196A/ja
Publication of IT8922659A1 publication Critical patent/IT8922659A1/it
Priority to US07/738,335 priority patent/US5110922A/en
Priority to US07/825,978 priority patent/US5171636A/en
Application granted granted Critical
Publication of IT1237528B publication Critical patent/IT1237528B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D267/00—Heterocyclic compounds containing rings of more than six members having one nitrogen atom and one oxygen atom as the only ring hetero atoms
    • C07D267/02—Seven-membered rings
    • C07D267/08—Seven-membered rings having the hetero atoms in positions 1 and 4
    • C07D267/12—Seven-membered rings having the hetero atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
    • C07D267/16—Seven-membered rings having the hetero atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems condensed with two six-membered rings
    • C07D267/20—[b, f]-condensed
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
    • C09K9/02—Organic tenebrescent materials
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
IT02265989A 1989-12-12 1989-12-12 Composti fotocromatici e termocromatici spiro-ossazepin-ossazine e procedimento per la loro preparazione IT1237528B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT02265989A IT1237528B (it) 1989-12-12 1989-12-12 Composti fotocromatici e termocromatici spiro-ossazepin-ossazine e procedimento per la loro preparazione
EP19900203214 EP0432839A3 (en) 1989-12-12 1990-12-06 Photochromatic and thermochromatic spiro-oxazepin-oxazine compounds and the process for their preparation
US07/622,710 US5055576A (en) 1989-12-12 1990-12-06 Photochromatic and thermochromatic spiro-oxazepin-oxazine compounds and the process for their preparation
JP2410243A JPH041196A (ja) 1989-12-12 1990-12-12 光互変性及び熱互変性化合物
US07/738,335 US5110922A (en) 1989-12-12 1991-07-31 Photochromatic and thermochromatic spiro-oxazepin-oxazine compounds and the process for their preparation
US07/825,978 US5171636A (en) 1989-12-12 1992-01-27 Photochromatic and thermochromatic spiro-oxazepin-oxazine compounds and the process for their preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02265989A IT1237528B (it) 1989-12-12 1989-12-12 Composti fotocromatici e termocromatici spiro-ossazepin-ossazine e procedimento per la loro preparazione

Publications (3)

Publication Number Publication Date
IT8922659A0 true IT8922659A0 (it) 1989-12-12
IT8922659A1 IT8922659A1 (it) 1991-06-12
IT1237528B IT1237528B (it) 1993-06-08

Family

ID=11198965

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02265989A IT1237528B (it) 1989-12-12 1989-12-12 Composti fotocromatici e termocromatici spiro-ossazepin-ossazine e procedimento per la loro preparazione

Country Status (4)

Country Link
US (2) US5055576A (it)
EP (1) EP0432839A3 (it)
JP (1) JPH041196A (it)
IT (1) IT1237528B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5702645A (en) * 1995-10-30 1997-12-30 Vision-Ease Lens, Inc. Photochromic chromene derivatives
US5658502A (en) * 1995-10-30 1997-08-19 Vision-Ease Lens, Inc. Photochromic articles
DE19738605A1 (de) * 1997-09-04 1999-03-11 Thomas Dipl Phys Harder Ein- und ausschaltbare Markierungen und Muster für Spielfelder
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
JP2007511244A (ja) * 2003-09-17 2007-05-10 セーガン インダストリーズ インコーポレーティッド 複数成分複合材料、その製造法および使用法
JP5331288B2 (ja) * 2004-04-09 2013-10-30 富士フイルム株式会社 平版印刷版原版および平版印刷方法
DE602005003606T2 (de) * 2004-04-09 2008-12-04 Fujifilm Corp. Flachdruckplattenvorläufer und Flachdruckverfahren.
WO2021181307A1 (en) 2020-03-11 2021-09-16 Alcon Inc. Photochromic polydiorganosiloxane vinylic crosslinkers
EP4158392A1 (en) 2020-06-02 2023-04-05 Alcon Inc. Method for making photochromic contact lenses
WO2022090967A1 (en) 2020-10-28 2022-05-05 Alcon Inc. Method for making photochromic contact lenses
US11975499B2 (en) 2020-11-04 2024-05-07 Alcon Inc. Method for making photochromic contact lenses
WO2022097048A1 (en) 2020-11-04 2022-05-12 Alcon Inc. Method for making photochromic contact lenses
EP4304842A1 (en) 2021-03-08 2024-01-17 Alcon Inc. Method for making photofunctional contact lenses
EP4313567A1 (en) 2021-04-01 2024-02-07 Alcon Inc. Method for making photochromic contact lenses
WO2023209631A1 (en) 2022-04-28 2023-11-02 Alcon Inc. Method for making uv and hevl-absorbing ophthalmic lenses

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL127064C (it) * 1959-07-16
US3391149A (en) * 1965-08-28 1968-07-02 Lilly Co Eli Novel oxazepines and thiazepines and method for their synthesis
GB1186987A (en) * 1967-08-30 1970-04-08 Fuji Photo Film Co Ltd Photochromic Compounds
JPS4948631B1 (it) * 1968-10-28 1974-12-23
US3876659A (en) * 1970-09-18 1975-04-08 Sandoz Ag Spiro tricyclic isoindolines
US4215010A (en) * 1978-09-08 1980-07-29 American Optical Corporation Photochromic compounds
US4342668A (en) * 1978-09-08 1982-08-03 American Optical Corporation Photochromic compounds
FR2445334A1 (fr) * 1978-12-28 1980-07-25 Issec Labo Physicochimie Procede de reproduction couleur par photodecoloration de complexes de spiropyrannes et/ou merocyanines, et le papier sensible correspondant
AU565392B2 (en) * 1983-08-08 1987-09-17 American Optical Corporation Photochromic composition
US4637698A (en) * 1983-11-04 1987-01-20 Ppg Industries, Inc. Photochromic compound and articles containing the same

Also Published As

Publication number Publication date
IT8922659A1 (it) 1991-06-12
EP0432839A2 (en) 1991-06-19
US5110922A (en) 1992-05-05
JPH041196A (ja) 1992-01-06
EP0432839A3 (en) 1992-01-15
US5055576A (en) 1991-10-08
IT1237528B (it) 1993-06-08

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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: 19931213