DE69737400D1 - Substituierte naphthopyrane - Google Patents

Substituierte naphthopyrane

Info

Publication number
DE69737400D1
DE69737400D1 DE69737400T DE69737400T DE69737400D1 DE 69737400 D1 DE69737400 D1 DE 69737400D1 DE 69737400 T DE69737400 T DE 69737400T DE 69737400 T DE69737400 T DE 69737400T DE 69737400 D1 DE69737400 D1 DE 69737400D1
Authority
DE
Germany
Prior art keywords
naphthopyrane
substituierte
substituierte naphthopyrane
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
DE69737400T
Other languages
German (de)
Other versions
DE69737400T2 (en
Inventor
Anil Kumar
David B Knowles
Barry Van Gemert
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.)
Transitions Optical Inc
Original Assignee
Transitions Optical Inc
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 Transitions Optical Inc filed Critical Transitions Optical Inc
Priority to PCT/US1997/009687 priority Critical patent/WO1998055457A1/en
Application granted granted Critical
Publication of DE69737400D1 publication Critical patent/DE69737400D1/en
Publication of DE69737400T2 publication Critical patent/DE69737400T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K9/00Tenebrescent 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
    • C09K9/02Organic tenebrescent materials
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78Ring systems having three or more relevant rings
    • C07D311/92Naphthopyrans; Hydrogenated naphthopyrans
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/20Filters
    • G02B5/22Absorbing filters
    • G02B5/23Photochromic filters
DE69737400T 1995-10-13 1997-06-04 SUBSTITUTED NAPHTHOPYRANEES Expired - Lifetime DE69737400T2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/US1997/009687 WO1998055457A1 (en) 1995-10-13 1997-06-04 Substituted naphthopyrans

Publications (2)

Publication Number Publication Date
DE69737400D1 true DE69737400D1 (en) 2007-04-05
DE69737400T2 DE69737400T2 (en) 2007-11-08

Family

ID=22261022

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69737400T Expired - Lifetime DE69737400T2 (en) 1995-10-13 1997-06-04 SUBSTITUTED NAPHTHOPYRANEES

Country Status (6)

Country Link
JP (1) JP2002502418A (en)
AU (1) AU719249B2 (en)
CA (1) CA2293834C (en)
DE (1) DE69737400T2 (en)
HU (1) HU0003678A2 (en)
IL (1) IL133261D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6998072B2 (en) * 2001-11-01 2006-02-14 Transitions Optical, Inc. Photochromic polymerizable compositions
ES2326215T3 (en) * 2003-11-05 2009-10-05 Corning Incorporated CONDENSED PIRANOS PHOTOCROMICOS REPLACED WITH PHENYLL THAT CARRIES A CARBAMILO OR UREA GROUP.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567605A (en) * 1966-03-30 1971-03-02 Ralph S Becker Photochemical process
US3627690A (en) * 1969-10-01 1971-12-14 Itek Corp Photochromic naphthopyran compositions
US5514817A (en) * 1994-08-04 1996-05-07 Ppg Industries, Inc. Substituted phenanthropyrans

Also Published As

Publication number Publication date
AU719249B2 (en) 2000-05-04
IL133261D0 (en) 2001-04-30
AU3377397A (en) 1998-12-21
DE69737400T2 (en) 2007-11-08
JP2002502418A (en) 2002-01-22
CA2293834A1 (en) 1998-12-10
CA2293834C (en) 2005-01-04
HU0003678A2 (en) 2001-03-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition