AU719249B2 - Substituted naphthopyrans - Google Patents

Substituted naphthopyrans Download PDF

Info

Publication number
AU719249B2
AU719249B2 AU33773/97A AU3377397A AU719249B2 AU 719249 B2 AU719249 B2 AU 719249B2 AU 33773/97 A AU33773/97 A AU 33773/97A AU 3377397 A AU3377397 A AU 3377397A AU 719249 B2 AU719249 B2 AU 719249B2
Authority
AU
Australia
Prior art keywords
alkyl
group
phenyl
poly
mono
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.)
Ceased
Application number
AU33773/97A
Other languages
English (en)
Other versions
AU3377397A (en
Inventor
David B Knowles
Anil Kumar
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 claimed from PCT/US1997/009687 external-priority patent/WO1998055457A1/en
Publication of AU3377397A publication Critical patent/AU3377397A/en
Application granted granted Critical
Publication of AU719249B2 publication Critical patent/AU719249B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic 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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/23—Photochromic filters
AU33773/97A 1997-06-04 1997-06-04 Substituted naphthopyrans Ceased AU719249B2 (en)

Applications Claiming Priority (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
AU3377397A AU3377397A (en) 1998-12-21
AU719249B2 true AU719249B2 (en) 2000-05-04

Family

ID=22261022

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33773/97A Ceased AU719249B2 (en) 1997-06-04 1997-06-04 Substituted naphthopyrans

Country Status (6)

Country Link
JP (1) JP2002502418A (de)
AU (1) AU719249B2 (de)
CA (1) CA2293834C (de)
DE (1) DE69737400T2 (de)
HU (1) HUP0003678A2 (de)
IL (1) IL133261A0 (de)

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
DE60327324D1 (de) * 2003-11-05 2009-06-04 Corning Inc Fotochrome kondensierte Pyranen substituiert mit Carbamyl oder Harnstoff tragendem Phenyl

Citations (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

Patent Citations (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
DE69737400T2 (de) 2007-11-08
JP2002502418A (ja) 2002-01-22
DE69737400D1 (en) 2007-04-05
IL133261A0 (en) 2001-04-30
HUP0003678A2 (en) 2001-03-28
CA2293834C (en) 2005-01-04
AU3377397A (en) 1998-12-21
CA2293834A1 (en) 1998-12-10

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)