IL133261D0 - Substituted naphthropyrans - Google Patents

Substituted naphthropyrans

Info

Publication number
IL133261D0
IL133261D0 IL13326197A IL13326197A IL133261D0 IL 133261 D0 IL133261 D0 IL 133261D0 IL 13326197 A IL13326197 A IL 13326197A IL 13326197 A IL13326197 A IL 13326197A IL 133261 D0 IL133261 D0 IL 133261D0
Authority
IL
Israel
Prior art keywords
naphthropyrans
substituted
substituted naphthropyrans
Prior art date
Application number
IL13326197A
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 IL133261D0 publication Critical patent/IL133261D0/en

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
IL13326197A 1997-06-04 1997-06-04 Substituted naphthropyrans IL133261D0 (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 (1)

Publication Number Publication Date
IL133261D0 true IL133261D0 (en) 2001-04-30

Family

ID=22261022

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13326197A IL133261D0 (en) 1997-06-04 1997-06-04 Substituted naphthropyrans

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
DE60327324D1 (en) * 2003-11-05 2009-06-04 Corning Inc Photochromic fused pyrans substituted with carbamoyl or urea bearing phenyl

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
HU0003678A2 (en) 2001-03-28
JP2002502418A (en) 2002-01-22
DE69737400T2 (en) 2007-11-08
CA2293834A1 (en) 1998-12-10
AU3377397A (en) 1998-12-21
CA2293834C (en) 2005-01-04
DE69737400D1 (en) 2007-04-05

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