NL7611809A - Fotochrome verbindingen alsmede inrichting of gevormd voortbrengsel, welke ten minste een van deze verbindingen omvat. - Google Patents

Fotochrome verbindingen alsmede inrichting of gevormd voortbrengsel, welke ten minste een van deze verbindingen omvat.

Info

Publication number
NL7611809A
NL7611809A NL7611809A NL7611809A NL7611809A NL 7611809 A NL7611809 A NL 7611809A NL 7611809 A NL7611809 A NL 7611809A NL 7611809 A NL7611809 A NL 7611809A NL 7611809 A NL7611809 A NL 7611809A
Authority
NL
Netherlands
Prior art keywords
compounds
well
photochrome
formed production
production
Prior art date
Application number
NL7611809A
Other languages
English (en)
Dutch (nl)
Original Assignee
Plessey Co Ltd
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 Plessey Co Ltd filed Critical Plessey Co Ltd
Publication of NL7611809A publication Critical patent/NL7611809A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Furan Compounds (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
NL7611809A 1976-08-31 1976-10-25 Fotochrome verbindingen alsmede inrichting of gevormd voortbrengsel, welke ten minste een van deze verbindingen omvat. NL7611809A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71925476A 1976-08-31 1976-08-31

Publications (1)

Publication Number Publication Date
NL7611809A true NL7611809A (nl) 1978-03-02

Family

ID=24889364

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7611809A NL7611809A (nl) 1976-08-31 1976-10-25 Fotochrome verbindingen alsmede inrichting of gevormd voortbrengsel, welke ten minste een van deze verbindingen omvat.

Country Status (5)

Country Link
JP (1) JPS5331656A (xx)
DE (1) DE2647850A1 (xx)
FR (1) FR2363568A2 (xx)
IT (1) IT1079147B (xx)
NL (1) NL7611809A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2146327B (en) * 1983-09-07 1986-11-26 Plessey Co Plc Photochromic fused-ring organic compounds and their use in photoreactive lenses
JPS62242677A (ja) * 1986-04-16 1987-10-23 Agency Of Ind Science & Technol フォトクロミック材料
JPS649282A (en) * 1987-07-02 1989-01-12 Agency Ind Science Techn Photochromic material
JPS649281A (en) * 1987-07-02 1989-01-12 Agency Ind Science Techn Photochromic material and optical recording medium
JPH0613512B2 (ja) * 1987-07-30 1994-02-23 ヤマハ株式会社 ホトクロミック化合物
GB8916860D0 (en) * 1989-07-24 1989-09-06 Traqson Ltd Novel photoactive compounds
DE69023865T2 (de) * 1989-07-28 1996-10-17 Wako Pure Chem Ind Ltd Fulgimidderivate.

Also Published As

Publication number Publication date
IT1079147B (it) 1985-05-08
JPS5331656A (en) 1978-03-25
FR2363568A2 (fr) 1978-03-31
DE2647850A1 (de) 1978-03-02

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Legal Events

Date Code Title Description
BV The patent application has lapsed