ATE88475T1 - Photochrome substanzen. - Google Patents

Photochrome substanzen.

Info

Publication number
ATE88475T1
ATE88475T1 AT84115602T AT84115602T ATE88475T1 AT E88475 T1 ATE88475 T1 AT E88475T1 AT 84115602 T AT84115602 T AT 84115602T AT 84115602 T AT84115602 T AT 84115602T AT E88475 T1 ATE88475 T1 AT E88475T1
Authority
AT
Austria
Prior art keywords
photochromic substances
photochromic
substances
Prior art date
Application number
AT84115602T
Other languages
English (en)
Inventor
Manfred Dr Melzig
Giuseppe Martinuzzi
Original Assignee
Rodenstock Optik G
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 Rodenstock Optik G filed Critical Rodenstock Optik G
Priority claimed from EP84115602A external-priority patent/EP0146135B1/de
Application granted granted Critical
Publication of ATE88475T1 publication Critical patent/ATE88475T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D498/10—Spiro-condensed systems
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
AT84115602T 1983-12-16 1984-12-17 Photochrome substanzen. ATE88475T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE3345624 1983-12-16
DE3345625 1983-12-16
EP84115602A EP0146135B1 (de) 1983-12-16 1984-12-17 Photochrome Substanzen

Publications (1)

Publication Number Publication Date
ATE88475T1 true ATE88475T1 (de) 1993-05-15

Family

ID=27191520

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84115602T ATE88475T1 (de) 1983-12-16 1984-12-17 Photochrome substanzen.

Country Status (1)

Country Link
AT (1) ATE88475T1 (de)

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