Indolino-spiro-oxazine photochromic compounds, process for their preparation and photochromic compositions and materials containing them

New photochromic compounds. They correspond to the formula of an indolinospirooxazine comprising an indolinic part and an oxazine part where the oxazine part comprises an unsaturated heterocyclic ring with six biaza chain links of pyrimidine type in a nucleus of quinazoline type.

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Bibliographische Detailangaben
Hauptverfasser:	TARDIEU, PASCALE, GUGLIELMETTI, ROBERT
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVES AUXILIARY PROCESSES IN PHOTOGRAPHY CHEMISTRY CINEMATOGRAPHY DYES ELECTROGRAPHY HETEROCYCLIC COMPOUNDS HOLOGRAPHY MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS ORGANIC CHEMISTRY PAINTS PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS POLISHES
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Beschreibung
Zusammenfassung:	New photochromic compounds. They correspond to the formula of an indolinospirooxazine comprising an indolinic part and an oxazine part where the oxazine part comprises an unsaturated heterocyclic ring with six biaza chain links of pyrimidine type in a nucleus of quinazoline type.