[go: up one dir, main page]

Chu, 1986 - Google Patents

Photochromic performance of spiroindolino-napthoxazines in plastics

Chu, 1986

Document ID
8634601917601437804
Author
Chu N
Publication year
Publication venue
Solar Energy Materials

External Links

Snippet

Spiroindolinonaphthoxazine compounds exhibit good photochromic effect and excellent light fatigue resistance in organic solvents as well as in plastics. Further improvement in the light fatigue resistance can be achieved by organo-nickel light stabilizers without impairing …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; 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
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds

Similar Documents

Publication Publication Date Title
Chu Photochromic performance of spiroindolino-napthoxazines in plastics
DE68913514T2 (en) OBJECT WITH VARIABLE LIGHT TRANSMISSION AND METHOD FOR PRODUCING IT.
DE69737827T2 (en) PHOTOCHROME NAPHTHOPYRANE COMPOUNDS NEUTRAL COLOR
DE69324350T2 (en) PHOTOCHROME NAPHTHOPYRANE
US5395567A (en) Photochromic spironaphthopyran compounds
US5464567A (en) Photochromic tetraphenyl naphthodipyrans
US5274132A (en) Photochromic naphthopyran compounds
Van Gemert Benzo and naphthopyrans (chromenes)
DE69128650T2 (en) PHOTOCHROME NAPHTOPYRAN DERIVATIVES
US5405958A (en) Photochromic spiro(indoline)naphthoxazine compounds
AU761180B2 (en) Polymerizable polyalkoxylated naphthopyrans
DE69328943T2 (en) Heterocyclic chromenes and their use in ophthalmic optics
US5770115A (en) Photochromic naphthopyran compositions of improved fatigue resistance
US5186867A (en) Spiro-indoline oxazine compounds with photochromatic and photosensitizing characteristics and the process for their preparation
DE69810954T2 (en) 7-METHYLIDES-5-OXO-CONDENSED NAPHTOPYRANS
BRPI0116758B1 (en) Naphthopyran Compound and Photochromic Article
DE69806792T2 (en) PHOTOCHROME SPIRO (INDOLIN) FLUORANTHENOXAZINE COMPOUNDS
DE69431075T2 (en) PHOTOCHROME NAPHTHOXAZINE COMPOUNDS
US5759450A (en) Photochromic naphthopyran compounds
Chu Photochromic Performance of Spiroindolinonaphthoxazines in Plastics
US3505352A (en) Halogen-5 trimethyl-1,3,3 indoline 2-spiro-3' nitro 8' naphtho (1,2-b) pyrannes
Gorelik et al. Spectral manifestation of protonation of photochromic naphthopyrans
US5531935A (en) Photochromic naphthopyran compounds
JPS63207887A (en) Photochromic material and coloring thereof
WO1997006455A1 (en) Photochromic naphthopyran compounds