Stock material or miscellaneous articles – Composite – Of inorganic material
Reexamination Certificate
2006-01-10
2006-01-10
Yamnitzky, Marie (Department: 1774)
Stock material or miscellaneous articles
Composite
Of inorganic material
C428S917000, C313S504000, C313S506000, C257S040000, C257S103000, C526S294000, C528S394000, C528S397000, C252S301350
Reexamination Certificate
active
06984459
ABSTRACT:
Provided is a polymeric fluorescent substance containing specific proportion of a repeating unit comprising 2 to 5 arylene groups or heterocyclic compound groups. The polymeric fluorescent substance has strong fluorescence, and can be suitably used as a polymer for high performance polymer LED and a dye for laser.
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Zhang et al., “Efficient light-emitting diodes from blends of conjugated polymers,” in Organic Light-Emitting Materials and Devices, Zakya H. Kafafi, Editor, Proceedings of SPIE vol. 3148, pp. 89-101 (1997).
Kim et al., “LED Characterization of an Alternating Copolymer and its Blends,” in Organic Light-Emitting Materials and Devices, Zakya H. Kafafi, Editor, Proceedings of SPIE vol. 3148, pp. 151-158 (1997).
Doi Shuji
Kitano Makoto
Noguchi Takanobu
Sughrue & Mion, PLLC
Sumito Chemical Company, Limited
Yamnitzky Marie
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