Cyanine dye

Details Cyanine dye Cyanine dye

2004-07-21

2009-12-15

Shiao, Rei-Tsang (Department: 1626)

Organic compounds -- part of the class 532-570 series

Organic compounds

Chalcogen in the nitrogen containing substituent

C546S006000, C548S101000, C548S402000

Reexamination Certificate

active

07632945

ABSTRACT:
An objective of this invention is to extend the range of choosing organic dye compounds as light-absorbing agent in a variety of fields of, for example, information storage, information display, solar energy generation, electric machinery apparatus, electric communicating apparatus, optical apparatus, cloth, building/bedding/decorating product, sanitary and health goods, and agricultural material by providing an organic dye compound which is superior in light-absorbing property, light resistance, and solubility in the near-infrared region: The objective is attainable by providing a cyanine dye that bears within the same molecule a plurality of cyanine dye skeletons bound to a divalent group(s) and an organometallic complex as counter ion, as well as substantially absorbing a light with a wavelength longer than 700 nm.

REFERENCES:
patent: 10-310715 (1998-11-01), None
Mushkalo et al. CAS Acession No. 1988:133386, 1988.

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