Patent · US Expired

Fluorescent host-guest-system

US6146809A · kind A · utility

4Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1998
Grant dateNov 14, 2000
Priority date
Expiry dateFeb 3, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S428/917
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Composition comprising a solid organic support material to which either directly or via a bridging group, are covalently linked fluorescent host chromophores and fluorescent guest chromophores, wherein the fluorescence emission spectrum of the host chromophore overlaps with the absorption spectrum of the guest chromophore, wherein the host chromophore is selected from the group consisting of benzo[4,5]imidazo[2,11-a]isoindol-11-ones.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.