Patent · US Expired

Use of metalnanoshells to impede the photo-oxidation of conjugated polymer

US6852252B2 · kind B2 · utility

95Cited by
31References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 6, 2001
Grant dateFeb 8, 2005
Priority date
Expiry dateAug 29, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2993
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to incorporating metal nanoshells specifically designed to interact with triplet excitons in polymers. By interacting with triplet excitons, the rate of photo-oxidation can be slowed and the density of luminescence-quenching traps can be reduced.

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