Patent · US Expired

Photoactive materials and related compounds, devices, and methods

US7329709B2 · kind B2 · utility

11Cited by
0References
148Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 2005
Grant dateFeb 12, 2008
Priority date
Expiry dateJan 17, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/778
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to fullerene derivatives including a pendant group that may be reacted to prepare a composition including a plurality of covalently bound fullerenes. The pendant group may be a cyclic ether, such as an epoxide. The present invention also relates to compositions including reaction products of these fullerene derivatives and photovoltaic devices including such polymeric compositions.

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