Patent · US Expired

Chloroaluminumphthalocyanine exhibiting reduced green spectral absorption

US4535046A · kind A · utility

1Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 1983
Grant dateAug 13, 1985
Priority date—
Expiry dateJun 30, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B67/0023
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A chloroaluminumphthalocyanine (CAP) colorant compound having peak absorption at about 640 nm and reduced absorption below the 640-nm peak are disclosed. CAP is useful as an electrically photosensitive compound in photoelectrophoretic imaging processes.

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