Patent · US Expired

Titanyl phthalocyanine crystal and production method of the same, and electrophotosensitive material

US7057034B2 · kind B2 · utility

2Cited by
1References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 27, 2003
Grant dateJun 6, 2006
Priority date
Expiry dateNov 16, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B67/0026
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a novel titanyl phthalocyanine crystal which can prepare a coating solution having excellent storage stability because it satisfies both of the following two characteristics (a) and (b), a method of producing the same, an electrophotosensitive material using the above crystal as an electric charge generating material.

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