Patent · US Expired

Hydroxygallium phthalocyanine processes

US5668276A · kind A · utility

2Cited by
4References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 1996
Grant dateSep 16, 1997
Priority date
Expiry dateJul 29, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/0696
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process for the preparation of hydroxygallium phthalocyanines Type A, Type B, Type C, or Type D, which comprises contacting Type V hydroxygallium phthalocyanine with an alcohol.

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