Patent · US Expired

Process for combating micro-organisms, and novel phthalocyanine compounds

US4318883A · kind A · utility

39Cited by
18References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 15, 1980
Grant dateMar 9, 1982
Priority date
Expiry dateFeb 15, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W10/37
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process for combating micro-organisms in or on organic or inorganic substrates and for protecting the said substrates against attack by micro-organisms, which comprises treating the substrates with a water-soluble phthalocyanine derivative, in the presence of oxygen and water and while irradiating with light in the infra-red and/or visible range, antimicrobical agents containing water-soluble phthalocyanine compounds as well as new phthalocyanine compounds are described.

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