Patent · US Expired

Antibacterial and fungicidal polymer dispersions and polymer solutions

US7005145B2 · kind B2 · utility

1Cited by

2References

2Claims

0Family size

Assignee

BASF SE

Inventors

Maximilian Angel · Mutterstadt, DE
Bernhard Fussnegger · Edenkoben, DE
Silke Gebert · Bad Kötzting, DE

Key dates

Filing date	Feb 14, 2002
Grant date	Feb 28, 2006
Priority date	—
Expiry date	Mar 7, 2022

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08K3/015
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to polymer dispersions or polymer solutions that are given antibacterial and fungicidal properties by metal ions of group Ib of the Periodic table. According to the invention, a) the polymer dispersions or polymer solutions are not produced using controllers that contain thiol groups, b) the metal ions have been introduced by means of an electrochemical process and c) said dispersions or solutions do not contain any active quantity of organic biocides.

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