Patent · US Expired

Mixtures of phenolic and inorganic materials with antimicrobial activity

US7947296B2 · kind B2 · utility

0Cited by

14References

8Claims

0Family size

Assignee

BASF SE

Inventors

Heinz Herbst · Herbstein, DE
Urs Stadler · Madison, US

Key dates

Filing date	Dec 18, 2002
Grant date	May 24, 2011
Priority date	—
Expiry date	Apr 16, 2023

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/2525
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Plastic films, fibers and articles are provided long-term antimicrobial activity with a combination of certain phenolic and inorganic antimicrobial agents. The plastic films, fibers and articles with antimicrobial activity exhibit superior resistance to discoloration, may be processed at high temperature, and maintain physical properties upon weathering, especially upon exposure to ultraviolet radiation.

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