Patent · US Expired

Plastics stabilized with zinc oxide-containing, abrasion-resistant multilayers

US6884501B2 · kind B2 · utility

0Cited by

6References

6Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Steffen Hofacker · Rockenberg, DE
Michael Mager · Leverkusen, DE
Hermann-Jens Womelsdorf · Leverkusen, DE

Key dates

Filing date	Apr 10, 2001
Grant date	Apr 26, 2005
Priority date	—
Expiry date	Apr 10, 2021

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31855
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to a plastic article with a coating containing at least one zinc oxide-containing layer and at least one abrasion-resistant outer layer.

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