Patent · US Expired

Substrate having a section with a peelable coating and a surface decoration

US6458441B1 · kind B1 · utility

2Cited by

2References

4Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Dirk Storch
Hanns P. Muller · Leverkusen, DE
Heino Muller · Leverkusen, DE
Johan Kijlstra · Odenthal, DE

Key dates

Filing date	Apr 3, 2000
Grant date	Oct 1, 2002
Priority date	—
Expiry date	Apr 3, 2020

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31605
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a substrate with at least one section having a surface decoration and a coating between the surface and the decoration. The coating can be peeled from the surface, and is prepared from an aqueous anionic polyurethane-polyurea dispersion which are free from co-solvents.

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