Patent · US Active

Removable polyurethane PSA

US7495059B2 · kind B2 · utility

4Cited by

27References

14Claims

0Family size

Assignee

tesa AG · DE

Inventors

Uwe Schümann · Pinneberg, DE
Kirstin Weiland · Hamburg, DE
Philippe Hesse · Kürten, DE

Key dates

Filing date	Jun 23, 2006
Grant date	Feb 24, 2009
Priority date	—
Expiry date	Aug 21, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2896
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Polyurethane-based pressure-sensitive adhesive, characterized in that the polyurethane is composed of the following starting materials which are reacted catalytically with one another in the stated proportions:

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