The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 22, 2011
Filed:
Jun. 29, 2007
Method for stamping thermally activatable adhesive materials which are not tacky at room temperature
Applicants:
Marc Husemann, Hamburg, DE;
Frank Hannemann, Hamburg, DE;
Inventors:
Marc Husemann, Hamburg, DE;
Frank Hannemann, Hamburg, DE;
Assignee:
tesa SE, Hamburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 65/52 (2006.01); B32B 37/14 (2006.01); B32B 38/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Method for producing diecuts from heat-activatable adhesive films which comprises applying a layer of heat-activatable adhesive material to a carrier material having a glass transition temperature at least 20° C. lower that that of the adhesive, laminating the heat-activatable layer onto a release liner at a temperature between the glass transition temperature of the release liner and heat activatable adhesive and then diecutting the heat-activatable adhesive layer on the release liner.