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:
Sep. 18, 2012
Filed:
Nov. 15, 2006
Kai Ellringmann, Hamburg, DE;
Stephan Zöllner, Buchholz/Nordheide, DE;
Thorsten Krawinkel, Hamburg, DE;
Stefan Wulf, Mönchengladbach, DE;
Kai Ellringmann, Hamburg, DE;
Stephan Zöllner, Buchholz/Nordheide, DE;
Thorsten Krawinkel, Hamburg, DE;
Stefan Wulf, Mönchengladbach, DE;
TESA SE, Hamburg, DE;
Abstract
Adhesive tape suitable for flying splice of flat web material having non-polar surfaces which has been wound to form rolls, the adhesive tape comprising an upper self-adhesive composition (), a splittable carrier () and a lower self-adhesive composition () on the bottom face of the splittable carrier (), wherein as upper self-adhesive composition () a silicone-free self-adhesive composition is used which has a bond strength to a polyethylene substrate of 1.5 N/cm or more (measurement method tesa test A) and an initial tack corresponding to a rolling distance of 200 mm or less (measurement method tesa test D), and as lower self-adhesive composition () a self-adhesive composition is used which has a bond strength to a polyethylene substrate of 1.5 N/cm or more (measurement method tesa test A) and a complex viscosity of 10,000 Pa·s or more at 1 rad/s and 40° C. (measurement method tesa test F).