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. 02, 2004
Filed:
Jun. 03, 2002
Applicant:
Inventors:
Peter Himmelsbach, Buxtehude, DE;
Andreas B. Kummer, Hamburg, DE;
Wolfgang Meyer-Ingold, Hamburg, DE;
Assignee:
Beiersdorf AG, Hamburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 7/04 ; A61L 1/558 ;
U.S. Cl.
CPC ...
C09J 7/04 ; A61L 1/558 ;
Abstract
A backing material for medical use with a pressure-sensitively adhesive coating on at least one side, having an ultimate tensile stress strength of at least 800 cN/cm and a bond strength to the reverse of the backing of not less than 10 cN/cm, the latex-free, cold seal composition applied to the backing material comprising one or more block copolymers having a styrene content of less than 65% by weight and having a tan &dgr; of less then 0.4 at a temperature of 25° C. and a frequency of 100 rad/s.