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. 27, 2007
Filed:
May. 21, 2003
Applicants:
Detlef Busch, Saarlouis, DE;
Bertram Schmitz, Sarreguemines, FR;
Karl-heinz Kochem, Neunkirchen, DE;
Petra Häde, Saarbrücken, DE;
Inventors:
Detlef Busch, Saarlouis, DE;
Bertram Schmitz, Sarreguemines, FR;
Karl-Heinz Kochem, Neunkirchen, DE;
Petra Häde, Saarbrücken, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a biaxially oriented transparent polypropylene film having a good UV barrier. The film contains, in at least one layer, nanoscalar titanium dioxide. The total content of nanoscalar titanium dioxide in the film ranges from 0.5 to 1.5% by weight with regard to the total weight of the film.