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. 15, 2009
Filed:
May. 14, 2007
Applicants:
Matthias Konrad, Hofheim, DE;
Bodo Kuhmann, Runkel, DE;
Gottfried Hilkert, Saulheim, DE;
Inventors:
Assignee:
Mitsubishi Polyester Film GmbH, Wiesbaden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 7/12 (2006.01); B32B 15/09 (2006.01); B32B 27/20 (2006.01); B32B 27/36 (2006.01); B32B 37/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to biaxially oriented polyester films which are suitable for lamination to sheet metal; the invention in particular relates to a polyester film which (based on the weight of polyester) comprises from 1 to 8% by weight of isophthalate-derived units, and also comprises not only particles whose median diameter is from 0.1 to 2.0 μm but also particles whose median diameter is from >2.5 μm to <8 μm. The invention further relates to a process for production of these films and to their use.