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:
Apr. 07, 2009
Filed:
Apr. 03, 2007
Applicants:
Oliver Klein, Ockenheim, DE;
Herbert Peiffer, Mainz, DE;
Gottfried Hilkert, Saulheim, DE;
Inventors:
Assignee:
Mitsubishi Polyester Film GmbH, Wiesbaden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/08 (2006.01); B32B 27/18 (2006.01); B32B 27/36 (2006.01); B32B 37/15 (2006.01); B32B 38/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a biaxially oriented polyester film having a base layer (B) which comprises at least 80% by weight of a polyester comprised of from 55 to 90 mol % of units deriving from at least two aromatic dicarboxylic acids and of from 5 to 45 mol % of units deriving from at least one aliphatic dicarboxylic acid, where the total of the dicarboxylic-acid-derived molar percentages is 100. The film features ultimate tensile strength of ≦100 N/mmand modulus of elasticity of ≦3000 N/mm.