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. 24, 2012
Filed:
Apr. 26, 2006
Applicants:
Ludwig Börmann, Babensham, DE;
Günter Schreiner, Schnaitsee, DE;
Inventors:
Ludwig Börmann, Babensham, DE;
Günter Schreiner, Schnaitsee, DE;
Assignee:
RKW SE, Frankenthal, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 71/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for producing a film web during which an initial film web made of thermoplastic polymer material with a polyethylene matrix, in which 1 to 70 parts by weight of polypropylene, with regard to 100 parts by weight of polyethylene matrix, are contained, is, after being heated, guided through a cooled roll gap (), whereby the initial film web is heated only until the polymer matrix material melts but not to a temperature at which the polypropylene melts.