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:
Jan. 15, 2008
Filed:
Jul. 19, 2002
Joachim Loos, Nuenen, NL;
Johannes Antonius Joseph Jacobs, Heerenveen, NL;
Antonius Andreas Johannes Maria Peijs, Veldhoven, NL;
Tilo Schimanski, Schweitenkirchen, DE;
Joachim Loos, Nuenen, NL;
Johannes Antonius Joseph Jacobs, Heerenveen, NL;
Antonius Andreas Johannes Maria Peijs, Veldhoven, NL;
Tilo Schimanski, Schweitenkirchen, DE;
Lankhorst Indutech B.V., Sneek, NL;
Abstract
The invention is directed to monoaxially drawn polyolefin multilayer film, tape or yarn of the AB or ABA type, having a stretch ratio of more than 12, having an E-modulus of at least 10 GPa, substantially consisting of a central layer (B) of a polyolefin selected from polyethylene and polypropylene, and one or two other layers (A) of a polyole fin from the same class as the material of the central layer B, the DSC melting point of the material of the said other layers (A) being lower than the DSC melting point of the material of the said central layer (B), wherein the central layer (B) is between 50 and 99 wt. % of the material and the other layers (A) between 1 and 50 wt. %. The present invention further relates to a method of manufacturing such a tape, film or yarn.