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:
May. 09, 2000
Filed:
Jul. 22, 1996
Applicant:
Inventors:
Herbert Peiffer, Mainz, DE;
Ursula Murschall, Nierstein, DE;
Thomas Dries, Schwabenheim, DE;
Gunter Schloegl, Kelkheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Wiesbaden, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B29C / ; B65D / ;
U.S. Cl.
CPC ...
428 357 ; 428516 ; 428910 ; 53483 ; 26417316 ; 26417319 ; 2642902 ; 426415 ;
Abstract
A multilayer polypropylene film which includes at least one base layer containing propylene polymer or a propylene polymer mixture and resin, and at least one outer layer containing .alpha.-olefinic polymers having 2 to 10 carbon atoms is disclosed. The resin has a mean molecular weight of.gtoreq.1500. The invention also relates to a process for the production of the multilayer film, and to the use of the film in a twist wrapping process.