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. 04, 2000
Filed:
Nov. 24, 1997
Applicant:
Inventors:
Rudolf Hendrik Kok, Ijsbrechtum, NL;
Hendrik Grunstra, Sneek, NL;
Assignee:
Lankhorst Indutech B.V., Sneek, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428517 ; 428500 ; 428515 ; 428516 ;
Abstract
The invention is directed to a co-extruded tape or yarn of the ABA-type, as well as to a process for producing such a tape, comprising a central layer and two top layers, the composition of the central layer (B) and the top layers (A) being different, wherein the central layer (B) is based on at least one propylene polymer, or on at least one ethylene polymer having a density of more than 935 kg/m.sup.3, and the top layers (A) are based on at least one ethylene copolymer with one or more C.sub.3 -C.sub.8 olefins, and the tape or yarn having a thickness of 50 to 150 .mu.m and a stretch ratio between 6 and 10.