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:
Aug. 03, 2010
Filed:
Mar. 17, 2004
Applicants:
Nils Toft, Malmö, SE;
Ion Postoaca, Bjärred, SE;
Guangju Zuo, Staffanstorp, SE;
Inventors:
Assignee:
Tetra Laval Holdings & Finance S.A., Pully, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Method in connection with the continuous joining of a first layer () of a first material and a second layer () of a second material, to produce a packaging laminate () comprising said first and second layers. According to the invention, a free surface of said first layer () and/or a free surface of said second layer () is subjected both to plasma treatment () and to flame treatment (), where after said free surfaces are joined together (). The invention relates also to a packaging laminate thus produced and to a packaging container manufactured from such a packaging laminate.