ã€patent typeã€‘ patent for invention ã€Patent nameã€‘ Packaging material containing at least two layers of laminates for the manufacture of containers for packaging liquids
ã€Applicantã€‘ BASF Group Inc. [Inventor] SÂ·Champe; R.Etterl [Main Applicant Address] Ludwigshafen, Germany [application number].6
ã€ Application Date ã€‘ 2004.05.06
ã€Approval Announcement No.ã€‘ 1791512
ã€ Validation announcement date ã€‘ 2006.06.21
[Main classification number] B32B29/00(2006.01)I
[Catalog] B32B29/00 (2006.01) I B32B29/06 (2006.01) I B32B27/10 (2006.01) I B32B15/12 (2006.01) I D21H27/10 (2006.01) I
[Priority] 2003.5.16 DE 103 22 267.7; 2004.1.13 DE 992.4
ã€Sovereign Itemsã€‘ 1. A packaging material containing a laminate of at least two layers of sizing paper or size paperboard and at least one impermeable film or foil for the manufacture of containers for packaging liquids, wherein paper or paperboard is Polymer sizing was used in each case.
[Instructions CD-ROM] D0625-1
ã€International Applicationã€‘ 2004-05-06 PCT/EP2004/004820
ã€International Publicationã€‘ 2004-11-25 WO2004/101279 ã€ ã€Abstractsã€‘ The present invention relates to a packaging material for manufacturing containers for packaging liquids, which is composed of at least two laminated composite materials and at least one impermeable film. The material contains paper or paperboard bonded together by a polymer compound. The invention also relates to the use of paper products for the production of packaging liquids, in particular containers for packaging beverages, which are obtained by (i) passing at least one polymer size or polymer size and alkane respectively. An aqueous dispersion of a base ketene dimer or a mixture thereof, consisting of an aqueous dispersion of cellulosic fibers in the presence of a retention aid and optionally a water-soluble aluminum compound and optionally at least one cationic polymer The materials are bonded together, (ii) the paper material is filtered on the paper machine's web, (iii) the paper product is dried, and (iv) the plastic or metal film is laminated on one or both sides of the paper product.
ã€ Agency ã€‘ Beijing Zhong Zhong Law Firm ã€ Agent ã€‘ Lin Bainan Liu Jinhui
Source: Beijing Wanfang Data Co., Ltd.
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