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:
Dec. 30, 2014
Filed:
Jul. 19, 2012
Markus Meise, Mannheim, DE;
Jan Beekhuizen, Troisdorf, DE;
Martin Steuer, Liederbach, DE;
Uwe Keller, Bonn, DE;
Michael Frank, Nieder-Olm, DE;
Markus Meise, Mannheim, DE;
Jan Beekhuizen, Troisdorf, DE;
Martin Steuer, Liederbach, DE;
Uwe Keller, Bonn, DE;
Michael Frank, Nieder-Olm, DE;
Kuraray Europe GmbH, Hattersheim, DE;
Abstract
Film laminates are formed from at least three layers A, B and C, each containing at least one plasticizer and at least one polyvinyl acetal, wherein two outer layers A and C each contain at least one identical or different polyvinyl acetal having a proportion of polyvinyl alcohol groups of 18.5 to 23% by weight, at least one inner layer B contains a polyvinyl acetal having a proportion of polyvinyl alcohol groups of 12 to 18% by weight, and at least one of the layers A, B or C contains at least one polyvinyl (iso)acetal. The film laminates can be used for the production of glass/film laminate/glass composites for motor vehicles, aircraft, ships, architectural glazings, façade components, or for the production of photovoltaic modules.