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:
Nov. 06, 2012
Filed:
Oct. 18, 2007
Lionel Gehringer, Scheibenhard, FR;
Stephan Weinkötz, Neustadt, DE;
Günter Scherr, Ludwigshafen, DE;
Frank Braun, Ludwigshafen, DE;
Maxim Peretolchin, Mannheim, DE;
Lionel Gehringer, Scheibenhard, FR;
Stephan Weinkötz, Neustadt, DE;
Günter Scherr, Ludwigshafen, DE;
Frank Braun, Ludwigshafen, DE;
Maxim Peretolchin, Mannheim, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention relates to light wood-base materials comprising from 30 to 92.5% by weight, based on the wood-base material, of wood particles, the wood particles having a mean density of from 0.4 to 0.85 g/cm, from 2.5 to 20% by weight, based on the wood-base material, of polystyrene and/or of styrene copolymer as a filler, the filler having a bulk density of from 10 to 100 kg/m, and from 5 to 50% by weight, based on the wood-base material, of a binder, the mean density of the light wood-base material being less than or equal to 600 kg/m.