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:
Oct. 25, 2011
Filed:
Oct. 12, 2007
Applicants:
Giovanni D'andola, Heidelberg, DE;
Laszlo Szarvas, Ludwigshafen, DE;
Klemens Massonne, Bad Duerkheim, DE;
Veit Stegmann, Mannheim, DE;
Inventors:
Giovanni D'Andola, Heidelberg, DE;
Laszlo Szarvas, Ludwigshafen, DE;
Klemens Massonne, Bad Duerkheim, DE;
Veit Stegmann, Mannheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a liquid composition which comprises at least one polymer and at least one ionic liquid, the cations of which are derived from polycyclic amidine bases, and a process for isolating cellulose from cellulose-containing sources using at least one such ionic liquid.