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. 13, 2007
Filed:
Oct. 15, 2004
Rainer Dyllick-brenzinger, Speyer, DE;
Thomas Kessler, Schifferstadt, DE;
Norbert Guentherberg, Speyer, DE;
Peter Wittmer, Neustadt, DE;
Roland Ettl, Hassloch, DE;
Rainer Dyllick-Brenzinger, Speyer, DE;
Thomas Kessler, Schifferstadt, DE;
Norbert Guentherberg, Speyer, DE;
Peter Wittmer, Neustadt, DE;
Roland Ettl, Hassloch, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
Solid mixtures of a reactive size and starch, which are obtainable by mixing at least one reactive size with at least one starch in a melt in the presence of at least one destructuring agent for starch under the action of shear forces at from 65 to 250° C. and cooling the melt to room temperature, are used in the form of aqueous dispersions as process assistants in papermaking.