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:
Jun. 28, 2016
Filed:
Jun. 10, 2011
Applicants:
Burkhard Walther, Garching, DE;
Helmut Mack, Traunstein, DE;
Tobias Austermann, Münster, DE;
Inventors:
Assignee:
Construction Research & Technology GmbH, Trostberg, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/28 (2006.01); C08G 18/71 (2006.01); C08G 18/76 (2006.01); C09J 11/06 (2006.01); C09J 175/04 (2006.01);
U.S. Cl.
CPC ...
C09J 11/06 (2013.01); C08G 18/2865 (2013.01); C08G 18/715 (2013.01); C08G 18/7671 (2013.01); C09J 175/04 (2013.01); C08G 2190/00 (2013.01);
Abstract
The invention provides a process for preparing a thixotropic agent based on a urea derivative, in which the components α) comprising at least one amine and β) comprising at least one isocyanate, are supplied separately to a mixing means and are mixed with one another, the reaction mixture being discharged by spraying or squirting from the mixing means. Further disclosed is the use of the thixotropic agent in a fluid system. The process is especially suitable for preparing adhesives and sealants.