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:
May. 03, 2011
Filed:
May. 04, 2004
Applicants:
Ulrich Gerber, Uitikon-Waldegg, CH;
Thomas Wigger, Aesch bei Birmensdorf, CH;
Inventors:
Ulrich Gerber, Uitikon-Waldegg, CH;
Thomas Wigger, Aesch bei Birmensdorf, CH;
Assignee:
Sika Technology AG, Baar, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/00 (2006.01); C08G 65/14 (2006.01); C08G 8/04 (2006.01); C08G 65/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are novel Mannich bases which are produced by using at least one phenolic compound of formula (I): formaldehyde, and at least one polyamine. Also disclosed is a two-step method for producing Mannich bases, by means of which low viscous Mannich bases are obtained.