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. 14, 2013
Filed:
Sep. 06, 2011
Jacques Mongoin, Quincieux, FR;
Christian Jacquemet, Lyons, FR;
Jean-marc Suau, Lucenay, FR;
Olivier Guerret, La Tour de Salvagny, FR;
Patrick Trouve, Clamart, FR;
Jacques Mongoin, Quincieux, FR;
Christian Jacquemet, Lyons, FR;
Jean-Marc Suau, Lucenay, FR;
Olivier Guerret, La Tour de Salvagny, FR;
Patrick Trouve, Clamart, FR;
Coatex S.A.S., Genay, FR;
Abstract
The invention resides in the use, as an agent reducing the viscosity of a thermoplastic or thermosetting paste filled with a calcium carbonate, of a calcium carbonate characterized in that it is obtained by dry-grinding, firstly, and in that it is dry-ground in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alcoxy or hydroxy polyalkyleneglycol group, secondly. The invention also concerns the filled thermoplastic and thermosetting pastes obtained in this manner.