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:
Feb. 21, 2012
Filed:
Jun. 02, 2006
Ferdinand Hardinghaus, Bad Honnef, DE;
David-christopher Glende, Bovenden, DE;
Jai-won Park, Gottingen, DE;
Karl Kohler, Diekholzen, DE;
Ferdinand Hardinghaus, Bad Honnef, DE;
David-Christopher Glende, Bovenden, DE;
Jai-Won Park, Gottingen, DE;
Karl Kohler, Diekholzen, DE;
Solvay Infra Bad Hoenningen GmbH, Hannover, DE;
Abstract
The invention discloses a method of incorporating deagglomerated barium sulphate having an average primary particle size of less than 0.5 μm and coated with a dispersant into plastics or precursors of plastics, for example into polyols. The deagglomerated barium sulphate is dispersed in an organic solvent, the dispersion is incorporated into the plastic or the precursor of the plastic, and the solvent is evaporated off.