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. 04, 2019
Filed:
Oct. 27, 2015
Basf SE, Ludwigshafen, DE;
Ewelina Burakowska-Meise, Reichenbach, DE;
Wolfgang Denuell, Mannheim, DE;
Thomas Soltys, Ludwigshafen, DE;
Emmanuel Julien Leon Christian Aussant, Paris, FR;
Addi Fadel, Paris, FR;
Ian Harrison, Poissy, FR;
BASF SE, Ludwigshafen, DE;
Abstract
The application describes a process for the preparation of microcapsules, wherein the microcapsules have a volume average diameter d of 15 to 90 μηη and a percentage of the shell weight of 3 to 40%, with reference to the total weight of capsules, wherein the shell of the microcapsules comprises at least one polyurea and the core comprises at least one lipophilic component, comprising the step of adding hydroxyalkylcellulose to a dispersion of polyurea microcapsules, microcapsules and their uses.