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:
Dec. 29, 2020
Filed:
Feb. 29, 2016
Applicant:
Symrise Ag, Holzminden, DE;
Inventors:
Patrick Ott, Holzminden, DE;
Daniela Gregor, Holzminden, DE;
Kolja Behrens, Polle, DE;
Wiebke Begemann, Höxter, DE;
Assignee:
Symrise AG, Holzminden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/50 (2006.01); A61K 8/11 (2006.01); A61K 8/33 (2006.01); A61K 8/37 (2006.01); A61Q 13/00 (2006.01); B01J 13/02 (2006.01); A61K 8/34 (2006.01); A61K 8/81 (2006.01);
U.S. Cl.
CPC ...
C11D 3/505 (2013.01); A61K 8/11 (2013.01); A61K 8/33 (2013.01); A61K 8/34 (2013.01); A61K 8/37 (2013.01); A61K 8/8129 (2013.01); A61Q 13/00 (2013.01); B01J 13/02 (2013.01);
Abstract
The invention relates to a method for producing scent capsules with improved surfactant stability, comprising the following steps: (a) providing a scent composition containing at least one scent which has at least one functional group that can form an acid group by means of oxidation or hydrolysis, and (b) encapsulating the scent mixture, characterised in that a scent composition is used that has an acid value of no more than 5 mg KOH/g immediately before encapsulation.