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.

Date of Patent:
Sep. 09, 2025

Filed:

Oct. 03, 2019
Applicant:

International Flavors & Fragrances Inc., New York, NY (US);

Inventors:

Yabin Lei, Holmdel, NJ (US);

Li Xu, Edison, NJ (US);

Lewis Michael Popplewell, Morganville, NJ (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/11 (2006.01); A61K 8/04 (2006.01); A61K 8/73 (2006.01); A61K 8/84 (2006.01); A61Q 5/00 (2006.01); A61Q 5/02 (2006.01); A61Q 5/12 (2006.01); A61Q 13/00 (2006.01); B01J 13/14 (2006.01); B01J 13/16 (2006.01); B01J 13/20 (2006.01); C11B 9/00 (2006.01); C11D 3/50 (2006.01); C11D 17/00 (2006.01);
U.S. Cl.
CPC ...
A61K 8/11 (2013.01); A61K 8/04 (2013.01); A61K 8/731 (2013.01); A61K 8/84 (2013.01); A61Q 5/00 (2013.01); A61Q 5/02 (2013.01); A61Q 5/12 (2013.01); A61Q 13/00 (2013.01); B01J 13/14 (2013.01); B01J 13/16 (2013.01); B01J 13/206 (2013.01); C11B 9/00 (2013.01); C11D 3/505 (2013.01); C11D 17/0039 (2013.01); A61K 2800/412 (2013.01); A61K 2800/624 (2013.01); A61K 2800/805 (2013.01);
Abstract

Polyurea capsule compositions. A subset of these compositions contain a plurality of capsules and a capsule formation aid, in which each of the capsules contains a polyurea wall and an oil core; the polyurea wall is formed of a reaction product of a polyisocyanate and a cross-linking agent in the presence of the capsule formation aid; and the oil core contains an active material. The polyisocyante, cross-linking agent, and capsule formation aids are described herein. Also disclosed are methods of preparing polyurea capsule compositions, as well as consumer products containing one of these compositions.


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