Patents by Inventor Yabin Lei

Yabin Lei has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20180353399
    Abstract: A microcapsule composition useful in delivering an active material contains a first microcapsule and a second microcapsule. The first microcapsule has a zeta potential of 10 mV or greater, the second microcapsule has a zeta potential of 5 mV or less, and the weight ratio of the first microcapsule and the second microcapsule is between 1:10 and 10:1. Also disclosed are consumer products containing such a microcapsule composition.
    Type: Application
    Filed: July 25, 2018
    Publication date: December 13, 2018
    Applicant: International Flavors & Fragrances Inc.
    Inventors: Yabin LEI, Lewis Michael POPPLEWELL, Li XU, John BRAHMS, Xiang FEI
  • Publication number: 20180346648
    Abstract: Microcapsules formed of a branched polyethyleneimine useful for delivery fragrances in consumer products. Also disclosed are methods of preparing the microcapsules and consumer products containing the microcapsules.
    Type: Application
    Filed: May 30, 2017
    Publication date: December 6, 2018
    Inventors: Lewis Michael POPPLEWELL, Yabin LEI, John BRAHMS, Li XU, Xiang FEI
  • Publication number: 20180325786
    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 polyisocyanate, 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.
    Type: Application
    Filed: July 25, 2018
    Publication date: November 15, 2018
    Inventors: Yabin LEI, Li XU, Lewis Michael POPPLEWELL
  • Patent number: 10099194
    Abstract: The present invention features microcapsule particles with an oil or aqueous liquid core, and shell composed of a blend of metal or semi-metal oxide polymers. Methods for preparing and using the microcapsule particles in personal care, therapeutic, cosmetic and cosmeceutic products are also provided.
    Type: Grant
    Filed: March 16, 2012
    Date of Patent: October 16, 2018
    Assignee: INTERNATIONAL FLAVORS & FRAGRANCES INC.
    Inventors: Yabin Lei, Lewis Michael Popplewell, Xiao Huang, Carol Joyce
  • Patent number: 10092486
    Abstract: Poiyurea or polyurethane 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 poiyurea or polyurethane wall and an oil core; the poiyurea or polyurethane 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 poiyurea and polyurethane capsule compositions, as well as consumer products containing one of these compositions.
    Type: Grant
    Filed: August 15, 2014
    Date of Patent: October 9, 2018
    Assignee: INTERNATIONAL FLAVORS & FRAGRANCES INC.
    Inventors: Yabin Lei, Li Xu, Lewis Michael Popplewell
  • Patent number: 10085925
    Abstract: A microcapsule composition useful in delivering an active material contains a first microcapsule and a second microcapsule. The first microcapsule has a zeta potential of 10 mV or greater, the second microcapsule has a zeta potential of 5 mV or less, and the weight ratio of the first microcapsule and the second microcapsule is between 1:10 and 10:1. Also disclosed are consumer products containing such a microcapsule composition.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: October 2, 2018
    Assignee: INTERNATIONAL FLAVORS & FRAGRANCES INC.
    Inventors: Yabin Lei, Lewis Michael Popplewell, Li Xu, John Brahms, Xiang Fei
  • Publication number: 20180064615
    Abstract: A reloadable microcapsule contains a microcapsule core and a microcapsule wall encapsulating the microcapsule core. The microcapsule core contains a hydrophobic core solvent and a hydrophilic core solvent, and the microcapsule wall, formed of an encapsulating polymer, is permeable to the hydrophilic core solvent. Also disclosed are methods of preparing the reloadable microcapsule and consumer products having the microcapsules.
    Type: Application
    Filed: November 9, 2017
    Publication date: March 8, 2018
    Inventors: John BRAHMS, Yabin LEI, Julie WIELAND, Li XU, Lewis Michael POPPLEWELL, Frederique Marie-Helene Brigitte CARPUAT, Manon Blandine Marie GILLES
  • Publication number: 20180042825
    Abstract: A microcapsule composition is provided, which contains a polyurea or polyurethane microcapsule, an alkylnaphthalenesulfonate formaldehyde condensate, and polyvinylpyrrolidone. Also disclosed is a process of preparing the microcapsule composition and a consumer product having such a microcapsule composition.
    Type: Application
    Filed: March 4, 2016
    Publication date: February 15, 2018
    Inventors: Yabin LEI, Li XU, John Brahms
  • Publication number: 20180021241
    Abstract: This invention is a hydrogel capsule with a fragrance encapsulated therein during the polymerization process. The hydrogel capsule is of use in fabric care or personal care formulations.
    Type: Application
    Filed: October 2, 2017
    Publication date: January 25, 2018
    Inventors: Yabin LEI, Li XU
  • Publication number: 20180015009
    Abstract: A microcapsule composition useful in delivering an active material contains an oil core and a microcapsule wall encapsulating the oil core. The microcapsule has a zeta potential of 10 mV or greater, the microcapsule wall is formed of an encapsulating polymer, and the oil core contains an active material. Also disclosed are consumer products containing such a microcapsule.
    Type: Application
    Filed: September 20, 2017
    Publication date: January 18, 2018
    Inventors: Laurence SOUBIRAN, Clémentine MARTEAU-ROUSSY, Michele WHITE, Christopher Thomas LAVALLEE, Yabin LEI, Li XU
  • Publication number: 20170333863
    Abstract: The invention relates to microcapsule composition which encapsulates active material that may be used in products for washing and cleaning and/or care and protection of animate or inanimate. The invention also relates to polyurethane and polyurea microcapsules that may be modified with additional polymers.
    Type: Application
    Filed: August 11, 2017
    Publication date: November 23, 2017
    Inventors: Lewis Michael Popplewell, Johan Gerwin Lodewijk Pluyter, Xiao Huang, Yabin Lei
  • Patent number: 9816059
    Abstract: A capsule composition containing a capsule and a stabilizing agent. The capsule has an oil core containing an active material and a capsule wall encapsulating the oil core. The active material is a fragrance, a flavor, a malodor counteractant, or a combination thereof. The wall is formed of polyurea or polyurethane. The capsule composition has 20 ppm or greater of the stabilizing agent, which is a multi-functional amine, an amino acid, a polymer mixture, or a combination thereof. Also disclosed is a consumer product containing this capsule composition.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: November 14, 2017
    Assignee: INTERNATIONAL FLAVORS & FRAGRANCES
    Inventors: Volkert de Villeneuve, Djurre Sijbren Postma, Elizabeth Geertruida Maria Brundel, John Brahms, Li Xu, Joan G. L. Pluter, Laura French, Yabin Lei, Lewis Michael Popplewell, Xiao Huang
  • Publication number: 20170281480
    Abstract: Methods of preparing a capsule delivery system having two or more different capsules. Also disclosed are capsule delivery systems and consumer products containing such a capsule delivery system.
    Type: Application
    Filed: August 19, 2015
    Publication date: October 5, 2017
    Inventors: Franklin Pringgosusanto, Lewis Michael Popplewell, John Brahms, Yabin Lei, Judith Kerschner, Michael V. Imperiale
  • Patent number: 9777244
    Abstract: This invention is a hydrogel capsule with a fragrance or odorant encapsulated therein during the polymerization process. The hydrogel capsule is of use in fabric care or personal care formulations.
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: October 3, 2017
    Assignee: INTERNATIONAL FLAVORS & FRAGRANCES INC.
    Inventors: Yabin Lei, Xihua Lu, Carol Joyce, Li Xu
  • Patent number: 9763861
    Abstract: A flowable, stable silica capsule formulation composed of a silica capsule suspension and an adjuvant for use in a personal care product, a beauty care product, a fabric care product, a home care product, a personal hygiene product, an oral care product is provided.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: September 19, 2017
    Assignee: INTERNATIONAL FLAVORS & FRAGRANCES INC.
    Inventors: Yabin Lei, Li Xu, Carol Joyce
  • Publication number: 20170252274
    Abstract: Polyurea capsules that encapsulate active materials in polymeric walls resulting from the polymerization of an aliphatic polyisocyanate and a cross-linking agent such as a diamine, amphoteric amine or guanidine amine/salt are provided as are consumer products containing said polyurea capsules and for methods for producing such capsules.
    Type: Application
    Filed: May 23, 2017
    Publication date: September 7, 2017
    Inventors: Yabin LEI, Li XU, Carol JOYCE, Lewis Michael POPPLEWELL
  • Patent number: 9687424
    Abstract: Polyurea capsules that encapsulate active materials in polymeric walls resulting from the polymerization of an aliphatic polyisocyanate and a cross-linking agent such as a diamine, amphoteric amine or guanidine amine/salt are provided as are consumer products containing said polyurea capsules and for methods for producing such capsules.
    Type: Grant
    Filed: August 16, 2013
    Date of Patent: June 27, 2017
    Assignee: INTERNATIONAL FLAVORS & FRAGRANCES
    Inventors: Yabin Lei, Li Xu, Carol Joyce, Lewis Michael Popplewell
  • Patent number: 9532933
    Abstract: The present invention relates to a microcapsule particle composition that is composed of a sol-gel material. The microcapsule particle composition is well suited for personal care and cleaning products.
    Type: Grant
    Filed: February 26, 2015
    Date of Patent: January 3, 2017
    Inventors: Yabin Lei, Lewis Michael Popplewell, Xiao Huang
  • Publication number: 20160193122
    Abstract: Poiyurea or polyurethane 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 poiyurea or polyurethane wall and an oil core; the poiyurea or polyurethane 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 poiyurea and polyurethane capsule compositions, as well as consumer products containing one of these compositions.
    Type: Application
    Filed: August 15, 2014
    Publication date: July 7, 2016
    Inventors: Yabin LEI, Li XU, Lewis Michael POPPLEWELL
  • Publication number: 20160166480
    Abstract: A microcapsule composition useful in delivering an active material contains an oil core and a microcapsule wall encapsulating the oil core. The microcapsule has a zeta potential of 10 mV or greater, the microcapsule wall is formed of an encapsulating polymer, and the oil core contains an active material. Also disclosed are consumer products containing such a microcapsule.
    Type: Application
    Filed: February 18, 2016
    Publication date: June 16, 2016
    Inventors: Yabin LEI, Lewis Michael POPPLEWELL, Li XU, John BRAHMS