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公开(公告)号：US11602495B2
公开(公告)日：2023-03-14
申请号：US15106426
申请日：2014-12-18
Applicant: COLGATE-PALMOLIVE COMPANY
Inventor： Guisheng Pan , Suman Chopra
IPC: A61Q11/00 , A61K8/02 , C01B33/18 , C03C15/00 , C09C1/30 , C03C17/23 , C09K3/14 , C03C17/22 , A61K8/25 , A61K8/19 , A61K8/46
Abstract: The present invention relates to core shell silica particles, wherein each core shell silica particle comprises a silica core, and a surface of the silica core is etched with metal silicate, the core shell silica particles prepared by: i) admixing an amount of silica particles in water with an amount of a base, wherein the base comprises a monovalent metal ion, to produce core shell silica particles, each core shell silica particle comprising a silica core, and a surface of the silica core etched with a silicate of the monovalent metal ion; and ii) reacting the core shell silica particles formed in step i) with a metal salt comprising a second metal ion, to form core shell silica particles comprising silicate of the second metal ion on the surface of the silica core.
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公开(公告)号：US11324678B2
公开(公告)日：2022-05-10
申请号：US16512472
申请日：2019-07-16
Applicant: Colgate-Palmolive Company
Inventor： Guisheng Pan , Suman Chopra
IPC: A61K8/25 , A61Q11/00 , A61K8/02 , A61K8/19 , C01B33/18 , C03C15/00 , C09C1/30 , A61K8/46 , C03C17/23 , C09K3/14 , C03C17/22
Abstract: This invention provides core shell silica particles, wherein each core shell silica particle comprises a silica core, and a surface of the silica core etched with group I metal silicate. These core shell silica particles have high surface charge density and anti-bacterial activity. Also provided are compositions comprising core shell silica particles, process of making the core shell silica particles and methods of reducing or inhibiting bacterial activity by administering the core shell silica particles or compositions thereof.
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公开(公告)号：US11141364B2
公开(公告)日：2021-10-12
申请号：US15827571
申请日：2017-11-30
Applicant: Colgate-Palmolive Company
Inventor： Guisheng Pan , Lin Fei , Suman Chopra
Abstract: Oral care compositions and methods for the same are provided herein. The oral care composition may include an orally acceptable vehicle, a peroxide whitening agent, and one or more gelling agents. The gelling agents may include a fatty acid. The gelling agents may be free or substantially free of fatty alcohols. The gelling agents may include at least one of palmitic acid, stearic acid, or mixtures thereof.
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Patent Agency Ranking
公开(公告)号：US10959936B2
公开(公告)日：2021-03-30
申请号：US16934596
申请日：2020-07-21
Applicant: Colgate-Palmolive Company
Inventor： Lynette A. Zaidel , Guisheng Pan , Suman K. Chopra , Prakasarao Mandadi , Michael Prencipe
IPC: A61K8/22 , A61K8/81 , A61K8/02 , A61Q11/00 , A61Q11/02 , A61K8/24 , A61K8/90 , A61K8/49 , A61K8/891
Abstract: Oral care compositions comprising: (a) a peroxide complex comprising a peroxide component and an N-vinyl heterocyclic polymer (e.g., poly-N-vinyl polylactam, or poly-N-vinyl-polyimide); (b) a whitening agent (e.g., hydrogen peroxide); and (c) an orally acceptable carrier. In one embodiment, the carrier comprises a film forming material. Methods are also provided for making an oral care composition comprising: (a) mixing a whitening agent, silicone adhesive and carrier fluid to form a homogenous mixture; (b) adding a peroxide complex to said homogenous mixture, wherein said complex comprises hydrogen peroxide and an N-vinyl heterocyclic polymer; and (c) mixing under vacuum.
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公开(公告)号：US10925818B2
公开(公告)日：2021-02-23
申请号：US15827758
申请日：2017-11-30
Applicant: Colgate-Palmolive Company
Inventor： Guisheng Pan , Lin Fei , Suman Chopra
Abstract: Anhydrous oral care compositions and methods for making and using the same are described herein. The anhydrous oral care compositions may include an orally acceptable vehicle, a peroxide whitening agent, and an abrasive system. The abrasive system may include at least one abrasive having a pellicle cleaning ratio (PCR) greater than or equal to 100.
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公开(公告)号：US10369091B2
公开(公告)日：2019-08-06
申请号：US15106445
申请日：2014-12-18
Applicant: COLGATE-PALMOLIVE COMPANY
Inventor： Guisheng Pan , Suman Chopra
IPC: A61K8/02 , A61K8/19 , A61K8/25 , A61Q11/00 , A61K8/46 , C09C1/30 , C01B33/18 , C03C15/00 , C09K3/14 , C03C17/23 , C03C17/22
Abstract: This invention provides core shell silica particles, wherein each core shell silica particle comprises a silica core, and a surface of the silica core etched with group I metal silicate. These core shell silica particles have high surface charge density and anti-bacterial activity. Also provided are compositions comprising core shell silica particles, process of making the core shell silica particles and methods of reducing or inhibiting bacterial activity by administering the core shell silica particles or compositions thereof.
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公开(公告)号：US09974723B2
公开(公告)日：2018-05-22
申请号：US15104244
申请日：2013-12-16
Applicant: Colgate-Palmolive Company
Inventor： Robert D'Ambrogio , Andrei Potanin , Guisheng Pan , Nora Lin
IPC: A61Q11/00 , A61K8/25 , A61K33/10 , A61K47/38 , A61K8/36 , A61K8/73 , A61K8/19 , A61K8/24 , A61K8/34
CPC classification number: A61K8/36 , A61K8/19 , A61K8/24 , A61K8/25 , A61K8/34 , A61K8/345 , A61K8/731 , A61K2800/28 , A61K2800/48 , A61K2800/524 , A61K2800/592 , A61Q11/00
Abstract: The present invention provides an oral care composition comprising, based on the total weight of the composition: (a) 15 to 24 weight % calcium carbonate; (b) 0.9 to 2.5 weight % cellulose ether thickening agent; (c) 7 to 10 weight % thickening silica; and (d) at least 40 weight % water.
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公开(公告)号：US20170014321A1
公开(公告)日：2017-01-19
申请号：US15104085
申请日：2013-12-16
Applicant: Colgate-Palmolive Company
Inventor： Robert D'Ambrogio , Andrei Potanin , Guisheng Pan , Nora Lin
CPC classification number: A61K8/36 , A61K8/19 , A61K8/24 , A61K8/25 , A61K8/26 , A61K8/345 , A61K8/73 , A61K8/731 , A61K2800/28 , A61K2800/48 , A61K2800/592 , A61Q11/00
Abstract: The present invention provides an oral care composition comprising, by total weight of the composition: (a) 15 to 35 weight % calcium carbonate; (b) 0.5 to 2 weight % cellulose ether thickening agent; (c) 1 to 6 weight % clay thickening agent; and (d) at least 35 weight % water; wherein, when the composition comprises less than 28 weight % calcium carbonate and less than 4 weight % clay thickening agent, the cellulose ether thickening agent is present in an amount of greater than 1 weight %.
Abstract translation: 本发明提供一种口腔护理组合物，其包含组合物的总重量：（a）15至35重量％的碳酸钙; （b）0.5〜2重量％纤维素醚增稠剂; （c）1〜6重量％粘土增稠剂; 和（d）至少35重量％的水; 其中当所述组合物包含小于28重量％的碳酸钙和小于4重量％的粘土增稠剂时，纤维素醚增稠剂的存在量大于1重量％。
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