Patents by Inventor Dennis ZHANG
Dennis ZHANG 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).
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Publication number: 20240132747Abstract: A coated substrate comprising a coating extending over at least a part of the substrate. The coating is obtainable from a coating composition comprising (a) a polymeric binder; and (b) a feathering reducing agent comprising a carboxylic acid reactive functional group. The coated portion of the substrate comprises a pretreatment layer. The pretreatment layer is obtainable from a pretreatment composition that comprises a trivalent chromium compound. The invention extends to a method of coating a pre-treated substrate and a coated package, such as a metal can.Type: ApplicationFiled: January 28, 2022Publication date: April 25, 2024Applicant: PPG Industries Ohio, Inc.Inventors: Adam Bradley Powell, Jr., Elzen Kurpejovic, Fengshuo Hu, Carl A. Seneker, Wenchao Zhang, Hongying Zhou, Edward R. Millero, Jr., Dennis A. Simpson, Michael G. Olah, Rudolf Baumgarten, Kareem Kaleem, Nigel F Masters, William H. Retsch, Jr.
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Publication number: 20240101860Abstract: A coating composition comprising (a) a polyester binder material; and (b) a feathering reducing agent. The feathering reducing agent is selected from (i) an acrylic feathering reducing agent comprising a functional group selected from hydroxyl, epoxide, phosphatized epoxide and/or acid-functional; (ii) a hydroxy-functional polyester feathering reducing agent; (iii) a feathering reducing agent comprising a functional group selected from amine, amide, imine and/or nitrile; (iv) a phosphatized epoxy feathering reducing agent; (v) a phenolic resin feathering reducing agent; and/or (vi) a feathering reducing agent comprising an oxazolyl functional group. The invention extends to a substrate coated with the coating composition and use of the coating composition to reduce feathering.Type: ApplicationFiled: January 28, 2022Publication date: March 28, 2024Applicant: PPG Industries Ohio, Inc.Inventors: Adam Bradley Powell, Jr., Elzen Kurpejovic, Fengshuo Hu, Carl A. Seneker, Wenchao Zhang, Hongying Zhou, Edward R. Millero, Jr., Dennis A. Simpson, Michael G. Olah, Rudolf Baumgarten, Kareem Kaleem, Nigel F Masters, William H. Retsch, Jr.
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Publication number: 20230363991Abstract: In one aspect, the present disclosure relates to oral care compositions comprising a source of zinc, a fluoride source, a zwitterionic surfactant and a taurate surfactant. In one aspect the compositions of the disclosure can be used for the treatment or reduction of erosive tooth demineralization, gingivitis, plaque, and dental caries. In one aspect the oral care composition includes zinc citrate, zinc oxide, arginine, cocamidopropyl betaine and at least one taurate surfactant (e.g., sodium methyl cocoyl taurate).Type: ApplicationFiled: July 27, 2023Publication date: November 16, 2023Applicant: Colgate-Palmolive CompanyInventors: Dennis ZHANG, Luciana Rinaudi Marron, Stacey Lavender, Lauren Evans, Neeta Atul Patel, Venda Porter Maloney, Alice NG
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Patent number: 11752075Abstract: In one aspect, the present disclosure relates to oral care compositions comprising a source of zinc, a fluoride source, a zwitterionic surfactant and a taurate surfactant. In one aspect the compositions of the disclosure can be used for the treatment or reduction of erosive tooth demineralization, gingivitis, plaque, and dental caries. In one aspect the oral care composition includes zinc citrate, zinc oxide, arginine, cocamidopropyl betaine and at least one taurate surfactant (e.g., sodium methyl cocoyl taurate).Type: GrantFiled: May 24, 2022Date of Patent: September 12, 2023Assignee: Colgate-Palmolive CompanyInventors: Dennis Zhang, Luciana Rinaudi Marron, Stacey Lavender, Lauren Evans, Neeta Atul Patel, Venda Porter Maloney, Alice Ng
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Publication number: 20230045410Abstract: Disclosed herein are oral care compositions comprising hydroxyapatite and a basic amino acid as well as methods of reducing or inhibiting enamel erosion, repairing enamel erosion damage, and/or increasing enamel microcrack or microscratch resistance using these compositions.Type: ApplicationFiled: July 20, 2022Publication date: February 9, 2023Applicant: Colgate-Palmolive CompanyInventors: Dennis ZHANG, Luciana RINAUDI MARRON, Stacey LAVENDER, Zoe SCOULLOS, Yun XU, Qichao RUAN
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Publication number: 20230038764Abstract: Disclosed herein are oral care compositions comprising hydroxyapatite and hydroxyethylcellulose as well as methods of reducing or inhibiting enamel erosion, repairing enamel erosion damage, and/or increasing enamel microcrack resistance using these compositions.Type: ApplicationFiled: July 20, 2022Publication date: February 9, 2023Applicant: Colgate-Palmolive CompanyInventors: Dennis ZHANG, Luciana RINAUDI MARRON, Stacey LAVENDER, Alice NG, Qichao RUAN
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Publication number: 20230039655Abstract: Disclosed herein are oral care compositions comprising hydroxyapatite and a silica abrasive as well as methods of reducing or inhibiting enamel erosion, repairing enamel erosion damage, increasing enamel microcrack resistance and/or increasing enamel microscratch resistance using these compositions.Type: ApplicationFiled: July 20, 2022Publication date: February 9, 2023Applicant: Colgate-Palmolive CompanyInventors: Dennis ZHANG, Luciana RINAUDI MARRON, Stacey LAVENDER, Gokul GOVINDARAJU, Qichao RUAN
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Publication number: 20220387273Abstract: In one aspect, the present disclosure relates to oral care compositions comprising a source of zinc, a fluoride source, a zwitterionic surfactant and a taurate surfactant. In one aspect the compositions of the disclosure can be used for the treatment or reduction of erosive tooth demineralization, gingivitis, plaque, and dental caries. In one aspect the oral care composition includes zinc citrate, zinc oxide, arginine, cocamidopropyl betaine and at least one taurate surfactant (e.g., sodium methyl cocoyl taurate).Type: ApplicationFiled: May 24, 2022Publication date: December 8, 2022Applicant: Colgate-Palmolive CompanyInventors: Dennis ZHANG, Luciana RINAUDI MARRON, Stacey LAVENDER, Lauren EVANS, Neeta Atul PATEL, Venda Porter MALONEY, Alice NG
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Publication number: 20220296490Abstract: Provided herein are oral care compositions comprising partially hydrolyzed plant protein, which are useful in methods of repairing or inhibiting dental erosion, promoting dental remineralization, and/or enhancing the anti-cavity effects of fluoride.Type: ApplicationFiled: June 3, 2022Publication date: September 22, 2022Inventors: Dennis ZHANG, Luciana RINAUDI MARRON, Stacey LAVENDER, Thomas SUBKOWSKI, Nina SCHNEIDER, Volker WENDEL, Claus BOLLSCHWEILER
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Patent number: 10532016Abstract: Disclosed herein are zinc-amino acid-tripolyphosphate complexes, oral care and personal care compositions comprising zinc-amino acid-tripolyphosphate complexes, and methods of making and using the same.Type: GrantFiled: December 7, 2018Date of Patent: January 14, 2020Assignee: Colgate-Palmolive CompanyInventors: Zhigang Hao, Dennis Zhang, Donghui Wu, Ravi Subramanyam, Chi-Yuan Cheng, Long Pan, Stanislav Jaracz
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Publication number: 20190175479Abstract: Disclosed herein are zinc-amino acid-tripolyphosphate complexes, oral care and personal care compositions comprising zinc-amino acid-tripolyphosphate complexes, and methods of making and using the same.Type: ApplicationFiled: December 7, 2018Publication date: June 13, 2019Applicant: Colgate-Palmolive CompanyInventors: Zhigang HAO, Dennis ZHANG, Donghui WU, Ravi SUBRAMANYAM, Chi-Yuan CHENG, Long PAN, Stanislav JARACZ