Patents by Inventor Chunjie Zhang
Chunjie 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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Patent number: 12214564Abstract: An optical assembly (200) including an encapsulated multilayer optical film (250). Methods of making and using such optical assemblies also are disclosed.Type: GrantFiled: December 1, 2020Date of Patent: February 4, 2025Assignee: 3M Innovative Properties CompanyInventors: Gregg A. Ambur, Douglas S. Dunn, Henry A. Kostalik, IV, Christopher S. DeGraw, Thomas P. Klun, Benjamin R. Coonce, Richard J. Pokorny, Chunjie Zhang, Laurent Froissard, Joseph S. Warner
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Publication number: 20250030191Abstract: A cluster block housing for electrical leads includes a plurality of connected casings that are separable and identically shaped. Each casing of the plurality of casings includes a plug-receiving aperture. Adjacently connected two casings of the plurality of casings are adapted to be positioned adjacently at a plurality of positions relative to each other. Each of plurality of positions corresponds to a distinct distance between the plug-receiving apertures of the two adjacent casings. The plug-receiving apertures are maintained in a row in each of the plurality of positions.Type: ApplicationFiled: July 18, 2024Publication date: January 23, 2025Applicant: Tyco Electronics (Shanghai) Co., Ltd.Inventors: Zhimin Zhang, Wenfang (Felix) Zhang, Tongbao (Tim) Ding, Yongjian (Justin) Huang, Chunjie Hu, Jinyu Zhang
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Publication number: 20240318098Abstract: The present invention is a cleaning composition including a binder, a gas generator, an acid, and at least about 0.1% water. The cleaning article has an aged Shore A hardness of at least about 10, an aged Shore D hardness of up to about 100, and a dissolution time of between about 1 minute and about 60 minutes.Type: ApplicationFiled: June 29, 2022Publication date: September 26, 2024Inventors: Chunjie Zhang, Yifan Zhang, Douglas M. Williams, Siwei Leng, Sedat Gunes
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Publication number: 20240312686Abstract: The present application relates to a ferrofluid control device, which generates two different magnetic fields by placing the first magnetic conductor and the second magnetic conductor at different positions of the first coil group, thereby enabling the ferrofluid to produce more abundant dancing effects. Furthermore, a richer dancing effect can be realized by adding the second coil group and the third magnetic conductor.Type: ApplicationFiled: April 8, 2023Publication date: September 19, 2024Inventor: CHUNJIE ZHANG
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Patent number: 12053945Abstract: A method of making a shaped abrasion-resistant multilayer optical film includes providing a curable composition comprising, based on the total weight of components a) to d) components: a) 87 to 96 weight percent of urethane (meth)acrylate compound having an average (meth)acrylate functionality of 2 to 4.8; b) 2 to 12.5 weight percent of (meth)acrylate monomer having a (meth)acrylate functionality of 1 to 2, wherein the (meth)acrylate monomer does not comprise a urethane (meth)acrylate compound; optionally c) 0.5 to 2 weight percent of silicone (meth)acrylate; and d) optional effective amount of photoinitiator. The curable composition is coated onto an MOF. Optionally, the curable composition to is at least partially dried. Next, the curable composition or the at least partially dried curable composition is at least partially cured to provide an abrasion-resistant multilayer optical film. Lastly, the abrasion-resistant multilayer optical film is thermoformed using a female mold having a mold surface.Type: GrantFiled: May 30, 2019Date of Patent: August 6, 2024Assignee: 3M Innovative Properties CompanyInventors: Benjamin R. Coonce, Richard J. Pokorny, Thomas P. Klun, Chunjie Zhang, Gregg A. Ambur, Benjamin G. Sonnek, Daniel J. Richter, Jung-Sheng Wu
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Publication number: 20230405766Abstract: A method of making a coated abrasive article includes disposing a precursor make layer on a major surface of the backing, optionally partially curing the precursor make layer to provide a partially cured precursor make layer, disposing abrasive particles; partially embedding abrasive particles in the optionally partially cured precursor make layer; and further curing the optionally partially cured precursor make layer to form a make layer. The precursor make layer comprises components comprising: a) 50 to 97.99 percent by weight of phenol-formaldehyde resin; b) 1 to 49 percent by weight of resorcinol-formaldehyde resin; c) 1 to 49 percent by weight of at least one compound having at least one free-radically polymerizable group; and d) 0.01 to 1 percent by weight of a free-radical initiator. A size layer and/or supersize layer may be disposed over the make layer and abrasive articles. Coated abrasive articles made by the method are also disclosed.Type: ApplicationFiled: September 22, 2021Publication date: December 21, 2023Inventors: Junting Li, Yu Yang, Jing Zhang, Michael J. Annen, Ernest L. Thurber, Eric W. Nelson, Mark A. Lukowski, Chunjie Zhang
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Publication number: 20230305210Abstract: An optical assembly including an optical element insert molded directly onto an optical stack is provided. The optical stack includes an optical film and may include a liner with the optical film being disposed between the optical element and the liner. The liner, if included, is removable from the optical film without substantial damage to the optical film. An outermost layer of the optical film may be diffusion bonded to a major surface of the optical element.Type: ApplicationFiled: May 16, 2023Publication date: September 28, 2023Inventors: Gregg A. Ambur, Benjamin G. Sonnek, Jo A. Etter, Timothy L. Wong, Thomas P. Klun, Richard J. Pokorny, Benjamin R. Coonce, Douglas S. Dunn, Henry A. Kostalik, IV, Christopher S. DeGraw, John R. Jacobson, Chunjie Zhang
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Patent number: 11709299Abstract: An optical assembly including an optical element insert molded directly onto an optical stack is provided. The optical stack includes an optical film and may include a liner with the optical film being disposed between the optical element and the liner. The liner, if included, is removable from the optical film without substantial damage to the optical film. An outermost layer of the optical film may be diffusion bonded to a major surface of the optical element. The optical film includes a protective coating having an average thickness of no more than 30 micrometers. The protective coating includes an at least partially cured composition. The composition includes 70 to 96 weight percent of urethane (meth)acrylate compound having an average (meth)acrylate functionality of 2 to 9.5, and 2 to 20 weight percent of (meth)acrylate monomer having a (meth)acrylate functionality of 1 to 2.Type: GrantFiled: June 7, 2019Date of Patent: July 25, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Gregg A. Ambur, Benjamin G. Sonnek, Jo A. Etter, Timothy L. Wong, Thomas P. Klun, Richard J. Pokorny, Benjamin R. Coonce, Douglas S. Dunn, Henry A. Kostalik, IV, Christopher S. DeGraw, John R. Jacobson, Chunjie Zhang, Jung-Sheng Wu
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Patent number: 11693168Abstract: An optical assembly including an optical element insert molded directly onto an optical stack is provided. The optical stack includes an optical film and may include a liner with the optical film being disposed between the optical element and the liner. The liner, if included, is removable from the optical film without substantial damage to the optical film. An outermost layer of the optical film may be diffusion bonded to a major surface of the optical element.Type: GrantFiled: October 3, 2018Date of Patent: July 4, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Gregg A. Ambur, Benjamin G. Sonnek, Jo A. Etter, Timothy L. Wong, Thomas P. Klun, Richard J. Pokorny, Benjamin R. Coonce, Douglas S. Dunn, Henry A. Kostalik, IV, Christopher S. Degraw, John R. Jacobson, Chunjie Zhang
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Publication number: 20220410511Abstract: An optical assembly (200) including an encapsulated multilayer optical film (250). Methods of making and using such optical assemblies also are disclosed.Type: ApplicationFiled: December 1, 2020Publication date: December 29, 2022Inventors: Gregg A. Ambur, Douglas S. Dunn, Henry A. Kostalik, IV, Christopher S. DeGraw, Thomas P. Klun, Benjamin R. Coonce, Richard J. Pokorny, Chunjie Zhang, Laurent Froissard, Joseph S. Warner
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Publication number: 20220340774Abstract: The present disclosure provides a high temperature, flame resistant and flexible coating composition based on alkali silicate and fluoropolymers. The coating can be used to bond a surface of a non-woven mat and seal the edges. The coating composition can be applied using a coating method on the surface and the edges of, for example, an inorganic fiber based non-woven mat.Type: ApplicationFiled: August 19, 2020Publication date: October 27, 2022Inventors: Chunjie Zhang, Pingfan Wu, Tianying Jiang, Liang Gong
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Patent number: 11447657Abstract: A curable composition comprises: a) 91 to 98.2 weight percent of: (i) at least one polymerizable compound containing at least one carbamylene group; or (ii) at least one polyurethane precursor system; and b) 0.2 to 9 weight percent of alpha alumina particles having a particle size distribution with a Dv50 of from 0.1 to 1 micron, wherein the weight percentages of a) and b) are based upon the total amount of a) and b). Cured compositions and their use in thermoforming are also disclosed.Type: GrantFiled: December 6, 2018Date of Patent: September 20, 2022Assignee: 3M Innovative Properties CompanyInventors: Thomas P. Klun, Chunjie Zhang, Richard J. Pokorny, Benjamin R. Coonce, Benjamin G. Sonnek, Gregg A. Ambur, Jung-Sheng Wu
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Publication number: 20220204817Abstract: Primer layers for adhesion of pressure sensitive adhesive materials to substrates comprise a cured primer which is the reaction product of an epoxy resin and a polyamine. The epoxy resin may be an aromatic epoxy resin. The polyamine may be a polymer such as polyethylenimine (PEI) or polyvinylamine (PVA). Two-layer constructions comprise the primer layer according to the present disclosure and a substrate layer, which may be directly bound to the primer layer. The substrate layer may comprise one or more polyester polymers, may comprise one or more polymers comprising aromatic groups, and/or may comprise polyethylene terephthalate (PET). Tapes comprise the two-layer construction according to the present disclosure and a pressure sensitive adhesive layer, which may be directly bound to the primer layer. The tape may comprise a second pressure sensitive adhesive layer borne on the opposite face of the tape and optionally a foam layer.Type: ApplicationFiled: May 6, 2020Publication date: June 30, 2022Inventors: Becky A. Jetto, Yu Yang, Chunjie Zhang, Jeffrey A. Peterson, Siwei Leng, Derrick M. Poirier
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Publication number: 20220169884Abstract: A curable composition comprising components: a) alpha-alumina particles; b) 4-(2-(acryloyloxy)ethoxy)-4-oxobutanoic acid; c) at least one free-radically polymerizable compound different from component b); and d) optionally an effective amount of free-radical initiator. An at least partially cured reaction product of components comprising components a) to d), and an abrasion-resistant article including the same are also disclosed.Type: ApplicationFiled: April 8, 2020Publication date: June 2, 2022Inventors: Chunjie Zhang, Jung-Sheng Wu, Thomas P. Klun, Richard J. Pokorny, Benjamin R. Coonce
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Publication number: 20220169888Abstract: A curable composition comprises at least one polymerizable compound and alpha-alumina particles. The alpha-alumina particles, taken as a whole, have a DV50 of less than 100 nanometers. The corresponding cured composition, and an abrasion-resistant article comprising an abrasion-resistant layer comprising the reaction product disposed on a substrate are also disclosed. A method that includes thermoforming the abrasion-resistant article is also disclosed.Type: ApplicationFiled: April 8, 2020Publication date: June 2, 2022Inventors: Chunjie Zhang, Jung-Sheng Wu, Thomas P. Klun, Richard J. Pokorny, Benjamin R. Coonce, Gregg A. Ambur
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Patent number: 11218014Abstract: The present disclosure relates to a circuitry and a method for detecting a temperature of a wireless charging coil, and a storage medium. The circuitry includes: a target resistor, a voltage supply circuit, a voltage detection circuit, and a processing component. The voltage supply circuit is configured to apply a target voltage to the series circuit. The voltage detection circuit is configured to obtain a first measured voltage across two ends of the wireless charging coil and a second measured voltage across two ends of the target resistor. The processing component is configured to: determine a working current of the series circuit based on the second measured voltage and a resistance of the target resistor; determine a real-time resistance of the wireless charging coil based on the first measured voltage and the working current; determine a real-time temperature of the wireless charging coil based on the real-time resistance.Type: GrantFiled: August 30, 2019Date of Patent: January 4, 2022Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.Inventors: Chunjie Zhang, Hui Li
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Publication number: 20210364682Abstract: An optical assembly including an optical element insert molded directly onto an optical stack is provided. The optical stack includes an optical film and may include a liner with the optical film being disposed between the optical element and the liner. The liner, if included, is removable from the optical film without substantial damage to the optical film. An outermost layer of the optical film may be diffusion bonded to a major surface of the optical element. The optical film includes a protective coating having an average thickness of no more than 30 micrometers. The protective coating includes an at least partially cured composition. The composition includes 70 to 96 weight percent of urethane (meth)acrylate compound having an average (meth)acrylate functionality of 2 to 9.5, and 2 to 20 weight percent of (meth)acrylate monomer having a (meth)acrylate functionality of 1 to 2.Type: ApplicationFiled: June 7, 2019Publication date: November 25, 2021Inventors: Gregg A. Ambur, Benjamin G. Sonnek, Jo A. Etter, Timothy L. Wong, Thomas P. Klun, Richard J. Pokorny, Benjamin R. Coonce, Douglas S. Dunn, Henry A. Kostalik, IV, Christopher S. DeGraw, John R. Jacobson, Chunjie Zhang, Jung-Sheng Wu
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Patent number: 11135554Abstract: The present disclosure provides a multilayer article. The multilayer article includes a) a microfiltration membrane substrate, the microfiltration membrane substrate having a first major surface; and b) a first layer having a first major surface and a second major surface disposed opposite the first major surface. The first major surface of the first layer is directly attached to the first major surface of the microfiltration membrane substrate. The first layer includes a first polymeric binder and a plurality of acid-sintered interconnected first silica nanoparticles arranged to form a continuous three-dimensional porous network. The multilayer article further includes c) a second layer attached to the second major surface of the first layer. The second layer includes i) a metal coating or ii) a composite coating comprising a second polymeric binder and at least one of metal nanoparticles or metal nanowires.Type: GrantFiled: March 7, 2018Date of Patent: October 5, 2021Assignee: 3M Innovative Properties CompanyInventors: Chunjie Zhang, Ta-Hua Yu, Hongying Jiang, Xuan Jiang, Kevin M. Casey
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Publication number: 20210221080Abstract: A method of making a shaped abrasion-resistant multilayer optical film includes providing a curable composition comprising, based on the total weight of components a) to d) components: a) 87 to 96 weight percent of urethane (meth)acrylate compound having an average (meth)acrylate functionality of 2 to 4.8; b) 2 to 12.5 weight percent of (meth)acrylate monomer having a (meth)acrylate functionality of 1 to 2, wherein the (meth)acrylate monomer does not comprise a urethane (meth)acrylate compound; optionally c) 0.5 to 2 weight percent of silicone (meth)acrylate; and d) optional effective amount of photoinitiator. The curable composition is coated onto an MOF. Optionally, the curable composition to is at least partially dried. Next, the curable composition or the at least partially dried curable composition is at least partially cured to provide an abrasion-resistant multilayer optical film. Lastly, the abrasion-resistant multilayer optical film is thermoformed using a female mold having a mold surface.Type: ApplicationFiled: May 30, 2019Publication date: July 22, 2021Inventors: Benjamin R. Coonce, Richard J. Pokorny, Thomas P. Klun, Chunjie Zhang, Gregg A. Ambur, Benjamin G. Sonnek, Daniel J. Richter, Jung-Sheng Wu
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Patent number: D1044765Type: GrantFiled: April 12, 2023Date of Patent: October 1, 2024Inventors: Chunjie Zhang, Yunqin Xu