Patents by Inventor Yuzhen Xu
Yuzhen Xu 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: 11865817Abstract: A thermoplastic multilayer article comprises: a polycarbonate substrate comprising a polycarbonate composition comprising at least one of a polycarbonate homopolymer, a copolycarbonate, or a polycarbonate copolymer, the polycarbonate substrate having a first surface and an opposing second surface; and a first polyurethane layer laminated or coextruded on at least a portion of the first surface of the polycarbonate substrate, the first polyurethane layer comprising a first aliphatic thermoplastic polyurethane and a polyurethane UV stabilizer, wherein the first aliphatic thermoplastic polyurethane comprises first segments formed via a reaction of caprolactone and an aliphatic isocyanate, and second segments formed via a reaction of a chain extender and the aliphatic isocyanate.Type: GrantFiled: April 28, 2020Date of Patent: January 9, 2024Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Christianus Johannes Jacobus Maas, Yuzhen Xu
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Patent number: 11669840Abstract: Disclosed herein is a system and a computer implemented method for managing associations between a plurality of entities in a safe, reliable, effective and efficient manner. The system leverages biometric authentication and identity verification to ensure authentic entity profiles and weed out fake profiles and transactions. Further, the system employs one or more artificial intelligence based algorithms to generate an integrity score for a registered entity based on veracity of information shared by an entity with other entities and with the platform, thereby eliminating fake claims made by registered entities to solicit proposals and connection requests.Type: GrantFiled: December 18, 2020Date of Patent: June 6, 2023Inventor: Yuzhen Xu
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Publication number: 20220203657Abstract: A thermoplastic multilayer article comprises: a polycarbonate substrate comprising a polycarbonate composition comprising at least one of a polycarbonate homopolymer, a copolycarbonate, or a polycarbonate copolymer, the polycarbonate substrate having a first surface and an opposing second surface; and a first polyurethane layer laminated or coextruded on at least a portion of the first surface of the polycarbonate substrate, the first polyurethane layer comprising a first aliphatic thermoplastic polyurethane and a polyurethane UV stabilizer, wherein the first aliphatic thermoplastic polyurethane comprises first segments formed via a reaction of caprolactone and an aliphatic isocyanate, and second segments formed via a reaction of a chain extender and the aliphatic isocyanate.Type: ApplicationFiled: April 28, 2020Publication date: June 30, 2022Inventors: Christianus Johannes Jacobus MAAS, Yuzhen XU
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Publication number: 20210251985Abstract: A lurasidone solid dispersion and a preparation method thereof. The solid dispersion includes a mixture of lurasidone, a pharmaceutical carrier and a plasticizer, in which the lurasidone is in a free base form. The lurasidone solid dispersion obtained by the preparation method has characteristics of high dissolution rate (over 30%) in partial neutral medium (such as pH 6.0), significantly increased bioavailability, and significantly reduced food effect, which overcomes the excessive medication limitation in the prior art, avoids the reduction or even inefficiency of the curative effect caused by improper medication of patients, ensures the normal exertion of the medication effect, thereby increases the flexibility and compliance of patients to take medicine.Type: ApplicationFiled: December 25, 2018Publication date: August 19, 2021Applicant: SUNSHINE LAKE PHARMA CO., LTD.Inventors: Yuzhen XU, Ni WANG, Xin HUANG, Jinsong YOU, Fangfang HUANG
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Patent number: 11090272Abstract: It relates to a lurasidone solid dispersion and a preparation method, wherein the method comprises melting treatment of a mixture containing lurasidone, a medicinal hot melt carrier, optionally an acidic regulator and plasticizer in order to obtain the solid dispersion described herein, and wherein the lurasidone is provided in a form of free base. The lurasidone solid dispersion obtained by the preparation method according to the example of the invention has the characteristics of high dissolution rate (dissolution rate can reach 30%-70%) in a partial neutral medium (e.g. pH6.0). The bioavailability of lurasidone solid dispersion increased significantly and the food effect of lurasidone solid dispersion prepared from the example decreased remarkably.Type: GrantFiled: January 4, 2018Date of Patent: August 17, 2021Assignee: Sunshine Lake Pharma Co., Ltd.Inventors: Yuzhen Xu, Ning Tian, Xin Huang, Jinsong You, Fangfang Huang
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Publication number: 20210209607Abstract: Disclosed herein is a system and a computer implemented method for managing associations between a plurality of entities in a safe, reliable, effective and efficient manner. The system leverages biometric authentication and identity verification to ensure authentic entity profiles and weed out fake profiles and transactions. Further, the system employs one or more artificial intelligence based algorithms to generate an integrity score for a registered entity based on veracity of information shared by an entity with other entities and with the platform, thereby eliminating fake claims made by registered entities to solicit proposals and connection requests.Type: ApplicationFiled: December 18, 2020Publication date: July 8, 2021Inventor: Yuzhen Xu
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Publication number: 20200253048Abstract: A method of thermoforming an article from an integrated transparent conductive film, comprising: applying an ultraviolet curable transfer coating to a first surface of a recipient substrate or to a first surface of a donor substrate, wherein the first surface of the donor substrate includes a conductive coating coupled thereto; pressing the first surface of the recipient substrate and the first surface of the donor substrate together to form a stack; heating the stack and activating the ultraviolet curable transfer coating with an ultraviolet radiation source; removing the donor substrate from the stack leaving a transparent conductive layer, wherein the ultraviolet curable transfer coating remains adhered to the first surface of the recipient substrate and to the conductive coating; laser etching an electrical circuit onto a transparent conductive layer second surface to form an integrated transparent conductive film; and thermoforming the integrated transparent conductive film to form the article.Type: ApplicationFiled: April 2, 2020Publication date: August 6, 2020Inventors: Zhe Chen, Jing Chen, Yonglei Xu, Yuzhen Xu
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Publication number: 20190330468Abstract: A thermoplastic composition, comprising, based on the total weight of the composition: 15 to 90 weight percent of a first poly(aliphatic ester-carbonate) having a first weight average molecular weight; 10 to 85 weight percent of a second poly(aliphatic ester-carbonate) having a second weight average molecular weight that is lower than the first weight average molecular weight; 0.01 to 0.5 weight percent of a mold release agent; 0.01 to 0.5 weight percent of a thermal stabilizer; 0.01 to 0.5 weight percent of a chain extender; San average melt volume flow rate of less than 40 cubic centimeters per 10 minutes when measured at 300° C. at a shear load of 1.2 kg, and an average melt volume flow rate of less than 40 cubic centimeters per 10 minutes when measured at 250° C. at a shear load of 5.0 kg.Type: ApplicationFiled: December 22, 2017Publication date: October 31, 2019Inventors: Yuzhen XU, Xue HAN, Hiker ZHOU
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Publication number: 20190321304Abstract: It relates to a lurasidone solid dispersion and a preparation method, wherein the method comprises melting treatment of a mixture containing lurasidone, a medicinal hot melt carrier, optionally an acidic regulator and plasticizer in order to obtain the solid dispersion described herein, and wherein the lurasidone is provided in a form of free base. The lurasidone solid dispersion obtained by the preparation method according to the example of the invention has the characteristics of high dissolution rate (dissolution rate can reach 30%-70%) in a partial neutral medium (e.g. pH6.0). The bioavailability of lurasidone solid dispersion increased significantly and the food effect of lurasidone solid dispersion prepared from the example decreased remarkably.Type: ApplicationFiled: January 4, 2018Publication date: October 24, 2019Applicant: SUNSHINE LAKE PHARMA CO., LTD.Inventors: Yuzhen XU, Ning TIAN, Xin HUANG, Jinsong YOU, Fangfang HUANG
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Publication number: 20190152196Abstract: A method of forming an article of manufacture, comprising: forming a mold insert, comprising applying a conductive layer on a donor substrate second surface, wherein the conductive layer includes nanometer sized metal particles arranged in a network; applying an ultraviolet curable coating layer to a recipient substrate first surface; pressing the recipient substrate, the ultraviolet curable coating layer, and the donor substrate together to form a stack; heating the stack and activating the ultraviolet cured coating layer with an ultraviolet radiation source; removing the donor substrate from the stack, wherein the ultraviolet curable coating layer adheres to the recipient substrate first surface and the conductive layer; thermoforming the mold insert; and injection molding a polymeric resin layer around a portion of the recipient substrate second surface.Type: ApplicationFiled: September 13, 2016Publication date: May 23, 2019Inventors: Yuzhen Xu, Wei Feng, Zhe Chen, Yonglei Xu, Tsan-Ming Chen
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Publication number: 20190090799Abstract: Provided herein are test elements useful in medical applications, such as glucose testing strips. The test elements have improved mechanical properties and improved processing characteristics as compared to existing test elements.Type: ApplicationFiled: November 2, 2015Publication date: March 28, 2019Applicant: SABIC Global Technologies B.V.Inventors: Yuzhen XU, Hongtao SHI, Shreyas CHAKRAVARTI
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Patent number: 10227465Abstract: A method of making a multilayer sheet includes: forming a substrate including a substrate first surface and a substrate second surface; applying a conductive layer including a base and a conductive coating to the substrate first surface; and applying an ultraviolet cured coating layer to a surface of the conductive layer opposite that in contact with the substrate second surface, wherein the ultraviolet cured coating layer comprises a multifunctional acrylate oligomer and an acrylate monomer; pressing the substrate, conductive layer, and ultraviolet cured coating layer together to form a stack; heating the stack; activating the ultraviolet cured coating layer with an ultraviolet radiation source; and removing the base from the stack leaving a conductive multilayer sheet; wherein the ultraviolet cured coating layer remains adhered to the conductive layer.Type: GrantFiled: April 20, 2015Date of Patent: March 12, 2019Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Wei Feng, Yuzhen Xu, Hengjie Lai, Zhe Chen, Yonglei Xu
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Publication number: 20180279471Abstract: A method of thermoforming an article from an integrated transparent conductive film includes heating the integrated transparent conductive film to a formable temperature in a mold, wherein the integrated transparent conductive film comprises a substrate comprising a transparent thermoplastic material, wherein the substrate includes a substrate first surface and a substrate second surface; a transparent conductive layer disposed adjacent to the substrate, wherein the transparent conductive layer includes a transparent conductive layer first surfaced disposed on the substrate first surface; and an electrical circuit etched onto a transparent conductive layer second surface; thermoforming the integrated transparent conductive film to the article comprising the mold shape; cooling the formed article; and removing the formed article form the mold; wherein the formed article has a functional electrical circuit after thermoforming.Type: ApplicationFiled: September 27, 2016Publication date: September 27, 2018Inventors: Zhe Chen, Jing Chen, Yonglei Xu, Yuzhen Xu
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Publication number: 20170226303Abstract: A method of making a multilayer sheet includes: forming a substrate including a substrate first surface and a substrate second surface; applying a conductive layer including a base and a conductive coating to the substrate first surface; and applying an ultraviolet cured coating layer to a surface of the conductive layer opposite that in contact with the substrate second surface, wherein the ultraviolet cured coating layer comprises a multifunctional acrylate oligomer and an acrylate monomer; pressing the substrate, conductive layer, and ultraviolet cured coating layer together to form a stack; heating the stack; activating the ultraviolet cured coating layer with an ultraviolet radiation source; and removing the base from the stack leaving a conductive multilayer sheet; wherein the ultraviolet cured coating layer remains adhered to the conductive layer.Type: ApplicationFiled: April 20, 2015Publication date: August 10, 2017Inventors: Wei Feng, Yuzhen Xu, Hengjie Lai, Zhe Chen, Yonglei Xu
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Publication number: 20170066225Abstract: An integrated conductive film can comprise: a first substrate including a first surface and a second surface, wherein the first substrate comprises a first polymer; a second substrate coupled to the second surface of the first substrate, wherein the second substrate comprises a second polymer, and wherein the chemical composition of the first polymer is different from the chemical composition of the second polymer; a transfer resin disposed adjacent to the first surface of the first substrate; a conductive coating disposed adjacent to the transfer resin, and wherein a change in electrical resistance of the integrated conductive film is less than or equal to 1 ohm when the film is bent to a bend radius of less than or equal to 126 millimeters as per ASTM D5023.Type: ApplicationFiled: April 20, 2015Publication date: March 9, 2017Inventors: Zhe Chen, Jing Chen, Wei Feng, Yuzhen Xu
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ULTRAVIOLET CURABLE TRANSFER COATING FOR APPLYING NANOMETER SIZED METAL PARTICLES TO POLYMER SURFACE
Publication number: 20170044394Abstract: An ultraviolet curable transfer coating can comprise: a multifunctional acrylate oligomer; an acrylate monomer; and a photoinitiator; wherein the ultraviolet curable transfer coating includes a total weight, wherein 30% to 80% of the total weight comprises the multifunctional acrylate oligomer, wherein 15% to 65% of the total weight comprises the acrylate monomer, and wherein 3% to 7% of the total weight comprises the photoinitiator.Type: ApplicationFiled: April 20, 2015Publication date: February 16, 2017Inventors: Yuzhen Xu, Wei Feng, Zhe Chen, Hengjie Lai, Li Yang, Jing Chen -
Patent number: 9458315Abstract: Described herein is a thermoplastic composition comprising a polycarbonate, a mineral filler, inorganic acid or acid salt, an anti-drip agent, and a flame retardant comprising a perfluoroalkyl sulfonate salt or a combination of an aromatic phosphate ester and a polycarbonate-siloxane block copolymer.Type: GrantFiled: August 25, 2009Date of Patent: October 4, 2016Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Ying Li, Yuzhen Xu, Niles Rosenquist, Jian Yang, Dake Shen
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Patent number: 9228067Abstract: A polycarbonate film having a thickness of 0.05 mm to 0.25 mm is formed from a thermoplastic composition that includes a first branched polycarbonate that has a peak melt viscosity of at least 7,000 poise when measured using a parallel plate melt rheology test at a heating rate of 10° C./min at a temperature of between 350° C. to 450° C., a second branched polycarbonate, and a perfluoroalkyl sulfonate salt.Type: GrantFiled: September 14, 2012Date of Patent: January 5, 2016Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Yuzhen Xu, Liang Wen, Zhe Chen, Yaming Niu, Jean-Francois Morizur
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Patent number: 8927661Abstract: Disclosed herein is a flame retardant composition comprising 10 to 90 weight percent of a linear polycarbonate; a branched polycarbonate; 10 to 70 weight percent of a polysiloxane-polycarbonate copolymer; and 1 to 20 weight percent of a phosphazene compound; were all weight percents are based on the total weight of the composition. Disclosed herein too is a method comprising blending 10 to 90 weight percent of a linear polycarbonate; a branched polycarbonate; 10 to 70 weight percent of a polysiloxane-polycarbonate copolymer; and 1 to 20 weight percent of a phosphazene compound; to form a flame retardant composition; were all weight percents are based on the total weight of the composition.Type: GrantFiled: May 24, 2013Date of Patent: January 6, 2015Assignee: Sabic Global Technologies B.V.Inventors: Mingfeng Li, Liang Wen, Wei Shan, Yuzhen Xu, Jian Yang
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Patent number: 8895649Abstract: Disclosed herein is a flame retardant composition comprising 10 to 90 weight percent of a linear polycarbonate; 5 to 50 weight percent of a polysiloxane-polycarbonate copolymer; where the polysiloxane-polycarbonate copolymer comprises 10 weight percent or more of polysiloxane and where the molecular weight of the polysiloxane is 30,000 grams per mole or greater; and 1 to 20 weight percent of a phosphazene compound; where all weight percents are based on the total weight of the composition.Type: GrantFiled: May 24, 2013Date of Patent: November 25, 2014Assignee: SABIC Global Technologies B.V.Inventors: Mingfeng Li, Liang Wen, Wei Shan, Yuzhen Xu, Jian Yang