Patents by Inventor Qingtao Li
Qingtao Li 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: 11955677Abstract: One embodiment is a redox flow battery system that includes an anolyte; a catholyte; an anolyte tank configured for holding at least a portion of the anolyte; a catholyte tank configured for holding at least a portion of the catholyte; a primary redox flow battery arrangement, and a second redox flow battery arrangement. The primary and secondary redox flow battery arrangements share the anolyte and catholyte tanks and each includes a first half-cell including a first electrode in contact with the anolyte, a second half-cell including a second electrode in contact with the catholyte, a separator separating the first half-cell from the second half-cell, an anolyte pump, and a catholyte pump. The peak power delivery capacity of the secondary redox flow battery arrangement is less than the peak power delivery capacity of the primary redox flow battery arrangement.Type: GrantFiled: June 29, 2021Date of Patent: April 9, 2024Assignee: COUGAR CREEK TECHNOLOGIES, LLCInventors: Liyu Li, Qingtao Luo
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Patent number: 9102874Abstract: A luminescent element is disclosed including: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; wherein the luminescent substrate comprises a luminescent material with a chemical composition of Y2SiO5:Tb. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent devices with ultrahigh brightness.Type: GrantFiled: August 26, 2009Date of Patent: August 11, 2015Assignee: Ocean's King Lighting Science & Technology CO., LTD.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Jing Tang, Chaopu Shi, Qingtao Li
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Patent number: 9096799Abstract: A luminescent element comprises: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; the luminescent substrate comprises luminescent materials with a chemical composition of Y3AlxGa5-xO12:Tb, and 0?x?5. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.Type: GrantFiled: August 26, 2009Date of Patent: August 4, 2015Assignee: Ocean's King Lighting Science & Technology CO., LTD.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Jing Tang, Chaopu Shi, Qingtao Li
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Patent number: 9096796Abstract: A luminescent element comprises: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; the luminescent substrate comprises luminescent materials with a chemical composition of Zn2SiO4:Mn. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.Type: GrantFiled: August 26, 2009Date of Patent: August 4, 2015Assignee: Ocean's King Lighting Science & Technology CO., LTD.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Jing Tang, Chaopu Shi, Qingtao Li
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Patent number: 9000667Abstract: A luminescent element includes a luminescent glass and a metal layer with a metal microstructure formed on a surface of the luminescent glass; wherein the luminescent glass has a chemical composition: bY2O3.cAl2O3.dB2O3.yTb2O3, wherein bY2O3.cAl2O3.dB2O3.yTb2O3. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.Type: GrantFiled: August 26, 2009Date of Patent: April 7, 2015Assignee: Ocean's King Lighting Science & Technology Co., Ltd.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Qingtao Li, Jing Tang, Xi Luo
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Patent number: 8980132Abstract: Provided are a luminescent material and a preparing method thereof. The borosilicate luminescent material has a chemical formula of aM2O.bLn2O3.cAl2O3.dR2O3.eSiO2.fCeO2.gTb2O3 or aMO.bLn2O3.cAl2O3.dR2O3.eSiO2.fCeO2.gTb2O3, wherein M is alkaline earth metal or alkali metal, Ln is one or two elements selected from the group consisting of elements Y and Gd; R is one or two elements selected from the group consisting of elements B and P; a, b, c, d, e, f, and g are molar fractions, and 6?a?20, 3?b?12, 20?c?30, 32?d?45, 0?e?12, 0.01?f?1, and 0.05?g?1.5. The preparing methods comprises the following steps: 1) selecting source compounds of above elements; 2) mixing and grinding the source compounds to obtain a mixture; 3) presintering the mixture, then grinding the mixture; 4) sintering under reducing atmosphere, and cooling, thereby obtaining the luminescent material.Type: GrantFiled: February 12, 2010Date of Patent: March 17, 2015Assignee: Ocean's King Lighting Science & Technology Co., Ltd.Inventors: Mingjie Zhou, Qingtao Li, Wenbo Ma
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Patent number: 8925349Abstract: A rare earth ion doped silicate luminescence glass and preparation method thereof are provided. The luminescence glass is the material with the following formula: aM2O.bM?2O3.cSiO2.dRE2O3, wherein M is at least one of Na, K and Li, M? is at least one of Y, Gd, La, Sc and Lu, RE is at least one of Ce, Tm, Tb, Ho, Dy, Er, Nd, Sm, Eu and Pr. The preparation method is: grinding the raw material until mixed uniformly, calcining the raw material at 1200-1500° C. for 1-5 h, cooling to room temperature, annealing at 600-1100° C. for 0.5-24 h, cooling to room temperature again, molding then getting the product. The performance of the product is stable. The product is homogenous, and the luminescence performance is good. The light transmittance is high. The process of the preparation method is simple and with low cost.Type: GrantFiled: May 19, 2009Date of Patent: January 6, 2015Assignee: Ocean's King Lighting Science & Technology Co., Ltd.Inventors: Mingjie Zhou, Wenbo Ma, Zhaopu Shi, Yanbo Qiao, Qingtao Li
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Patent number: 8786171Abstract: A field emission light source device, comprising: cathode plate comprising substrate and cathode conductive layer disposed on surface of substrate, and anode plate comprising base formed from transparent ceramic material and anode conductive layer disposed on one surface of base, and insulating support member by which cathode plate and anode plate are integrally fixed, and vacuum-tight chamber formed with anode plate, cathode plate and insulating support member; anode conductive layer and the cathode plate are disposed opposite each other. Because of advantages of good electrical conductivity, high light transmittance, stable electron-impact resistance performance and uniform luminescence, using transparent ceramic as the base of the anode plate in the field emission light source device can increase electron beam excitation efficiency effectively, increase light extraction efficiency of the field emission light source device, and finally increase its luminous efficiency.Type: GrantFiled: September 20, 2010Date of Patent: July 22, 2014Assignee: Ocean's King Lighting Science & Technology Co., Ltd.Inventors: Mingjie Zhou, Wenbo Ma, Qingtao Li
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Patent number: 8592333Abstract: A green light-emitting glass and the method of preparing the same are provided. The components with parts by mole of the green light-emitting glass are alkali oxide 25-40, Y2O3 0.01-15, SiO2 40-70, Tb2O3 0.01-15. The method of preparing the glass includes mixing alkali salt with Y2O3, SiO2 and Tb4O7, firing the mixture at 1200° C.-1500° C. for 1-5 hours, cooling the precursor to the room temperature and annealing the precursor in a reducing atmosphere at 600° C.-1200° C. for 1-20 hours. A green light-emitting glass with good transparence, high uniformity, easily being made into big bulk and high stability is provided. The process of capsulation of parts by using the glass is simple. And a method of preparing the glass with simple process and low cost is provided.Type: GrantFiled: March 25, 2009Date of Patent: November 26, 2013Assignee: Ocean's King Lighting Science & Technology Co., Ltd.Inventors: Mingjie Zhou, Wenbo Ma, Zhaopu Shi, Yanbo Qiao, Qingtao Li
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Patent number: 8525400Abstract: A luminescent element includes a luminescent glass and a metal layer with a metal microstructure formed on a surface of the luminescent glass; wherein the luminescent glass has a chemical composition: aR2O.bZnO.cSiO2.nMnO2, wherein R represents the alkali metal element, a, b, c, and n are, by mole parts, 9.5˜40, 8˜40, 35˜70, and 0.01˜1, respectively. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.Type: GrantFiled: August 26, 2009Date of Patent: September 3, 2013Assignee: Ocean's King Lighting Science & Technology Co., Ltd.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Qingtao Li
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Publication number: 20130175918Abstract: A field emission anode plate (1), a field emission light source and a manufacturing method for the light source are provided. The field emission anode plate comprises a transparent ceramic base (10) and an anode conductive layer (11) provided on the surface of the transparent ceramic base which can be excited to produce light by cathode rays. The field emission light source comprises the field emission anode plate, a field emission cathode plate (2) and a supporter (3). The field emission cathode plate comprises a substrate (20) and a cathode conductive layer (21) provided on the surface of the substrate. The anode conductive layer and the cathode conductive layer are arranged opposite to each other, and two ends of the supporter are hermetically connected to the field emission anode plate and the field emission cathode plate respectively, thus the field emission anode plate, the field emission cathode plate and the supporter constitute a vacuum chamber.Type: ApplicationFiled: September 26, 2010Publication date: July 11, 2013Applicant: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY CO, LTDInventors: Mingjie Zhou, Wenbo Ma, Qingtao Li
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Publication number: 20130169143Abstract: A field emission light source device, comprising: cathode plate comprising substrate and cathode conductive layer disposed on surface of substrate, and anode plate comprising base formed from transparent ceramic material and anode conductive layer disposed on one surface of base, and insulating support member by which cathode plate and anode plate are integrally fixed, and vacuum-tight chamber formed with anode plate, cathode plate and insulating support member; anode conductive layer and the cathode plate are disposed opposite each other. Because of advantages of good electrical conductivity, high light transmittance, stable electron-impact resistance performance and uniform luminescence, using transparent ceramic as the base of the anode plate in the field emission light source device can increase electron beam excitation efficiency effectively, increase light extraction efficiency of the field emission light source device, and finally increase its luminous efficiency.Type: ApplicationFiled: September 20, 2010Publication date: July 4, 2013Inventors: Mingjie Zhou, Wenbo Ma, Qingtao Li
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Publication number: 20130078459Abstract: A conductive adhesive mixture includes a component A which is 0.1% to 28% of the dry weight of the conductive adhesive mixture and a component B which is 72% to 99.9% of the dry weight of the conductive adhesive mixture. The component A is selected from one or more of the group consisting of SnCl4, InCl3 and SbCl3; and the component B is selected from one or more of the group consisting of K2O.nSiO2, Na2O.nSiO2, (SiO2)n and Al2O3. The conductive adhesive mixture, having good electrical conductivity, is used for preparation of the fluorescent screen anode plate, greatly improving the life of the luminous layer, thus improving the life and light efficiency of the field emission device. The present invention further provides a fluorescent screen anode plate manufactured with this conductive adhesive mixture and the manufacturing method thereof.Type: ApplicationFiled: June 9, 2010Publication date: March 28, 2013Applicant: Ocean's King Lighting Science & Technology Co., Ltd.Inventors: Mingjie Zhou, Wenbo Ma, Qingtao Li, Pengrui Shao
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Publication number: 20130001444Abstract: The present invention relates to a white light luminescent device based on purple light LED. The white light luminescent device includes a housing, a support plate, at least one purple light LED semiconductor light source, and a piece of high silica luminescent glass. The support plate is received in the housing. The at least one purple light LED semiconductor light source is positioned on the support plate. The piece of high silica luminescent glass doped with Eu ions is opposite to the purple light LED semiconductor light source. One surface of the high silica luminescent glass away from the purple light LED semiconductor light source is coated with a phosphor layer formed with a selection from a mixture of yellow phosphor and red phosphor, a mixture of green phosphor and red phosphor, and yellow phosphor.Type: ApplicationFiled: December 31, 2009Publication date: January 3, 2013Inventors: Mingjie Zhou, Wenbo Ma, Yanbo Qiao, Zhaopu Shi, Qingtao Li
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Publication number: 20120286205Abstract: Provided are a borosilicate luminescent material and a preparing method thereof. The borosilicate luminescent material has a chemical formula of aM2O.bLn2O3.cAl2O3.dR2O3.eSiO2.fCeO2.gTb2O3, wherein M is alkaline earth metal or alkali metal, Ln is one or two elements selected from the group consisting of elements Y and Gd; R is one or two elements selected from the group consisting of elements B and P; a, b, c, d, e, f, and g are molar fractions, and 6?a?20, 3?b?12, 20?c?30, 32?d?45, 0?e?12, 0.01?f?1, and 0.05?g?1.5. The preparing methods comprises the following steps: 1) selecting source compounds of above elements; 2) mixing and grinding the source compounds to obtain a mixture; 3) presintering the mixture, then grinding the same; 4) sintering under reducing atmosphere, and cooling, thereby obtaining the borosilicate luminescent material.Type: ApplicationFiled: February 12, 2010Publication date: November 15, 2012Inventors: Mingjie Zhou, Qingtao Li, Wenbo Ma
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Publication number: 20120153803Abstract: A luminescent element includes a luminescent glass and a metal layer with a metal microstructure formed on a surface of the luminescent glass; wherein the luminescent glass has a chemical composition: aR2O.bZnO.cSiO2.nMnO2, wherein R represents the alkali metal element, a, b, c, and n are, by mole parts, 9.5˜40, 8˜40, 35˜70, and 0.01˜1, respectively. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.Type: ApplicationFiled: August 26, 2009Publication date: June 21, 2012Applicant: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY CO., LTD.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Qingtao Li
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Publication number: 20120153822Abstract: A luminescent element includes a luminescent glass and a metal layer with a metal microstructure formed on a surface of the luminescent glass; wherein the luminescent glass has a chemical composition: bY2O3.cAl2O3.dB2O3.yTb2O3, wherein bY2O3.cAl2O3.dB2O3.yTb2O3. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.Type: ApplicationFiled: August 26, 2009Publication date: June 21, 2012Applicant: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY CO., LTD.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Qingtao Li, Jing Tang, Xi Luo
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Publication number: 20120153821Abstract: A luminescent element comprises: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; the luminescent substrate comprises luminescent materials with a chemical composition of Y3AlxGa5-xO12:Tb, and 0?x?5. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.Type: ApplicationFiled: August 26, 2009Publication date: June 21, 2012Applicant: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY CO., LTD.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Jing Tang, Chaopu Shi, Qingtao Li
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Publication number: 20120146501Abstract: A luminescent element is disclosed including: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; wherein the luminescent substrate comprises a luminescent material with a chemical composition of Y2SiO5:Tb. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent devices with ultrahigh brightness.Type: ApplicationFiled: August 26, 2009Publication date: June 14, 2012Applicant: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY CO.,LTDInventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Jing Tang, Chaopu Shi, Qingtao Li
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Publication number: 20120146500Abstract: A luminescent element comprises: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; the luminescent substrate comprises luminescent materials with a chemical composition of Zn2SiO4:Mn. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.Type: ApplicationFiled: August 26, 2009Publication date: June 14, 2012Applicant: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY CO LT.Inventors: Mingjie Zhou, Wenbo Ma, Yugang Liu, Jing Tang, Chaopu Shi, Qingtao Li