Patents by Inventor Shengxia Liu
Shengxia Liu 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: 9371408Abstract: The invention relates to a polymer derived from: reaction of glycidyl (meth)acrylate, allyl glycidyl ether or [(vinyloxy)methyl]oxirane with ammonia or primary amine to obtain a mixture of monomer compounds; reaction of the mixture of monomer compounds with at least one of acrylic acid, vinyl alcohol, vinyl acetate, acrylamide, methylacrylic acid, and methylacrylamide to obtain an intermediate polymer; and reaction of the intermediate polymer with a dithiocarbamic acid salt. Methods for using the polymer are also described herein.Type: GrantFiled: July 6, 2012Date of Patent: June 21, 2016Assignee: GENERAL ELECTRIC COMPANYInventors: Yangang Liang, Wenqing Peng, Xiaoan Xie, Shengxia Liu, Hongchen Dong, Stephen Robert Vasconcellos, Ping Lue, Edward Joseph Urankar, Larry Neil Lewis, Robert James Perry
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Patent number: 8865905Abstract: A compound of formula IV: wherein R1, R2, and R3 are, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; Ar is heteroaryl, aryl, alkyl or cycloalkyl; b and c are, independently at each occurrence, an integer ranging from 0-4; a is an integer ranging from 0-3; and n is an integer ranging from 2 to 4.Type: GrantFiled: March 21, 2013Date of Patent: October 21, 2014Assignee: General Electric CompanyInventors: Yangang Liang, Shengxia Liu, Rui Wang, Jie Liu, Kelly Scott Chichak
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Publication number: 20140179854Abstract: The invention relates to a polymer derived from: reaction of glycidyl (meth)acrylate, allyl glycidyl ether or [(vinyloxy)methyl]oxirane with ammonia or primary amine to obtain a mixture of monomer compounds; reaction of the mixture of monomer compounds with at least one of acrylic acid, vinyl alcohol, vinyl acetate, acrylamide, methylacrylic acid, and methylacrylamide to obtain an intermediate polymer; and reaction of the intermediate polymer with a dithiocarbamic acid salt. Methods for using the polymer are also described herein.Type: ApplicationFiled: July 6, 2012Publication date: June 26, 2014Applicant: GENERAL ELECTRIC COMPANYInventors: Yangang Liang, Wenqing Peng, Xiaoan Xie, Shengxia Liu, Hongchen Dong, Ping Lue, Stephen Robert Vasconcellos, Edward Joseph Urankar, Larry Neil Lewis, Robert James Perry
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Patent number: 8728326Abstract: The invention relates to a polymer comprising structural units of formula and formula wherein R1, R2, R5 and R6 are independently hydrogen, a methyl group, or —COOH, only one of R1 and R2 or R5 and R6 is —COOH; R3 and R7 are independently hydrogen, or a methyl group; R4 is —COOH, —CONH2 or —OH, when R4 is —OH, R1, R2 and R3 are respectively hydrogen; and R8 is —COO, —CONH, or —O—, when R8 is —O—, R5, R6 and R7 are respectively hydrogen. Methods for preparing and using the polymer are also described herein.Type: GrantFiled: March 29, 2011Date of Patent: May 20, 2014Assignee: General Electric CompanyInventors: Wenqing Peng, Yangang Liang, Shengxia Liu, Larry Neil Lewis, Robert James Perry, Stephen Robert Vasconcellos, Su Lu, Guixi Zhang
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Patent number: 8426601Abstract: A compound of formula II is prepared by: reacting a compound of formula F with 1-chloro-3,5-dibromobenzene to form a compound of formula G; reacting the compound of formula G with pinacol diborane to form a compound of formula H; reacting the compound of formula H with 1-bromo-3-iodobenzene to form a compound of formula J.Type: GrantFiled: March 20, 2012Date of Patent: April 23, 2013Assignee: General Electric CompanyInventors: Yangag Liang, Shengxia Liu, Rui Wang, Jie Liu, Kelly Scott Chichak
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Publication number: 20120217444Abstract: The invention relates to composition comprising: at least one free radical polymerizable vinyl compound; and an active amount of inhibition composition comprising metal ions, halogen ions and a ligand having a donor atom selected from oxygen, nitrogen, sulfur, phosphorus and a combination thereof, the metal ions being selected from ions of Ti, Mo, Re, Ru, Fe, Rh, Ni, Pd, Co, Os, Cu and any combination thereof; wherein the composition is free of a nitroxyl compound of a secondary amine having no hydrogen atom on ?-C atom. A method for inhibiting the premature polymerization of at least one free radical polymerizable vinyl compound, comprising: adding an active amount of the inhibition composition to the at least one free radical polymerizable vinyl compound.Type: ApplicationFiled: February 28, 2011Publication date: August 30, 2012Inventors: Shengxia Liu, Wenqing Peng, Mary Catherine King, Sherif Eldin, John Link
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Publication number: 20120178938Abstract: A compound of formula II is prepared by: reacting a compound of formula F with 1-chloro-3,5-dibromobenzene to form a compound of formula G; reacting the compound of formula C with pinacol diborane to form a compound of formula H; reacting the compound of formula H with 1-bromo-3-iodobenzene to form a compound of formula J; and reacting the compound of formula J with pinacol diborane to form a compound of formula K; and reacting the compound of formula K with 3,5-dibromopyridine to form the compound of formula II.Type: ApplicationFiled: March 20, 2012Publication date: July 12, 2012Applicant: General Electric CompanyInventors: Yangang Liang, Shengxia Liu, Rui Wang, Jie Liu, Kelly Scott Chichak
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Publication number: 20120152851Abstract: The invention relates to a polymer comprising structural units of formula and formula wherein R1, R2, R5 and R6 are independently hydrogen, a methyl group, or —COOH, only one of R1 and R2 or R5 and R6 is —COOH; R3 and R7 are independently hydrogen, or a methyl group; R4 is —COOH, —CONH2 or —OH, when R4 is —OH, R1, R2 and R3 are respectively hydrogen; and R8 is —COO, —CONH, or —O—, when R8 is —O—, R5, R6 and R7 are respectively hydrogen. Methods for preparing and using the polymer are also described herein.Type: ApplicationFiled: March 29, 2011Publication date: June 21, 2012Inventors: Wenqing Peng, Yangang Liang, Shengxia Liu, Larry Neil Lewis, Robert James Perry, Stephen Robert Vasconcellos, Su Lu, Guixi Zhang
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Patent number: 8178682Abstract: An organic compound of formula E is made from a process comprising: reacting a compound of formula A and a compound of formula B to form a compound of formula C; and reacting one of the compound of formula C and the compound of formula D with a first boron esterification reagent to generate a boronic acid or a boronic ester to react with another of the compound of formula C and the compound of formula D to form a compound of formula E; wherein R1, R2, and R3 are, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical.Type: GrantFiled: June 26, 2009Date of Patent: May 15, 2012Assignee: General Electric CompanyInventors: Yangang Liang, Shengxia Liu, Rui Wang, Jie Liu, Kelly Scott Chichak
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Patent number: 8163402Abstract: The invention relates to a polymer comprising structural unit of formula I: wherein R1, R2, R3, R4, R5, and R6 are independently at each occurrence a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; a, b, d, e and f are independently at each occurrence 0, or an integer ranging from 1 to 4; c is independently at each occurrence 0, or an integer ranging from 1 to 3. In another aspect, the invention relates to monomers for preparing the polymers. In yet another aspect, the invention relates to an optical electronic device comprising a polymer comprising structural unit of formula I.Type: GrantFiled: December 6, 2008Date of Patent: April 24, 2012Assignee: General Electric CompanyInventors: Qing Ye, Jie Liu, Yangang Liang, Shengxia Liu
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Patent number: 8062768Abstract: Organic compounds of formula I may be used in optoelectronic devices wherein R1 is, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; R2 is, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; a is, independently at each occurrence, an integer ranging from 0-4; b is, independently at each occurrence, an integer ranging from 0-3; Ar1 is a direct bond or heteroaryl, aryl, or alkyl or cycloalkyl; Ar2 is heteroaryl, aryl, or alkyl or cycloalkyl; c is 0, 1 or 2; and n is an integer ranging from 2-4.Type: GrantFiled: May 22, 2008Date of Patent: November 22, 2011Assignee: General Electric CompanyInventors: Yangang Liang, Shengxia Liu, Kelly Scott Chichak, Qing Ye, Jie Liu
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Patent number: 8039125Abstract: Organic compounds of formula I may be used in optoelectronic devices wherein R1 is, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; R2 is, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; a is, independently at each occurrence, an integer ranging from 0-4; b is, independently at each occurrence, an integer ranging from 0-3; Ar1 is a direct bond or heteroaryl, aryl, or alkyl or cycloalkyl; Ar2 is heteroaryl, aryl, or alkyl or cycloalkyl; c is 0, 1 or 2; and n is an integer ranging from 2-4.Type: GrantFiled: October 27, 2008Date of Patent: October 18, 2011Assignee: General Electric CompanyInventors: Qing Ye, Yangang Liang, Shengxia Liu, Kelly Scott Chichak, Jie Liu
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Patent number: 7989476Abstract: Compound of formula C is made by reacting a compound of formula A with an pyridyl boronic acid or pyridyl borate ester to form a compound of formula B; and combining the compound of formula B with a pyridyl dihalide to form the compound of C; wherein R3, R4, R5, R6 and R7 are, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; X is, independently at each occurrence, CH or N; Y is chloro or bromo; Z is bromo or iodo; and when Y is bromo, Z is iodo; d, e, and g are, independently at each occurrence, an integer ranging from 0-4; f is an integer ranging from 0-2; and h is an integer ranging from 0-3.Type: GrantFiled: January 8, 2009Date of Patent: August 2, 2011Assignee: General Electric CompanyInventors: Kelly Scott Chichak, Qing Ye, Yangang Liang, Shengxia Liu, Rui Wang
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Patent number: 7955720Abstract: The invention relates to a polymer comprising structural unit of formula II: wherein R1, R2, R3, R4, R5, R6 and R7 are independently at each occurrence a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; a, b, d, e and f are independently at each occurrence 0, or an integer ranging from 1 to 4; c and g are independently at each occurrence 0, or an integer ranging from 1 to 3. In another aspect, the invention relates to monomers for preparing the polymers. In yet another aspect, the invention relates to an optical electronic device comprising a polymer comprising structural unit of formula II.Type: GrantFiled: December 6, 2008Date of Patent: June 7, 2011Assignee: General Electric CompanyInventors: Qing Ye, Jie Liu, Yangang Liang, Shengxia Liu
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Publication number: 20100331547Abstract: An organic compound of formula E is made from a process comprising: reacting a compound of formula A and a compound of formula B to form a compound of formula C; and reacting one of the compound of formula C and the compound of formula D with a first boron esterification reagent to generate a boronic acid or a boronic ester to react with another of the compound of formula C and the compound of formula D to form a compound of formula E; wherein R1, R2, and R3 are, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; X1 is chloro, bromo, trifluoromethanesulfonate, or hydroxy; X2 is chloro, bromo, iodo; and when X1 is chloro, X2 is bromo or iodo, when X1 is bromo, X2 is iodo, when X1 is hydroxy, X2 is chloro, bromo or iodo, when X1 is trifluoromethanesulfonate, X2 is bromo or iodo; X3 is a boronic acid or boronic ester; X is CH or N and when X is CH, at least one of R2 is pyridyl; X4 is chloro, bromo, trifluoromethanesulfonate, or hyType: ApplicationFiled: June 26, 2009Publication date: December 30, 2010Applicant: General Electric CompanyInventors: Yangang Liang, Shengxia Liu, Rui Wang, Jie Liu, Kelly Scott Chichak
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Publication number: 20100294984Abstract: The invention relates to a method of controlling silica scale in an aqueous system, including adding an effective amount of mixture of a first polymer and a second polymer into the aqueous system, wherein the first polymer and the second polymer each has at least one of a first structural unit derived from any of quaternary ammonium monomer, quaternary phosphonium monomer, and quaternary sulfonium monomer and a second structural unit derived from any of sulfonic acid, sulfuric acid, phosphoric acid, carboxylic acid and any salt thereof, the first polymer bears a first net charge or being neutral, the second polymer bears a second net charge opposite the first net charge or bearing positive net charge when the first polymer is neutral, the first structural unit is from about 1 mol % to about 99 mol % of the mixture.Type: ApplicationFiled: May 22, 2009Publication date: November 25, 2010Applicant: General Electric CompanyInventors: Wenqing Peng, Su Lu, Zhida Pan, Ashok Shankar Shetty, Chihyu Sui, Bing Zhang, Shengxia Liu, Mingna Xiong, Yangang Liang
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Publication number: 20100276639Abstract: The invention relates to a polymer comprising structural unit of formula II: wherein R1, R2, R3, R4, R5, R6 and R7 are independently at each occurrence a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; a, b, d, e and f are independently at each occurrence 0, or an integer ranging from 1 to 4; c and g are independently at each occurrence 0, or an integer ranging from 1 to 3. In another aspect, the invention relates to monomers for preparing the polymers. In yet another aspect, the invention relates to an optical electronic device comprising a polymer comprising structural unit of formula II.Type: ApplicationFiled: December 6, 2008Publication date: November 4, 2010Inventors: Qing Ye, Jie Liu, Yangang Liang, Shengxia Liu
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Publication number: 20100264370Abstract: The invention relates to a polymer comprising structural unit of formula I: wherein R1, R2, R3, R4, R5, and R6 are independently at each occurrence a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; a, b, d, e and f are independently at each occurrence 0, or an integer ranging from 1 to 4; c is independently at each occurrence 0, or an integer ranging from 1 to 3. In another aspect, the invention relates to monomers for preparing the polymers. In yet another aspect, the invention relates to an optical electronic device comprising a polymer comprising structural unit of formula I.Type: ApplicationFiled: December 6, 2008Publication date: October 21, 2010Inventors: Qing Ye, Jie Liu, Yangang Liang, Shengxia Liu
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Publication number: 20100174086Abstract: Compound of formula C is made by reacting a compound of formula A with an pyridyl boronic acid or pyridyl borate ester to form a compound of formula B; and combining the compound of formula B with a pyridyl dihalide to form the compound of C; wherein R3, R4, R5, R6 and R7 are, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; X is, independently at each occurrence, CH or N; Y is chloro or bromo; Z is bromo or iodo; and when Y is bromo, Z is iodo; d, e, and g are, independently at each occurrence, an integer ranging from 0-4; f is an integer ranging from 0-2; and h is an integer ranging from 0-3.Type: ApplicationFiled: January 8, 2009Publication date: July 8, 2010Applicant: GENERAL ELECTRIC COMPANYInventors: Kelly Scott Chichak, Qing Ye, Yangang Liang, Shengxia Liu, Rui Wang
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Publication number: 20090289547Abstract: Organic compounds of formula I may be used in optoelectronic devices wherein R1 is, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; R2 is, independently at each occurrence, a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; a is, independently at each occurrence, an integer ranging from 0-4; b is, independently at each occurrence, an integer ranging from 0-3; Ar1 is a direct bond or heteroaryl, aryl, or alkyl or cycloalkyl; Ar2 is heteroaryl, aryl, or alkyl or cycloalkyl; c is 0, 1 or 2; and n is an integer ranging from 2-4.Type: ApplicationFiled: October 27, 2008Publication date: November 26, 2009Applicant: GENERAL ELECTRIC COMPANYInventors: Qing Ye, Yangang Liang, Shengxia Liu, Kelly Scott Chichak, Jie Liu