Patents by Inventor Xiangyuan Liu
Xiangyuan 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: 11370708Abstract: A fiber cement material formulation comprising a cementitious binder, a siliceous material, fiber, alumina trihydrate and a bifunctional low density additive wherein the bifunctional low density additive comprises any one or more of diatomaceous earth, recycled autoclave fiber cement dust or cellulose dust. The fiber cement material formulation optionally further comprises a secondary low density additive which may be perlite. In some embodiments, a fiber cement article manufactured from the fiber cement material formulation comprises a density of approximately 1.1 g/cm3 or below.Type: GrantFiled: October 20, 2020Date of Patent: June 28, 2022Assignee: James Hardie Technology LimitedInventors: Xiangyuan Liu, Huagang Zhang, Jongmin Keum, Yongjun Chen, Yan Li, Weiling Peng, Thinh Pham, Farshad J. Motamedi, Lijun Mao, Thomas Mueller
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Publication number: 20210114933Abstract: A fiber cement material formulation comprising a cementitious binder, a siliceous material, fiber, alumina trihydrate and a bifunctional low density additive wherein the bifunctional low density additive comprises any one or more of diatomaceous earth, recycled autoclave fiber cement dust or cellulose dust. The fiber cement material formulation optionally further comprises a secondary low density additive which may be perlite. In some embodiments, a fiber cement article manufactured from the fiber cement material formulation comprises a density of approximately 1.1 g/cm3 or below.Type: ApplicationFiled: October 20, 2020Publication date: April 22, 2021Inventors: Xiangyuan LIU, Huagang ZHANG, Jongmin KEUM, Yongjun CHEN, Yan LI, Weiling PENG, Thinh PHAM, Farshad J. MOTAMEDI, Lijun MAO, Thomas MUELLER
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Patent number: 9862641Abstract: Disclosed herein is a fiber reinforced cementitious composition comprising a cementitious binder and at least one synthetic inorganic reinforcing fiber type, wherein the synthetic inorganic reinforcing fiber type comprises at least one of a man-made mineral fiber type such as basalt fibers, an aluminosilicate wool fiber type or an alkaline earth silicate wool fiber type.Type: GrantFiled: February 23, 2017Date of Patent: January 9, 2018Assignee: James Hardie Technology LimitedInventors: Maree Anast, Xiangyuan Liu, Brian McQuerrey, Padmaja Parakala, Leonard Silva
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Publication number: 20170240466Abstract: Disclosed herein is a fiber reinforced cementitious composition comprising a cementitious binder and at least one synthetic inorganic reinforcing fiber type, wherein the synthetic inorganic reinforcing fiber type comprises at least one of a man-made mineral fiber type such as basalt fibers, an aluminosilicate wool fiber type or an alkaline earth silicate wool fiber type.Type: ApplicationFiled: February 23, 2017Publication date: August 24, 2017Inventors: Maree Anast, Xiangyuan Liu, Brian McQuerrey, Padmaja Parakala, Leonard Silva
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Patent number: 9732524Abstract: Disclosed herein are low density fiber cement articles, such as fiber cement building panels and sheets, comprised of multiple overlaying fiber cement substrate layers having small and uniform entrained air pockets and low density fillers distributed throughout. The combination of entrained air pockets and low density fillers provide a low density fiber cement matrix with physical and mechanical properties similar to comparable low density fiber cement matrix without entrained air pockets.Type: GrantFiled: November 26, 2014Date of Patent: August 15, 2017Assignee: James Hardie Technology LimitedInventors: Sarah Grundy, Kelvin Lau, Xiangyuan Liu, Thomas Patrick Mueller, Joe Zhou Peng, Steven Terzian
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Publication number: 20150086773Abstract: Disclosed herein are low density fiber cement articles, such as fiber cement building panels and sheets, comprised of multiple overlaying fiber cement substrate layers having small and uniform entrained air pockets and low density fillers distributed throughout. The combination of entrained air pockets and low density fillers provide a low density fiber cement matrix with physical and mechanical properties similar to comparable low density fiber cement matrix without entrained air pockets.Type: ApplicationFiled: November 26, 2014Publication date: March 26, 2015Inventors: Sarah Grundy, Kelvin Lau, Xiangyuan Liu, Thomas Patrick Mueller, Joe Zhou Peng, Steven Terzian
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Patent number: 8574360Abstract: Cementitious formulations and their products with enhanced reactivity are provided. Formulations in certain embodiments may include at least one calcium source, a reactant and a filler in a hydrated environment, wherein the reactant, in one form, is crystalline silica that has been modified for reactivity. Enhancement of a reactant may include one or more modifications to its content, grind and/or the cement to silica ratio, as well as addition of one or more additives in the formulation, additives in the form of at least one alumina source, defoamer, catalyst and/or a clay.Type: GrantFiled: February 24, 2012Date of Patent: November 5, 2013Assignee: James Hardie Technology LimitedInventors: Xiangdong Feng, Meiling Gong, Chinmay Avinash Gowardhan, Chongjun Jiang, Michael John Julius, Amitabha Kumar, Shannon Marie Labernik, Xiangyuan Liu, Liyan Ma, Basil Taha Naji, Kalynne Hitzeman Paradis, David John Sharman
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Publication number: 20120152154Abstract: Cementitious formulations and their products with enhanced reactivity are provided. Formulations in certain embodiments may include at least one calcium source, a reactant and a filler in a hydrated environment, wherein the reactant, in one form, is crystalline silica that has been modified for reactivity. Enhancement of a reactant may include one or more modifications to its content, grind and/or the cement to silica ratio, as well as addition of one or more additives in the formulation, additives in the form of at least one alumina source, defoamer, catalyst and/or a clay.Type: ApplicationFiled: February 24, 2012Publication date: June 21, 2012Applicant: JAMES HARDIE TECHNOLOGY LIMITEDInventors: Xiangdong Feng, Meiling Gong, Chinmay Avinash Gowardhan, Chongjun Jiang, Michael John Julius, Amitabha Kumar, Shannon Marie Labernik, Xiangyuan Liu, Liyan Ma, Basil Taha Naji, Kalynne Hitzeman Paradis, David John Sharman
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Patent number: 8147610Abstract: Cementitious formulations and their products with enhanced reactivity are provided. Formulations in certain embodiments may include at least one calcium source, a reactant and a filler in a hydrated environment, wherein the reactant, in one form, is crystalline silica that has been modified for reactivity. Enhancement of a reactant may include one or more modifications to its content, grind and/or the cement to silica ratio, as well as addition of one or more additives in the formulation, additives in the form of at least one alumina source, defoamer, catalyst and/or a clay.Type: GrantFiled: October 2, 2008Date of Patent: April 3, 2012Assignee: James Hardie Technology LimitedInventors: Xiangdong Feng, Meiling Gong, Chinmay Avinash Gowardhan, Chongjun Jiang, Michael John Julius, Amitabha Kumar, Shannon Marie Labernik, Xiangyuan Liu, Liyan Ma, Basil Taha Naji, Kalynne Hitzeman Paradis, David John Sharman
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Patent number: 7704321Abstract: Polycrystalline materials of macroscopic size exhibiting Single-Crystal-Like properties are formed from a plurality of Single-Crystal Particles, having Self-Aligning morphologies and optionally bonded together and aligned along at least one, and up to three, crystallographic directions.Type: GrantFiled: February 18, 2005Date of Patent: April 27, 2010Assignee: Rutgers, the State UniversityInventors: Richard Riman, Larry McCandlish, Xiangyuan Liu
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Publication number: 20090090276Abstract: Cementitious formulations and their products with enhanced reactivity are provided. Formulations in certain embodiments may include at least one calcium source, a reactant and a filler in a hydrated environment, wherein the reactant, in one form, is crystalline silica that has been modified for reactivity. Enhancement of a reactant may include one or more modifications to its content, grind and/or the cement to silica ratio, as well as addition of one or more additives in the formulation, additives in the form of at least one alumina source, defoamer, catalyst and/or a clay.Type: ApplicationFiled: October 2, 2008Publication date: April 9, 2009Inventors: Xiangdong Feng, Meiling Gong, Chinmay Avinash Gowardhan, Chongjun Jiang, Michael John Julius, Amitabha Kumar, Shannon Marie Labernik, Xiangyuan Liu, Liyan Ma, Basil Taha Naji, Kalynne Hitzeman Paradis, David John Sharman
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Publication number: 20050188916Abstract: Polycrystalline materials of macroscopic size exhibiting Single-Crystal-Like properties are formed from a plurality of Single-Crystal Particles, having Self-Aligning morphologies and optionally bonded together and aligned along at least one, and up to three, crystallographic directions.Type: ApplicationFiled: February 18, 2005Publication date: September 1, 2005Applicant: Rutgers, The State UniversityInventors: Richard Riman, Larry McCandlish, Xiangyuan Liu