Patents by Inventor Kai Xi
Kai Xi 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: 12252578Abstract: A polyurethane foam composition comprising: (a) an isocyanate compound; (b) one or more isocyanate reactive compounds at least one of the isocyanate reactive compounds comprises an aromatic polyester polyol compound comprising an imide moiety wherein the aromatic polyester polyol is the reaction product of: (i) a cyclic anhydride compound; (ii) a phthalic acid based compound, (iii) a primary amine compound, (iv) an aliphatic diol compound; (v) optionally, a high functionality, low molecular weight polyether polyol compound; (vi) optionally, a hydrophobic compound; and wherein the weight ratio of Component (i) to Component (ii) is from 1:24 to 24:1; and wherein the aromatic polyester polyol is liquid at 25° C. and comprises a hydroxy value ranging from about 30 to about 600; and (c) a blowing agent.Type: GrantFiled: August 5, 2020Date of Patent: March 18, 2025Inventors: Kai Xi, David J. Shieh, Lifeng Wu, Sachchida Singh
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Publication number: 20240099464Abstract: A chair support shell has an integral back portion, seat portion, and joining portion between the back portion and the seat portion. At least a major portion of the support shell comprises a compliant structure, the compliant structure having a plurality of cells interconnected by a plurality of resilient members. The compliant structure provides compliance in the seat portion, compliance in the back portion, and compliance in the joining portion. The compliant structure enables recline of the back portion relative to the seat portion.Type: ApplicationFiled: November 29, 2023Publication date: March 28, 2024Inventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin
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Patent number: 11864658Abstract: A chair support shell has an integral back portion, seat portion, and joining portion between the back portion and the seat portion. At least a major portion of the support shell comprises a compliant structure, the compliant structure having a plurality of cells interconnected by a plurality of resilient members. The compliant structure provides compliance in the seat portion, compliance in the back portion, and compliance in the joining portion. The compliant structure enables recline of the back portion relative to the seat portion.Type: GrantFiled: August 18, 2021Date of Patent: January 9, 2024Assignee: Formway Furniture LimitedInventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin
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Publication number: 20240002580Abstract: A method for making an aromatic polyester polyol compound, wherein the method comprises reacting at esterification reaction conditions a reactive mixture comprising the following components: (i) an aromatic acid compound; (ii) an aliphatic diol compound; (iii) a dialkylol alkanoic acid compound; (iv) optionally, a hydrophobic compound, a polyhydroxy compound comprising at least three hydroxyl groups, or combinations thereof, and wherein the aromatic polyester polyol compound is liquid at 25° C. and has a hydroxy value ranging from about 30 to about 600.Type: ApplicationFiled: December 3, 2021Publication date: January 4, 2024Inventors: Kai XI, Paul MACKEY, Lifeng WU, Sachchida SINGH
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Publication number: 20240002578Abstract: A polyurethane foam composition comprising: (a) an isocyanate compound; (b) one or more isocyanate reactive compounds and wherein at least one of the isocyanate reactive compounds comprises an aromatic polyester polyol compound that is the reaction product of: (i) an aromatic acid compound; (ii) an aliphatic diol compound; (iii) a dialkylol alkanoic acid compound; and (iv) optionally, a polyhydroxy compound comprising at least three hydroxyl groups, a hydrophobic compound, or combinations thereof; and wherein the aromatic polyester polyol compound is liquid at 25° C. and has a hydroxy value ranging from 30 to 600; and (c) a blowing agent.Type: ApplicationFiled: December 3, 2021Publication date: January 4, 2024Inventors: Kai XI, Paul MACKEY, Lifeng WU, Sachchida SINGH
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Publication number: 20220315705Abstract: A method of forming an aromatic polyester polyol compound comprising an imide moiety, wherein the method comprises reacting: (i) a cyclic anhydride compound; (ii) a phthalic acid based compound; (iii) a primary amine compound; and (iv) an aliphatic diol compound.Type: ApplicationFiled: August 5, 2020Publication date: October 6, 2022Inventors: Kai Xi, David J. Shieh, Lifeng Wu, Sachchida Singh
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Publication number: 20220275144Abstract: A polyurethane foam composition comprising: (a) an isocyanate compound; (b) one or more isocyanate reactive compounds at least one of the isocyanate reactive compounds comprises an aromatic polyester polyol compound comprising an imide moiety wherein the aromatic polyester polyol is the reaction product of: (i) a cyclic anhydride compound; (ii) a phthalic acid based compound, (iii) a primary amine compound, (iv) an aliphatic diol compound; (v) optionally, a high functionality, low molecular weight polyether polyol compound; (vi) optionally, a hydrophobic compound; and wherein the weight ratio of Component (i) to Component (ii) is from 1:24 to 24:1; and wherein the aromatic polyester polyol is liquid at 25° C. and comprises a hydroxy value ranging from about 30 to about 600; and (c) a blowing agent.Type: ApplicationFiled: August 5, 2020Publication date: September 1, 2022Inventors: Kai Xi, David J. Shieh, Lifeng Wu, Sachchida Singh
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Patent number: 11208519Abstract: Tertiary amine catalysts having isocyanate reactive groups that are capable of forming thermally stable covalent bonds able to withstand temperatures up to 120° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g., indexes as low as 65 but higher than 60) while meeting all physical property requirements; b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: GrantFiled: October 15, 2018Date of Patent: December 28, 2021Assignee: Evonik Operations GmbHInventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Kai Xi, Renee Jo Keller
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Publication number: 20210368984Abstract: A chair support shell has an integral back portion, seat portion, and joining portion between the back portion and the seat portion. At least a major portion of the support shell comprises a compliant structure, the compliant structure having a plurality of cells interconnected by a plurality of resilient members. The compliant structure provides compliance in the seat portion, compliance in the back portion, and compliance in the joining portion. The compliant structure enables recline of the back portion relative to the seat portion.Type: ApplicationFiled: August 18, 2021Publication date: December 2, 2021Inventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin
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Patent number: 11122901Abstract: A chair support shell has an integral back portion, seat portion, and joining portion between the back portion and the seat portion. At least a major portion of the support shell comprises a compliant structure, the compliant structure having a plurality of cells interconnected by a plurality of resilient members. The compliant structure provides compliance in the seat portion, compliance in the back portion, and compliance in the joining portion. The compliant structure enables recline of the back portion relative to the seat portion.Type: GrantFiled: February 3, 2017Date of Patent: September 21, 2021Assignee: Formway Furniture LimitedInventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin
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Patent number: 11021561Abstract: A catalyst composition for making polyurethane foam, the catalyst composition including a compound having a general formula R1R2R3N, wherein each of R1, R2 and R3 are independently selected from the group consisting of: a compound according to formula (I): wherein n=1 to 5; and R4, R5 and R6 are each independently hydrogen, methyl, ethyl and propyl groups; hydrogen, a C1-C6 alkyl group compound, a C1-C6 cycloalkyl group compound, a C1-C6 alkenyl group compound, a C1-C6 alkynyl group compound, a C1-C6 aryl group compound, and a C1-C6 aralkyl group compound, each group being substituted or unsubstituted; wherein at least one of R1, R2 and R3 is a compound according to formula (I). A polyurethane composition and method for forming a polyurethane foam are also disclosed.Type: GrantFiled: July 11, 2017Date of Patent: June 1, 2021Assignee: Evonik Operations GmbHInventors: Kai Xi, Juan Jesus Burdeniuc, Irene Joann Hsu, Renee Jo Keller, Timothy Joseph Miller, Jared Denis Bender, Jane Kniss
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Publication number: 20210137271Abstract: A chair support shell has an integral back portion, seat portion, and joining portion between the back portion and the seat portion. At least a major portion of the support shell comprises a compliant structure, the compliant structure having a plurality of cells interconnected by a plurality of resilient members. The compliant structure provides compliance in the seat portion, compliance in the back portion, and compliance in the joining portion. The compliant structure enables recline of the back portion relative to the seat portion.Type: ApplicationFiled: February 3, 2017Publication date: May 13, 2021Inventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin
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Publication number: 20190048121Abstract: Tertiary amine catalysts having isocyanate reactive groups that are capable of forming thermally stable covalent bonds able to withstand temperatures up to 120° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g., indexes as low as 65 but higher than 60) while meeting all physical property requirements; b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: ApplicationFiled: October 15, 2018Publication date: February 14, 2019Inventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Kai Xi, Renee Jo Keller
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Patent number: 10100141Abstract: Tertiary amine catalysts having isocyanate reactive groups that are capable of forming thermally stable covalent bonds able to withstand temperatures up to 120° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g. indexes as low as 65 but higher than 60) while meeting all physical property requirements; b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: GrantFiled: June 1, 2016Date of Patent: October 16, 2018Assignee: Evonik Degussa GmbHInventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Kai Xi, Renee Jo Keller
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Publication number: 20180009930Abstract: A catalyst composition for making polyurethane foam, the catalyst composition including a compound having a general formula R1R2R3N, wherein each of R1, R2 and R3 are independently selected from the group consisting of: a compound according to formula (I): wherein n=1 to 5; and R4, R5 and R6 are each independently hydrogen, methyl, ethyl and propyl groups; hydrogen, a C1-C6 alkyl group compound, a C1-C6 cycloalkyl group compound, a C1-C6 alkenyl group compound, a C1-C6 alkynyl group compound, a C1-C6 aryl group compound, and a C1-C6 aralkyl group compound, each group being substituted or unsubstituted; wherein at least one of R1, R2 and R3 is a compound according to formula (I). A polyurethane composition and method for forming a polyurethane foam are also disclosed.Type: ApplicationFiled: July 11, 2017Publication date: January 11, 2018Inventors: Kai Xi, Juan Jesus Burdeniuc, Irene Joann Hsu, Renee Jo Keller, Timothy Joseph Miller, Jared Denis Bender, Jane Kniss
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Publication number: 20160347901Abstract: Tertiary amine catalysts having isocyanate reactive groups that are capable of forming thermally stable covalent bonds able to withstand temperatures up to 120° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g. indexes as low as 65 but higher than 60) while meeting all physical property requirements; b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: ApplicationFiled: June 1, 2016Publication date: December 1, 2016Applicant: Air Products and Chemicals, Inc.Inventors: JUAN JESUS BURDENIUC, Torsten Panitzsch, Kai Xi, Renee Jo Keller
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Patent number: D863807Type: GrantFiled: August 3, 2017Date of Patent: October 22, 2019Assignee: Formway Furniture LimitedInventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin
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Patent number: D869188Type: GrantFiled: August 22, 2019Date of Patent: December 10, 2019Assignee: Formway Furniture LimitedInventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin
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Patent number: D869189Type: GrantFiled: August 22, 2019Date of Patent: December 10, 2019Assignee: Formway Furniture LimitedInventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin
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Patent number: D869216Type: GrantFiled: August 22, 2019Date of Patent: December 10, 2019Assignee: Formway Furniture LimitedInventors: Kent Wallace Parker, Martyn Walter Goodwin Collings, Wayne Douglas O'Hara, Aaron Michael Young, Paul James Stevenson, Gavin James Bateman, Kai Xi Lin