Patents by Inventor Xiang-Qian Liu
Xiang-Qian 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: 11058612Abstract: A multistage colored polymer particle is provided, having a core comprising polymerized units of a monoethylenically unsaturated carboxylic acid core monomer and a non-ionic ethylenically unsaturated core monomer; an inner shell comprising polymerized units of a non-ionic ethylenically unsaturated inner shell monomer; a monoethylenically unsaturated carboxylic acid inner shell monomer; optionally, an aliphatic inner shell monomer; and, optionally, a first polymerizable dye monomer; an outer shell comprising polymerized units of a non-ionic ethylenically unsaturated outer shell monomer; a monoethylenically unsaturated non-carboxylic acid outer shell monomer; optionally, a second polymerizable dye monomer; and, optionally, an aliphatic outer shell monomer; wherein the core, when dry, contains at least one void; and wherein the multistage colored polymer particle comprises polymerized units of polymerizable dye monomer.Type: GrantFiled: October 3, 2018Date of Patent: July 13, 2021Assignee: Rohm and Haas CompanyInventors: Xiaodong Lu, Xiang Qian Liu, Fanwen Zeng, Junsi Gu, Wen-Shiue Young
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Publication number: 20210196593Abstract: Provided are personal care compositions comprising a polyacrylate oil gel composition comprising (a) hydrophobic ester oil, and (b) one or more polymers comprising polymerized units derived from (i) 85 to 100 weight % of C4-C8 (meth)acrylate monomers, and (ii) 0 to 15 weight % of high Tg monoethylenically unsaturated monomers having a Tg of more than 90° C. after polymer formation.Type: ApplicationFiled: December 7, 2016Publication date: July 1, 2021Applicants: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Liang CHEN, Yunshen CHEN, Xiang Qian LIU, Michael T. PETR, Jodi A. THOMAS, Fanwen ZENG
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Publication number: 20210093489Abstract: An absorption rate in an absorbent article including a cell absorber is improved. The above-mentioned problem is solved by an absorbent article including an absorber having a plurality of cells surrounded by bonded portions of an upper sheet and a lower sheet, the upper sheet and the lower sheet not bonded at the cells, and a particulate material including super absorbent polymer particles contained in the cells, in which at least one of the upper sheet and the lower sheet in the cells is formed into concaves depressed to outsides of the cells in a spread state, a middle sheet made of a nonwoven fabric is interposed between the upper sheet and the lower sheet, and the middle sheet is compressed in a thickness direction at the bonded portions and expands to insides of the concaves at portions located inside the cells.Type: ApplicationFiled: January 18, 2018Publication date: April 1, 2021Applicant: Daio Paper CorporationInventors: Sadanao Manabe, Ryoichi Ochi, Tomotsugu Matsui, Hong Yan Liu, Xiao Xia Wang, Xiang Qian Liu
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Patent number: 10864155Abstract: Provided are personal care compositions including (a) hydrophobic ester oil, (b) at least one of a nonionic or anionic surfactant, and (c) one or more polymers containing polymerized structural units of (i) 79 to 95.74 weight % of C4-C8 (meth)acrylate monomers, (ii) 0.5 to 5 weight % of (meth)acrylic acid monomer, (iii) 3.75 to 14 weight % of (methoxy) poly(ethylene glycol) methacrylates, and (iv) 0.01 to 2 weight % of at least one crosslinker.Type: GrantFiled: June 13, 2018Date of Patent: December 15, 2020Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Lu Bai, Liang Chen, Yunshen Chen, Shannon Golden, Jennifer Koenig, Lyndsay M. Leal, Xiang Qian Liu, Wen-Shiue Young, Fanwen Zeng
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Publication number: 20200337951Abstract: A method for lightening skin tone is provided, comprising topically administering a personal care composition comprising: (A) voided latex particles comprising (i) a core polymer comprising (a) 20 to 60 weight % of monoethylenically unsaturated monomers containing a carboxylic acid group, and (b) 40 to 80 weight % of non-ionic ethylenically unsaturated monomers; and (ii) a shell polymer comprising (a) 55 to 85 weight % of non-ionic ethylenically unsaturated monomers, and (b) 15 to 45 weight % of polyethylenically unsaturated monomers; (B) 0.1 to 10 weight % of pigment grade inorganic metal oxide particles having a particle size of 250 nm to 1,000 nm; (C) a dermatologically acceptable carrier; and (D) an emollient, wherein the voided latex particles are present in at 0.5 to 10 weight %, based on weight of the composition, contain a void and have a particle size of 400 nm to 1500 nm.Type: ApplicationFiled: July 6, 2020Publication date: October 29, 2020Inventors: Junsi Gu, Jennifer Koenig, Xiang Qian Liu, Xiaodong Lu, Ying O'Connor, Curtis Schwartz, Xindi Yu, Fanwen Zeng
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Publication number: 20200315928Abstract: A multistage colored polymer particle is provided, having a core comprising polymerized units of a monoethylenically unsaturated carboxylic acid core monomer and a non-ionic ethylenically unsaturated core monomer; an inner shell comprising polymerized units of a non-ionic ethylenically unsaturated inner shell monomer; a monoethylenically unsaturated carboxylic acid inner shell monomer; optionally, an aliphatic inner shell monomer; and, optionally, a first polymerizable dye monomer; an outer shell comprising polymerized units of a non-ionic ethylenically unsaturated outer shell monomer; a monoethylenically unsaturated non-carboxylic acid outer shell monomer; optionally, a second polymerizable dye monomer; and, optionally, an aliphatic outer shell monomer; wherein the core, when dry, contains at least one void; and wherein the multistage colored polymer particle comprises polymerized units of polymerizable dye monomer.Type: ApplicationFiled: October 3, 2018Publication date: October 8, 2020Inventors: Xiaodong Lu, Xiang Qian Liu, Fanwen Zeng, Junsi Gu, Wen-Shiue Young
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Publication number: 20200138689Abstract: Provided are personal care compositions including (a) hydrophobic ester oil, (b) at least one of a nonionic or anionic surfactant, and (c) one or more polymers containing polymerized structural units of (i) 79 to 95.74 weight % of C4-C8 (meth)acrylate monomers, (ii) 0.5 to 5 weight % of (meth)acrylic acid monomer, (iii) 3.75 to 14 weight % of (methoxy) poly(ethylene glycol) methacrylates, and (iv) 0.01 to 2 weight % of at least one crosslinker.Type: ApplicationFiled: June 13, 2018Publication date: May 7, 2020Inventors: Lu Bai, Liang Chen, Yunshen Chen, Shannon Golden, Jennifer Koenig, Lyndsay M. Leal, Xiang Qian Liu, Wen-Shiue Young, Fanwen Zeng
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Publication number: 20190105253Abstract: Provided are personal care compositions comprising a polyacrylate oil gel composition comprising (a) hydrophobic ester oil, and (b) one or more polymers comprising polymerized units derived from (i) 96 to 99.9 weight % of C4-C8 (meth)acrylate monomers, (ii) 0.1 to 2 weight % of methacrylic acid monomer, and (iii) 0 to 2 weight % of crosslinkers.Type: ApplicationFiled: June 7, 2016Publication date: April 11, 2019Inventors: Liang Chen, Yunshen Chen, Jennifer Koenig, Xiang Qian Liu, Fanwen Zeng
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Publication number: 20180221254Abstract: Provided are personal care compositions comprising (A) voided latex particles comprising (i) at least one core polymer comprising polymerized units derived from monoethylenically unsaturated monomers containing at least one carboxylic acid group, and non-ionic ethylenically unsaturated monomers, and (ii) at least one shell polymer comprising polymerized units derived from non-ionic ethylenically unsaturated monomers, and polyethylenically unsaturated monomers, and (B) pigment grade inorganic metal oxide particles, wherein the voided latex particles contain a void and have a particle size of from 400 nm to 800 nm. Also provided are methods for lightening skin tone comprising topically administering such compositions to the skin, and methods for improving visible light scattering of a composition including a pigment grade inorganic metal oxide particle comprising adding to such composition a voided latex particle.Type: ApplicationFiled: August 3, 2016Publication date: August 9, 2018Applicant: Rohm and Haas CompanyInventors: Junsi Gu, Jennifer Koenig, Xiang Qian Liu, Xiaodong Lu, Ying O'Connor, Curtis Schwartz, Xindi Yu, Fanwen Zeng
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Patent number: 10030165Abstract: Arylclobutene-containing multi-functional monomers are useful in the preparation of arylcyclobutene-based polymer coatings. Compositions comprising one or more arylclobutene-containing multi-functional monomers and one or more oligomers comprising as polymerized units one or more arylcyclobutene monomer provide arylcyclobutene-based polymer coatings having reduced stress. Such compositions are useful in the manufacture of electronic devices.Type: GrantFiled: August 8, 2016Date of Patent: July 24, 2018Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLC, Rohm and Haas CompanyInventors: Duane R. Romer, Matthew M. Yonkey, Michael K. Gallagher, Kevin Y. Wang, Xiang Qian Liu, Raymond J. Thibault, Kim S. Ho, Gregory D. Prokopowicz, Corey O'Connor, Elissei Iagodkine, Robert K. Barr
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Publication number: 20170081550Abstract: Arylclobutene-containing multi-functional monomers are useful in the preparation of arylcyclobutene-based polymer coatings. Compositions comprising one or more arylclobutene-containing multi-functional monomers and one or more oligomers comprising as polymerized units one or more arylcyclobutene monomer provide arylcyclobutene-based polymer coatings having reduced stress. Such compositions are useful in the manufacture of electronic devices.Type: ApplicationFiled: August 8, 2016Publication date: March 23, 2017Inventors: Duane R. Romer, Matthew M. Yonkey, Michael K. Gallagher, Kevin Y. Wang, Xiang Qian Liu, Raymond J. Thibault, Kim S. Ho, Gregory D. Prokopowicz, Corey O'Connor, Elissei Iagodkine, Robert K. Barr
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Patent number: 9441055Abstract: Arylclobutene-containing multi-functional monomers are useful in the preparation of arylcyclobutene-based polymer coatings. Compositions comprising one or more arylclobutene-containing multi-functional monomers and one or more oligomers comprising as polymerized units one or more arylcyclobutene monomer provide arylcyclobutene-based polymer coatings having reduced stress. Such compositions are useful in the manufacture of electronic devices.Type: GrantFiled: September 18, 2015Date of Patent: September 13, 2016Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLC, Rohm and Haas CompanyInventors: Duane R. Romer, Matthew M. Yonkey, Michael K. Gallagher, Kevin Y. Wang, Xiang Qian Liu, Raymond J. Thibault, Kim S. Ho, Gregory D. Prokopowicz, Corey O'Connor, Elissei Iagodkine, Robert K. Barr
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Publication number: 20160208097Abstract: Methods of manufacturing polyimides using a solvent system that is free of N-methylpyrrolidone are provided. Compositions useful in the deposition of polyimide films that are free of N-methylpyrrolidone are also provided.Type: ApplicationFiled: November 16, 2015Publication date: July 21, 2016Inventors: Lujia Bu, Fu Zhou, Charles R. Kinzie, Xiang-Qian Liu
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Patent number: 8455175Abstract: Photoresist compositions and methods suitable for depositing a thick photoresist layer in a single coating application are provided. Such photoresist layers are particularly suitable for use in chip scale packaging, for example, in the formation of metal bumps.Type: GrantFiled: April 26, 2011Date of Patent: June 4, 2013Assignee: Rohm and Haas Electronic Materials LLCInventors: Mark R. Winkle, Jill E. Steeper, Xiang-Qian Liu, Janet Okada-Coakley, Scott A. Ibbitson
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Patent number: 8434667Abstract: A flux composition is provided, comprising, as initial components: a carboxylic acid; and, a polyamine fluxing agent represented by formula I: with the proviso that when the polyamine fluxing agent represented by formula I is according to formula Ia: then zero to three of R1, R2, R3 and R4 is(are) a hydrogen. Also provided is a method of soldering an electrical contact using the flux composition.Type: GrantFiled: September 30, 2011Date of Patent: May 7, 2013Assignee: Rohm and Haas Electronic Materials LLCInventors: Mark R. Winkle, Avin V. Dhoble, Kim S. Ho, Michael K. Gallagher, Xiang-Qian Liu, David Fleming
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Patent number: 8434666Abstract: A flux composition is provided, comprising, as an initial component: a carboxylic acid; and, a fluxing agent represented by formula I: wherein R1, R2, R3 and R4 are independently selected from a hydrogen, a substituted C1-80 alkyl group, an unsubstituted C1-80 alkyl group, a substituted C7-80 arylalkyl group and an unsubstituted C7-80 arylalkyl group; and wherein zero to three of R1, R2, R3 and R4 is(are) a hydrogen. Also provided is a method of soldering an electrical contact using the flux composition.Type: GrantFiled: September 30, 2011Date of Patent: May 7, 2013Assignee: Rohm and Haas Electronic Materials LLCInventors: Kim S. Ho, Michael K. Gallagher, Avin V. Dhoble, Mark R. Winkle, Xiang-Qian Liu, David Fleming
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Patent number: 8430295Abstract: A curable flux composition is provided, comprising, as initial components: a resin component having at least two oxirane groups per molecule; a carboxylic acid; a fluxing agent represented by formula I: wherein R1, R2, R3 and R4 are independently selected from a hydrogen, a substituted C1-80 alkyl group, an unsubstituted C1-80 alkyl group, a substituted C7-80 arylalkyl group and an unsubstituted C7-80 arylalkyl group; and wherein zero to three of R1, R2, R3 and R4 is(are) a hydrogen; and, optionally, a curing agent. Also provided is a method of soldering an electrical contact using the curable flux composition.Type: GrantFiled: September 30, 2011Date of Patent: April 30, 2013Assignee: Rohm and Haas Electronic Materials LLCInventors: Michael K. Gallagher, Kim S. Ho, Avin V. Dhoble, Mark R. Winkle, Xiang-Qian Liu, David Fleming
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Patent number: 8430293Abstract: A curable flux composition is provided, comprising, as initial components: a resin component having at least two oxirane groups per molecule; a carboxylic acid; and, an amine fluxing agent represented by formula I: and, optionally, a curing agent. Also provided is a method of soldering an electrical contact using the curable flux composition.Type: GrantFiled: September 30, 2011Date of Patent: April 30, 2013Assignee: Rohm and Haas Electronic Materials LLCInventors: Avin V. Dhoble, Mark R. Winkle, Michael K. Gallagher, Kim S. Ho, Xiang-Qian Liu, Asghar A. Peera, Glenn N. Robinson, Ian A. Tomlinson, David Fleming
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Patent number: 8430294Abstract: A flux composition is provided, comprising, as initial components: a carboxylic acid; and, an amine fluxing agent represented by formula I: Also provided is a method of soldering an electrical contact using the flux composition.Type: GrantFiled: September 30, 2011Date of Patent: April 30, 2013Assignee: Rohm and Haas Electronic Materials LLCInventors: Kim S. Ho, Mark R. Winkle, Avin V. Dhoble, Michael K. Gallagher, Xiang-Qian Liu, Asghar A. Peera, Glenn N. Robinson, Ian A. Tomlinson, David Fleming
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Publication number: 20130082095Abstract: A flux composition is provided, comprising, as an initial component: a carboxylic acid; and, a fluxing agent represented by formula I: wherein R1, R2, R3 and R4 are independently selected from a hydrogen, a substituted C1-80 alkyl group, an unsubstituted C1-80 alkyl group, a substituted C7-80 arylalkyl group and an unsubstituted C7-80 arylalkyl group; and wherein zero to three of R1, R2, R3 and R4 is(are) a hydrogen. Also provided is a method of soldering an electrical contact using the flux composition.Type: ApplicationFiled: September 30, 2011Publication date: April 4, 2013Applicant: ROHM AND HAAS ELECTRONIC MATERIALS LLCInventors: Kim S. Ho, Michael K. Gallagher, Avin V. Dhoble, Mark R. Winkle, Xiang-Qian Liu, David Fleming