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公开(公告)号：US20200262954A1
公开(公告)日：2020-08-20
申请号：US16347381
申请日：2016-12-22
发明人： Xiangting Dong , Han Liu , Junyu Chen , Qingwei Zhang , Ling Li , Alvin M. Maurice , Jintao Liu
IPC分类号： C08F220/12 , C09D133/08
摘要： A method of producing an aqueous polymer composition and a method of reducing yellowing of an aqueous polymer composition and a coating made therefrom.
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公开(公告)号：US10005694B2
公开(公告)日：2018-06-26
申请号：US15521691
申请日：2015-10-16
IPC分类号： C04B24/26 , C04B28/04 , C04B28/14 , C04B40/00 , C09K8/467 , C04B24/20 , C04B28/02 , C08F8/00 , C08F20/28 , C04B103/00 , C04B103/46 , C04B111/00 , C04B103/44
CPC分类号： C04B24/2647 , C04B24/20 , C04B24/2629 , C04B28/02 , C04B28/04 , C04B28/14 , C04B40/0042 , C04B2103/0062 , C04B2103/44 , C04B2103/46 , C04B2111/00637 , C08F8/00 , C08F20/28 , C09K8/467 , C04B24/2605 , C04B24/226 , C04B24/18 , C04B24/34 , C04B14/06 , C04B24/2623 , C04B24/302 , C04B2103/006
摘要： The present invention provides compositions useful as a replacement for cellulose ether in cement, plaster or mortar compositions comprising i) nonionic or substantially nonionic vinyl or acrylic brush polymers having pendant or side chain polyether groups, and having a relative weight average molecular weight of from 140,000 to 50,000,000 g/mole, and ii) aromatic cofactors containing one or more phenolic groups, such as catechol tannins, phenolic resins, polyphenolics, and napthhols or, in combination, one or more aromatic groups with at least one sulfur acid group, such as naphthalene sulfonate aldehyde condensate polymers, poly(styrene-co-styrene sulfonate) copolymers, and lignin sulfonates, preferably branched cofactors, including phenolic resins, aldehyde condensate polymers and lignin sulfonates. The compositions may comprise a dry powder blend of i) and ii), one dry powder of both i) and ii), or an aqueous mixture.
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公开(公告)号：US10982030B2
公开(公告)日：2021-04-20
申请号：US16347381
申请日：2016-12-22
发明人： Xiangting Dong , Han Liu , Junyu Chen , Qingwei Zhang , Ling Li , Alvin M. Maurice , Jintao Liu
IPC分类号： C08F2/22 , C08F220/06 , C08F228/02 , C08F230/02 , C09D133/08 , C08K5/17 , C08F220/12
摘要： A method of producing an aqueous polymer composition and a method of reducing yellowing of an aqueous polymer composition and a coating made therefrom.
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公开(公告)号：US20190309101A1
公开(公告)日：2019-10-10
申请号：US16348623
申请日：2016-12-22
发明人： Zhen Qian , Jianming Xu , Alvin M. Maurice , Daoshu Lin , Yaguang Zhao , Jiayuan Yang , Han Lv
摘要： A process of stripping a dispersion of organic extender particles with volatile organic compounds and a method of reducing volatile organic compounds.
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公开(公告)号：US09963557B2
公开(公告)日：2018-05-08
申请号：US15149511
申请日：2016-05-09
IPC分类号： C08C1/08 , C08J3/03 , C09D5/02 , C09D131/04
CPC分类号： C08J3/03 , C08J2331/04 , C09D5/02 , C09D5/024 , C09D5/028 , C09D7/63 , C09D131/04
摘要： A coalescent consisting essentially of a residue from a process for forming propyleneglycol phenyl ether, the coalescent consisting essentially of 65%-75% by weight, based on the weight of the residue, dipropyleneglycol phenyl ether, 8%-10% by weight, based on the weight of the coalescent, monopropyleneglycol phenyl ether, 4%-6% by weight, based on the weight of the coalescent, tripropyleneglycol phenyl ether, and 0.1%-10% by weight, based on the weight of the coalescent, alkalinity (reported as NaOH) is provided. Also provided is a method for forming certain low-VOC, low cost, coalesced aqueous polymeric dispersions including, as copolymerized units, from 70% to 100% by weight, based on the solids weight of the aqueous polymeric dispersion, vinyl acetate monomer and an aqueous coating composition including the coalesced aqueous polymeric dispersion.
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公开(公告)号：US20150087817A1
公开(公告)日：2015-03-26
申请号：US14486059
申请日：2014-09-15
IPC分类号： C07H15/08
CPC分类号： C07H15/08 , C08G65/3311 , C08G65/332 , C08G65/3322 , C08G2650/26 , C08L71/00 , C08L2205/00 , C08L2205/02
摘要： A composition comprising:(a) from 20 to 60 wt % of a saccharide component comprising from two to five sugar ring units having polymerized units of at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide and butylene oxide bonded to oxygen atoms on said sugar rings and at least three acetoacetyl groups bonded to terminal oxygen atoms of said polymerized units of at least one alkylene oxide; and(b) from 40 to 80 wt % of a non-saccharide component comprising a polyol unit not containing a sugar ring and having a hydroxyl functionality from two to five; said polyol unit having polymerized units of at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide and butylene oxide bonded to hydroxyl oxygen atoms of the polyol and at least two acetoacetyl groups bonded to terminal oxygen atoms of said polymerized units of at least one alkylene oxide;wherein total polymerized units of at least one alkylene oxide comprise from 20 to 80 wt % of said multi-functional additive.
摘要翻译： 一种组合物，其包含：（a）20至60重量％的糖组分，其包含2至5个糖环单元，所述糖环单元具有至少一种选自环氧乙烷，环氧丙烷和环氧丁烷的环氧烷的聚合单元， 所述糖环上的氧原子和至少一个与至少一个烯化氧的所述聚合单元的末端氧原子键合的乙酰乙酰基; 和（b）40至80重量％的非糖组分，其包含不含糖环且羟基官能度为2至5的多元醇单元; 所述多元醇单元具有至少一种选自环氧乙烷，环氧丙烷和与该多元醇的羟基氧原子键合的环氧丁烷的环氧烷烃的聚合单元，和至少两个与所述聚合单元的末端氧原子键合的乙酰乙酰基 至少一种环氧烷; 其中至少一种烯化氧的总聚合单元包含所述多功能添加剂的20至80重量％。
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公开(公告)号：US20220204669A1
公开(公告)日：2022-06-30
申请号：US17610805
申请日：2019-06-11
发明人： Baoqing Zheng , Fu Zhan , Yawei Xu , Yaobang Li , Yujiang Wang , Alvin M. Maurice
IPC分类号： C08F220/18 , C08L33/06 , C09D133/06
摘要： An aqueous dispersion of multistage polymer particles comprising at least three polymers with low minimum film formation temperature and also providing aqueous coating compositions with balanced properties.
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公开(公告)号：US11292889B2
公开(公告)日：2022-04-05
申请号：US16317860
申请日：2016-08-17
发明人： Yujiang Wang , Hui Liu , Caifeng Wang , Jianming Xu , Ling Li , Alvin M. Maurice , Hongyu Chen
IPC分类号： C08K5/18 , C09D7/63 , C08L33/08 , C09D133/08
摘要： The present invention relates to a benzophenone derivative and an aqueous copolymer dispersion comprising the benzophenone derivative. This invention also relates to an aqueous coating composition comprising the aqueous copolymer dispersion. The benzophenone derivative provides better crosslinking efficiency and improvement to dirt pick up resistance performance.
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公开(公告)号：US11186726B2
公开(公告)日：2021-11-30
申请号：US16490081
申请日：2017-04-01
发明人： Weijun Yang , Hu Li , Siyuan Jiang , Tao Wang , Alvin M. Maurice
摘要： An aqueous polymer dispersion is composed of (i) an emulsion polymer having a weight average molecular weight of from 2,000 to 30,000 daltons, wherein the emulsion polymer comprises as polymerized units, based on the dry weight of the emulsion polymer, (a) from 10% to 90% by weight of an ethylenically unsaturated ionic monomer, (b) from 5% to 90% by weight of a photosensitive monomer, and (c) from 0 to 85% by weight of an ethylenically unsaturated nonionic monomer; and (ii) from 3.5% to 50% by weight of TEMPO and/or a derivative thereof, based on the total dry weight of the aqueous polymer dispersion. An aqueous coating composition comprising the aqueous polymer dispersion and a binder provides coatings with improved durability.
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公开(公告)号：US20200048474A1
公开(公告)日：2020-02-13
申请号：US16490081
申请日：2017-04-01
发明人： Weijun Yang , Hu Li , Siyuan Jiang , Tao Wang , Alvin M. Maurice
摘要： An aqueous polymer dispersion and an aqueous coating composition comprising the aqueous polymer dispersion that provides coatings with improved durability.
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