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公开(公告)号：US11981827B2
公开(公告)日：2024-05-14
申请号：US17435593
申请日：2019-08-14
Applicant: Dow Global Technologies LLC
Inventor： Xiaolian Hu , Chao Zhang , Xiangyang Tai , Yanli Feng , Biao Ma , Ling Ling
IPC: C09D175/08 , B32B5/02 , B32B5/18 , B32B5/24 , B32B27/08 , B32B27/12 , B32B27/40 , C08G18/08 , C08G18/12 , C08G18/22 , C08G18/24 , C08G18/28 , C08G18/40 , C08G18/42 , C08G18/48 , C08G18/75 , C08J5/18 , C09D175/12 , D06N3/00 , D06N3/14 , D06N3/18 , B32B27/20
CPC classification number: C09D175/08 , B32B5/02 , B32B5/022 , B32B5/024 , B32B5/026 , B32B5/18 , B32B5/245 , B32B27/08 , B32B27/12 , B32B27/40 , C08G18/0866 , C08G18/12 , C08G18/227 , C08G18/24 , C08G18/283 , C08G18/4018 , C08G18/4288 , C08G18/4804 , C08G18/4812 , C08G18/4825 , C08G18/4829 , C08G18/755 , C08J5/18 , C09D175/12 , D06N3/005 , D06N3/0095 , D06N3/14 , D06N3/145 , D06N3/183 , B32B27/20 , B32B2262/0223 , B32B2262/0238 , B32B2262/0246 , B32B2262/0253 , B32B2262/0261 , B32B2262/0276 , B32B2262/065 , B32B2262/10 , B32B2262/101 , B32B2266/0278 , B32B2307/732 , B32B2437/00 , B32B2437/02 , B32B2601/00 , C08J2375/12 , D06N2209/10 , D06N2211/10 , D06N2211/106 , D06N2211/14 , D06N2211/28 , Y10T428/24438
Abstract: A waterborne polyurethane dispersion is provided. The waterborne polyurethane dispersion is prepared by using a tri-functionality polyether polyol as part of the polyols for forming the prepolymer and a hydrophilic amino siloxane co-chain extender, and can exhibit superior performance properties such as enhanced color fastness, improved low temperature stability, good anti-stickiness, bally flex resistance, anti-abrasion and mechanical properties. A laminated synthetic leather article prepared with said waterborne polyurethane dispersion as well the method for preparing the synthetic leather article are also provided.
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公开(公告)号：US20220153915A1
公开(公告)日：2022-05-19
申请号：US17435726
申请日：2020-04-10
Applicant: Dow Global Technologies LLC
Inventor： Yanli Feng , Xiuyuan Ni , Ming Bao , Lingyun Pang , Hongyu Chen , Shaoguang Feng
Abstract: A waterborne polyurethane dispersion is provided. The waterborne polyurethane dispersion comprises residual moiety of a hydroxy-terminated siloxane compound in the main chain and exhibits good anti-stickiness and/or wet color fastness while retaining superior mechanical properties. A laminated synthetic leather article prepared with said waterborne polyurethane dispersion as well the method for preparing the synthetic leather article are also provided.
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公开(公告)号：US20210061939A1
公开(公告)日：2021-03-04
申请号：US17044651
申请日：2018-05-18
Applicant: Dow Global Technologies LLC
Inventor： Yanli Feng , Weijun Zhou , Luigi Bertucelli , Rajat Duggal , Yibei Gu , Wei Liu , Davide Micheletti
Abstract: A polyisocyanate component, a polyurethane foaming system, and an article made therefrom, wherein the polyisocyanate component includes (a) a preformed mixture including an aromatic oxazolidone compound that is the reaction product of at least one aromatic epoxide and at least one first polyisocyanate having an average isocyanate functionality of no more than 2.7 and greater than 1.8, in the presence of at least one catalyst, the aromatic oxazolidone compound includes at least one free isocyanate group and at least one aromatic oxazolidone group, the aromatic oxazolidone group includes an aromatic group and an oxazolidone group, and (b) at least one second polyisocyanate has an average isocyanate functionality equal to or greater than 2.7 and less than 6.0. The second polyisocyanate is added to the preformed mixture to form the polyisocyanate component. The polyisocyanate component has a viscosity of no more than 4.0 Pa-sat 25° C., an aromatic oxazolidone group content of 2 weight percent to 10 weight percent based on a total weight of the polyisocyanate component, and an average isocyanate functionality of from 1.8 to 6.0.
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公开(公告)号：US20190169357A1
公开(公告)日：2019-06-06
申请号：US16320907
申请日：2016-07-27
Applicant: Dow Global Technologies LLC
Inventor： Yanli Feng , Minrong Zhu , Shaoguang Feng , Huan Chen , Jing Liu
Abstract: A composition comprising, consisting of, or consisting essentially of a) an epoxy resin; b) an anhydride hardener; and c) a latent catalyst which is a mixture of i) a Lewis acid catalyst; and ii) an imidazolium acetate catalyst, is disclosed.
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公开(公告)号：US20230407131A1
公开(公告)日：2023-12-21
申请号：US18248548
申请日：2020-12-08
Applicant: Dow Global Technologies LLC
Inventor： Chao Zhang , Gang Sun , Xiaolian Hu , Yanli Feng , Shihao Qin
IPC: C09D175/08 , C09D123/16 , C09D5/02 , E01C13/06 , E01C19/12 , A63K1/00
CPC classification number: C09D175/08 , C09D123/16 , C09D5/022 , E01C13/065 , E01C19/12 , A63K1/00
Abstract: The present application provides a hybrid running track article, comprising, from top to bottom: (I) a top coating layer made from a first composition comprising an externally emulsified polyurethane dispersion and rubber particles, wherein the externally emulsified polyurethane dispersion is derived from: (Ai) an isocyanate component comprising one or more compounds having at least two isocyanate groups, (Bi) an isocyanate-reactive component comprising one or more compounds having at least two isocyanate-reactive groups; (Ci) an optional catalyst, (Di) an external emulsifier, (Ei) a chain extender and (Fi) water, and (II) a bottom layer made from a second composition comprising a 1K solvent-free polyurethane binder and rubber particles.
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Patent Agency Ranking
公开(公告)号：US20220259798A1
公开(公告)日：2022-08-18
申请号：US17597742
申请日：2019-09-25
Applicant: Dow Global Technologies LLC
Inventor： Chao Zhang , Yanli Feng , Shihao Qin
Abstract: A non-solvent two-component polyurethane artificial leather composition is provided. The polyurethane composition comprises (A) a polyurethane-prepolymer component, comprising one or more polyurethane-prepolymers prepared by reacting at least one polyisocyanate compound with at least one first polyol, wherein the polyurethane-prepolymer comprises at least two free isocyanate groups; and (B) a polyol component, comprising at least one second polyol; wherein the polyol component further comprises an encapsulated foaming agent comprising at least one foaming core phase encapsulated within an outer shell. The polyurethane leather product derived from the polyurethane composition exhibits enhanced stability, mild bubble generation and improved cost effectiveness. A polyurethane leather product prepared with said composition and the method for preparing the same are also provided.
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公开(公告)号：US20220186071A1
公开(公告)日：2022-06-16
申请号：US17603103
申请日：2019-06-04
Applicant: Dow Global Technologies LLC
Inventor： Yunlong Guo , Xiangyang Tai , Yanli Feng , Yi Zhang
IPC: C09D175/08 , C08G18/08 , C08G18/76 , C08G18/12 , C08G18/48 , C08K5/42 , C08K5/17 , D06N3/14 , D06N3/00
Abstract: A heat sensitive aqueous polyurethane dispersion is provided. The heat sensitive aqueous polyurethane dispersion comprises an aqueous polyurethane dispersion; a cationic surfactant; and an anionic surfactant. A method for preparing the heat-sensitive aqueous polyurethane dispersion and a synthetic leather article comprising a film derived from the heat-sensitive aqueous polyurethane dispersion and a coating comprising the heat-sensitive aqueous polyurethane dispersion are also provided.
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公开(公告)号：US20220154038A1
公开(公告)日：2022-05-19
申请号：US17435593
申请日：2019-08-14
Applicant: Dow Global Technologies LLC
Inventor： Xiaolian Hu , Chao Zhang , Xiangyang Tai , Yanli Feng , Biao Ma , Ling Ling
IPC: C09D175/12 , C08G18/12 , C08G18/48 , C08G18/22 , C08G18/75 , C08G18/28 , C08J5/18 , D06N3/14 , D06N3/00 , D06N3/18
Abstract: A waterborne polyurethane dispersion is provided. The waterborne polyurethane dispersion is prepared by using a tri-functionality polyether polyol as part of the polyols for forming the prepolymer and a hydrophilic amino siloxane co-chain extender, and can exhibit superior performance properties such as enhanced color fastness, improved low temperature stability, good anti-stickiness, bally flex resistance, anti-abrasion and mechanical properties. A laminated synthetic leather article prepared with said waterborne polyurethane dispersion as well the method for preparing the synthetic leather article are also provided.
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公开(公告)号：US20220081588A1
公开(公告)日：2022-03-17
申请号：US17419635
申请日：2019-03-05
Applicant: Dow Global Technologies LLC , Dow Silicones Corporation
Inventor： Xiaolian Hu , Chao Zhang , Xiangyang Tai , Yanli Feng , Lili Shi , Jiawen Xiong , Biao Ma
IPC: C09D175/08 , C08G18/12 , C08G18/24 , C08G18/48 , C08G18/42 , C08G18/40 , C08G18/75 , C08G18/08 , D06N3/14 , D06N3/00 , B32B5/02 , B32B27/12 , B32B27/08 , B32B27/40 , B32B5/24 , B32B5/18
Abstract: Provided is a waterborne polyurethane dispersion. The waterborne polyurethane dispersion is prepared in the presence of a hydrophilic amino siloxane compound and exhibits good anti-stickiness while retaining superior mechanical properties. A laminated synthetic leather article prepared with said waterborne polyurethane dispersion as well the method for preparing the synthetic leather article are also provided.
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公开(公告)号：US20210261715A1
公开(公告)日：2021-08-26
申请号：US17261606
申请日：2018-07-30
Applicant: Dow Global Technologies LLC
Inventor： Yu Chen , Yanli Feng , Kunpeng Guo , Chen Zheng , Shaoguang Feng , Huan Chen , Xiaohuan Wan , Qi Qi Tang
Abstract: A polymer resin composition free of solvent and adapted for in situ curing including: (a) at least one epoxy resin compound; (b) at least one isocyanate compound; and (c) a catalyst system including a combination of at least one primary catalyst and at least one secondary catalyst; wherein the primary catalyst includes (ci) at least one organoantimony catalyst; and wherein the secondary catalyst includes (cii) a nitrogen-containing catalyst; and a process for preparing the above composition.
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