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公开(公告)号：US12163016B2
公开(公告)日：2024-12-10
申请号：US17611710
申请日：2019-05-24
Applicant: Dow Global Technologies LLC
Inventor： Chao He , Wenke Miao , Xianmin Xu , Mohamed Esseghir , Xiaoxing Miao , Hongyu Chen
Abstract: The present disclosure provides a crosslinked polymeric composition. The crosslinked polymeric composition contains (A) a silane functionalized ethylene-based polymer and (B) inorganic hollow microspheres having (i) a D90 particle size from 10 μm to 100 μm, (ii) a crush strength from 17 MPa to 140 MPa, and (iii) a density from 0.10 g/cc to 0.40 g/cc. The crosslinked polymeric composition has a tensile strength from 11 MPa to 40 MPa and a tensile elongation from 12% to 100%.
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公开(公告)号：US20220380515A1
公开(公告)日：2022-12-01
申请号：US17774171
申请日：2019-11-15
Applicant: Dow Global Technologies LLC
Inventor： Yongchun Chen , Zhengming Tang , Hongyu Chen , Jian Kang , Xiuqing Xu , Nan Wang , Qingwei Meng , Chuanwei Zuo
Abstract: Described is a curable composition comprising a silane modified polymer; an epoxy resin terminated with epoxy terminal group; a compatibilizer having at least one silane group and at least one epoxy terminal group or at least one nitrogen-containing groups; and optionally a hardening agent; wherein the composition further optionally comprises at least one of a nitrogen-containing unsaturated heterocyclic compound catalyst and a nitrogen-containing phenol catalyst. The curable composition exhibits high hermeticity, fast curing speed, quick adhesion build up, dry surface and strong adhesion strength. A method for applying the curable composition on the surface of a substrate is also provided.
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公开(公告)号：US11498999B2
公开(公告)日：2022-11-15
申请号：US16612535
申请日：2017-05-11
Applicant: DOW GLOBAL TECHNOLOGIES LLC , ROHM AND HAAS COMPANY
Inventor： Chenyan Bai , Zhaohui Qu , Jie Wu , Kalyan Sehanobish , Hongyu Chen , Xinchun Liu , Chao Zhang
IPC: C08G18/10 , B32B7/12 , C08G18/28 , C08G18/32 , C08G18/73 , C08G18/75 , C08G18/76 , C09J175/06 , C09J175/08 , B32B7/08 , B32B27/08 , C08G18/08 , B32B27/34 , C08G18/40 , B32B27/30 , B32B27/32 , B32B27/36 , C08G18/12 , C08G18/48
Abstract: An aqueous polyurethane dispersion compositions are disclosed. The compositions include a polyurethane prepolymer dispersed in an aqueous medium, the polyurethane prepolymer comprising an isocyanate and a crystalline polyester polyol having a hydroxyl content of 20 to 150 mg KOH/g and a melt temperature of less than or equal to 90° C. Methods of forming a laminate are also disclosed. The methods include providing an aqueous polyurethane dispersion, applying the polyurethane dispersion to a surface of the first substrate, bringing the side of the first substrate into contract with a surface of the second substrate, and curing the aqueous dispersion, thereby laminating the first substrate to the second substrate. Laminates formed by the methods and including the compositions are also disclosed.
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4.发明授权公开(公告)号：US11485840B2
公开(公告)日：2022-11-01
申请号：US16470695
申请日：2017-01-11
Applicant: Dow Global Technologies LLC
Inventor： Andong Liu , Guihong Liao , Jianping Pan , Peng Gao , Hongyu Chen , Yi Zhang
IPC: C08L23/08 , B32B5/02 , B32B15/082 , B32B15/20 , B32B27/08 , B32B27/12 , B32B27/30 , B32B27/32 , B32B27/34 , B32B37/15 , C08J5/12 , C08J5/18
Abstract: The present invention provides polymer blends that can be used in a multilayer structure and to multilayer structures comprising one or more layers formed from such blends. In one aspect, a polymer blend comprises (a) a copolymer comprising ethylene and at least one of acrylic acid and methacrylic acid having an acid content of 2 to 21 weight percent based on the weight of the copolymer, wherein the amount of copolymer (a) comprises 20-80 weight percent of the blend based on the total weight of the blend, and (b) a copolymer comprising ethylene and at least one of methyl acrylate and ethyl acrylate having an acrylate content of 5 to 30 weight percent based on the weight of the copolymer, wherein the amount of copolymer (b) comprises 10 to 50 weight percent of the blend based on the total weight of the blend, wherein the amount of copolymer (a) and copolymer (b) is at least 70 weight percent of the blend based on the total weight of the blend.
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公开(公告)号：US20220216356A1
公开(公告)日：2022-07-07
申请号：US17599279
申请日：2019-03-29
Applicant: Dow Global Technologies LLC
Inventor： Chao He , Hong Yang , Weiming Ma , Yunfeng Yang , Yuyan Li , Brian M. Habersberger , Hongyu Chen
IPC: H01L31/048 , C09J123/08 , C08K5/14 , C08K3/36 , C08K5/541 , C09J7/00
Abstract: A composition for use as a film layer comprises (A) an olefin-based polymer having a volume resistivity greater than 5.0*1015 ohm·cm; (B) a hydrophobic-treated fumed silica; (C) an alkoxysilane; (D) an organic peroxide; and (E) from 0 wt % to 1.5 wt % of a crosslinking co-agent.
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Patent Agency Ranking
公开(公告)号：US11338563B2
公开(公告)日：2022-05-24
申请号：US16620170
申请日：2017-06-09
Applicant: Dow Global Technologies LLC
Inventor： Fengyi Su , Andong Liu , Hongyu Chen , Jianping Pan , Xiao Bing Yun , Thomas Allgeuer , Erqiang Chen , Tipeng Zhao , Guihong Liao
Abstract: Provided is a coextruded multilayer film. The coextruded multilayer film has at least two layers, including a sealant layer and a second layer in contact with the sealant layer. The sealant layer contains (A) a first ethylene-based polymer having a density from 0.865 g/cc to 0.930 g/cc and a melt index from 0.5 g/10 min to 25 g/10 min; (B) an unsaturated primary fatty acid amide having a melting point of 100° C. or less; and (C) a diprotic fatty acid having a melting point greater than 100° C. and a decomposition temperature greater than 200° C. The second layer contains a second ethylene-based polymer. Also provided is a laminate containing said sealant layer.
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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：US11193010B2
公开(公告)日：2021-12-07
申请号：US16760688
申请日：2017-10-31
Applicant: Dow Global Technologies LLC
Inventor： Chao He , Yunfeng Yang , Weiming Ma , Hongyu Chen , Yuyan Li , Hong Yang
IPC: C08L23/08 , C08K5/14 , C08K5/549 , C08K5/5419 , H01L31/048 , C08J5/18 , C08K5/5445 , C08J3/24
Abstract: The present disclosure relates to an encapsulant film made from a curable composition comprising: (A) a polyolefin polymer; (B) an organic peroxide; (C) a silane coupling agent; and (D) a co-agent comprising a monocyclic organosilazane of formula (I).
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公开(公告)号：US20210265077A1
公开(公告)日：2021-08-26
申请号：US17252590
申请日：2018-06-15
Applicant: Dow Global Technologies LLC
Inventor： Gangwei Sun , Hongyu Chen , Mohamed Esseghir , Renhua Fan , Shuo-En Wang
IPC: H01B3/44 , C08J9/10 , C07D251/66 , C07C311/49 , C07D257/04 , C07C311/62
Abstract: Chemical foaming agents having p-toluenesulfonyl groups. Processes for preparing foamed polyolefin compositions using chemical foaming agents having p-toluenesulfonyl groups. Articles of manufacture containing formed polyolefins prepared using chemical foaming agents having p-toluenesulfonyl groups.
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公开(公告)号：US20210221983A1
公开(公告)日：2021-07-22
申请号：US15733909
申请日：2018-06-29
Applicant: Dow Global Technologies LLC
Inventor： Chao He , Yabin Sun , Jeffrey M. Cogen , Timothy J. Person , Hongyu Chen
Abstract: A polyolefin-and-poly (2-alkyl-2-oxazoline) formulation comprising (A) an olefin-based (co) polymer, (B) a poly (2-alkyl-2-oxazoline) (co) polymer, and (C) an antioxidant. Also a method of making the composition; a crosslinked polyolefin product made by curing the composition; manufactured articles comprising a shaped form of the inventive formulation or product; and methods of using the inventive formulation, product, or articles.
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