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公开(公告)号：US12116482B2
公开(公告)日：2024-10-15
申请号：US17292740
申请日：2019-11-11
发明人： Dong Hoon Oh , Namsun Choi , Young Woo Lim
CPC分类号： C08L9/06 , B60C1/00 , C08J3/226 , B82Y30/00 , B82Y40/00 , C08J2309/06 , C08L2207/322 , C08L2310/00
摘要： An embodiment of the present invention provides a racing tire rubber composition comprising: 30-60 wt % of rubber, 10-30 wt % of carbon black, 1-20 wt % of carbon nanotubes, and 10-50 wt % of oil; and a method for manufacturing same.
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公开(公告)号：US11987704B2
公开(公告)日：2024-05-21
申请号：US17851915
申请日：2022-06-28
发明人： Eunsoo Kang , Jeong Weon Han , Sung Hun Choung
IPC分类号： C08L9/04 , A41D19/00 , C08F2/26 , C08F220/06 , C08L3/02
CPC分类号： C08L9/04 , A41D19/0055 , C08F2/26 , C08F220/06 , C08L3/02 , C08L2201/06 , C08L2201/52
摘要： Provided is a method for preparing a latex composition for dip forming, the method including: (a) preparing a monomer mixture including a conjugated diene-based monomer, an ethylenically unsaturated nitrile monomer and an ethylenically unsaturated acid monomer; (b) introducing starch, an emulsifier and an inorganic solvent into the monomer mixture; and (c) preparing a copolymer latex by introducing a polymerization initiator, wherein the copolymer includes the starch in a main chain thereof.
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3.发明公开公开(公告)号：US20240141148A1
公开(公告)日：2024-05-02
申请号：US18495993
申请日：2023-10-27
发明人： Jeong Geun KIM , Young Gil Choi , Yong Jun Lee
IPC分类号： C08L9/06 , C08F236/10 , C08F236/12 , C08L9/02 , H01M4/62
CPC分类号： C08L9/06 , C08F236/10 , C08F236/12 , C08L9/02 , H01M4/622 , C08L2203/20 , C08L2205/025 , C08L2205/03 , C08L2207/53 , H01M2004/027
摘要： Disclosed are a binder for a secondary battery anode including styrene-butadiene-based rubber with a core-shell structure and nitrile-butadiene-based rubber with a gel content of 15% or more, wherein a weight ratio of the styrene-butadiene-based rubber and the nitrile-butadiene-based rubber is 65:35 to 99:1, an anode mixture for a secondary battery, and an anode and a secondary battery including the same.
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公开(公告)号：US11970617B2
公开(公告)日：2024-04-30
申请号：US17827001
申请日：2022-05-27
发明人： Sung Hun Choung , Jeong Weon Han , Eunsoo Kang
IPC分类号： C08L9/04
CPC分类号： C08L9/04
摘要： An exemplary embodiment provides a method for preparing a latex composition for dip forming, the method including: (a) preparing a monomer mixture including a conjugated diene-based monomer, an ethylenically unsaturated nitrile monomer and an ethylenically unsaturated acid monomer; (b) introducing an additive including an inorganic solvent, an emulsifier and starch into the monomer mixture; and (c) preparing a copolymer latex by polymerizing the monomer mixture, wherein a content of the starch is 0.1 to 4.9 parts by weight with respect to 100 parts by weight of the monomer mixture.
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公开(公告)号：US20230098008A1
公开(公告)日：2023-03-30
申请号：US17942649
申请日：2022-09-12
发明人： Jae-Yun KIM , Dong Eun KANG , Junhoo PARK
摘要： An embodiment of the present specification provides a rubber composition for a tire tread, comprising: a rubber polymer; a petroleum resin; and a functionalized processing aid, wherein the functionalized processing aid is a bond of a silane-based compound and a cardanol-derived structure, represented by the following formula 1: (R1)3Si—R2—Z-(E)n [Formula 1] wherein R1, R2, Z, E and n are as defined in the specification, and a method of manufacturing the same.
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公开(公告)号：US20230096729A1
公开(公告)日：2023-03-30
申请号：US17940576
申请日：2022-09-08
发明人： Kee Yoon ROH , Nam Hyun Cho , Hee Su Kim
IPC分类号： C07C253/30 , C07C253/34
摘要： An embodiment of the present invention provides a method for preparing a phthalonitrile-based compound, comprising: (a) feeding a mixture comprising a phthalic acid-based compound and a nitrile-based compound into a first reaction part to react; (b) transferring a resulting product of step (a) to a second reaction part connected to the first reaction part to react under the condition of 350 to 400° C.; and (c) obtaining a phthalonitrile-based compound at a discharge part connected to the second reaction part, wherein the second reaction part has a length in a fluid flow direction which is 10 times or more of a square root of an average cross-sectional area perpendicular to the fluid flow direction.
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公开(公告)号：US20230084194A1
公开(公告)日：2023-03-16
申请号：US17944676
申请日：2022-09-14
发明人： Kee Yoon ROH , Jung Hee JANG , Je Young PARK , Nam Hyun CHO
IPC分类号： C07C29/20
摘要： An embodiment of the present invention provides a method for preparing hydrogenated bisphenol A, comprising: (a) heating a reactor in which bisphenol A, a solvent, and a ruthenium supported catalyst are added; (b) supplying hydrogen into the reactor to react; and (c) blocking the supply of hydrogen to react.
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公开(公告)号：US11549003B2
公开(公告)日：2023-01-10
申请号：US16664146
申请日：2019-10-25
发明人： Ji Hyun Heo , June Park , Cheolbeom Bae , Sung Hoon Han , Se-Hee Jung
IPC分类号： C08L9/06 , C08F297/04
摘要： Disclosed is a copolymer including a first part including an aromatic vinyl-based monomer and a conjugated diene-based monomer; and a second part including an aromatic vinyl-based monomer and a conjugated diene-based monomer, wherein the content of the aromatic vinyl-based monomer is 35 to 45% by weight based on a total weight of the copolymer, and the copolymer satisfies Equation 1 below: V1>V2 wherein V1 is a vinyl content in the first part, and V2 is a vinyl content in the second part.
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公开(公告)号：US20220235020A1
公开(公告)日：2022-07-28
申请号：US17720643
申请日：2022-04-14
发明人： Kee Yoon ROH , Nam Hyun CHO , Jung Hee JANG , Yuncheol PARK
IPC分类号： C07D303/28 , C07D301/28 , C07D301/32
摘要： Provided is an epoxy reactive diluent, wherein the content of a compound represented by Formula 1 below is 85% by weight or more based on a total weight of an epoxy reactive diluent composition: wherein n is 0, 2, 4 or 6.
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10.发明申请公开(公告)号：US20220127403A1
公开(公告)日：2022-04-28
申请号：US17508148
申请日：2021-10-22
发明人： Han Baek LEE , Hoo-Chae KIM , Seung-Hwon LEE , Seung Hyun DO , Daejune JOE
IPC分类号： C08F279/02 , C08L51/04 , C08L7/00 , C08L9/06
摘要： Disclosed are a rubber polymer including a unit structure derived from a conjugated diene-based monomer and at least one of compounds represented by Chemical Formula 1 to Chemical Formula 4, a method of preparing the same, and a rubber composition including the same.
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