-
公开(公告)号：US20230091228A1
公开(公告)日：2023-03-23
申请号：US17756795
申请日：2020-12-01
发明人： Dongcheol SHIN , Yeonock OH , Minji KIM , Miji KIM , Sang Bae CHEONG , Dongkyu PARK , Choon Sik SHIM , Minho JEON , Dae Ho SHIN
IPC分类号： C07F7/00 , C07F7/08 , C08F4/6592 , C07F5/02 , C07F5/06
摘要： The present invention provides a transition metal compound, a catalyst composition comprising same, and a method for producing an olefin polymer using the catalyst composition. A transition metal compound having a specific functional group at a specific position, according to the present invention, has high solubility and catalytic activity, and thus a method for producing an olefin polymer by using said transition metal compound can produce an olefin polymer having excellent physical properties through a simple process.
-
公开(公告)号：US11505563B2
公开(公告)日：2022-11-22
申请号：US16956513
申请日：2018-06-25
发明人： Yonggyu Han , Yeonock Oh , Miji Kim , Hyunmin Jang
摘要： Provided are a metal-ligand complex, a catalyst composition for ethylene-based polymerization including the same, and a method for preparing an ethylene-based polymer using the same. Since the metal-ligand complex of the present invention in which a certain functional group is introduced to a certain position has high solubility and catalytic activity, the catalyst composition comprising the same for ethylene-based polymerization including the same may produce an ethylene-based polymer having excellent physical properties.
-
公开(公告)号：US20200262943A1
公开(公告)日：2020-08-20
申请号：US16650848
申请日：2018-09-28
发明人： Dong-cheol SHIN , Yeonock OH
IPC分类号： C08F4/6592 , C08F4/646 , C08F210/02 , C08F210/06
摘要： Provided are a novel indene-based transition metal complex, a transition metal catalyst composition including the same having high catalyst activity for preparing an ethylene homopolymer or copolymers of ethylene and one or more α-olefins, a method for preparing an ethylene homopolymer or copolymers of ethylene and α-olefins using the same, and the thus-prepared ethylene homopolymer or copolymers of ethylene and α-olefins.
-
4.发明授权公开(公告)号：US11773196B2
公开(公告)日：2023-10-03
申请号：US15734240
申请日：2019-06-05
发明人： Hyeong Taek Ham , Min Ho Jeon , Choon Sik Shim , Sang Bae Cheong , Ji Hyun Bae , Dae Ho Shin , Maria Soliman , Priya Garg
IPC分类号： C08L23/16 , C08L23/08 , C08F210/16 , B32B27/32 , C08F2/00 , C08F4/659 , C08F4/6592
CPC分类号： C08F210/16 , B32B27/327 , C08F2/001 , C08F4/6592 , C08F4/65908 , C08F4/65912 , C08L23/0815 , C08L23/16 , B32B2307/31 , B32B2307/558 , B32B2307/732 , B32B2439/70 , C08F2420/00 , C08L2201/10 , C08L2203/162 , C08L2203/30 , C08L2205/025
摘要： Provided are an ethylene polymer mixture, a method of preparing the same, and a molded article using the same. More specifically, an ethylene polymer mixture in which two ethylene polymers having different densities are mixed, a method of preparing the same, and a molded article having a low haze and a low heat sealing temperature using the ethylene polymer mixture, are provided.
-
公开(公告)号：US20230049958A1
公开(公告)日：2023-02-16
申请号：US17758875
申请日：2021-01-07
发明人： Min Ho JEON , Sang Bae CHEONG , Choon Sik SHIM , Ji Eun KIM , Ji Hyun BAE , Seon Mi SHIN , Dae Ho SHIN
IPC分类号： C08F210/16 , C08F2/06 , C09J123/08
摘要： Provided are an ultra-low viscosity ethylene-butene copolymer which is a copolymer derived from ethylene and butene, wherein the ethylene-butene copolymer has a density of 0.874 to 0.900 g/cm3 and a melting point of 63 to 90° C., and a composition for a hot-melt adhesive including the same. The ethylene-butene copolymer according to the present disclosure may be rapidly melted at a certain melting point or higher and may provide a low processing temperature with a significantly low viscosity. In addition, the composition for a hot-melt adhesive according to the present disclosure includes the ethylene-butene copolymer, thereby having excellent thermal resistance with high shear adhesion failure temperature and peel adhesion failure temperature and securing both excellent cohesiveness and adhesive strength.
-
![Cyclopenta[b]fluorenyl transition metal compound, catalyst composition containing the same, and method of preparing ethylene homopolymer or copolymer of ethylene and alpha-olefin using the same](/abs-image/US/2018/03/27/US09926394B2/abs.jpg.150x150.jpg)
公开(公告)号：US09926394B2
公开(公告)日：2018-03-27
申请号：US14789512
申请日：2015-07-01
发明人： Dong Cheol Shin , Ho Seong Lee , Seong Kyun Kim , Sang Ick Lee , Sun Young Kim , Jong Sok Hahn , Chan Woong Jeon , Jeong Hwan Kim
IPC分类号： C07F7/28 , C08F210/16 , C08F4/76 , C08F4/6592 , C08F210/02 , C07F17/00 , C08F210/18 , C08F210/06 , C07F7/08 , C08F4/659
CPC分类号： C08F210/16 , C07F7/0816 , C07F7/28 , C07F17/00 , C08F4/65908 , C08F4/65912 , C08F4/6592 , C08F4/76 , C08F210/02 , C08F210/06 , C08F210/14 , C08F210/18 , C08F2420/02 , Y10S526/943 , C08F2500/12 , C08F210/08 , C08F236/20 , C08F2500/17 , C08F2500/25
摘要： The present invention relates to a new transition metal compound based on cyclopenta[b]fluorenyl group, a transition metal catalyst composition containing the same and having high catalytic activity for preparing an ethylene homopolymer or a copolymer of ethylene and one α-olefin, a method of preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin using the same, and the prepared ethylene homopolymer or the copolymer of ethylene and α-olefin.
-
公开(公告)号：US12012379B2
公开(公告)日：2024-06-18
申请号：US17757355
申请日：2020-12-08
发明人： Yeonock Oh , Choon Sik Shim , Dae Ho Shin , Jaesuk Choi , Howon Lee
摘要： Provided are a method of purifying an alpha-olefin and a composition for purifying an alpha-olefin therefor. More specifically, a method of purifying an alpha-olefin having an excellent effect of removing impurities in the alpha-olefin and a composition for purifying an alpha-olefin therefor are provided.
-
公开(公告)号：US20200368700A1
公开(公告)日：2020-11-26
申请号：US16959745
申请日：2019-01-03
发明人： Myoungil Kim , Daeho Shin , Choonsik Shim , Hyunmin Jang , Minsu Jeong
摘要： Provided is a mixing system to mix different types of fluids more efficiently. The mixing system installed in a piping in which a first fluid is supplied includes a mixing part including a plurality of mixing members each having a front end and a rear end rotated by a predetermined angle to form a curved surface and disposed to be spaced apart from each other and a supply part supplying a second fluid to a space between adjacent mixing members.
-
![Cyclopenta[b]Fluorenyl Transition Metal Compound, Catalyst Composition Containing the Same, and Method of Preparing Ethylene Homopolymer or Copolymer of Ethylene and Alpha-Olefin Using the Same](/abs-image/US/2018/04/05/US20180094090A1/abs.jpg.150x150.jpg)
公开(公告)号：US20180094090A1
公开(公告)日：2018-04-05
申请号：US15832011
申请日：2017-12-05
发明人： Dong Cheol Shin , Jong Sok Hahn , Chan Woong Jeon , Jeong Hwan Kim , Seong Kyun Kim , Sun Young Kim , Ho Seong Lee , Sang Ick Lee
IPC分类号： C08F210/16 , C08F4/76 , C08F4/6592 , C08F210/02 , C07F7/28 , C08F210/06
CPC分类号： C08F210/16 , C07F7/0816 , C07F7/28 , C07F17/00 , C08F4/65908 , C08F4/65912 , C08F4/6592 , C08F4/76 , C08F210/02 , C08F210/06 , C08F210/14 , C08F210/18 , C08F2420/02 , Y10S526/943 , C08F2500/12 , C08F210/08 , C08F236/20 , C08F2500/17 , C08F2500/25
摘要： The present invention relates to a new transition metal compound based on cyclopenta[b]fluorenyl group, a transition metal catalyst composition containing the same and having high catalytic activity for preparing an ethylene homopolymer or a copolymer of ethylene and one α-olefin, a method of preparing an ethylene homopolymer or a copolymer of ethylene and α-olefin using the same, and the prepared ethylene homopolymer or the copolymer of ethylene and α-olefin.
-
公开(公告)号：US20170204128A1
公开(公告)日：2017-07-20
申请号：US15313898
申请日：2015-05-26
发明人： Yonggyu HAN , Sun Young KIM , Dong Cheol SHIN , Sang Ick LEE , Ki Nam CHUNG , Sung Seok CHAE
IPC分类号： C07F17/00 , C08F210/16
CPC分类号： C07F17/00 , C08F4/65908 , C08F4/65912 , C08F210/16 , C08F2420/04 , C08F4/6592 , C08F210/14 , C08F2500/12 , C08F2500/08
摘要： The present invention relates to a method for preparing a transition metal complex for the preparation of an olefin copolymer, and more specifically, to a method for preparing a transition metal complex comprising: a transition metal of Group 4 in the periodic table; a cyclopentadienyl ligand; and at least one phenolic ligand capable of being purified by sublimation or a simple filtration, wherein a halogen, in particular chlorine, is not included in the preparation of the transition metal complex.
-
-
-
-
-
-
-
-
-
搜索结果
23 条记录 (耗时 0.015 秒)
