专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

WO02074855A8 AUTOMOTIVE PART MADE OF POLYPROPYLENE RESIN COMPOSITION 审中-公开
标题翻译：聚丙烯树脂组合物的汽车部件
公开(公告)号：WO02074855A8
公开(公告)日：2002-10-31
申请号：PCT/JP0202186
申请日：2002-03-08
申请人： MITSUI CHEMICALS INC , KAWAI KOJI , YAMASHITA MASAHIRO , TOHI YASUSHI , ITAKURA KEITA , SAKAI IKUNORI , HASHIMOTO MIKIO , MINODA TAKESHI , NAITO MASAMICHI , TAKAOKA TORU , KAWAHARA NOBUO , KANEYOSHI HIROMU
发明人： KAWAI KOJI , YAMASHITA MASAHIRO , TOHI YASUSHI , ITAKURA KEITA , SAKAI IKUNORI , HASHIMOTO MIKIO , MINODA TAKESHI , NAITO MASAMICHI , TAKAOKA TORU , KAWAHARA NOBUO , KANEYOSHI HIROMU
IPC分类号： C08F110/06 , C08L23/12 , C08L23/16 , C08L53/00 , C08L53/02 , C08L23/10 , C08K3/00
CPC分类号： C08L53/00 , C08F110/06 , C08L23/12 , C08L23/16 , C08L53/025 , C08L2666/04 , C08L2666/02 , C08L2666/24 , C08F2500/03 , C08F2500/12
摘要： An automotive part made of a polypropylene resin composition which comprises (A1) a propylene homopolymer, (B) an elastomer, and (C) an inorganic filler or which comprises (A2) a propylene block copolymer and (C) an inorganic filler and optionally contains (B) an elastomer, wherein the propylene homopolymer (A1) and the propylene homopolymer of the propylene block copolymer (A2) have the following features (i) to (iii). The MFR (230°C) is 20 to 300 g/10 min. The proportion of irregularly positioned propylene monomer units based on 2,1- or 1,3-insertion in all structural propylene units, as determined from a 13C-NMR spectrum, is 0.2% or lower. The Mw/Mn is 1 to 3. The automotive part can be efficiently produced by injection molding.
摘要翻译：一种由聚丙烯树脂组合物制成的汽车部件，其包含（A1）丙烯均聚物，（B）弹性体和（C）无机填料，或者包含（A2）丙烯嵌段共聚物和（C）无机填料，含有（B）弹性体，其中丙烯均聚物（A1）和丙烯嵌段共聚物（A2）的丙烯均聚物具有以下特征（i）至（iii）。 MFR（230℃）为20〜300g / 10分钟。从13 C-NMR光谱确定的，在所有结构丙烯单元中基于2,1-或1,3-插入的不规则定位的丙烯单体单元的比例为0.2％以下。 Mw / Mn为1〜3。可以通过注射成型有效地制造汽车部件。

2. 发明专利

SG11201507471PA PRODUCTION METHOD OF OLEFIN POLYMER AND OLEFIN POLYMERIZATION CATALYST 未知
公开(公告)号：SG11201507471PA
公开(公告)日：2015-10-29
申请号：SG11201507471P
申请日：2014-03-11
申请人： MITSUI CHEMICALS INC
发明人： EBISAWA IKUKO , KITAGAWA HIDEO , YUKITA TAKASHI , YAMASHITA MASAHIRO , TAKEDA KOUJI , KANEYOSHI HIROMU
IPC分类号： C08F4/6592 , C08F10/00
摘要： To provide a method of efficiently affording olefin polymers having a high molecular weight and a high melting point even under industrially advantageous high-temperature conditions. A production method of an olefin polymer to solve the above problem includes polymerizing monomer(s) including at least one ±-olefin having 3 or more carbon atoms at 50°C to 200°C in the presence of an olefin polymerization catalyst including; (A) a crosslinked metallocene compound represented by General Formula [I] below; and (B) at least one compound selected from (b-1) an organoaluminum oxy-compound, (b-2) a compound that forms an ion pair by reacting with the crosslinked metallocene compound (A), and (b-3) an organoalunimum compound.

3. 发明专利

SG11201405812VA METHOD FOR PRODUCING OLEFIN POLYMER 未知
公开(公告)号：SG11201405812VA
公开(公告)日：2014-10-30
申请号：SG11201405812V
申请日：2013-02-28
申请人： MITSUI CHEMICALS INC
发明人： YAMASHITA MASAHIRO , YUKITA TAKASHI , KANEYOSHI HIROMU
IPC分类号： C08F10/00 , C08F4/6592
摘要： [Object] There is provided a method which enables an olefin polymer having high melting point and high molecular weight to be produced even at high temperature proper in an industrial production process. [Solution] A method for producing an olefin polymer is provided, the method including polymerizing an olefin having two or more carbon atoms in the presence of a catalyst for olefin polymerization, wherein the catalyst for olefin polymerization includes (A) a bridged metallocene compound represented by Formula [1] and (B) at least one compound selected from, for example, an organoaluminum oxy-compound and an organoaluminum compound: [where R 1 to R 4 each represent, for example, a hydrocarbon group; R 5 to R 9 each represent, for example, a hydrogen atom or a halogen atom; R 10 and R 11 each represent, for example, a hydrogen atom; and R 12 represents, for example, a hydrocarbon group. Y represents, for example, a carbon atom. M represents, for example, Zr; Y represents, for example, a carbon atom; and Q represents, for example, a halogen atom. j is an integer from 1 to 4].

4. 发明专利

DE60034308D1 未知
公开(公告)号：DE60034308D1
公开(公告)日：2007-05-24
申请号：DE60034308
申请日：2000-10-05
申请人： MITSUI CHEMICALS INC
发明人： KAWAI KOJI , YAMASHITA MASAHIRO , TOHI YASUSHI , KAWAHARA NOBUO , MICHIUE KENJI , KANEYOSHI HIROMU , MORI RYOJI
IPC分类号： C07F17/00 , C08F4/64 , C08F4/659 , C08F4/6592 , C08F10/00 , C08F110/06
摘要： The metallocene compound according to the invention and the olefin polymerization catalyst containing the compound are intended to produce a catalyst capable of preparing an isotactic polymer with a high polymerization activity. The metallocene compound contains a substituted cyclopentadienyl group and a (substituted) fluorenyl group and has a structure wherein these groups are bridged by a hydrocarbon group or the like. The process for preparing a metallocene compound according to the invention is intended to selectively prepare a specific metallocene compound so as not to produce an isomer, and in this process an intermediate product is synthesized by a specific method. The process for preparing a polyolefin according to the invention is intended to prepare a polyolefin having excellent impact resistance and transparency, and this process comprises homopolymerizing an alpha -olefin of 3 to 8 carbon atoms or copolymerizing an olefin of 3 to 8 carbon atoms and another alpha -olefin in the presence of an olefin polymerization catalyst containing the above-mentioned metallocene compound.

5. 发明专利

DE69927876T2 未知
公开(公告)号：DE69927876T2
公开(公告)日：2006-06-14
申请号：DE69927876
申请日：1999-04-30
申请人： MITSUI CHEMICALS INC
发明人： SUNAGA TADAHIRO , MICHIUE KENJI , YAMASHITA MASAHIRO , ISHII YUKIO
IPC分类号： C07F7/00 , C07F17/00 , C08F4/44 , C08F4/64 , C08F4/642 , C08F4/659 , C08F4/6592 , C08F10/00 , C08F110/06
摘要： A novel metallocene compound represented by the formula Ä1Ü and its preparation are disclosed. The compound is useful in a process for preparing a polyolefin comprising the step of polymerizing an olefin in a catalytic system including the metallocene compound. The present metallocene compound particularly permits the preparation of a polyolefin having a high stereoregularity and a low molecular weight, and it is industrially extremely valuable. The metallocene compound has the structure: wherein R and R are each selected from the group consisting of an alkyl group, an aryl group and a silicon-containing alkyl group; M is a metal selected from the group IV of the periodic table; Q is carbon or silicon; X is a halogen, an alkyl group or an anionic ligand, and they may be selected so as to be the same or a combination of different ones; i is an integer of 1 to 10; n is an integer of 1 to 4; m is an integer of 0 to 4; and h is an integer of 1 to 3.

6. 发明专利

DE69927876D1 未知
公开(公告)号：DE69927876D1
公开(公告)日：2005-12-01
申请号：DE69927876
申请日：1999-04-30
申请人： MITSUI CHEMICALS INC
发明人： SUNAGA TADAHIRO , MICHIUE KENJI , YAMASHITA MASAHIRO , ISHII YUKIO
IPC分类号： C07F7/00 , C07F17/00 , C08F4/44 , C08F4/64 , C08F4/642 , C08F4/659 , C08F4/6592 , C08F10/00 , C08F110/06
摘要： A novel metallocene compound represented by the formula Ä1Ü and its preparation are disclosed. The compound is useful in a process for preparing a polyolefin comprising the step of polymerizing an olefin in a catalytic system including the metallocene compound. The present metallocene compound particularly permits the preparation of a polyolefin having a high stereoregularity and a low molecular weight, and it is industrially extremely valuable. The metallocene compound has the structure: wherein R and R are each selected from the group consisting of an alkyl group, an aryl group and a silicon-containing alkyl group; M is a metal selected from the group IV of the periodic table; Q is carbon or silicon; X is a halogen, an alkyl group or an anionic ligand, and they may be selected so as to be the same or a combination of different ones; i is an integer of 1 to 10; n is an integer of 1 to 4; m is an integer of 0 to 4; and h is an integer of 1 to 3.

7. 发明专利

SG11201701851XA PRODUCTION METHOD OF OLEFIN (CO)POLYMER CONTAINING CONSTITUENT UNIT DERIVED FROM 1-BUTENE 未知
公开(公告)号：SG11201701851XA
公开(公告)日：2017-04-27
申请号：SG11201701851X
申请日：2015-09-10
申请人： MITSUI CHEMICALS INC
发明人： EBISAWA IKUKO , YAMASHITA MASAHIRO , YUKITA TAKASHI , MOHRI JUNICHI , TANAKA JUNPEI , KAI NORIKO
IPC分类号： C08F210/06 , C08F4/6592
摘要： The purpose of the present invention is to provide a method for efficiently producing an olefin (co)polymer containing a constituent unit derived from 1-butene, the (co)polymer having a molecular weight that is sufficiently high even for high temperature conditions that are beneficial for industrial production methods. This purpose can be achieved by means of a method for producing an olefin (co)polymer containing a constituent unit derived from 1-butene, wherein at least 1-butene and, if necessary, an ±-olefin having 2 or more carbon atoms (excluding 1-butene) and other monomers are (co)polymerized in the presence of an olefin polymerization catalyst that contains (A) a crosslinked metallocene compound represented by general formula [I] and (B) at least one type of compound selected from among (b-1) an organic aluminum oxy compound, (b-2) a compound that forms an ion pair upon a reaction with the crosslinked metallocene compound (A), and (b-3) an organic aluminum compound, at a polymerization temperature of 55-200°C and a polymerization pressure of 0.1-5.0 MPaG.

8. 发明专利

SG181837A1 PROCESS FOR PRODUCTION OF SYNDIOTACTIC A-OLEFIN POLYMER 未知
公开(公告)号：SG181837A1
公开(公告)日：2012-08-30
申请号：SG2012045571
申请日：2010-12-16
申请人： MITSUI CHEMICALS INC
发明人： YAMAMOTO MASAYOSHI , YUKITA TAKASHI , YAMASHITA MASAHIRO , KANEYOSHI HIROMU
摘要： PROCESS FOR PRODUCTION OF SYNDIOTACTIC [err]-OLEFIN POLYMER AbstractA process for producing a syndiotactic a-olefin polymer having high racemic diad fraction and high molecular weight with excellent polymerization activity through a method permitting high-temperature polymerization. The production process comprises polymerizing a monomer that comprises at least one C3-10-[err]-olefin and a small amount of ethylene, in the presence of an olefin polymerization catalyst comprising a transitionmetal compound (A) represented by the general formula [1], at least one compound (B) selected from an organoaluminum oxy-compound (b-1), a compound (b-2) that reacts with the transition metal compound (A) to form an ion pair and an organoaluminum compound (b-3), which process for producing asyndiotactic [err]-olefin polymer satisfies the relationship: 0.001[err]P[err]/P[err][err]0.030, provided that the molar amounts of ethylene and an [err]-olefin having 3 to 10 carbon atoms that are fed into a polymerization reactor under a polymerization temperature of not lower than 25°C are P[err] and P[err], respectively.(No suitable Figure)

9. 发明专利

DE60034308T2 未知
公开(公告)号：DE60034308T2
公开(公告)日：2007-12-20
申请号：DE60034308
申请日：2000-10-05
申请人： MITSUI CHEMICALS INC
发明人： KAWAI KOJI , YAMASHITA MASAHIRO , TOHI YASUSHI , KAWAHARA NOBUO , MICHIUE KENJI , KANEYOSHI HIROMU , MORI RYOJI
IPC分类号： C07F17/00 , C08F4/64 , C08F4/659 , C08F4/6592 , C08F10/00 , C08F110/06
摘要： The metallocene compound according to the invention and the olefin polymerization catalyst containing the compound are intended to produce a catalyst capable of preparing an isotactic polymer with a high polymerization activity. The metallocene compound contains a substituted cyclopentadienyl group and a (substituted) fluorenyl group and has a structure wherein these groups are bridged by a hydrocarbon group or the like. The process for preparing a metallocene compound according to the invention is intended to selectively prepare a specific metallocene compound so as not to produce an isomer, and in this process an intermediate product is synthesized by a specific method. The process for preparing a polyolefin according to the invention is intended to prepare a polyolefin having excellent impact resistance and transparency, and this process comprises homopolymerizing an alpha -olefin of 3 to 8 carbon atoms or copolymerizing an olefin of 3 to 8 carbon atoms and another alpha -olefin in the presence of an olefin polymerization catalyst containing the above-mentioned metallocene compound.

10. 发明专利

SG10201508676PA METHOD FOR PRODUCING OLEFIN POLYMER 未知
公开(公告)号：SG10201508676PA
公开(公告)日：2015-11-27
申请号：SG10201508676P
申请日：2013-02-28
申请人： MITSUI CHEMICALS INC
发明人： YAMASHITA MASAHIRO , YUKITA TAKASHI , KANEYOSHI HIROMU
摘要： [Object] There is provided a method which enables an olefin polymer having high melting point and high molecular weight to be produced even at high temperature proper in an industrial production process. [Solution] A method for producing an olefin polymer is provided, the method including polymerizing an olefin having two or more carbon atoms in the presence of a catalyst for olefin polymerization, wherein the catalyst for olefin polymerization includes (A) a bridged metallocene compound represented by Formula [1] and (B) at least one compound selected from, for example, an organoaluminum oxy-compound and an organoaluminum compound: [where R 1 to R 4 each represent, for example, a hydrocarbon group; R 5 to R 9 each represent, for example, a hydrogen atom or a halogen atom; R 10 and R 11 each represent, for example, a hydrogen atom; and R 12 represents, for example, a hydrocarbon group. Y represents, for example, a carbon atom. M represents, for example, Zr; Y represents, for example, a carbon atom; and Q represents, for example, a halogen atom. j is an integer from 1 to 4].

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式