摘要:
A magnesium compound obtained by reacting the following components (i) (ii) and (iii): (i) metal magnesium (ii) an alcohol (iii) a metal dihalide compound represented by the general formula (I) containing at least 0.001 mole of M relative to one mole of magnesium of the metal magnesium (i) MX2 (I) where X is a halogen atom and M is Mn, Fe, Co or Zn.
摘要:
A magnesium compound represented by the formula (I): Mg(OC2H5)2−n(OR1)n (I) where R1 is CmH2m+1 (where m is an integer of from 3 to 10), and n is a numerical value satisfying 0
摘要翻译:由式(I)表示的镁化合物:<?in-line-formula description =“In-line Formulas”end =“lead”?> Mg(OC 2 H 5) 2-n(或<1> 1) i>(I)<?in-line-formula description =“In-Line Formulas “end =”tail“?>其中R 1是C m H 2 m + 1(其中m是3至10的整数 ),n是满足0
摘要:
A magnesium compound represented by the formula (I): Mg(OC2H5)2−n(OR1)n (I) where R1 is CmH2m+1 (where m is an integer of from 3 to 10), and n is a numerical value satisfying 0
摘要:
A method of producing a magnesium compound by reacting the following components (i), (ii) and (iii):(i) metal magnesium (ii) an alcohol (iii) a metal dihalide compound represented by the general formula (I) containing at least 0.001 mole of M relative to one mole of magnesium of the metal magnesium (i) MX2 (I) where X is a halogen atom and M is Mn, Fe, Co or Zn.
摘要:
A method of producing a magnesium compound by reacting the following components (i), (ii) and (iii): (i) metal magnesium (ii) an alcohol (iii) a metal dihalide compound represented by the general formula (I) containing at least 0.001 mole of M relative to one mole of magnesium of the metal magnesium (i) MX2 (I) where X is a halogen atom and M is Mn, Fe, Co or Zn.
摘要:
A magnesium compound obtainable by reacting metal magnesium, ethanol, an alcohol having from 3 to 10 carbon atoms and a halogen and/or a halogen-containing compound containing at least 0.0001 gram atom of a halogen atom relative to one gram atom of the metal magnesium at 0 to 70° C., which comprises composition represented by the formula (I), and which has a particle diameter D50 corresponding to 50% of cumulative weight fraction of from 4 to 20 μm and a particle size distribution index (P) of P
摘要翻译:通过使金属镁,乙醇,具有3至10个碳原子的醇和卤素和/或含有至少0.0001克原子卤素原子的含卤素化合物相对于1克原子的金属镁可以得到的镁化合物 在0至70℃下,其包含由式(I)表示的组合物,其具有对应于累积重量分数为50至40μm的粒径D 50和粒度分布指数(P)为 P <4.0:Mg(OC2H5)2-n(OR1)n(I)其中n是满足0
摘要:
A magnesium compound obtainable by reacting metal magnesium, ethanol, an alcohol having from 3 to 10 carbon atoms and a halogen and/or a halogen-containing compound containing at least 0.0001 gram atom of a halogen atom relative to one gram atom of the metal magnesium at 0 to 70° C., which comprises composition represented by the formula (I), and which has a particle diameter D50 corresponding to 50% of cumulative weight fraction of from 4 to 20 μm and a particle size distribution index (P) of P
摘要翻译:通过使金属镁,乙醇,具有3至10个碳原子的醇和卤素和/或含有至少0.0001克原子卤素原子的含卤素化合物相对于1克原子的金属镁可以得到的镁化合物 在0至70℃下,其包含由式(I)表示的组合物,其具有对应于4至20μm的累积重量分数的50%的粒径D50和粒径分布指数(P) P <4.0:<?in-line-formula description =“In-line Formulas”end =“lead”?> Mg(OC2H5)2-n(OR1)n(I) 其中n为满足0
摘要:
Solid catalyst components for the polymerization of olefins, comprising titanium, magnesium and a compound of general formula (I), wherein R1 and R2 may be the same or different and each represents a linear or branched hydrocarbon group having 1 to 20 carbon atoms, and n is an integer of 1 to 10, as an electron donor, which are combined with organoaluminum compounds to form polymerization catalysts for the production of olefin polymers. This electron donor has no problems of safety and hygiene, and is inexpensive and easily synthesized. This compound can provide highly active and highly stereoregular solid catalyst components for the polymerization of olefins, catalysts for the polymerization of olefins, and processes for producing olefin polymers.
摘要:
Provided are a catalyst for olefin polymer production, which contains an organosilicon compound having a specific structure and with which olefin polymers produced have increased stereospecificity and increased melt fluidity; and a method for producing such olefin polymers.
摘要:
Provided are a solid catalyst component for olefin polymerization and a catalyst comprising the component for olefin polymerization, in which the electron donor is free from the problem of lacking in safety and sanitation, and is inexpensive and easy to produce, and which exhibit high activity in producing olefin polymers with high stereospecificity, and also a method for producing olefin polymers in the presence of the catalyst. The solid catalyst component comprises titanium, magnesium and an electron donor compound of formula (I): wherein R1 and R2 each represent a linear or branched hydrocarbon residue having from 1 to 20 carbon atoms; R3 represents an alicyclic hydrocarbon residue having from 3 to 20 carbon atoms; and n represents an integer of from 1 to 10. The solid catalyst component is combined with an organic aluminium compound to prepare a catalyst, which is used in producing olefin polymers.