摘要:
A copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a density of 906 to 970 kg/m3 and an activation energy of flow of 50 kJ/mol or more, and satisfying specific relations among a melt complex viscosity, a melt flow rate and a characteristic relaxation time.
摘要翻译:具有衍生自乙烯的单体单元和衍生自3至20个碳原子的α-烯烃的单体单元,密度为906至970kg / m 3的共聚物和50kJ的流动活化能 / mol以上,并且满足熔体复数粘度,熔体流动速率和特征弛豫时间之间的特定关系。
摘要:
An ethylene-α-olefin copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a density of 906 to 970 kg/m3, an activation energy of flow of 50 kJ/mol or more and a heat quantity of fusion of a cold xylene soluble part of 30 J/g or more, and satisfying specific relations among a rate of the cold xylene soluble part in the copolymer, the density, a melt flow rate and a characteristic relaxation time.
摘要翻译:具有衍生自乙烯的单体单元和衍生自3-20个碳原子的α-烯烃的单体单元,密度为906至970kg / m 3的乙烯-α-烯烃共聚物,活化能 的流动为50kJ / mol以上,冷二甲苯可溶部分的熔融热量为30J / g以上,满足共聚物中冷二甲苯可溶部分的比例,密度,a 熔体流动速率和特征弛豫时间。
摘要:
An ethylene-α-olefin copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a density of 906 to 970 kg/m3, an activation energy of flow of 50 kJ/mol or more and a heat quantity of fusion of a cold xylene soluble part of 30 J/g or more, and satisfying specific relations among a rate of the cold xylene soluble part in the copolymer, the density, a melt flow rate and a characteristic relaxation time.
摘要翻译:具有衍生自乙烯的单体单元和衍生自3-20个碳原子的α-烯烃的单体单元,密度为906至970kg / m 3的乙烯-α-烯烃共聚物,活化能 的流动为50kJ / mol以上,冷二甲苯可溶部分的熔融热量为30J / g以上,满足共聚物中冷二甲苯可溶部分的比例,密度,a 熔体流动速率和特征弛豫时间。
摘要:
A copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a density of 906 to 970 kg/m3 and an activation energy of flow of 50 kJ/mol or more, and satisfying specific relations among a melt complex viscosity, a melt flow rate and a characteristic relaxation time.
摘要翻译:具有衍生自乙烯的单体单元和衍生自3至20个碳原子的α-烯烃的单体单元,密度为906至970kg / m 3的共聚物和50kJ的流动活化能 / mol以上,并且满足熔体复数粘度,熔体流动速率和特征弛豫时间之间的特定关系。
摘要:
An ethylene-α-olefin copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a melt flow rate (MFR) of 0.01 to 4 g/10 minutes, a density of 890 to 970 kg/m3, an activation energy of flow of 50 kJ/mol or more and a molecular weight distribution measured by gel permeation chromatography of 3 or more, wherein a characteristic relaxation time (τ) determined by a melt viscoelasticity measurement or an external haze ratio (EHR) satisfies a relationship of the following formula (1) or (2), respectively: 3×MFR−0.75+1.1>τ>1.3×MFR−0.5+1.4 (1) EHR≦−15×log MFR+0.145×d−47 (2)
摘要:
An ethylene-α-olefin copolymer containing monomer units derived from ethylene and monomer units derived from an α-olefin having 4 to 20 carbon atoms, and having a density of 890 to 970 kg/m3, an activation energy of flow of 50 kJ/mol or more, a molecular weight distribution of 3 or more determined by a gel permeation chromatography, and the number of inflection points of 3 or less on a melting curve obtained by a differential scanning calorimetry within a temperatures ranges of from 25°C. to an end point of melting.
摘要翻译:含有源自乙烯的单体单元和衍生自碳原子数4〜20的α-烯烃,密度为890〜970kg / m 3的乙烯-α-烯烃共聚物,流动的活化能为50kJ / mol以上,通过凝胶渗透色谱法测定的分子量分布为3以上,通过差示扫描量热法在25℃的温度范围内获得的熔解曲线上的拐点数为3以下。 到熔化的终点。
摘要:
An ethylene-α-olefin copolymer containing monomer units derived from ethylene and monomer units derived from an α-olefin having 4 to 20 carbon atoms, and having a density of 890 to 970 kg/m3, an activation energy of flow of 50 kJ/mol or more, a molecular weight distribution of 3 or more determined by a gel permeation chromatography, and the number of inflection points of 3 or less on a melting curve obtained by a differential scanning calorimetry within a temperatures range of from 25° C. to an end point of melting.
摘要翻译:包含衍生自乙烯的单体单元和衍生自碳原子数4〜20的α-烯烃,密度为890〜970kg / m 3的单体单元的乙烯-α-烯烃共聚物, 通过凝胶渗透色谱法测定的流动活化能为50kJ / mol以上,分子量分布为3以上,通过差示扫描量热法在温度下得到的熔解曲线上的拐点数为3以下 范围为25°C至熔点终点。
摘要:
An ethylene-α-olefin copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a melt flow rate (MFR) of 0.01 to 4 g/10 minutes, a density of 890 to 970 kg/m3, an activation energy of flow of 50 kJ/mol or more and a molecular weight distribution measured by gel permeation chromatography of 3 or more, wherein a characteristic relaxation time (τ) determined by a melt viscoelasticity measurement or an external haze ratio (EHR) satisfies a relationship of the following formula (1) or (2), respectively: 3×MFR−0.75+1.1>τ>1.3×MFR−0.5+1.4 (1) EHR≦−15×log MFR+0.145×d−47 (2)
摘要:
An ethylene-α-olefin copolymer containing monomer units derived from ethylene and monomer units of an α-olefin having 3 to 20 carbon atoms and having a melt flow rate of from 0.01 to 100 g/10 min, an activation energy of flow of 50 kJ/mol or more, a molecular weight distribution measured by a gel permeation chromatography of 3 or more and minute defects of 2000/m2 or less in number, a process for producing the copolymer, and a molding of the copolymer.
摘要翻译:包含衍生自乙烯的单体单元和具有3至20个碳原子且具有0.01至100g / 10min的熔体流动速率的α-烯烃的单体单元的乙烯-α-烯烃共聚物,流动的活化能为50 kJ / mol以上,通过3次以上的凝胶渗透色谱法测定的分子量分布,数量为2000 / m 2以下的微小缺陷,共聚物的制造方法和成型 的共聚物。
摘要:
An ethylene-α-olefin copolymer comprising a repeating unit derived from ethylene and a repeating unit derived from an α-olefin having 3 to 20 carbon atoms, wherein a melt flow rate (MFR) is 0.01 to 100 g/10 minutes, a density is 860 to 970 kg/m3, a molecular weight distribution (Mw/Mn) is 2 to 8, and a ratio (η*0.1/η*100) of a dynamic complex viscosity (η*0.1) at a temperature of 190° C. and an angular frequency of 0.1 rad/s, to a dynamic complex viscosity (η*100) at a temperature of 190° C. and an angular frequency of 100 rad/s is 15 to 100 is excellent in balance between mechanical strength and processability.