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    • 4. 发明申请
    • Ethylene-Based Resin and Molded Object Obtained Therefrom
    • 乙烯基树脂及其成型体
    • US20080090983A1
    • 2008-04-17
    • US11883316
    • 2006-01-31
    • Yasuo SatohHideki BandoYoshiho SonobeMasao SuzukiDaisuke TanifujiChiaki TomataMakoto Mitani
    • Yasuo SatohHideki BandoYoshiho SonobeMasao SuzukiDaisuke TanifujiChiaki TomataMakoto Mitani
    • C08F10/02
    • C08F10/02C08F4/65904C08F4/65912C08F4/65927C08F10/00C08F210/16C08F4/65916C08F4/6492C08F210/14C08F2500/12C08F2500/17C08F2500/11C08F2500/04
    • Ethylene-based resin, which exhibits a satisfactorily high melt tension and can provide a molded object excellent in mechanical strength, the ethylene-based resin characterized in simultaneously satisfying the requirements [1] to [5] described below: [1] melt flow rate (MFR) under a loading of 2.16 kg at 190° C. is in the range of 0.1 to 100 g/10 minutes; [2] density (d) is in the range of 875 to 970 kg/m3; [3] ratio [MT/η*(g/P)] of melt tension [MT(g)] at 190° C. to shearing viscosity [η*(P)] at 200° C. at an angular velocity of 1.0 rad/sec. is in the range of 1.50×10−4 to 9.00×10−4; [4] sum [(A+B)(/1000C)] of the number of methyl branches [A(/1000C)] and the number of ethyl branches [B(/1000C)] per 1000 carbon atoms measured by 13C-NMR is 1.8 or less; and [5] zero shear viscosity [η0(P)] at 200° C. and weight-average molecular weight (Mw) measured by GPC-viscosity detector method (GPC-VISCO) satisfy the following relational expression (Eq-1): 0.01×−13×Mw3.4≦η0≦4.5×10−13×Mw3.4  (Eq-1)
    • 乙烯系树脂具有令人满意的高熔融张力,可提供机械强度优异的成型体,同时满足下述[1]〜[5]所述的乙烯类树脂:[1]熔体流动速率 (MFR)为2.16kg,190℃时为0.1〜100g / 10分钟; [2]密度(d)在875至970kg / m 3的范围内; 熔体张力[MT(g)]在190℃下的剪切粘度[η[(P)]]的[3]比[MT /η(g / P)]在200℃以角速度为1.0 rad / sec。 在1.50×10 -4至9.00×10 -4的范围内; [4]通过测量的每1000个碳原子的甲基支链数[A(/ 1000C)]和乙基支链数[B(/ 1000C)]的[(A + B)(/ 1000C) 13 C-NMR为1.8以下; 和[5]在200℃下的零剪切粘度[ηa0(P)]和通过GPC-粘度检测器法(GPC-VISCO)测量的重均分子量(Mw)满足以下 关系表达式(Eq-1):<?in-line-formula description =“In-line formula”end =“lead”?> 0.01x (等式1)<?in-line-formula description =“In-line-formula description =”In-line-formula description“ 行公式“end =”tail“?>
    • 5. 发明申请
    • Ethylened polymer and molded object obtained therefrom
    • 乙烯化聚合物和由其得到的成型体
    • US20060135712A1
    • 2006-06-22
    • US10539038
    • 2003-12-15
    • Yasuo SatohMamoru TakahashiHideki BandoYoshiho SonobeYasushi Nakayama
    • Yasuo SatohMamoru TakahashiHideki BandoYoshiho SonobeYasushi Nakayama
    • C08F4/44
    • C08F10/00C08F4/65916C08F4/65927C08F4/65912
    • An ethylene-based polymer which is an ethylene/C4 to C10 α-olefin copolymer and satisfies the following requirements [k1] to [k3]: [k1] melt flow rate (MFR) under a loading of 2.16 kg at 190° C. is in the range of 1.0 to 50 g/10 minutes; [k2] LNR defined as a scale of neck-in upon film molding is in the range of 0.6 to 1.4; and [k3] take-up speed at break [DS (m/min)] at 160° C. and melt flow rate (MFR) satisfy the following relationship (Eq-1): 12×MFR0.577≦DS≦165×MFR0.577 (Eq-1), and a thermoplastic resin composition containing the ethylene-based polymer, provide a molded product, preferably a film, excellent in moldability and mechanical strength. The ethylene-based polymer can be efficiently obtained by polymerization in the presence of an olefin polymerization catalyst formed from a solid carrier, (A) a solid transition metal catalyst component obtained by contacting (a) a compound of a transition metal of the group 4 in the periodic table, containing at least one ligand having a cyclopentadienyl skeleton, (b) an organoaluminum oxy compound, (c) a multifunctional organic halide, and if necessary (d) an organoaluminum compound, and if necessary (B) organoaluminum compound.
    • 乙烯基聚合物是乙烯/ C 4〜C 10α-烯烃共聚物,满足以下要求[k1]〜[k3]:[k1]在190℃下2.16kg负载下的熔体流动速率(MFR) 在1.0〜50g / 10分钟的范围内; [k2]在膜成型时定义为颈缩尺度的LNR在0.6至1.4的范围内; 和[k3]在160℃下的卷取速度[DS(m / min)],熔体流动速率(MFR)满足以下关系式(Eq-1):12xMFR 0.577 < (式-1),含有乙烯类聚合物的热塑性树脂组合物提供成型性和机械强度优异的成型品,优选为薄膜。 通过在由固体载体形成的烯烃聚合催化剂的存在下聚合可有效获得乙烯类聚合物,(A)通过使(a)第4族过渡金属的化合物 在周期表中,含有至少一种具有环戊二烯基骨架的配体,(b)有机铝氧化合物,(c)多官能有机卤化物,以及必要时(d)有机铝化合物,以及必要时(B)有机铝化合物。
    • 6. 发明授权
    • Ethylened polymer and molded object obtained therefrom
    • 乙烯化聚合物和由其得到的成型体
    • US07208559B2
    • 2007-04-24
    • US10539038
    • 2003-12-15
    • Yasuo SatohMamoru TakahashiHideki BandoYoshiho SonobeYasushi Nakayama
    • Yasuo SatohMamoru TakahashiHideki BandoYoshiho SonobeYasushi Nakayama
    • C08F10/08C08F10/02
    • C08F10/00C08F4/65916C08F4/65927C08F4/65912
    • An ethylene-based polymer which is an ethylene/C4 to C10 α-olefin copolymer and satisfies the following requirements [k1] to [k3]: [k1] melt flow rate (MFR) under a loading of 2.16 kg at 190° C. is in the range of 1.0 to 50 g/10 minutes; [k2] LNR defined as a scale of neck-in upon film molding is in the range of 0.6 to 1.4; and [k3] take-up speed at break [DS (m/min)] at 160° C. and melt flow rate (MFR) satisfy the following relationship (Eq-1): 12×MFR0.577≦DS≦165×MFR0.577 (Eq-1), and a thermoplastic resin composition containing the ethylene-based polymer, provide a molded product, preferably a film, excellent in moldability and mechanical strength.The ethylene-based polymer can be efficiently obtained by polymerization in the presence of an olefin polymerization catalyst formed from a solid carrier, (A) a solid transition metal catalyst component obtained by contacting (a) a compound of a transition metal of the group 4 in the periodic table, containing at least one ligand having a cyclopentadienyl skeleton, (b) an organoaluminum oxy compound, (c) a multifunctional organic halide, and if necessary (d) an organoaluminum compound, and if necessary (B) organoaluminum compound.
    • 乙烯基聚合物是乙烯/ C 4〜C 10α-烯烃共聚物,满足以下要求[k1]〜[k3]:[k1]在190℃下2.16kg负载下的熔体流动速率(MFR) 在1.0〜50g / 10分钟的范围内; [k2]在膜成型时定义为颈缩尺度的LNR在0.6至1.4的范围内; 和[k3]在160℃下的卷取速度[DS(m / min)],熔体流动速率(MFR)满足以下关系式(Eq-1):12xMFR 0.577 < (式-1),含有乙烯类聚合物的热塑性树脂组合物提供成型性和机械强度优异的成型品,优选为薄膜。 通过在由固体载体形成的烯烃聚合催化剂的存在下聚合可有效获得乙烯类聚合物,(A)通过使(a)第4族过渡金属的化合物 在周期表中,含有至少一种具有环戊二烯基骨架的配体,(b)有机铝氧化合物,(c)多官能有机卤化物,以及必要时(d)有机铝化合物,以及必要时(B)有机铝化合物。