Ethylene-alpha-olefin copolymer
    2.
    发明申请
    Ethylene-alpha-olefin copolymer 失效
    乙烯-α-烯烃共聚物

    公开(公告)号:US20060217510A1

    公开(公告)日:2006-09-28

    申请号:US11386942

    申请日:2006-03-23

    IPC分类号: C08F210/14

    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.

    摘要翻译: 包含衍生自乙烯的重复单元和衍生自具有3至20个碳原子的α-烯烃的重复单元的乙烯-α-烯烃共聚物,其中熔体流动速率(MFR)为0.01至100g / 10分钟,密度 为860〜970kg / m 3,分子量分布(Mw / Mn)为2〜8,比率(ηη* 0.1 / 100℃,角度频率为0.1rad / s,动态复数粘度(eta * 0.1S)在190℃的温度和0.1rad / s的角频率, SUB> 100℃),角度频率为100rad / s的角度频率为15〜100,机械强度与加工性的平衡优异。

    Method for producing an extruded molded article of ethylene polymer and the film
    3.
    发明申请
    Method for producing an extruded molded article of ethylene polymer and the film 失效
    乙烯聚合物挤出成型制品的制造方法和膜

    公开(公告)号:US20050098927A1

    公开(公告)日:2005-05-12

    申请号:US10947540

    申请日:2004-09-23

    IPC分类号: A22C13/00 C08F8/00

    摘要: The object is to provide a method for producing a film excellent in a quality of odorless or free from deteriorating taste of food contained in a package of the extruded molded article by using an ethylene-α-olefin copolymer excellent in extrusion molding processability. This object is achieved by a method for producing an extruded molded article comprising a step of extruding a copolymer of ethylene and α-olefin of from 3 to 20 carbon atoms having an activation energy for melt flow of not less than 50 kJ/mol under one of the following conditions: (a) a temperature of melted resin at die gap of T-die is not more than 200° C., (b) a temperature of melted resin at die gap of tubular tie is not more than 170° C.

    摘要翻译: 本发明的目的是提供通过使用挤出成型加工性优异的乙烯-α-烯烃共聚物来制造在挤出成形品的包装物中所含的食品的无味或无劣化味道的质量优异的膜的方法。 该目的通过一种挤压成型制品的制造方法来实现,该方法包括以下步骤:挤出乙烯和3-20个碳原子的α-烯烃的共聚物,该共聚物具有在一个以下的熔体流动不小于50kJ / mol的活化能 具有以下条件:(a)T型模头间隙处熔融树脂的温度不超过200℃,(b)管状管芯间隙处熔融树脂的温度不超过170℃ 。

    Ethylene-based polymer resin
    4.
    发明授权
    Ethylene-based polymer resin 有权
    乙烯基聚合物树脂

    公开(公告)号:US06867277B2

    公开(公告)日:2005-03-15

    申请号:US10397188

    申请日:2003-03-27

    申请人: Yuki Iseki

    发明人: Yuki Iseki

    摘要: An ethylene-based polymer resin which is obtained by copolymerizing ethylene with an α-olefin having 5 to 20 carbon atoms, and has a melt flow rate (MFR) measured at 190° C. under a load of 21.18 N according to JIS K7210-1995, of not less than 0.01 g/10 min. and less than 1 g/10 min., wherein the melt flow rate and a melt tension(MT) at 190° C. (unit: cN) of the resin satisfy a relation of the following expression (1) and an intrinsic viscosity [η] (unit: dL/g) and the melt flow rate of the resin satisfy a relation of the following expression (2): 2×MFR−0.59

    摘要翻译: 乙烯类聚合物树脂,其通过使乙烯与碳原子数5〜20的α-烯烃共聚得到,并且在190℃,负荷21.18N下测定的熔体流动速率(MFR)根据JIS K7210- 1995年不低于0.01g / 10min。 和小于1g / 10分钟,其中树脂的熔体流动速率和190℃下的熔体张力(MT)(单位:cN)满足以下表达式(1)和特性粘度[ η(单位:dL / g),树脂的熔体流动速率满足下式(2)的关系:

    Ethylene-based polymer
    5.
    发明授权
    Ethylene-based polymer 有权
    乙烯基聚合物

    公开(公告)号:US06288193B1

    公开(公告)日:2001-09-11

    申请号:US09426191

    申请日:1999-10-25

    IPC分类号: C08F21014

    摘要: An ethylene-based polymer comprising ethylene and at least one addition polymerizable monomer containing a vinyl compound (A) described below, wherein the ethylene-based polymer has a melting temperature (Tm) of 119 ° C. or lower and, the melt index MI (g/10 minutes) of the ethylene-based polymer and the molar content “m” (mole %) of the vinyl compound (A) satisfy the following formula (1): Vinyl compound (A): a vinyl compound represented by the structural formula CH2═CH—R containing a saturated hydrocarbon group R wherein the substituent R has a steric parameter Es of not less than −2.77 and not more than −1.64 and the substituent R has a steric parameter B1 of not less than 1.53 and not more than 2.90: 0.01≧MI≦18+m1.4  (1)

    摘要翻译: 包含乙烯和至少一种含有下述乙烯基化合物(A)的可加聚单体的乙烯类聚合物,其中所述乙烯类聚合物的熔融温度(Tm)为119℃以下,熔融指数MI 乙烯系聚合物的(g / 10分钟)和乙烯基化合物(A)的摩尔含量“m”(摩尔%)满足下式(1):乙烯基化合物(A):由 结构式CH 2 =含有饱和烃基R的CH-R,其中取代基R的空间参数Es不小于-2.77且不大于-1.64,取代基R的空间参数B1不小于1.53,而不是 超过2.90:

    Method of producing inflation film and said film
    6.
    发明授权
    Method of producing inflation film and said film 有权
    生产膨胀膜和所述膜的方法

    公开(公告)号:US06274691B1

    公开(公告)日:2001-08-14

    申请号:US09174416

    申请日:1998-10-19

    IPC分类号: C08F11002

    摘要: A method of producing an inflation film, which comprises processing an ethylene polymer or a resin composition containing said ethylene polymer in a die gap at a melting temperature of not more than 170° C., wherein said ethylene polymer is produced by an ionic polymerization method and said ethylene polymer has a density of 0.89 to 0.96 g/cm3, a melting viscosity &eegr;*[170] at 170° C. under a shear rate of 100 rad/sec of 0.001×104 to 3.5×104 poise and a weight proportion a (% by weight) of a cold xylene-soluble portion satisfying the following formula (1): a

    摘要翻译: 一种吹胀薄膜的制造方法,其特征在于,在熔融温度不高于170℃的温度下,在模具间隙中加工乙烯聚合物或含有所述乙烯聚合物的树脂组合物,其中所述乙烯聚合物通过离子聚合法 并且所述乙烯聚合物的密度为0.89至0.96g / cm 3,在170℃下的熔融粘度eta * [170]在100rad / sec的剪切速率下为0.001×104至3.5×10-4泊,重量比a( 重量比)满足下式(1)的冷二甲苯可溶部分:(其中a是乙烯聚合物的冷二甲苯可溶部分的重量比例(重量%),d是密度(g / cm3)乙烯聚合物)。

    Method for producing an extruded molded article of ethylene polymer and the film
    7.
    发明授权
    Method for producing an extruded molded article of ethylene polymer and the film 失效
    乙烯聚合物挤出成型制品的制造方法和膜

    公开(公告)号:US07871557B2

    公开(公告)日:2011-01-18

    申请号:US10947540

    申请日:2004-09-23

    IPC分类号: C08F8/00

    摘要: The object is to provide a method for producing a film excellent in a quality of odorless or free from deteriorating taste of food contained in a package of the extruded molded article by using an ethylene-α-olefin copolymer excellent in extrusion molding processability. This object is achieved by a method for producing an extruded molded article comprising a step of extruding a copolymer of ethylene and α-olefin of from 3 to 20 carbon atoms having an activation energy for melt flow of not less than 50 kJ/mol under one of the following conditions: (a) a temperature of melted resin at die gap of T-die is not more than 200° C., (b) a temperature of melted resin at die gap of tubular tie is not more than 170° C.

    摘要翻译: 本发明的目的是提供一种通过使用挤出成型加工性优异的乙烯-α-烯烃共聚物,制造出挤出成形品的包装物中所含食品的无味或无味的劣质的膜的制造方法。 该目的通过一种挤出成型制品的制造方法来实现,该方法包括以下步骤挤出乙烯和3-20个碳原子的α-烯烃的共聚物,其具有在一个以下的熔体流动不小于50kJ / mol的活化能 具有以下条件:(a)T型模头间隙处熔融树脂的温度不超过200℃,(b)管状管芯间隙处熔融树脂的温度不超过170℃ 。

    Ethylene copolymer
    10.
    发明授权
    Ethylene copolymer 有权
    乙烯共聚物

    公开(公告)号:US07141639B2

    公开(公告)日:2006-11-28

    申请号:US10650035

    申请日:2003-08-28

    IPC分类号: C08F110/02

    摘要: An object of the present invention is to provide an ethylene-α-olefin copolymer excellent in extrusion molding processability and in the balance between the appearance and impact strength. This object is achieved by a copolymer of ethylene and α-olefin of from 4 to 20 carbon atoms having melt flow rate (MFR; unit is g/10 minutes), melt tension at 190° C. (MT; unit is cN), intrinsic viscosity ([η]; unit is dl/g), the chain length A and characteristic relaxation time at 190° C. (τ; unit is sec) which satisfy the specific relations.

    摘要翻译: 本发明的目的是提供挤出成型加工性优异的外观和冲击强度之间的平衡的乙烯-α-烯烃共聚物。 该目的通过乙烯与4-20个碳原子的α-烯烃的共聚物实现,其熔体流动速率(MFR;单位为g / 10分钟),190℃下的熔体张力(MT;单位为cN) 特性粘度(η;单位为dl / g),链长A和满足特定关系的190℃下的特征弛豫时间(τ单位为秒)。