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    INSULATED WIRE
    2.
    发明申请
    INSULATED WIRE 审中-公开
    绝缘线

    公开(公告)号：US20150371735A1

    公开(公告)日：2015-12-24

    申请号：US14732687

    申请日：2015-06-06

    Applicant: Hitachi Metals, Ltd.

    Inventor： Makoto IWASAKI ,  Hiroshi OKIKAWA ,  Mitsuru HASHIMOTO ,  Kenichiro FUJIMOTO

    IPC: H01B7/29 ,  H01B1/02 ,  H01B7/02 ,  C08L23/08

    CPC classification number: H01B7/29 ,  C08K3/34 ,  C08L23/08 ,  C08L23/0853 ,  C08L23/16 ,  C08L2201/02 ,  C08L2203/202 ,  C08L2205/025 ,  C08L2205/035 ,  H01B1/02 ,  Y10T428/2927 ,  Y10T428/2947

    Abstract: An insulated wire includes a conductor, and an insulating cover layer including an inner layer on an outer periphery of the conductor and an outer layer on an outer periphery of the inner layer. The inner layer includes a halogen-free resin composition including base polymer (A), which includes a first ethylene-α-olefin copolymer (a1) and a second ethylene-α-olefin copolymer (a2) at a ratio of 50:50 to 90:10, the first ethylene-α-olefin copolymer (a1) having a density of not less than 0.864 g/cm3 and not more than 0.890 g/cm3, a melting point of not more than 90° C. and a melt flow rate of not less than 1 g/10 min and not more than 5 g/10 min, and the second ethylene-α-olefin copolymer (a2) having a melting point of not less than 55° C. and not more than 80° C. and a melt flow rate of not less than 30 g/10 min.

    Abstract translation: 绝缘电线包括导体和绝缘覆盖层，绝缘覆盖层包括在导体的外周上的内层和内层的外周上的外层。 内层包括含有基础聚合物（A）的无卤素树脂组合物，其包含第一乙烯-α-烯烃共聚物（a1）和第二乙烯-α-烯烃共聚物（a2），比例为50:50至 90:10，密度为0.864g / cm 3以上且0.890g / cm 3以下，熔点为90℃以下的第一乙烯-α-烯烃共聚物（a1）和熔体流动 速度不小于1g / 10min且不超过5g / 10min，第二乙烯-α-烯烃共聚物（a2）的熔点不低于55℃且不大于80℃ 熔体流动速率不小于30g / 10min。

    LAN CABLE
    3.
    发明申请
    LAN CABLE 审中-公开

    公开(公告)号：US20180247738A1

    公开(公告)日：2018-08-30

    申请号：US15904947

    申请日：2018-02-26

    Applicant: Hitachi Metals, Ltd.

    Inventor： Tamotsu KIBE ,  Makoto IWASAKI ,  Motoharu KAJIYAMA ,  Mamoru OHASHI

    IPC: H01B7/295 ,  H01B7/02 ,  H01B7/18 ,  H01B11/00

    Abstract: To provide a LAN cable. A LAN cable includes an insulated electrical wire having an insulating layer on an outer periphery of a conductor, a sheath that coats an outer periphery of the insulated electrical wire, and an intermediate layer arranged between the sheath and the insulated electrical wire, the intermediate layer having a mass reduction rate at 800° C. of less than or equal to 80% by mass. The sheath includes a cross-linked matter or a non-halogen flame retardant resin composition in which a mass reduction rate at 800° C. is less than or equal to 60% by mass.

    PEROXIDE CROSSLINKED RESIN COMPOSITION AND ELECTRIC WIRE AND CABLE USING SAME
    6.
    发明申请
    PEROXIDE CROSSLINKED RESIN COMPOSITION AND ELECTRIC WIRE AND CABLE USING SAME 有权
    过氧化物交联树脂组合物和使用它的电线和电缆

    公开(公告)号：US20140138117A1

    公开(公告)日：2014-05-22

    申请号：US14084391

    申请日：2013-11-19

    Applicant: Hitachi Metals, Ltd.

    Inventor： Makoto IWASAKI ,  Hitoshi Kimura

    IPC: H01B3/30

    CPC classification number: H01B3/30 ,  H01B3/441

    Abstract: A peroxide crosslinked resin composition includes a base polymer (A) including 50 to 90% by mass of a first copolymer component (a1) including one of or a mixture of two or more first ethylene α-olefin copolymers having a density of 0.864 to 0.890 g/cm3, a melt flow rate (MFR) of 1 to 5 g/10 min, and a melting point of not higher than 90 degrees Celsius, and 10 to 50% by mass of a second copolymer component (a2) including one of or a mixture of two or more second ethylene α-olefin copolymers having a melt flow rate (MFR) of not smaller than 30 g/10 min, and a melting point of 55 to 80 degrees Celsius, an inorganic filler (B) added in a ratio of from 80 parts to 150 parts by mass with respect to 100 parts by mass of the base polymer (A), and a peroxide crosslinker (C).

    Abstract translation: 过氧化物交联树脂组合物包含含有50〜90质量％的第一共聚物成分（a1）的基础聚合物（A），其包含密度为0.864〜0.890的两种以上的第一乙烯-α-烯烃共聚物中的一种或其混合物 g / cm 3，熔体流动速率（MFR）为1〜5g / 10min，熔点为90℃以下，第2共聚物成分（a2）为10〜50质量％ 或两种或更多种熔体流动速率（MFR）不小于30g / 10min，熔点为55至80摄氏度的第二乙烯α-烯烃共聚物的混合物，添加无机填料（B） 相对于100质量份的基础聚合物（A）为80份〜150质量份，以及过氧化物交联剂（C）。

    CROSSLINKABLE HALOGEN-FREE RESIN COMPOSITION, CROSSLINKED MOLDED ARTICLE, INSULATED WIRE AND CABLE
    9.
    发明申请
    CROSSLINKABLE HALOGEN-FREE RESIN COMPOSITION, CROSSLINKED MOLDED ARTICLE, INSULATED WIRE AND CABLE 审中-公开
    可交联无卤素树脂组合物，交联成型品，绝缘线和电缆

    公开(公告)号：US20150030853A1

    公开(公告)日：2015-01-29

    申请号：US14327471

    申请日：2014-07-09

    Applicant: Hitachi Metals, Ltd.

    Inventor： Makoto IWASAKI ,  Mitsuru HASHIMOTO

    IPC: H01B3/44 ,  H01B3/02 ,  H01B7/295 ,  C08L31/04

    CPC classification number: H01B3/441 ,  C08K3/20 ,  C08L23/0853 ,  C08L51/06 ,  C08L2201/02 ,  C08L2203/202 ,  H01B3/02 ,  H01B3/448 ,  H01B7/295 ,  Y10T428/2958

    Abstract: A crosslinkable halogen-free resin composition includes a base polymer including at least one type of ethylene-vinyl acetate copolymer (EVA) and an acid-modified polyolefin resin having a glass-transition temperature (Tg) as measured by DSC of not more than −55° C. at a mass ratio of 70:30 to 99:1, and a metal hydroxide included in an amount of 100 to 250 parts by mass per 100 parts by mass of the base polymer. The at least one type of EVA has a melting temperature (Tm) as measured by DSC of not less than 70° C. The base polymer includes 25 to 50 mass % of a vinyl acetate (VA).

    Abstract translation: 可交联的无卤素树脂组合物包括含有至少一种乙烯 - 乙酸乙烯酯共聚物（EVA）的基础聚合物和通过DSC测量的玻璃化转变温度（Tg）不大于 - 55℃，质量比为70:30〜99:1，金属氢氧化物的含量相对于100质量份的基础聚合物为100〜250质量份。 至少一种类型的EVA具有通过DSC测量的不低于70℃的熔融温度（Tm）。基础聚合物包含25至50质量％的乙酸乙烯酯（VA）。

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