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    DUCT
    71.
    发明申请
    DUCT 有权
    管

    公开(公告)号：US20140339013A1

    公开(公告)日：2014-11-20

    申请号：US14264591

    申请日：2014-04-29

    申请人： JSP CORPORATION

    发明人： Tatsuya KOIZUMI

    IPC分类号： F24F13/24

    CPC分类号： F24F13/24 ,  B29C49/0005 ,  B29C49/04 ,  B29C2049/609 ,  B29K2023/00 ,  B29K2105/04 ,  B29K2995/0002 ,  B29K2995/0064 ,  B29L2023/004 ,  B29L2023/22 ,  B60H1/00564 ,  F24F2013/242

    摘要： A duct of a foamed blow-molded article that is constituted of a polyolefin-based resin with a bending elastic modulus of 800-1,300 MPa, that has an average apparent density (D) of 0.1 to 0.4 g/cm3 and an average thickness (T) [cm] providing D×T2 of 0.005 to 0.04 g/cm, and that has an outer surface side region and an inner surface side region having an average apparent density lower than that of the outer surface region.

    摘要翻译： 一种发泡吹塑制品的导管，其由弯曲弹性模量为800-1,300MPa的聚烯烃类树脂构成，其平均表观密度（D）为0.1〜0.4g / cm 3，平均厚度（ T）[cm]，提供0.005至0.04g / cm 3的D×T2，并且具有外表面侧区域和具有低于外表面区域的平均视在密度的内表面侧区域。

    POLYLACTIC ACID-BASED RESIN EXPANDED BEADS AND MOLDED ARTICLE THEREOF
    72.
    发明申请
    POLYLACTIC ACID-BASED RESIN EXPANDED BEADS AND MOLDED ARTICLE THEREOF 审中-公开
    基于聚氨酯的树脂膨胀珠及其成型品

    公开(公告)号：US20140235741A1

    公开(公告)日：2014-08-21

    申请号：US14347140

    申请日：2012-08-30

    申请人： JSP CORPORATION

    发明人： Mitsuru Shinohara ,  Masaharu Oikawa

    IPC分类号： C08G63/08

    CPC分类号： C08J9/12 ,  C08G63/08 ,  C08J9/122 ,  C08J9/18 ,  C08J9/232 ,  C08J2300/16 ,  C08J2333/02 ,  C08J2367/04

    摘要： Polylactic acid-based resin expanded beads of the present invention are obtained by releasing a softened, pressurized foamable resin composition, which comprises a polylactic acid-based resin and a physical blowing agent, to a low pressure atmosphere to foam and expand the resin composition, wherein the polylactic acid-based resin satisfies the conditions (1) to (3) shown below, and exhibits excellent secondary expansion properties and fusion bonding properties. A polylactic acid-based resin expanded beads molded article obtained by in-mold molding of the polylactic acid-based resin expanded beads exhibits excellent mechanical properties. MT≦30 mN  (1) log MT≦0.93 log η−1.75  (2) CT1/2≧600 sec  (3) where MT represents a melt tension [mN] at 190° C., η represents a melt viscosity [Pa·s] at 190° C. and a shear speed of 20 sec−1, and CT1/2 represents a half crystallization time [sec] at 110° C.

    摘要翻译： 本发明的聚乳酸类树脂发泡珠粒通过将含有聚乳酸类树脂和物理发泡剂的软化的加压发泡树脂组合物释放到低压气氛中以使树脂组合物发泡和膨胀而获得， 其中所述聚乳酸类树脂满足下述条件（1）至（3），并且显示出优异的二次膨胀性和熔融粘合性。 通过聚乳酸类树脂发泡粒子的模内成型得到的聚乳酸类树脂发泡粒子成型体的机械特性优异。 MT＆nlE; 30mN（1）log MT＆nlE; 0.93log＆eegr; -1.75（2）CT1 /2≥600秒（3）其中MT表示在190℃下的熔体张力[mN] 表示190℃下的熔融粘度[Pa·s]，剪切速度为20秒-1，CT1 / 2表示110℃下的半结晶时间[秒]。

    Method of producing composite sheet having polyolefin foam layer
    73.
    发明申请
    Method of producing composite sheet having polyolefin foam layer 有权
    制造具有聚烯烃泡沫层的复合片材的方法

    公开(公告)号：US20040262802A1

    公开(公告)日：2004-12-30

    申请号：US10870957

    申请日：2004-06-21

    申请人： JSP Corporation

    发明人： Kazuhiko Morita ,  Satoshi Iwasaki ,  Shinpei Arita

    IPC分类号： B29C044/24

    CPC分类号： B32B27/32 ,  B29C44/22 ,  B32B5/18 ,  B32B27/065 ,  B32B27/18 ,  B32B27/22 ,  B32B37/153 ,  B32B2038/0084 ,  B32B2305/022 ,  B32B2307/21 ,  B32B2323/00

    摘要： A method of producing a composite sheet having a foam layer of a first polyolefin-based resin and a surface layer of a second polyolefin-based resin provided on at least one side of the foam layer and containing a polymeric antistatic agent. The method includes coextruding through die a first melt containing the first polyolefin-based resin and a physical blowing agent and a second melt containing the second polyolefin-based resin, the polymeric antistatic agent and a volatile plasticizer to obtain the composite sheet. The amount of the polymeric antistatic agent is 4 to 100 parts by weight per 100 parts by weight of the second polyolefin-based resin and the amount of the volatile plasticizer is 5 to 50 parts by weight per 100 parts by weight of a total amount of the second polyolefin-based resin and the polymeric antistatic agent. The second polyolefin-based resin has a crystallization temperature of Ta nullnull C.null and a melt viscosity of Ma nullPa.snull, while the polymeric antistatic agent has a crystallization temperature of Tb nullnull C.null and a melt viscosity of Mb nullPa.snull, wherein Ta, Tb, Ma and Mb satisfy the following conditions: Tb

    Foam-molded article and manufacturing method thereof
    74.
    发明申请
    Foam-molded article and manufacturing method thereof 有权

    公开(公告)号：US20040166269A1

    公开(公告)日：2004-08-26

    申请号：US10782941

    申请日：2004-02-23

    申请人： JSP Corporation

    发明人： Daisuke Imanari ,  Masayasu Okuda ,  Naochika Kogure ,  Masato Naito

    IPC分类号： B65D001/00

    CPC分类号： B29C49/0005 ,  B29C49/04 ,  B29C49/22 ,  B29C2791/006 ,  B29C2791/007 ,  B29K2023/06 ,  B29K2105/04 ,  Y10T428/1376

    摘要： Provided is a method for manufacturing a foam-molded article by molding between molds a parison with a foam layer formed by extruding an expandable molten resin composition, obtained by melt-kneading a polyethylene resin and a physical foaming agent, to an area of low pressure from a die, wherein the polyethylene resin is selected from at least any of the following I), II), and III), and wherein the apparent density of the foam layer in the foam-molded article is about 0.04 to 0.3 g/cm3, whereby a foam-molded article with a low apparent density and excellent physical properties can easily be obtained. I) A resin comprising 40 to 85 wt % polyethylene (A) with a density that is more than 0.94 g/cm3 and not more than 0.97 g/cm3, and a melt flow rate of 0.1 to 20 g/10 minutes; and 15 to 60 wt % polyethylene (B) with a density of 0.89 to 0.94 g/cm3, a melt flow rate of 0.2 to 20 g/10 minutes, and a melt tension of not less than 2 cN (provided that the total of polyethylene (A) and (B) is 100 wt %). II) A resin which has at least one endothermic peak having a top temperature of not less than 125null C. on a DSC curve obtained by differential scanning calorimetry, and in which the ratio of the heat quantity of the endothermic peak(s) at not less than 125null C. with respect to the total heat quantity of the endothermic peak(s) is 50 to 95%, melt flow rate is 0.2 to 25 g/10 minutes, and melt tension is not less than 1.5 cN. III) A resin which comprises 40 to 85 wt % polyethylene (A) having a density more than 0.94 g/cm3 and not more than 0.97 g/cm3, and a melt flow rate of 0.1 to 20 g/10 minutes: and 15 to 60 wt % polyethylene (B) having a density of 0.89 to 0.94 g/cm3, a melt flow rate of 0.2 to 20 g/10 minutes, and a melt tension of not less than 2 cN (provided that the total of polyethylene (A) and (B) is 100 wt %); which has at least one endothermic peak having a top temperature of not less than 125null C. on a DSC curve obtained by differential scanning calorimetry; and in which the ratio of the heat quantity of the endothermic peak(s) at not less than 125null C. with respect to the total heat quantity of the endothermic peak(s) is 50 to 95%, melt flow rate is 0.2 to 25 g/10 minutes, and melt tension is not less than 1.5 cN. The foam-molded article of the present invention, as obtained by the above-described method, has a foam layer with an apparent density of about 0.04 to 0.3 g/cm3 and a thickness of 2 to 25 mm, exhibits excellent heat resistance, mechanical strength, low-temperature impact resistance, and possesses excellent lightweight, thermal-insulating characteristics, soundproofing characteristics, vibration-proofing characteristics, chemical resistance, and recycling properties.

    Bumper core
    75.
    发明申请
    Bumper core 有权
    保险杠核心

    公开(公告)号：US20040056491A1

    公开(公告)日：2004-03-25

    申请号：US10646761

    申请日：2003-08-25

    申请人： JSP CORPORATION

    发明人： Seishiro Murata ,  Satoru Shioya ,  Masayuki Fukuda

    IPC分类号： B60R019/22

    CPC分类号： B60R19/18 ,  B60R2019/1833 ,  Y10T428/233

    摘要： An elongated bumper core of a polyolefin-based resin-containing foam having a density of 0.045-0.2 g/cm3 and showing a compressive load of F20 at 20% strain, a compressive load of F40 at 40% strain and a compressive load of F60 at 60% strain when compressed by a rigid pipe having an outer diameter of 70 mm at a compression speed of 500 mm/minute, wherein the ratio F20/F40 is in the range of 0.6-1.3 and the ratio F60/F40 is in the range of 0.75-1.3.

    摘要翻译： 具有密度为0.045-0.2g / cm 3的聚烯烃基树脂泡沫体的细长保险杠芯，并且在20％应变下显示F20的压缩载荷，在40％应变下的F40的压缩载荷和压缩 当F20 / F40在500mm /分钟的压缩速度下由外径为70mm的刚性管压缩时，F60的载荷为60％，其中F20 / F40的比例在0.6-1.3的范围内，F60 / F40 在0.75-1.3的范围内。

    CORE MEMBER
    78.
    发明公开
    CORE MEMBER 审中-公开

    公开(公告)号：US20240109271A1

    公开(公告)日：2024-04-04

    申请号：US18285420

    申请日：2022-03-29

    申请人： JSP CORPORATION

    发明人： Katsunori HISAMATSU ,  Keiichi HASHIMOTO

    IPC分类号： B32B5/18 ,  B32B27/06 ,  B32B27/32 ,  B32B27/40 ,  C08J9/228

    CPC分类号： B32B5/18 ,  B32B27/065 ,  B32B27/32 ,  B32B27/40 ,  C08J9/228 ,  B60N3/048 ,  C08J2375/04

    摘要： A core member used for a laminate in which polyurethane foam is laminated on the core member made of a thermoplastic resin expanded beads molded article, such that the molded article in which expanded beads having through holes are mutually fused, an average porosity of the expanded beads molded article is between 10% and 25%, and on a surface of the expanded beads molded article, a ratio of a total opening area of the through hole portions of the expanded beads to a surface area of the expanded beads molded article is between 2% and 5%, an average opening area of the through hole portions of the expanded beads is between 5 mm2 and 20 mm2, and the ratio of the number of through hole portions having an opening area of 2 mm2 or more to the number of through hole portions of the expanded beads is 60% or less.

    Cushion body for sitting
    79.
    发明授权
    Cushion body for sitting 有权

    公开(公告)号：US11882940B2

    公开(公告)日：2024-01-30

    申请号：US17632911

    申请日：2020-08-04

    申请人： JSP Corporation

    发明人： Seishiro Murata

    IPC分类号： A47C7/02 ,  A47C7/18 ,  A47C27/14

    CPC分类号： A47C7/029 ,  A47C27/14

    摘要： A cushion body for sitting is provided which can offer good feeling of sitting even to many unspecified users of various body shapes and allow them to be seated more comfortably. A cushion body for sitting (1) includes: a base part (2) having a sitting surface (S1) formed of a curved surface that is curved concavely to support, from below, the buttocks of a seated person in a seated posture; and a pair of side supporting portions (3) each having a side supporting surface (S2) formed of a curved surface that is curved continuously from the sitting surface (S1) of the base part (2), where the pair of side supporting portions (3) project from sides of the base part (2) such that the side supporting portions (3) can be bent and deformed by a load applied to the side supporting surfaces (S2), so as to support both the left and right parts of the buttocks of the seated person in the seated posture.