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    • 4. 发明授权
    • Polyphenylene sulfide resin composition
    • 聚苯硫醚树脂组合物
    • US06960628B2
    • 2005-11-01
    • US10746822
    • 2003-12-24
    • Hideo MatsuokaMasaru TateyamaYoshihiro YamamiKei SaitoAtsushi Ishio
    • Hideo MatsuokaMasaru TateyamaYoshihiro YamamiKei SaitoAtsushi Ishio
    • C08L23/00C08L23/08C08L23/16C08L81/02C08L81/04
    • C08L81/02C08L23/00C08L23/0884C08L23/16C08L2666/04
    • The present invention is a polyphenylene sulfide resin composition comprising (a) a polyphenylene sulfide resin and (b) an olefin-based resin, and satisfying the following conditions (i) through (v): (i) The mixing ratio of the polyphenylene sulfide resin (a) and the olefin-based resin (b) is such that the amount of the polyphenylene sulfide resin (a) is in a range from 95 to 60 wt %, while the amount of the olefin-based resin (b) is in a range from 5 to 40 wt %, with the total weight of both the ingredients as 100 wt %; (hi) said olefin-based resin (b) comprising two copolymer: (b-1) an epoxy group-containing olefin copolymer and (b-2) an ethylene/(α-olefin copolymer obtained by copolymerizing ethylene and an α-olefin having 3 to 20 carbon atoms; (iii) as the morphology observed by an electron microscope, said polyphenylene sulfide resin (a) forms a continuous phase, and said olefin-based resin (b) forms a dispersion phase and has a core-shell structure having said ethylene/α-olefin copolymer (b-2) acting as a core component contained in said epoxy group-containing olefin copolymer (b-1) acting as a shell component: (iv) the melt flow rate measured at a temperature of 315.5° C. and at a load of 5000 g according to ASTM-D-1238 is in a range from 10 to 50 g/10 min; and (v) the notched impact strength measured at −40° C. according to ASTM-D-256 is 300 J/m or more. This invention provides a PPS resin composition excellent in flowability, impact properties and low-temperature roughness and suitable for injection molding.
    • 本发明是一种聚苯硫醚树脂组合物,其包含(a)聚苯硫醚树脂和(b)烯烃类树脂,并满足以下条件(i)至(v):(i)聚苯硫醚 树脂(a)和烯烃类树脂(b)使得聚苯硫醚树脂(a)的量在95〜60重量%的范围内,而烯烃系树脂(b)的量为 在5至40重量%的范围内,两种成分的总重量为100重量%; (ⅰ)所述烯烃类树脂(b)包含两种共聚物:(b-1)含环氧基的烯烃共聚物和(b-2)乙烯/(通过使乙烯和α-烯烃共聚而获得的 具有3至20个碳原子;(iii)作为通过电子显微镜观察的形态,所述聚苯硫醚树脂(a)形成连续相,所述烯烃类树脂(b)形成分散相并具有核 - 壳 具有用作作为壳组分的所述含环氧基的烯烃共聚物(b-1​​)中所含的核心组分的所述乙烯/α-烯烃共聚物(b-2)的结构:(iv)在温度下测量的熔体流动速率 根据ASTM-D-1238,在315.5℃和5000g的负荷下,在10至50g / 10min的范围内;和(v)根据ASTM在-40℃下测得的缺口冲击强度 -D-256为300J / m以上,本发明提供流动性,冲击特性,低温粗糙度以及su 可用于注塑。
    • 10. 发明授权
    • Reinforcing block for excavation work and method of construction thereof
    • 挖掘作业用加固块及其施工方法
    • US5348424A
    • 1994-09-20
    • US10148
    • 1993-01-28
    • Masaru TateyamaYukihiko TamuraKosei FukudaShigeru YoshidaChikashi Kami
    • Masaru TateyamaYukihiko TamuraKosei FukudaShigeru YoshidaChikashi Kami
    • E02D3/12E02D5/74E02D5/80
    • E02D5/74E02D3/126E02D5/808
    • A novel method to construct a reinforcing block in an embankment is provided, wherein a core rod to which a protrusion is molded on the tip, is preset inside a hollow rotating shaft with drilling and agitating blades affixed around its circumference, but with the protrusion on the core rod exposed at the front of the shaft. This drilling and agitating shaft rotates and bores into the earth while simultaneously mixing the soil so agitated with a fixing agent; then at a specified depth, the rotating shaft is withdrawn leaving the core rod to remain anchored in the soil while the fixing agent continues to discharge from the end of the hollow rod; and when the hollow rod is completely removed, a reinforcing block is intact within the soil and the tail end of the core rod exposed on the surface of the banking is directly or indirectly affixed to this surface. Alternatively a core rod with no protrusion can be inserted into the hollow rotating shaft which is first drilled into the embankment, such that the nose end of the said core rod is anchored into unagitated soil. In either case the reinforcing block so formed is comprised of an outer concentric tube of agitated soil mixed with a fixing agent molded around an inner concentric tube of reinforcing fixing agent molded around a core rod, and wherein the nose tip of the core penetrates into the unagitated soil beyond the end of the concentric reinforcing layers.
    • 提供了一种在路堤中构造加强块的新颖方法,其中在尖端上模制突起的芯棒被预设在中空旋转轴的内部,其中钻孔和搅拌叶片固定在其圆周上,但是突出部 芯棒暴露在轴的前部。 该钻孔和搅拌轴旋转并钻孔进入地面,同时将被搅拌的固定剂混合; 然后在指定的深度处,旋转轴被抽出离开芯棒以保持锚定在土壤中,同时固定剂继续从中空杆的端部排出; 并且当中空杆被完全移除时,在土壤内完整的加固块,并且露出在金属表面上的芯棒的尾端直接或间接地附着在该表面上。 或者,可以将不具有突起的芯棒插入到首先钻入路堤中的中空旋转轴中,使得所述芯棒的前端锚定在不起眼的土壤中。 在任一种情况下,如此形成的加强块包括与围绕围绕芯棒模制的增强固定剂的内同心管模制的固定剂混合的搅拌土体的外同心管,并且其中芯的鼻尖穿透入 超过同心加强层末端的不起眼的土壤。