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    • 2. 发明授权
    • Olefinic thermoplastic elastomer composition and method for producing the same
    • 烯烃类热塑性弹性体组合物及其制造方法
    • US06635705B2
    • 2003-10-21
    • US09986477
    • 2001-11-08
    • Yuichi ItohKyoko KobayashiAkira UchiyamaMasaaki Kawasaki
    • Yuichi ItohKyoko KobayashiAkira UchiyamaMasaaki Kawasaki
    • C08L2316
    • C08L23/02C08K5/01C08K5/02C08K5/14C08L23/0815C08L23/12C08L23/16C08L23/22C08L91/00C08L2205/02C08L2205/03C08L2207/04C08L2312/02C08L2314/06Y10S526/943C08L2666/04
    • The present invention relates to an olefinic thermoplastic elastomer composition which comprises a crystalline polyolefin resin (A), an ethylene-&agr;-olefin-non-conjugated polyene copolymer rubber (B) and at least on rubber (C) selected from polyisobutylene, butyl rubber and a propylene-ethylene copolymer rubber having a propylene content of 50 mol % or more or an ethylene-&agr;-olefin copolymer (D) having a density of 0.870 to 0.940 (g/cm3) and an ethylene content of 85 mol % or more, said ethylene-&agr;-olefin-non-conjugated polyene copolymer rubber (B) being crosslinked thermoplastic elastomer composition, being obtained by random copolymerization of ethylene, and &agr;-olefin having 3 to 20 carbon atoms and a non-conjugated polyene in the presence of a metallocene catalyst, (1) containing the unit (a) derived from the ethylene and the unit (b) derived from the &agr;-olefin in a molar ratio of 40/60 to 95/5 [(a)/(b)], (2) having an iodine value of 1 to 50 and (3) having an intrinsic viscosity [&eegr;] measured in decalin at 135° C. of 1.0 to 10 dl/g; and relates to a method for manufacturing the same.
    • 本发明涉及一种烯烃热塑性弹性体组合物,其包含结晶聚烯烃树脂(A),乙烯-α-烯烃 - 非共轭多烯共聚物橡胶(B)和至少在选自聚异丁烯,丁基橡胶 丙烯含量为50摩尔%以上的丙烯 - 乙烯共聚物橡胶或密度为0.870〜0.940(g / cm 3),乙烯含量为85摩尔的乙烯-α-烯烃共聚物(D) %以上,所述乙烯-α-烯烃 - 非共轭多烯共聚物橡胶(B)为交联热塑性弹性体组合物,其通过乙烯的无规共聚和具有3-20个碳原子的α-烯烃和非共轭多烯 在茂金属催化剂的存在下,(1)含有衍生自乙烯的单元(a)和衍生自α-烯烃的单元(b),摩尔比为40/60至95/5 [(a)/ (b)],(2)碘值为1〜50,(3)具有内嵌 在135℃萘烷中测得的粘度η为1.0-10dl / g; 涉及其制造方法。
    • 3. 发明授权
    • Glass run channel
    • 玻璃运行通道
    • US6146739A
    • 2000-11-14
    • US27178
    • 1998-02-20
    • Yuichi ItohMasato KaraiwaKyoko KobayashiAkira Uchiyama
    • Yuichi ItohMasato KaraiwaKyoko KobayashiAkira Uchiyama
    • B60J10/00B60J10/04C08L23/06C08L23/12C08L23/16B32B27/08B32B27/32
    • C08L23/06B60J10/17B60J10/27B60J10/74C08L23/12C08L23/16Y10T428/24198Y10T428/31917
    • A glass run channel comprising a glass run channel body composed of a bottom wall and side walls extending from two opposite edges of the bottom wall, the glass run channel body having a substantially U-shaped section and provided with a groove, and tonguelike draining parts protruding from vicinities of distal edges of the side walls toward the bottom wall of the glass run channel body so as to become proximate to each other. Each of the tonguelike draining parts has a window glass contact part composed of a surface to be brought into contact with a window glass, which comprises a layer of a thermoplastic elastomer and a layer of an ultrahigh molecular weight polyolefin composition. The layer of ultrahigh molecular weight polyolefin composition is arranged so as to contact a window glass. The ultrahigh molecular weight polyolefin composition comprises at least a polyolefin (composition) having a specified intrinsic viscosity and an olefinic thermoplastic elastomer. The glass run channel is excellent in the durability, tight contactability with a window glass exhibited when the window glass is held closed and supple slide exhibited when a window glass is closed or opened and, even when twisted or bent, is free from a creasing of the ultrahigh molecular weight polyolefin composition layer.
    • 一种玻璃导槽,包括由底壁和从底壁的两个相对边缘延伸的侧壁组成的玻璃导槽体,所述玻璃导槽体具有大致U形截面并设置有凹槽,并且舌状排液部分 从侧壁的远侧边缘的附近向玻璃导槽体的底壁突出,以使彼此靠近。 每个舌形排液部分具有由玻璃接触的表面组成的窗玻璃接触部分,其包括热塑性弹性体层和超高分子量聚烯烃组合物层。 超高分子量聚烯烃组合物层布置成与窗玻璃接触。 超高分子量聚烯烃组合物至少包含具有特定特性粘度的聚烯烃(组合物)和烯属热塑性弹性体。 玻璃运行通道在窗玻璃闭合时呈现的窗玻璃的耐久性,与窗玻璃紧密接触的紧密接触性,并且当窗玻璃闭合或打开时呈现柔顺的滑动,并且即使扭曲或弯曲也不会起皱 超高分子量聚烯烃组合物层。
    • 9. 发明授权
    • Low fogging thermoplastic elastomer composition and manufacturing method and use of same composition
    • 低雾热塑性弹性体组合物及其制造方法和用途相同
    • US07049356B2
    • 2006-05-23
    • US09779558
    • 2001-02-09
    • Yuichi ItohKunihiko MizumotoHiroyasu YamaokaAkira Uchiyama
    • Yuichi ItohKunihiko MizumotoHiroyasu YamaokaAkira Uchiyama
    • C08L91/00C08L9/00C08J3/24
    • C08L23/04C08L23/0815C08L23/10C08L23/16C08L2207/04C08L2312/00C08L2666/04
    • This invention relates to a perfectly or partially crosslinked olefinic thermoplastic elastomer composition which comprises 10 to 90 parts by weight of a crystalline polyolefin (a), 90 to 10 parts by weight of an olefin-based copolymer rubber (b) (the total amount of the components (a) and (b) being 100 parts by weight) and 3 to 100 parts by weight of a paraffinic mineral oil softening agent (c) having an evaporation loss of 0.4% by weight or less at a condition of 200° C., atmospheric pressure and 1 hour and having a kinetic viscosity (40° C.) of 50 to 250 cSt; an olefinic thermoplastic elastomer composition which is obtainable by subjecting a mixture including 40 to 85 parts by weight of an ethylene-based copolymer rubber (A), 60 to 15 parts by weight of an olefinic resin (B) and 45 parts by weight or less of a softening agent (C) [the total amount of the components (A), (B) and (C) being 100 parts by weight] to dynamic heat treatment in the presence of a crossliking agent and which has a gloss value of 80% or more and a haze value of 10% or less on glass plate when subjected to the fogging test at a condition of 100° C. and 3 hours according to the prescription of A method of DIN 75201; and a manufacturing method and use of the compositions.
    • 本发明涉及一种完全或部分交联的烯烃热​​塑性弹性体组合物,其包含10至90重量份的结晶聚烯烃(a),90至10重量份的烯烃基共聚物橡胶(b)(总计 组分(a)和(b)为100重量份)和3至100重量份在200℃条件下蒸发损失为0.4重量%以下的石蜡矿物油软化剂(c) 大气压和1小时,动力粘度(40℃)为50〜250cSt; 烯烃类热塑性弹性体组合物,其通过使含有乙烯系共聚物橡胶(A)40〜85重量份,烯烃系树脂(B)60〜15重量份和45重量份以下的混合物 的软化剂(C)[组分(A),(B)和(C)的总量为100重量份]在光泽剂存在下进行动态热处理,其光泽值为80 %以上,雾度值为10%以下时,在100℃,3小时的条件下进行雾化试验时,根据DIN75201A法的处方, 以及组合物的制造方法和用途。