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    • 3. 发明授权
    • Filler-containing polypropylene resin composition and process for
producing the same
    • 含填料的聚丙烯树脂组合物及其制造方法
    • US4764546A
    • 1988-08-16
    • US41514
    • 1987-04-23
    • Tatsuyuki MitsunoHideo ShinonagaAkio Daimon
    • Tatsuyuki MitsunoHideo ShinonagaAkio Daimon
    • C08K3/00C08L23/08C08L23/10C08L51/06C08K3/34C08K9/06C08L35/00
    • C08L23/10C08K3/0033C08L53/00C08L23/0869C08L51/06
    • A filler-containing polypropylene resin composition and a process for producing the same are disclosed. The composition comprises (a) from 27 to 87% by weight of a polypropylene resin, (b) from 3 to 15% by weight of a modified polypropylene resin containing from 0.1 to 3 mol % of an unsaturated dicarboxylic acid anhydride repeating unit, (c) from 5 to 30% by weight of an ethylene copolymer composed of from 82 to 98.7 mol % of an ethylene repeating unit, from 1 to 15 mol % of an ester repeating unit selected from alkyl acrylates and alkyl methacrylates having from 1 to 8 carbon atoms in the alkyl moiety thereof, and from 0.3 to 3 mol % of an unsaturated dicarboxylic acid anhydride repeating unit, and (d) from 5 to 40% by weight of a filler. The process comprises melt-mixing the components (a), (b) and (d) and then melt-mixing the resulting mixture with the component (c). The resin composition exhibits excellent finishing properties, such as adhesion, coating properties, and printability, as well as improved rigidity and thermal properties.
    • 公开了一种含填料的聚丙烯树脂组合物及其制造方法。 组合物包含(a)27〜87重量%的聚丙烯树脂,(b)3〜15重量%的含有0.1〜3摩尔%的不饱和二羧酸酐重复单元的改性聚丙烯树脂( c)5〜30重量%的由82〜98.7摩尔%乙烯重复单元构成的乙烯共聚物,1〜15摩尔%的选自丙烯酸烷基酯和1〜8个碳酸甲基丙烯酸酯的酯重复单元 其烷基部分为碳原子,0.3〜3摩尔%的不饱和二羧酸酐重复单元,(d)5〜40重量%的填料。 该方法包括熔融混合组分(a),(b)和(d),然后将所得混合物与组分(c)熔融混合。 树脂组合物表现出优异的整理性能,例如粘合性,涂布性能和可印刷性,以及改善的刚性和热性能。
    • 6. 发明授权
    • Thermoplastic elastomer composition and process for producing same
    • 热塑性弹性体组合物及其制备方法
    • US5260366A
    • 1993-11-09
    • US742499
    • 1991-08-05
    • Tatsuyuki MitsunoHideo ShinonagaMasashi Yamamoto
    • Tatsuyuki MitsunoHideo ShinonagaMasashi Yamamoto
    • C08L23/10C08L53/02C08K3/26
    • C08L53/025C08L23/10C08L53/00C08L53/02C08L2205/03C08L2207/04C08L23/12C08L91/00
    • A thermoplastic elastomer composition superior in moldability and appearance, little in anisotropy of mechanical properties, especially, tensile strength and retaining low temperature impact strength, is obtained by previously melt-kneading an intermediate composition comprising (a) 100 parts by weight of a selectively hydrogenated block copolymer which has at least two mono-alkenyl or mono-alkenylidene aromatic hydrocarbon polymer blocks A having a number-average molecular weight of 25,000-35,000 and at least one partially or completely hydrogenated aliphatic conjugated diene hydrocarbon polymer block B having a number-average molecular weight of 100,000-150,000, (b) 50-150 parts by weight of an extender oil and (c) 0-50 parts by weight of polypropylene I, then adding, to the kneaded intermediate composition, (d) polypropylene II containing at least 35% by weight of a propylene-ethylene block copolymer having a melt flow rate of 10-30 g/10 min. and an ethylene content of 3-15% by weight in such amount that total amount of polypropylene I plus polypropylene II is 200-400 parts by weight per 100 parts by weight of block copolymer (a) and then further melt kneading the mixture. Further addition of a filler to the composition can afford a thermoplastic elastomer composition of small linear expansion coefficient with retaining the above properties.
    • 通过预先将包含(a)100重量份的选择性氢化的中间体组合物熔融捏合,得到成型性和外观优异的机械性能,特别是拉伸强度和保持低温冲击强度几何异形性的热塑性弹性体组合物 嵌段共聚物,其具有至少两个数均分子量为25,000-35,000的单烯基或单亚烯基芳族烃聚合物嵌段A和至少一种部分或完全氢化的脂族共轭二烯烃聚合物嵌段B,其具有数均分子量 分子量为100,000-150,000,(b)50-150重量份的增量油和(c)0-50重量份的聚丙烯I,然后向捏合的中间体组合物中加入(d)含有 至少35重量%的熔体流动速率为10-30克/ 10分钟的丙烯 - 乙烯嵌段共聚物。 并且乙烯含量为3-15重量%,其量使得每100重量份嵌段共聚物(a)的聚丙烯I加聚丙烯II的总量为200-400重量份,然后进一步熔融捏合该混合物。 向组合物中进一步添加填料可以提供具有小的线膨胀系数的热塑性弹性体组合物,并保持上述性能。
    • 10. 发明授权
    • Methods for surface treating and paint-coating resin composition molded
articles and paint-coated article obtained by said method for
paint-coating
    • 表面处理和涂漆树脂组合物模塑制品的方法和通过所述涂料方法获得的涂料制品
    • US5585187A
    • 1996-12-17
    • US440059
    • 1995-05-12
    • Hideo ShinonagaSatoru Sogabe
    • Hideo ShinonagaSatoru Sogabe
    • C08L53/00B32B9/00
    • C08L53/00Y10T428/251Y10T428/31562Y10T428/31587Y10T428/31696Y10T428/31938
    • The present invention relates to;a method for surface treating a polypropylene resin composition molded article, which comprises irradiating a molded article with ultraviolet light having an irradiation wavelength of 300 nm or less, said molded article being obtained from a polypropylene resin composition which comprises:(A) 15-92% by weight of a crystalline propylene-ethylene block copolymer resin,(B) 5-40% by weight of an ethylene-propylene copolymer rubber,(C) 1-15% by weight of a hydroxyl group-containing propylene oligomer, and(D) 2-30% by weight of an inorganic filler;a method for paint-coating a polypropylene resin composition molded article, which comprises irradiating a molded article with ultraviolet light having an irradiation wavelength of 300 nm or less and coating the irradiated surface with a paint, said molded article being obtained from a polypropylene resin composition which comprises said components (A), (B), (C) and (D) above-mentioned; anda paint-coated article obtained by said method for paint-coating the polypropylene resin composition molded article.According to the present invention, the methods for surface treating and paint-coating the polypropylene resin composition molded article, which gives excellent paint-coatability and adhesion property of said molded article, and the paint-coated article, which is useful and suited especially for automotive exterior parts such as a bumper and an instrument panel, obtained by said method for paint-coating may be provided.
    • 本发明涉及 一种用于表面处理聚丙烯树脂组合物模制品的方法,其包括用模制品照射具有300nm或更小的照射波长的紫外光,所述模制品由聚丙烯树脂组合物获得,所述聚丙烯树脂组合物包含:(A)15-92 (B)5-40重量%的乙烯 - 丙烯共聚物橡胶,(C)1-15重量%的含羟基丙烯低聚物和( D)2-30重量%的无机填料; 一种涂布聚丙烯树脂组合物成型体的方法,其特征在于,包括用模制品对具有300nm以下的照射波长的紫外线照射并用涂料涂布所述照射面,所述成型体由聚丙烯树脂组合物 其包含上述组分(A),(B),(C)和(D); 以及通过所述涂布所述聚丙烯树脂组合物成型品的方法得到的涂漆制品。 根据本发明,对聚丙烯树脂组合物成型体进行表面处理和涂漆的方法,其具有优异的所述成型体的涂漆性和粘合性,以及涂料制品,其特别适用于 可以提供通过所述涂漆方法获得的汽车外部部件,例如保险杠和仪表板。