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    • 1. 发明申请
    • Carbon fiber-containing resin dispersion solution and resin composite material
    • 含碳纤维的树脂分散液和树脂复合材料
    • US20060229403A1
    • 2006-10-12
    • US10553868
    • 2004-04-23
    • Tatsuhiro TakahashiEiji SatoToshio Morita
    • Tatsuhiro TakahashiEiji SatoToshio Morita
    • C08K3/04
    • C08K7/06
    • A vapor-grown-carbon-fiber-containing dispersion containing vapor grown carbon fiber having a fiber diameter of and an aspect ration of 5 to 15,000, a resin soluble in an organic solvent, and an organic solvent having an ET value of 45 or less, which value is a solvent parameter calculated from the absorption spectrum of pyridinium-N-phenol betaine, wherein (1) lumps of the carbon fiber are partially disintegrated to thereby allow individual filaments of the carbon fiber to be present as dispersed or (2) the carbon fiber is present such that carbon fiber lumps having a diameter of 40 μm or less and separated individual carbon fiber filaments are intermingled; a production method of the dispersion; vapor-grown-carbon-fiber-containing resin composite material obtained by the method; and electroconductive material and thermal conductive material using the resin composite material. The present invention enables to prepare a resin solution wherein vapor grown carbon fiber is uniformly dispersed and to easily obtain electroconductive material and thermal conductive material from the dispersed solution.
    • 含有纤维直径为5〜15000的气相生长碳纤维,可溶于有机溶剂的树脂和ET值为45以下的有机溶剂的含有气相生长碳纤维的分散液 ,其值是由吡啶鎓-N-酚甜菜碱的吸收光谱计算的溶剂参数,其中(1)碳纤维块被部分崩解,从而允许碳纤维的单丝以分散的形式存在,或(2) 存在碳纤维使得具有40μm或更小直径的碳纤维块和分离的单个碳纤维长丝混合; 分散体的制造方法; 通过该方法获得的含气态生长碳纤维的树脂复合材料; 导电材料和使用树脂复合材料的导热材料。 本发明能够制备其中气相生长的碳纤维均匀分散并且容易地从分散的溶液获得导电材料和导热材料的树脂溶液。
    • 3. 发明申请
    • RESIN CRYSTALLIZATION PROMOTER AND RESIN COMPOSITION
    • 树脂结晶促进剂和树脂组合物
    • US20080287590A1
    • 2008-11-20
    • US12177026
    • 2008-07-21
    • Tatsuhiro TAKAHASHIToshio Morita
    • Tatsuhiro TAKAHASHIToshio Morita
    • C08K3/04
    • C08K7/06C08K2201/016
    • The present invention relates to a method for producing a resin composition having a crystallized and orderly arranged structure. The method comprises kneading an amorphous thermoplastic resin with a resin crystallization promoter to form a mixture, wherein the resin crystallization promoter comprises vapor grown carbon fibers, each fiber filament of the carbon fibers having a diameter of 0.001 μm to 5 μm and an aspect ratio of 5 to 15,000, the fibers having undergone a graphitization at 1,500° C. or higher, and subsequently subjecting the mixture to annealing at a temperature of from 55° C. higher than the glass transition point of the resin to a temperature 75° C. higher than the glass transition point of the resin. The crystallization promoter and annealing provide a thermoplastic resin composition, which, when molded, exhibits improved strength and tribological characteristics.
    • 本发明涉及一种具有结晶有序排列结构的树脂组合物的制造方法。 该方法包括将无定形热塑性树脂与树脂结晶促进剂混合以形成混合物,其中树脂结晶促进剂包括气相生长碳纤维,碳纤维的每个纤维长丝的直径为0.001μm至5μm,纵横比为 5至15,000,纤维在1500℃或更高温度下经历石墨化,随后将混合物在比树脂的玻璃化转变点高55℃的温度下退火至75℃。 高于树脂的玻璃化转变点。 结晶促进剂和退火提供了一种热塑性树脂组合物,其在模制时表现出改进的强度和摩擦学特性。
    • 7. 发明申请
    • Resin crystallization promoter and resin composition
    • 树脂结晶促进剂和树脂组合物
    • US20060235135A1
    • 2006-10-19
    • US10554063
    • 2004-04-23
    • Tatsuhiro TakahashiToshio Morita
    • Tatsuhiro TakahashiToshio Morita
    • C08K3/04
    • C08K7/06C08K2201/016
    • The present invention relates to a thermoplastic resin crystallization promoter comprising fine carbon fiber consisting of fiber filaments having a diameter of 0.001 μm to 5 μm and an aspect ratio of 5 to 15,000, a thermoplastic resin composition consisting of the fine carbon fiber and thermoplastic resin and comprising crystallized resin, and a production method thereof. The crystallization promoter comprising the fine carbon fiber of the present invention enables to crystallize even an amorphous resin, which has an irregular molecular structure and therefore is not crystallized, or which exhibits low crystallization degree and therefore is difficult to crystallize by means of a conventional crystallization promoter. The crystallization promoter provides a thermoplastic resin composition, which, when molded, exhibits improved strength and tribological characteristics and is further reinforced when mixed with a filler.
    • 本发明涉及一种热塑性树脂结晶促进剂,其包含由直径为0.001〜5μm的纤维长丝和5〜15000的纵横比构成的细碳纤维,由细碳纤维和热塑性树脂构成的热塑性树脂组合物和 包括结晶树脂及其制备方法。 包含本发明的细碳纤维的结晶促进剂甚至能够使具有不规则分子结构的非晶性树脂结晶,因此不结晶,或者结晶度低,因此难以通过常规结晶结晶 启动子。 结晶促进剂提供了一种热塑性树脂组合物,其在模制时表现出改进的强度和摩擦学特性,并且当与填料混合时进一步增强。