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    • 4. 发明申请
    • POLYACETAL RESIN COMPOSITION
    • 聚酯树脂组合物
    • WO1995002012A1
    • 1995-01-19
    • PCT/JP1994001112
    • 1994-07-07
    • POLYPLASTICS CO., LTD.KATSUMATA, ToruMATSUNAGA, Nobuyuki
    • POLYPLASTICS CO., LTD.
    • C08L59/00
    • C08K5/005C08K5/3435C08L51/04C08L59/00C08L71/02C08L2666/02
    • A polyacetal resin composition which, even when exposed to light for long, is minimized in the degradation and discoloration of the resin and the bleeding of and discoloration due to the additives contained therein, can retain the initial surface conditions of a molding, and is excellent in weathering and environmental resistances. The composition comprises 100 parts by weight of a polyacetal resin (A), 0.01-2.0 parts by weight of an ultraviolet absorber (C), 0.01-4 parts by weight of a low-molecular-weight hindered amine (D-1) having a molecular weight below 700, 0.01-4 parts by weight of a high-molecular-weight hindered amine (D-2) having a molecular weight of at least 700, and optionally an oxyalkylene polymer (E). The composition may further contain a specified core-shell polymer and can provide a molding which, even when exposed to light for long, is minimized in the degradation and discoloration of the resin and the discoloration due to the bleeding of the additives, is excellent in weathering and environmental resistances, and has a lowered surface gloss.
    • 聚缩醛树脂组合物即使在长时间暴露于光下也能最小化树脂的降解和变色,并且由于其中所含的添加剂而引起的渗色和变色,可以保持成型的初始表面状态,并且优异 耐候性和耐环境性。 该组合物包含100重量份的聚缩醛树脂(A),0.01-2.0重量份的紫外线吸收剂(C),0.01-4重量份的具有低分子量受阻胺(D-1) 分子量低于700,0.01-4重量份分子量至少为700的高分子量受阻胺(D-2),以及任选的氧化烯聚合物(E)。 该组合物还可以含有特定的核 - 壳聚合物,并且可以提供一种成型体,即使在长时间暴露于光下也能最小化树脂的降解和变色以及由于添加剂的渗色引起的变色, 耐候性和耐环境性,并且具有降低的表面光泽度。
    • 5. 发明申请
    • SUBSTITUTED PYRROLE DERIVATIVE
    • 取代吡啶衍生物
    • WO2006064944A1
    • 2006-06-22
    • PCT/JP2005/023215
    • 2005-12-13
    • TAKEDA PHARMACEUTICAL COMPANY LIMITEDMATSUNAGA, NobuyukiITO, MitsuhiroHITAKA, Takenori
    • MATSUNAGA, NobuyukiITO, MitsuhiroHITAKA, Takenori
    • C07D401/06C07D207/32A61K31/40A61P35/00
    • C07D207/327C07D207/34C07D401/06C07D413/14
    • The present invention provides a novel pyrrole derivative having excellent androgen receptor antagonism, which is represented by the formula (I): wherein R 1 represents a hydrogen atom, a cyano group or a group represented by the formula COOR A (wherein R A represents an optional substituted C 1-6 alkyl group), R 2 and R 4 are the same or different, and each represents a hydrogen atom, a C 1-6 alkyl group, a C 3-6 cycloalkyl group, a trifluoromethyl group, an amino-C 1-6 alkyl group, a mono-or di-substituted amino-C 1-6 alkyl group, an optionally halogenated C 1-6 alkyl group substituted with an optionally substituted hydroxyl group, a C 2-6 alkenyl group substituted with an optionally substituted hydroxyl group, a C 1-6 alkyl group substituted with an optionally substituted and optionally oxidized thiol group, an optionally substituted with and optionally oxidized thiol group, a cyano group, an acyl group, an optionally substituted oxazolyl group or a 1,3-dioxolan-2-yl group, R 3 represents a group represented by the formula (a): (wherein X represents a halogen atom, Y represents a carbon atom or a nitrogen atom, Alk represents an optionally substituted C 1-4 alkylene group, and R B represents a hydrogen atom or an acyl group), and R 5 represents a phenyl group which has a cyano group at a 4-position or a 3-position thereof, and may be further substituted, or a salt thereof. The present invention also provides an androgen receptor antagonist containing the pyrrole derivative, or a salt thereof.
    • 本发明提供具有优异的雄激素受体拮抗作用的新颖的吡咯衍生物,其由式(I)表示:其中R 1表示氢原子,氰基或由式COOR表示的基团 (其中R A表示任选的取代的C 1-6烷基),R 2和R 2, SUP> 4 <! - SIPO - >相同或不同,并且各自表示氢原子,C 1-6烷基,C 3-6环烷基, 三氟甲基,氨基-C 1-6烷基,单取代或二取代的氨基-C 1-6烷基,任选卤代的C