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    • 4. 发明申请
    • Water-Containing Composition
    • 含水组合物
    • US20110129429A1
    • 2011-06-02
    • US13002005
    • 2009-07-01
    • Takashi TeshigawaraReiji MiyaharaMasatoshi OchiaiTakashi Oka
    • Takashi TeshigawaraReiji MiyaharaMasatoshi OchiaiTakashi Oka
    • A61K8/39A61K8/49A61Q17/04A61Q19/00
    • A61K47/22A61K8/63A61K8/86A61K9/0014A61K31/195A61K31/375A61K31/60A61K47/34A61Q17/04
    • When a poorly water-soluble ultraviolet ray absorber is used, it is difficult to solubilize a sufficient amount of the poorly water-soluble ultraviolet ray absorber by using a surfactant such as a polyoxyethylene alkyl ether or a polyoxyethylene hydrogenated castor oil. Thus, an object aims to provide a water-containing composition in which a poorly water-soluble ultraviolet ray absorber is solubilized or dispersed in water. Another object aims to dissolve a poorly water-soluble ultraviolet ray absorber in water and allow the poorly water-soluble ultraviolet ray absorber to co-exist with a water-soluble component such as a water-soluble medicinal agent and a water-soluble dye in the water to thereby stabilize the water-soluble component. The water-containing composition comprises the components (1) to (3) shown below and may additionally comprise a water-soluble medicinal agent and/or a water-soluble dye: (1) a polyoxyethylene adduct compound represented by formula (I) HO(CH2CH2O)a—R (I) [wherein R represents a phytosterol residue or a phytostanol residue; and n represents a number of 5 to 100]; (2) a poorly water-soluble ultra-violet ray absorber; and (3) water.
    • 当使用水溶性差的紫外线吸收剂时,难以通过使用聚氧乙烯烷基醚或聚氧乙烯氢化蓖麻油等表面活性剂溶解足够量的难溶于水的紫外线吸收剂。 因此,目的在于提供一种水难溶性组合物,其中难溶于水的紫外线吸收剂溶解或分散在水中。 另一个目的是将难溶于水的紫外线吸收剂溶解在水中,使难溶于水的紫外线吸收剂与水溶性成分如水溶性药剂和水溶性染料共存, 水,从而稳定水溶性成分。 含水组合物包含下述成分(1)〜(3),还可以含有水溶性药剂和/或水溶性染料:(1)由式(I)表示的聚氧乙烯加合物,HO (CH 2 CH 2 O)a -R(I)[其中R表示植物甾醇残基或植物甾醇残基; n表示5〜100的数。 (2)水溶性差的紫外线吸收剂; 和(3)水。
    • 9. 发明申请
    • Solubilized Composition
    • 溶解组合物
    • US20120010169A1
    • 2012-01-12
    • US13257691
    • 2010-03-09
    • Takashi TeshigawaraKei WatanabeHidefumi Araki
    • Takashi TeshigawaraKei WatanabeHidefumi Araki
    • A61K8/58A61Q19/00
    • C08L71/02A61K8/04A61K8/39A61K8/86A61K8/891A61Q19/00C08G77/14C08K5/5419C08L83/06C08L83/04
    • This invention provides a solubilized composition in which a carboxy-modified silicone is solubilized in a large amount and stably. The solubilized composition is characterized by consisting of (a) one or more nonionic surfactant(s), having a weighted average of the HLB value of 10 to 15, selected from polyoxyethylene alkyl ether type nonionic surfactant represented by the following formula (I) or (II): wherein R1 represents a branched chain alkyl group having 8 to 18 carbon atoms; a represents an integer satisfying 3≦a≦40; any one or more of R2, R3 and R4 are each a branched chain alkyl group having 8 to 18 carbon atoms and the other(s) is a hydroxy group; and b, c and d each represent an integer satisfying 3≦b+c+d≦40,(b) a carboxy-modified silicone, and(c) water, andwherein the amount of (b) the carboxy-modified silicone is three times or less the weight of (a) the nonionic surfactant(s).
    • 本发明提供一种溶解组合物,其中羧基改性的硅氧烷大量且稳定地溶解。 该溶解组合物的特征在于:(a)一种或多种HLB值加权平均值为10〜15的非离子表面活性剂,其选自由下式(I)表示的聚氧乙烯烷基醚型非离子表面活性剂或 (II)表示:其中R1表示碳原子数为8〜18的支链烷基; a表示满足3&nlE的整数; a≦̸ 40; R 2,R 3和R 4中的任何一个或多个各自为具有8至18个碳原子的支链烷基,而另一个为羟基; b,c和d分别表示满足3≦̸ b + c + d≦̸ 40,(b)羧基改性硅氧烷和(c)水的整数,其中(b)羧基改性硅氧烷的量为 (a)非离子表面活性剂的重量的三倍或更少。