Aqueous dispersion of nanocapsules with an oily core
    3.
    发明申请
    Aqueous dispersion of nanocapsules with an oily core 审中-公开
    具有油性核心的纳米胶囊的水分散体

    公开(公告)号:US20050175651A1

    公开(公告)日:2005-08-11

    申请号:US11027993

    申请日:2005-01-04

    CPC classification number: A61K9/5146 A61K9/5161 A61K9/5192

    Abstract: The present invention relates to an aqueous dispersion of nanocapsules of core/shell type, in which: the core comprises at least one oil, the shell covering the core is of non-crosslinked polymeric nature and is water-insoluble and insoluble in the oil of the said core, the said nanocapsules having a mean size of less than or equal to 1 μm and having a degree of encapsulation of at least 8% by weight relative to the total weight of the said dispersion.

    Abstract translation: 本发明涉及核/壳型纳米胶囊的水性分散体,其中:芯包含至少一种油,覆盖芯的壳具有非交联的聚合性质,并且是不溶于水且不溶于油的 所述芯,所述纳米胶囊具有小于或等于1μm的平均尺寸,并且相对于所述分散体的总重量具有至少8重量%的包封程度。

    INVERT EMULSIONS CONTAINING DHEA
    6.
    发明申请
    INVERT EMULSIONS CONTAINING DHEA 审中-公开
    含有DHEA的反相乳液

    公开(公告)号:US20090069279A1

    公开(公告)日:2009-03-12

    申请号:US12168356

    申请日:2008-07-07

    Abstract: Stable, recrystallization-resistant invert emulsions, suited, e.g., for preventing/treating the signs of chronological or actinic skin aging and for preventing/treating atrophy of the skin or mucous membranes, comprise a cosmetically/therapeutically effective amount of DHEA and/or chemical and/or biological precursor or derivative thereof, such invert emulsions also comprising a glycolic or hydroglycolic dispersed hydrophilic phase, a lipophilic continuous phase and an emulsifier having an HLB ranging from 2 to 7.

    Abstract translation: 稳定的,可重结晶的反转乳液,适合于例如用于预防/治疗按时间顺序或光化皮肤老化的迹象以及用于预防/治疗皮肤或粘膜的萎缩,包括化妆品/治疗有效量的DHEA和/或化学物质 和/或生物前体或其衍生物,还包含乙醇酸或水乙醇分散的亲水相的反转乳液,亲脂性连续相和HLB为2至7的乳化剂。

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