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    • 58. 发明授权
    • Hair cosmetic composition containing a
poly(N-acylalkyleneimine)-organopolysiloxane block or graft copolymer
    • 含有聚(N-酰基亚烷基亚胺) - 有机聚硅氧烷嵌段或接枝共聚物的美发组合物
    • US5472689A
    • 1995-12-05
    • US915652
    • 1992-07-21
    • Yoshiaki Ito
    • Yoshiaki Ito
    • A61K8/00A61K8/89A61K8/898A61K47/34A61Q5/00A61Q5/06C08G81/00C08L83/08A61K7/06A61K7/11
    • A61Q5/06A61K8/898Y10S424/02
    • A hair cosmetic is disclosed, which comprises the following components (a) and (b):(a) a poly(N-acylalkyleneimine )-modified silicone block or graph copolymer having a poly(N-acylalkyleneimine) segment and an organopolysiloxane segment at a weight ratio of said poly(N-acylalkyleneimine) segment to said organopolysiloxane segment of from 1/20 to 20/1, and having a molecular weight of from 500 to 500,000,wherein said poly(N-acylalkyleneimine) segment comprises a repeating unit represented by the following formula (I): ##STR1## wherein R.sub.1 represents a hydrogen atom, an alkyl group having 1 to 22 carbon atoms, a cycloalkyl group having 3 to 22 carbon atoms, an aralkyl group having 7 to 22 carbon atoms or an aryl group having 6 to 22 carbon atoms; and n is 2 or 3; and(b) a film-forming polymer. The hair cosmetic of the present invention is effective in imparting a natural gloss, smoothness, flexibility, smooth-combing properties and water repellency to the hair without deteriorating the hair setting retention function.
    • 公开了一种头发化妆品,其包含以下组分(a)和(b):(a)具有聚(N-酰基亚烷基亚胺)链段和有机聚硅氧烷链段的聚(N-酰基亚烷基亚胺)改性的硅氧烷嵌段或图形共聚物, 所述聚(N-酰基亚烷基亚胺)链段与所述有机聚硅氧烷链段的重量比为1/20至20/1,分子量为500至500,000,其中所述聚(N-酰基亚烷基亚胺)链段包含重复单元 由下式(I)表示:其中R 1表示氢原子,碳原子数1〜22的烷基,碳原子数3〜22的环烷基,碳数7〜22的芳烷基 原子或具有6至22个碳原子的芳基; n为2或3; 和(b)成膜聚合物。 本发明的毛发化妆品对头发赋予自然光泽,光滑度,柔韧性,平滑梳理性和拒水性是有效的,而不会降低毛发定型保持功能。
    • 59. 发明授权
    • Process for preparing N-alkylaminophenols
    • 制备N-烷基氨基酚的方法
    • US5202485A
    • 1993-04-13
    • US692437
    • 1991-04-29
    • Hiroshi MakiMichihiro KawasakiHorishi ShimizuYoshiaki Ito
    • Hiroshi MakiMichihiro KawasakiHorishi ShimizuYoshiaki Ito
    • C07C213/02
    • C07C213/02
    • A process for preparing an N-alkylaminophenol is disclosed, comprising subjecting an aminophenol to reductive alkylation with an aldehyde or a ketone in the presence of an organic solvent and hydrogen, wherein the reductive alkylation is carried out at a temperature of from 20.degree. to 70.degree. C. in the further presence of a catalyst for reduction comprising platinum and at least one metal element selected from metal elements belonging to the IB group, IIB group, IVB group, VB group, and VIB group of the Periodic Table, supported on activated carbon, or comprising palladium and at least one metal element selected from metal elements belonging to the IB group, IIB group, IVB group, VB group and VIB group of the Periodic Table, supported on activated carbon.
    • 公开了一种制备N-烷基氨基苯酚的方法,包括在有机溶剂和氢气存在下,用醛或酮对氨基苯酚进行还原烷基化,其中还原性烷基化在20℃至70℃的温度下进行 在还原催化剂的存在下,还包括铂和选自金属元素的至少一种金属元素,所述金属元素选自属于活化的IB族,IIB族,IVB族,VB族和VIB族的元素周期表 碳,或者包含负载在活性炭上的选自属于IB族,IIB族,IVB族,VB族和VIB族的金属元素的至少一种金属元素。