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    • 5. 发明申请
    • Polysaccharide/functional compound complex
    • 多糖/功能复合物
    • US20050220744A1
    • 2005-10-06
    • US11088794
    • 2005-03-25
    • Motoaki KamachiHarumi KamachiToyoji KakuchiToshifumi Satoh
    • Motoaki KamachiHarumi KamachiToyoji KakuchiToshifumi Satoh
    • A61K8/67A61K8/73A61Q19/00A61K7/06
    • A61Q19/00A61K8/676A61K8/73
    • The present invention provides a polysaccharide/functional compound complex comprising a functional compound and a multi-branched polysaccharide derivative, wherein the multi-branched polysaccharide derivative has a skeleton of a multi-branched polysaccharide composed of a saccharide as a structural unit, and at least one of the hydroxyl groups (OH) of the multi-branched polysaccharide is substituted by OR, wherein R represents a hydrogen atom, a hydrocarbon having 1 to 30 carbon atoms, or a hydrocarbon having 1 to 30 carbon atoms and hetero atom. The functional compound can be efficiently incorporated into polysaccharide derivative, and further by exposing the polysaccharide complex to an environment such as a solution, sustained release of the functional compound can be controlled. By utilizing this property, the complex can be efficiently used in external preparations for skin such as cosmetic products.
    • 本发明提供了包含功能化合物和多支链多糖衍生物的多糖/功能性复合络合物,其中,多支链多糖衍生物具有由糖类作为结构单元构成的多支链多糖的骨架,至少 多支链多糖的羟基(OH)之一被OR取代,其中R表示氢原子,具有1至30个碳原子的烃或具有1至30个碳原子的烃和杂原子。 功能性化合物可以有效地并入多糖衍生物中,并且通过将多糖复合物暴露于溶液等环境,可以控制功能性化合物的持续释放。 通过利用该性质,可以将复合物有效地用于外用的化妆品等皮肤制剂。
    • 6. 发明申请
    • Hyperbranched polymers derived from anhydrosugar-related compounds and process for the preparation thereof
    • 衍生自脱氢糖相关化合物的超支化聚合物及其制备方法
    • US20050010023A1
    • 2005-01-13
    • US10768174
    • 2004-02-02
    • Harumi KagaToyoji KakuchiToshifumi SatohTomoko Imai
    • Harumi KagaToyoji KakuchiToshifumi SatohTomoko Imai
    • C08G59/22C08G59/62C08G59/02
    • C08G59/22C08G59/62C08G83/005
    • The hyperbranched polymers are at least one anhydrosugar-related compound selected from the dianhydrosugar alcohol [1]: (wherein R is hydrogen atom or a hydrocarbon group having from 1 to 30 carbon atoms, provided that nR's are equal to or different from one another and at least one R of nR's is hydrogen atom, and symbol n is an integer from 1 to 10) and the anhydrosugar alcohol [2]: (wherein each of R1, R2, R3 and R4 is hydrogen atom or a hydrocarbon group having from 1 to 30 carbon atoms; provided that R1, mR2's, pR3's and R4 are equal to or different from one another and at least one R2 or R3 of said mR2's and pR3's is hydrogen atom, respectively; and symbol m is zero (0) or an integer from 1 to 20 and symbol p is an integer from 1 to 20, provided that symbol m+p is an integer from 1 to 20) or at least one anhydrosugar-related compound selected from the dianhydrosugar alcohol [1] and/or the anhydrosugar alcohol [2] with at least one sugar compound selected from the anhydrosugar as represented by the general formula [3], [4], [5], [6] or [7]. The hyperbranched polymers are readily prepared by polymerizing the dianhydrosugar alcohol or the anhydrosugar [1] or [2] or the dianhydrosugar alcohol or the anhydrosugar [1] or [2] together with the anhydrosugar in the presence of a cationic or anionic initiator.
    • 超支化聚合物是选自二脱水葡萄糖醇[1]中的至少一种脱水糖相关化合物:其中R是氢原子或具有1至30个碳原子的烃基,条件是nR彼此相同或不同; nR的至少一个为氢原子,符号n为1〜10的整数)和脱水葡萄糖醇[2] :(式中,R 1,R 2,R 3,R 4分别为氢原子或1个 至30个碳原子;条件是R1,mR2,pR3和R4彼此相同或不同,并且所述mR2和pR3的至少一个R2或R3分别为氢原子;符号m为零(0)或 1〜20的整数,符号p为1〜20的整数,条件是符号m + p为1〜20的整数)或至少一种选自二脱水糖醇[1]和/或 具有至少一种选自脱水葡萄糖的糖化合物的脱水葡萄糖醇[2]作为r 由通式[3],[4],[5],[6]或[7]表示。 通过在阳离子或阴离子引发剂的存在下,将二脱水糖醇或脱水葡萄糖[1]或[2]或二脱水糖醇或脱水葡萄糖[1]或[2]与脱水葡萄糖聚合,可以容易地制备超支化聚合物。
    • 7. 发明授权
    • Hyperbranched polymers derived from anhydrosugar-related compounds and process for the preparation thereof
    • 衍生自脱氢糖相关化合物的超支化聚合物及其制备方法
    • US07473757B2
    • 2009-01-06
    • US10768174
    • 2004-02-02
    • Harumi KagaToyoji KakuchiToshifumi SatohTomoko Imai
    • Harumi KagaToyoji KakuchiToshifumi SatohTomoko Imai
    • C08G59/00C08G65/00
    • C08G59/22C08G59/62C08G83/005
    • The hyperbranched polymers are at least one anhydrosugar-related compound selected from the dianhydrosugar alcohol [1]: (wherein R is hydrogen atom or a hydrocarbon group having from 1 to 30 carbon atoms, provided that nR's are equal to or different from one another and at least one R of nR's is hydrogen atom, and symbol n is an integer from 1 to 10) and the anhydrosugar alcohol [2]: (wherein each of R1, R2, R3 and R4 is hydrogen atom or a hydrocarbon group having from 1 to 30 carbon atoms; provided that R1, mR2's, pR3's and R4 are equal to or different from one another and at least one R2 or R3 of said mR2's and pR3's is hydrogen atom, respectively; and symbol m is zero (0) or an integer from 1 to 20 and symbol p is an integer from 1 to 20, provided that symbol m+p is an integer from 1 to 20)or at least one anhydrosugar-related compound selected from the dianhydrosugar alcohol [1] and/or the anhydrosugar alcohol [2] with at least one sugar compound selected from the anhydrosugar as represented by the general formula [3], [4], [5], [6] or [7].The hyperbranched polymers are readily prepared by polymerizing the dianhydrosugar alcohol or the anhydrosugar [1] or [2] or the dianhydrosugar alcohol or the anhydrosugar [1] or [2] together with the anhydrosugar in the presence of a cationic or anionic initiator.
    • 超支化聚合物是选自二脱水葡萄糖醇[1]中的至少一种脱水糖相关化合物:其中R是氢原子或具有1至30个碳原子的烃基,条件是nR彼此相同或不同; nR的至少一个为氢原子,符号n为1〜10的整数)和脱水葡萄糖醇[2] :(式中,R 1,R 2,R 3,R 4分别为氢原子或1个 至30个碳原子;条件是R1,mR2,pR3和R4彼此相同或不同,并且所述mR2和pR3的至少一个R2或R3分别为氢原子;符号m为零(0)或 1〜20的整数,符号p为1〜20的整数,条件是符号m + p为1〜20的整数)或至少一种选自二脱水糖醇[1]和/或 具有至少一种选自脱水葡萄糖的糖化合物的脱水葡萄糖醇[2]作为r 由通式[3],[4],[5],[6]或[7]表示。 通过在阳离子或阴离子引发剂的存在下,将二脱水糖醇或脱水葡萄糖[1]或[2]或二脱水糖醇或脱水葡萄糖[1]或[2]与脱水葡萄糖一起聚合,可以容易地制备超支化聚合物。