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    • 1. 发明申请
    • PEHAM DENDRIMERS AS EXCIPIENTS
    • PEHAM DENDRIMERS作为例外
    • WO2008030591A2
    • 2008-03-13
    • PCT/US2007019601
    • 2007-09-07
    • DENDRITIC NANOTECHNOLOGIES INCSVENSON SONKECHAUHAN ABHAY SINGH
    • SVENSON SONKECHAUHAN ABHAY SINGH
    • A61K9/18
    • A61K47/34A61K47/6949B82Y5/00
    • The present invention concerns poly(etherhydroxylamine) PEHAM dendritic polymers wherein they function as excipients for the enhancement of water solubility of poorly water soluble (hydrophobic) Active Materials or enhancement of oil solubility of poorly oil soluble (hydrophilic) Active Materials. These dendritic polymers can have Active Materials associated with them by one or more of the following: (a) by adsorption onto the surface or (b) encapsulation into the interior of the dendritic polymers or (c) a mixture of both where these interactions are driven by one or more of the following (i) electrostatic attraction, (ii) hydrogen bonding between dendritic polymers and Active Material and (iii) hydrophobic or hydrophilic interactions or mixtures of these interactions. Additionally, these associated Active Materials can be associated with dendritic polymers through chemical bonding to the surface or to internal functionalities (IF) of PEHAM dendritic polymers or both. Such bonding is done either directly between PEHAM dendritic polymers and Active Material molecules or via a linker that can have a hydrolysable bond to the Active Material. In addition, a chemical entity with strong interaction to the Active Material and dendritic polymers can be associated with the dendritic polymer prior to adsorption or encapsulation of the Active Material or together with the Active Material.
    • 本发明涉及聚(醚羟胺)PEHAM树枝状聚合物,其中它们用作增强水溶性(疏水性)活性材料的水溶性的赋形剂,或者提高油溶性(亲水性)活性物质的油溶性。 这些树枝状聚合物可以通过一种或多种以下物质与其相关的活性材料:(a)通过吸附到表面上或(b)包封到树枝状聚合物的内部,或(c)两者的混合物,其中这些相互作用是 由以下一个或多个(i)静电吸引,(ii)树枝状聚合物和活性材料之间的氢键和(iii)疏水或亲水相互作用或这些相互作用的混合物驱动。 另外,这些相关的活性材料可以通过与表面的化学键合或PEHAM树枝状聚合物的内部功能(IF)或两者结合而与树枝状聚合物缔合。 这种键合可以直接在PEHAM树枝状聚合物和活性材料分子之间进行,或者通过可以与活性材料具有可水解键的接头进行。 此外,与活性物质和树枝状聚合物具有强相互作用的化学物质在活性物质的吸附或包封之前或与活性物质一起可与树枝状聚合物缔合。
    • 5. 发明申请
    • FORMULATIONS CONTAINING HYBRID DENDRIMERS
    • 含有混合树枝的配方
    • WO2007149500A9
    • 2008-03-20
    • PCT/US2007014402
    • 2007-06-20
    • DENDRITIC NANOTECHNOLOGIES INCCHAUHAN ABHAY SINGHSVENSON SONKE
    • CHAUHAN ABHAY SINGHSVENSON SONKE
    • A61K31/785
    • A61K31/785
    • The present invention concerns hybrid dendrimers comprising a mixture, at the same or different ratios, of at least two dendritic polymers or dendronized polymers that have at least one difference between them. The surfaces of the dendritic polymer or dendronized polymer may be further modified by known methods. Also included are formulations of hybrid dendrimers wherein the dendritic polymers have the same drug present at either identical or different loading concentrations but have different release profiles. Such formulations of hybrid dendrimers may have different guest molecules present at either identical or different loading concentrations but have different release profiles. Additionally a method of using a hybrid dendrimer for delivery of a drug or guest moiety in order to provide increased solubility to poorly soluble drugs or guest moieties is provided.
    • 本发明涉及包含以相同或不同比例的至少两种树枝状聚合物或树枝状聚合物的混合树枝状聚合物,所述树枝状聚合物或树枝化聚合物在它们之间具有至少一个差异。 树枝状聚合物或树枝状聚合物的表面可以通过已知方法进一步改性。 还包括其中树枝状聚合物具有相同或不同负载浓度但具有不同释放曲线的相同药物的混合树枝状聚合物的制剂。 混合树枝状聚合物的这种制剂可以具有不同的客体分子,以相同或不同的负载浓度存在,但具有不同的释放曲线。 另外提供了使用混合树枝状聚合物递送药物或客体部分以便提供溶解性差的药物或客体部分的方法。
    • 6. 发明申请
    • PEHAM DENDRIMERS AS EXCIPIENTS
    • WO2008030591A3
    • 2008-03-13
    • PCT/US2007/019601
    • 2007-09-07
    • DENDRITIC NANOTECHNOLOGIES, INC.SVENSON, SonkeCHAUHAN, Abhay, Singh
    • SVENSON, SonkeCHAUHAN, Abhay, Singh
    • A61K31/74C08G73/06C08G65/34
    • The present invention concerns poly(etherhydroxylamine) PEHAM dendritic polymers wherein they function as excipients for the enhancement of water solubility of poorly water soluble (hydrophobic) Active Materials or enhancement of oil solubility of poorly oil soluble (hydrophilic) Active Materials. These dendritic polymers can have Active Materials associated with them by one or more of the following: (a) by adsorption onto the surface or (b) encapsulation into the interior of the dendritic polymers or (c) a mixture of both where these interactions are driven by one or more of the following (i) electrostatic attraction, (ii) hydrogen bonding between dendritic polymers and Active Material and (iii) hydrophobic or hydrophilic interactions or mixtures of these interactions. Additionally, these associated Active Materials can be associated with dendritic polymers through chemical bonding to the surface or to internal functionalities (IF) of PEHAM dendritic polymers or both. Such bonding is done either directly between PEHAM dendritic polymers and Active Material molecules or via a linker that can have a hydrolysable bond to the Active Material. In addition, a chemical entity with strong interaction to the Active Material and dendritic polymers can be associated with the dendritic polymer prior to adsorption or encapsulation of the Active Material or together with the Active Material.
    • 10. 发明申请
    • FORMULATIONS CONTAINING HYBRID DENDRIMERS
    • 含有混合染料的配方
    • WO2007149500A2
    • 2007-12-27
    • PCT/US2007014402
    • 2007-06-20
    • DENDRITIC NANOTECHNOLOGIES INCCHAUHAN ABHAY SINGHSVENSON SONKE
    • CHAUHAN ABHAY SINGHSVENSON SONKE
    • A61K31/785
    • A61K31/785
    • The present invention concerns hybrid dendrimers comprising a mixture, at the same or different ratios, of at least two dendritic polymers or dendronized polymers that have at least one difference between them. The surfaces of the dendritic polymer or dendronized polymer may be further modified by known methods. Also included are formulations of hybrid dendrimers wherein the dendritic polymers have the same drug present at either identical or different loading concentrations but have different release profiles. Such formulations of hybrid dendrimers may have different guest molecules present at either identical or different loading concentrations but have different release profiles. Additionally a method of using a hybrid dendrimer for delivery of a drug or guest moiety in order to provide increased solubility to poorly soluble drugs or guest moieties is provided.
    • 本发明涉及混合树枝状大分子,其包含相同或不同比例的至少两种在其间具有至少一个差异的树枝状聚合物或树枝状聚合物的混合物。 树枝状聚合物或树枝状聚合物的表面可以通过已知方法进一步修饰。 还包括混合树枝状大分子的制剂,其中树状聚合物具有相同的药物,以相同或不同的负载浓度存在但具有不同的释放曲线。 混合树枝状大分子的这种配方可以具有以相同或不同负载浓度存在但具有不同释放曲线的不同客体分子。 另外,提供了使用混合树枝状大分子递送药物或客体部分以提供对难溶性药物或客体部分的增加的溶解度的方法。