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    • 1. 发明申请
    • Janus Dendrimers and Dendrons
    • 珍珠树枝和树枝
    • US20080221300A1
    • 2008-09-11
    • US11885244
    • 2006-03-27
    • Donald A. TomaliaVeera Reddy PulgamDouglas R. SwansonBaohua Huang
    • Donald A. TomaliaVeera Reddy PulgamDouglas R. SwansonBaohua Huang
    • C08G75/00
    • C08G83/003C08G81/00
    • This invention provides a cost effective process and new Janus dendrimers where at least two dendrons are attached at the core (with or without a connector group) and where at least two of the dendrons have different functionality. Preferred are those Janus dendrimers where at least one dendron is a PEHAM dendron. Thus these Janus dendrimers are heterobifunctional in character and use unique ligation chemistry with single site functional dendrons, di-dendrons and multi-dendrons. Also included are Janus dendrons which maybe used as intermediates to make the Janus dendrimers or to further react with another reactive moiety. These Janus dendrimers can provide several new dendrimer moieties, namely: combinatorial libraries of bifunctional structures; combined target director and signaling dendrimers; specific targeting entities for diagnostic and therapeutic applications, such as for example targeted MRI agents, targeted radionuclide delivery for diseases such as cancer, and targeted photosensitive or radiowave sensitive agents.
    • 本发明提供了一种成本有效的方法和新的Janus树枝状大分子,其中至少两个树突状物连接在核心处(具有或不具有连接基团),并且其中至少两个枝状突起具有不同的功能。 那些Janus树枝状大分子是首选,其中至少有一个树突是PEHAM树突。 因此,这些Janus树枝状大分子在性质上是异双功能的,并且使用独特的连接化学物质,其具有单位点功能性树突,二树枝状突起和多枝状突起。 还包括Janus dendron,其可以用作中间体来制备Janus树枝状大分子或进一步与另一反应性部分反应。 这些Janus树枝状大分子可以提供几个新的树枝状大分子部分,即:双功能结构的组合文库; 组合目标主任和信号树枝状大分子; 用于诊断和治疗应用的特异性靶向实体,例如靶向MRI剂,用于诸如癌症的疾病的靶向放射性核素递送,以及靶向感光或无线电波敏感剂。
    • 2. 发明授权
    • Dendritic polymers with enhanced amplification and interior functionality
    • 具有增强的扩增和内部功能的树枝状聚合物
    • US07985424B2
    • 2011-07-26
    • US11630044
    • 2005-12-21
    • Donald A. TomaliaDouglas R. SwansonBaohua HuangVeera Reddy PulgamJoseph R. HeinzelmannSonke SvensonLori A. ReynaMichael A. ZhuravelAbhay Singh ChauhanCordell R. DeMattei
    • Donald A. TomaliaDouglas R. SwansonBaohua HuangVeera Reddy PulgamJoseph R. HeinzelmannSonke SvensonLori A. ReynaMichael A. ZhuravelAbhay Singh ChauhanCordell R. DeMattei
    • A61K9/14
    • C08G63/46A01N25/10A61K8/85A61K9/0019A61K9/5146A61Q15/00A61Q17/005C08G83/003H01M4/86H01M8/10Y02P70/56
    • Dendritic polymers with enhanced amplification and interior functionality are disclosed. These dendritic polymers are made by use of fast, reactive ring-opening chemistry (or other fast reactions) combined with the use of branch cell reagents in a controlled way to rapidly and precisely build dendritic structures, generation by generation, with cleaner chemistry, often single products, lower excesses of reagents, lower levels of dilution, higher capacity method, more easily scaled to commercial dimensions, new ranges of materials, and lower cost. The dendritic compositions prepared have novel internal functionality, greater stability (e.g., thermal stability and less or no reverse Michael's reaction), and reach encapsulation surface densities at lower generations. Unexpectedly, these reactions of polyfunctional branch cell reagents with polyfunctional cores do not create cross-linked materials. Such dendritic polymers are useful as demulsifiers for oil/water emulsions, wet strength agents in the manufacture of paper, proton scavengers, polymers, nanoscale monomers, calibration standards for electron microscopy, making size selective membranes, and agents for modifying viscosity in aqueous formulations such as paint. When these dendritic polymers have a carried material associated with their surface and/or interior, then these dendritic polymers have additional properties for carrying materials due to the unique characteristics of the dendritic polymer, such as for drug delivery, transfection, and diagnostics.
    • 公开了具有增强的扩增和内部功能的树枝状聚合物。 这些树枝状聚合物通过使用快速,反应性开环化学(或其他快速反应)结合使用分支细胞试剂以受控方式快速和精确地构建树突状结构,一代代,具有更清洁的化学,通常 单一产品,较低的试剂过量,较低的稀释水平,更高的容量方法,更容易缩放到商业尺寸,新的材料范围以及更低的成本。 制备的树枝状组合物具有新颖的内部功能,更高的稳定性(例如,热稳定性和较少的或没有反向的迈克尔反应),并且在较低的代次下达到包封表面密度。 出乎意料的是,多官能分支细胞试剂与多官能核心的这些反应不产生交联材料。 这种树枝状聚合物可用作油/水乳液的破乳剂,纸张制造中的湿强剂,质子清除剂,聚合物,纳米尺寸单体,用于电子显微镜的校准标准品,制备尺寸选择性膜,以及用于在水性制剂中改性粘度的试剂 作为油漆。 当这些树枝状聚合物具有与其表面和/或内部相关的载体材料时,由于树枝状聚合物的独特特征,例如用于药物递送,转染和诊断,这些树枝状聚合物具有携带材料的附加性质。
    • 6. 发明授权
    • Janus dendrimers and dendrons
    • 珍珠菌树枝状大分子和树突
    • US07977452B2
    • 2011-07-12
    • US11885244
    • 2006-03-27
    • Donald A. TomaliaVeera Reddy PulgamDouglas R. SwansonBoahua Huang
    • Donald A. TomaliaVeera Reddy PulgamDouglas R. SwansonBoahua Huang
    • C08G75/00
    • C08G83/003C08G81/00
    • This invention provides a cost effective process and new Janus dendrimers where at least two dendrons are attached at the core (with or without a connector group) and where at least two of the dendrons have different functionality. Preferred are those Janus dendrimers where at least one dendron is a PEHAM dendron. Thus these Janus dendrimers are heterobifunctional in character and use unique ligation chemistry with single site functional dendrons, di-dendrons and multi-dendrons. Also included are Janus dendrons which may be used as intermediates to make the Janus dendrimers or to further react with another reactive moiety. These Janus dendrimers can provide several new dendrimer moieties, namely: combinatorial libraries of bifunctional structures; combined target director and signaling dendrimers; specific targeting entities for diagnostic and therapeutic applications, such as for example targeted MRI agents, targeted radionuclide delivery for diseases such as cancer, and targeted photosensitive or radiowave sensitive agents.
    • 本发明提供了一种成本有效的方法和新的Janus树枝状大分子,其中至少两个树突状物连接在核心处(具有或不具有连接基团),并且其中至少两个枝状突起具有不同的功能。 那些Janus树枝状大分子是首选,其中至少有一个树突是PEHAM树突。 因此,这些Janus树枝状大分子在性质上是异双功能的,并且使用独特的连接化学物质,其具有单位点功能性树突,二树枝状突起和多枝状突起。 还包括Janus dendron,其可以用作中间体以制备Janus树枝状大分子或进一步与另一反应性部分反应。 这些Janus树枝状大分子可以提供几个新的树枝状大分子部分,即:双功能结构的组合文库; 组合目标主任和信号树枝状大分子; 用于诊断和治疗应用的特异性靶向实体,例如靶向MRI剂,用于诸如癌症的疾病的靶向放射性核素递送,以及靶向感光或无线电波敏感剂。
    • 7. 发明授权
    • Process for preparation of water borne curing agents
    • 水性固化剂的制备方法
    • US5705573A
    • 1998-01-06
    • US708677
    • 1996-09-05
    • Douglas R. SwansonDonald A. Tomalia
    • Douglas R. SwansonDonald A. Tomalia
    • C08F8/00
    • C08F8/32
    • A novel process for preparing poly(2-isopropenyl-2-oxazoline or oxazine) and its methyl methacrylate copolymer, which are useful as water borne curing agents, particularly in the non-stick coating industry. The process converts commercially available poly(methyl methacrylate) into poly(2-isopropenyl-2-oxazoline or oxazine) polymers or copolymers with methyl methacrylate, while circumventing the use of the highly toxic monomer, 2-isopropenyl-2-oxazoline or oxazine. The process involves converting a poly(methacrylic ester) to the corresponding poly(.beta.-hydroxy-N-ethyl or propyl methacrylamide) and activating the ring-forming .beta.-hydroxy-N-ethyl or propyl methacrylamide moiety to form an oxazoline or oxazine ring.
    • 制备聚(2-异丙烯基-2-恶唑啉或恶嗪)及其甲基丙烯酸甲酯共​​聚物的新方法,其可用作水性固化剂,特别是在不粘涂料工业中。 该方法将市售的聚(甲基丙烯酸甲酯)转化成聚(2-异丙烯基-2-恶唑啉或恶嗪)聚合物或与甲基丙烯酸甲酯共​​聚物,同时避免使用高毒性单体2-异丙烯基-2-恶唑啉或恶嗪。 该方法包括将聚(甲基丙烯酸酯)转化为相应的聚(β-羟基-N-乙基或丙基甲基丙烯酰胺)并活化成环β-羟基-N-乙基或丙基甲基丙烯酰胺部分以形成恶唑啉或恶嗪环 。
    • 9. 发明授权
    • Core-shell tectodendrimers
    • 核壳结构树枝状聚合物
    • US06635720B1
    • 2003-10-21
    • US09913050
    • 2002-01-24
    • Donald A. TomaliaSrinivas UppuluriDouglas R. SwansonHerbert M. Brothers, II
    • Donald A. TomaliaSrinivas UppuluriDouglas R. SwansonHerbert M. Brothers, II
    • C08L7700
    • C08G83/003C08G69/02C08G69/04C08G69/48Y10S424/16Y10S977/754Y10S977/788Y10S977/835
    • Core-shell tecto(dendrimers) useful in biomedicine, pharmaceuticals, personal care products, and in other ways analogous to the known uses for dendrimers, hypercomb branched polymers, and other dendritic polymers are the reaction product of a core dendritic polymer molecule having a plurality of terminal functional groups of a first type which are not reactive with each other, and a plurality of shell dendritic polymer molecules having a plurality of terminal functional groups of a second type which are not reactive with each other, but which are reactive with the terminal functional groups of the first type. Each of the shell dendritic polymer molecules is chemically bonded to the core dendritic polymer molecule by a reaction of at least one of the terminal functional groups of the second type with at least one of the terminal functional groups of the first type.
    • 可用于生物医学,药物,个人护理产品的核壳结构(树枝状大分子),以及类似于已知用于树枝状大分子,超支化支化聚合物和其它树枝状聚合物的其它方式是具有多个核心树枝状聚合物分子的反应产物 不具有反应性的第一种类型的末端官能团,以及具有多个彼此不反应但与末端反应的第二类型的末端官能团的多个壳状树枝状聚合物分子 第一类功能组。 每个壳树枝状聚合物分子通过第二类型的至少一个末端官能团与至少一个第一类型的末端官能团的反应与核心树枝状聚合物分子化学键合。
    • 10. 发明授权
    • Disulfide-containing dendritic polymers
    • 含二硫化物的树枝状聚合物
    • US6020457A
    • 2000-02-01
    • US941527
    • 1997-09-30
    • June W. KlimashHerbert M. Brothers, IIDouglas R. SwansonRui YinRalph SpindlerDonald A. TomaliaYong HsuRoberta C. Cheng
    • June W. KlimashHerbert M. Brothers, IIDouglas R. SwansonRui YinRalph SpindlerDonald A. TomaliaYong HsuRoberta C. Cheng
    • C08G83/00C08G69/00C08G73/00
    • C08G83/003B82Y30/00B82Y40/00Y10S424/16
    • Dendritic polymers containing disulfide functional groups which are essentially inert under non-reducing conditions, but which form sulfhydryl groups upon being subjected to a reducing agent are prepared by synthesizing dendritic polymers having a core with a disulfide linkage or by reacting a dendritic polymer with a molecule containing a disulfide linkage and reactive terminal groups. In one aspect of the invention, dendritic polymers having a single disulfide functional group at the core are provided. The single disulfide group at the core can be reduced to form two sulfhydryl groups to which other molecules, such as proteins, oligonucleotides, peptides, hormones, other dendritic polymers, non-dendritic polymers, etc., can be bound. Applications for the disulfide functionalized dendritic polymers include formation of differentiated dendrimers, formation of binding reagents for diagnostics, drug delivery, gene therapy and magnetic resins imaging, and in the preparation of self-assembled dendrimer monolayers on a quartz crystal resonators to provide dendrimer-modified electrodes which are useful for detecting various ions or molecules. In another aspect of the invention, dendritic polymers having sulfhydryl terminals are provided. The sulfhydryl terminated dendritic polymers can be used to prepare stable, curable resins composition which can undergo cross linking when subjected to a reducing agent.
    • 通过合成具有核心与二硫键的树枝状聚合物或通过使树枝状聚合物与分子反应而制备的含二硫键官能团的树枝状聚合物在非还原条件下基本上为惰性但在形成巯基后形成巯基的树枝状聚合物 含有二硫键和反应性末端基团。 在本发明的一个方面,提供了在核心具有单个二硫键官能团的树枝状聚合物。 可以将核心上的单个二硫基团还原形成两个巯基,其中可以结合其它分子,例如蛋白质,寡核苷酸,肽,激素,其他树状聚合物,非树枝状聚合物等。 用于二硫化物官能化树枝状聚合物的应用包括形成分化的树枝状大分子,形成用于诊断的结合试剂,药物递送,基因治疗和磁性树脂成像,以及在石英晶体共振器上制备自组装树枝状聚合物单层以提供树枝状聚合物修饰 用于检测各种离子或分子的电极。 在本发明的另一方面,提供了具有巯基末端的树枝状聚合物。 巯基封端的树枝状聚合物可用于制备当经受还原剂时可以进行交联的稳定的可固化树脂组合物。