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    • 26. 发明授权
    • Bottle-brush type coatings with entangled hydrophilic polymer
    • 带有缠结亲水性聚合物的瓶刷型涂料
    • US06835410B2
    • 2004-12-28
    • US10142300
    • 2002-05-09
    • Peter ChabrecekJörg LeukelDieter Lohmann
    • Peter ChabrecekJörg LeukelDieter Lohmann
    • A61L2700
    • A61L27/34
    • The invention relates to a process for coating a material surface comprising the steps of: (a) providing an inorganic or organic bulk material having covalently bound to its surface initiator moieties for radical polymerization; (b) graft polymerizing a hydrophilic ethylenically unsaturated macromonomer from the bulk material surface in the presence of a biocompatible hydrophilic polymer being devoid of polymerizable ethylenically unsaturated groups and thereby entrapping said hydrophilic polymer within the polymer matrix formed by the polymerization of the macromonomer. Composite materials obtainable according to the process of the invention have desirable characteristics regarding adherence to the substrate, durability, hydrophilicity, wettability, biocompatibility and permeability and are thus useful for the manufacture of biomedical articles such as ophthalmic devices.
    • 本发明涉及一种用于涂覆材料表面的方法,包括以下步骤:(a)提供与其表面引发剂部分共价结合的无机或有机本体材料用于自由基聚合;(b)将亲水烯属不饱和大分子单体从 在生物相容性亲水性聚合物存在下,不存在可聚合的烯键式不饱和基团,从而将所述亲水性聚合物包埋在通过大分子单体聚合形成的聚合物基质中。根据本发明方法可获得的复合材料具有关于 对基材的粘附性,耐久性,亲水性,润湿性,生物相容性和渗透性,因此可用于制造诸如眼科装置的生物医学制品。
    • 27. 发明授权
    • Process for the modification of a material surface
    • 用于修饰材料表面的工艺
    • US06586038B1
    • 2003-07-01
    • US09697859
    • 2000-10-27
    • Peter ChabrecekDieter Lohmann
    • Peter ChabrecekDieter Lohmann
    • G02B110
    • G02B1/043C08J7/12C08J7/16
    • The invention relates to a process for coating a material surface. The process comprises the steps of: (a) covalently binding polymerization initiator radicals to the surface; (b) graft polymerizing a vinyl monomer carrying a reactive group onto the initiator-modified material surface and thereby providing a primary polymer coating comprising reactive groups; and (c) reacting the reactive groups of the primary polymer coating with a hydrophilic telomer having a functional group that is coreactive with the reactive groups of the primary polymer coating. The coated articles that are obtainable by the process of the invention have desirable characteristics regarding adherence to the substrate, durability, hydrophilicity, wettability, biocompatibility and permeability and are thus useful for the manufacture of biomedical articles such as ophthalmic devices.
    • 本发明涉及一种涂覆材料表面的方法。 该方法包括以下步骤:(a)将聚合引发剂基团与表面共价结合; (b)将携带反应性基团的乙烯基单体接枝聚合到引发剂改性的材料表面上,从而提供包含反应性基团的初级聚合物涂层; 和(c)使主聚合物涂层的反应性基团与具有与主聚合物涂层的反应性基团相互作用的官能团的亲水性调聚物反应。 通过本发明的方法可获得的涂覆制品具有关于对基材的粘附性,耐久性,亲水性,润湿性,生物相容性和渗透性的所需特性,因此可用于制造生物医学制品如眼科装置。
    • 29. 发明授权
    • Process for coating a material surface
    • 涂覆材料表面的工艺
    • US06465056B1
    • 2002-10-15
    • US09698544
    • 2000-10-27
    • Peter ChabrecekDieter Lohmann
    • Peter ChabrecekDieter Lohmann
    • B05D306
    • B82Y30/00A61L27/34B05D1/185B05D1/62B82Y40/00G02B1/043
    • The invention relates to a process for coating a material surface, comprising the steps of: (a) providing the material surface with polymer brushes comprising polymerization initiator radicals; and (b) graft polymerizing one or more different ethylenically unsaturated hydrophilic monomers or macromonomers onto the polymerization initiator-modified polymer brushes. The coated articles that are obtainable by the process of the invention have desirable characteristics regarding adherence to the substrate, durability, hydrophilicity, wettability, biocompatibility and permeability and are thus useful for the manufacture of biomedical articles such as ophthalmic devices.
    • 本发明涉及一种用于涂覆材料表面的方法,包括以下步骤:(a)向材料表面提供包含聚合引发剂基团的聚合物刷; 和(b)将一种或多种不同的烯属不饱和亲水单体或大分子单体接枝聚合到聚合引发剂改性的聚合物刷上。通过本发明的方法可获得的涂覆制品具有关于对基材的粘附,耐久性,亲水性, 润湿性,生物相容性和渗透性,因此可用于制造生物医学制品如眼科装置。