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    • 3. 发明授权
    • Organic articles
    • 有机物品
    • US06447920B1
    • 2002-09-10
    • US09697860
    • 2000-10-27
    • Peter ChabrecekJens HöpkenDieter Lohmann
    • Peter ChabrecekJens HöpkenDieter Lohmann
    • G02C704
    • G02B1/043C08F290/00C08F290/04C08J7/16Y10T428/31551Y10T428/31692Y10T428/31855
    • The invention relates to novel composite materials comprising (a) an inorganic or organic bulk material having covalently bound to its surface initiator moieties for radical polymerization; and (b) a hydrophilic surface coating obtainable by applying one or more different ethylenically unsaturated hydrophilic macromonomers of formula (1) as outlined in the claims to the bulk material surface provided with the initiator radicals and polymerizing said macromonomers. The composite materials 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.
    • 本发明涉及新型复合材料,其包含(a)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; 和(b)亲水性表面涂层,其可通过将权利要求中所述的一种或多种式(1)的不饱和烯键式不饱和亲水性大分子单体应用于提供有引发剂基团的本体材料表面并聚合所述大分子单体而获得。 本发明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的期望特性,因此可用于制造生物医学制品如眼科装置。
    • 4. 发明授权
    • Organic articles
    • 有机物品
    • US06734321B2
    • 2004-05-11
    • US10175656
    • 2002-06-20
    • Peter ChabrecekJens HöpkenDieter Lohmann
    • Peter ChabrecekJens HöpkenDieter Lohmann
    • C07C27520
    • G02B1/043C08F290/00C08F290/04C08J7/16Y10T428/31551Y10T428/31692Y10T428/31855
    • The invention relates to novel composite materials comprising (a) an inorganic or organic bulk material having covalently bound to its surface initiator moieties for radical polymerization; and (b) a hydrophilic surface coating obtainable by applying one or more different ethylenically unsaturated hydrophilic macromonomers of formula (1) as outlined in the claims to the bulk material surface provided with the initiator radicals and polymerizing said macromonomers. The composite materials 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.
    • 本发明涉及新型复合材料,其包含(a)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; 和(b)亲水性表面涂层,其可通过将权利要求中所述的一种或多种式(1)的不饱和烯键式不饱和亲水性大分子单体应用于提供有引发剂基团的本体材料表面并聚合所述大分子单体而获得。 本发明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的期望特性,因此可用于制造生物医学制品如眼科装置。
    • 7. 发明授权
    • Process for modifying a surface
    • 改变表面的工艺
    • US06730366B2
    • 2004-05-04
    • US10056168
    • 2002-01-24
    • Dieter LohmannPeter ChabrecekJörg Leukel
    • Dieter LohmannPeter ChabrecekJörg Leukel
    • C23C1428
    • C08J7/047Y10T428/31504Y10T428/31623
    • The invention relates to a process for coating a material surface comprising the steps of: (a) applying to the material surface one or more different comb-type polymers comprising a polymer backbone and side chains pendently attached thereto, wherein at least a part of the side chains carry a triggerable precursor for carbene or nitrene formation; and (b) fixing the polymer(s) onto the material surface using heat or radiation, in particular radiation such as UV or visible light. The polymers of the invention are useful for the modification of material surfaces and are particularly suitable for providing biomedical articles such as contact lenses with a hydrophilic coating.
    • 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)向材料表面施加一种或多种不同的梳型聚合物,其包含聚合物主链和侧链附着于其上,其中至少一部分 侧链携带可触发的卡宾或者氮烯形成前体; 和(b)使用热或辐射,特别是诸如UV或可见光的辐射将聚合物固定在材料表面上。本发明的聚合物可用于改性材料表面,并且特别适用于提供生物医学制品 例如具有亲水涂层的隐形眼镜。