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    • 2. 发明专利
    • Tinted high dk ophthalmic molding and method for making the molding
    • TINTED HIGH DK OPHTHALMIC MOLDING AND METHOD FOR MAKING THE MOLDING
    • JP2010066774A
    • 2010-03-25
    • JP2009256104
    • 2009-11-09
    • Novartis Agノバルティス アーゲー
    • TUREK RICHARD CHARLESSCHREMMER JACALYN MARY
    • G02C7/04C08F2/44C08F290/06C08K5/34C08L83/04G02B1/04
    • G02B1/043B29D11/00317B29D11/00913C08F290/068C08L51/085C08L83/04C08F220/56
    • PROBLEM TO BE SOLVED: To provide an ophthalmic molding formulation and a tinted high Dk ophthalmic molding, to provide a method for making a tinted ophthalmic lens molding, and to prepare a tinted ophthalmic molding, in particular, an edge-to-edge soft tinted contact lens having improved properties with improved efficiency. SOLUTION: The method comprises: (a) providing a polymer precursor having cross-linkable or polymerizable groups; (b) providing a pigment dispersion comprising an inorganic or organic pigment and a dispersing agent; (c) mixing the pigment dispersion with the polymer precursor to form a tinted prepolymer mixture; (d) dispensing the tinted prepolymer mixture into a mold; and (e) forming a tinted ophthalmic molding from the tinted prepolymer mixture, the molding comprising a polymer matrix having the pigment entrapped therein. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种眼用模制品和着色高Dk眼用模制品,以提供一种制造有色眼镜模塑的方法,并且制备着色眼用模制品,特别是边缘 - 边缘柔和着色隐形眼镜具有改进的性能并提高效率。 解决方案:该方法包括:(a)提供具有可交联或可聚合基团的聚合物前体; (b)提供包含无机或有机颜料和分散剂的颜料分散体; (c)将颜料分散体与聚合物前体混合以形成着色预聚物混合物; (d)将着色的预聚物混合物分配到模具中; 和(e)从着色的预聚物混合物形成着色的眼用模制品,所述模制品包含具有捕获在其中的颜料的聚合物基质。 版权所有(C)2010,JPO&INPIT