IMPROVED OCULAR IMPLANTS AND METHODS FOR THEIR MANUFACTURE
申请公布号:WO1992005696(A1)
申请号:US1991006731
申请日期:1991.09.20
申请公布日期:1992.04.16
摘要:<p>An improved method for modifying the surface of an ocular implant material (10) by the gamma or electron beam irradiation induced chemical graft coating thereon of a monomer comprising N-vinyl-pyrrolidone, 2-hydroxyethylmethacrylate or a mixture of the two to form a hydrophilic graft polymer coating, the improvement comprising pre-soaking the ocular implant material (10) in a monomer or a solution comprising a monomer prior to conducting the gamma- or electron beam-irradiation induced graft polymerization in a second solution of a monomer.</p>
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