专利名称：DECOLORIZATION OF HYDROXY-CONTAINING METHACRYLATEHOMOPOLYMERS AND COPOLYMERS
发明人：GRIDNEV, Alexi, Alexeyevich申请号：EP98904664.4申请日：19980122公开号：EP0960138B1公开日：20011121
摘要：This invention relates to a process whereby hydroxy-containing methacrylatehomo- and copolymers are decolorized by the addition of a strong acid and a chelatingbidentate nitrogen ligand, with subsequent filtering through a polar adsorption medium.
申请人：DU PONT
地址：US
国籍：US
代理机构：Kuhnen & Wacker
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