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发明名称
PROCESS FOR RECTIFYING N-VINYL-2-PYRROLIDONE
摘要
申请公布号
EP1636180(B1)
申请公布日期
2007.07.18
申请号
EP20040733961
申请日期
2004.05.19
申请人
NIPPON SHOKUBAI CO., LTD.
发明人
SUGIURA, HIDETO;YANO, HITOSHI
分类号
C07D201/16;C07D207/267;C07D207/26
主分类号
C07D201/16
代理机构
代理人
主权项
地址
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