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发明名称
PREPARATION OF MODIFIED STAR POLYMERS AND THE USE OF SUCH POLYMERS AS LUBOIL ADDITIVES
摘要
申请公布号
EP0377240(B1)
申请公布日期
1993.07.14
申请号
EP19890203249
申请日期
1989.12.18
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
发明人
VAN ZON, ARIE;KLAVER, GERARDA JACOBA
分类号
C10M143/10;C08F279/00;C08F287/00;C08F297/02;C10M143/12;C10M149/10;C10N30/02;C10N60/00;C10N60/02
主分类号
C10M143/10
代理机构
代理人
主权项
地址
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