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1.发明授权
公开(公告)号：EP1799731B1
公开(公告)日：2018-01-31
申请号：EP05796007.2
申请日：2005-10-14
CPC分类号： C08G12/40 , C04B24/243 , C04B24/30 , C04B24/32 , C04B2103/30 , C08G8/28
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公开(公告)号：EP2242780B1
公开(公告)日：2011-12-14
申请号：EP09708554.2
申请日：2009-01-12
IPC分类号： C08F218/08
CPC分类号： C08F222/16
摘要： The invention relates to a method for producing a copolymer through radical substance polymerization of a maleic acid half ester derivative containing vinyl ester in the presence of an acid having a pKa value of less than 1.8. The copolymer is suitable as a dispersing agent for hydraulic binders.
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3.发明授权
公开(公告)号：EP2079670B1
公开(公告)日：2016-08-03
申请号：EP07821404.6
申请日：2007-10-16
发明人： FISCHER, Ulrich , WIELAND, Philipp , HÜBSCH, Christian , GRASSL, Harald , BECHER, Kerstin , SCHEUL,Stefanie , JETZLSPERGER, Eva
CPC分类号： C04B14/062 , C04B40/0039 , C04B24/2647 , C04B14/04
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公开(公告)号：EP1966103B1
公开(公告)日：2013-07-31
申请号：EP06829718.3
申请日：2006-12-18
CPC分类号： C04B40/0042 , C04B24/166 , C04B24/246 , C04B24/30 , C04B35/63476 , C04B35/63488 , C04B2235/3217 , C04B2235/3418 , C04B2235/5409 , C04B2235/5436 , Y02W30/97 , C04B7/00 , C04B14/02 , C04B16/06 , C04B40/0028 , C04B18/24
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公开(公告)号：EP2242780A1
公开(公告)日：2010-10-27
申请号：EP09708554.2
申请日：2009-01-12
IPC分类号： C08F218/08
CPC分类号： C08F222/16
摘要： The invention relates to a method for producing a copolymer through radical substance polymerization of a maleic acid half ester derivative containing vinyl ester in the presence of an acid having a pKa value of less than 1.8. The copolymer is suitable as a dispersing agent for hydraulic binders.
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