公开(公告)号：EP1622655B1

公开(公告)日：2011-08-24

申请号：EP04760377.4

申请日：2004-04-23

申请人： Evonik Stockhausen, LLC

发明人： SMITH, Scott, J. ,  JOY, Mark, C. ,  HSU, Whei-Neen ,  FRANK, Markus

IPC分类号： A61L15/60

CPC分类号： C08F220/06 ,  A61L15/60 ,  C08F220/26 ,  C08F220/40 ,  C08F222/1006 ,  C08F226/02 ,  C08J3/12 ,  C08J2333/06

摘要： The invention relates to absorptive, crosslinked polymers which are based on partly neutralized, monoethylenically unsaturated monomers carrying acid groups, and have improved properties, in particular in respect of their capacity for transportation of liquids in the swollen state, and which has a high gel bed permeability and high centrifuge retention capacity.