发明名称 |
Method for producing water-absorbent polymer particles with a higher permeability by polymerising droplets of a monomer solution |
摘要 |
A process for preparing water-absorbing polymer beads with high permeability by polymerizing droplets of a monomer solution in a gas phase surrounding the droplets, wherein the monomer solution comprises at least 0.5% by weight of a crosslinker, based on the monomer, the polymerization in the droplet takes place in homogeneous phase, and the polymer beads have a mean diameter of at least 150 μm. |
申请公布号 |
US8124229(B2) |
申请公布日期 |
2012.02.28 |
申请号 |
US20070373621 |
申请日期 |
2007.07.11 |
申请人 |
STUEVEN UWE;WEISMANTEL MATTHIAS;HEIDE WILFRIED;KRUEGER MARCO;SEIDL VOLKER;BLEI STEFAN;LOESCH DENNIS;FUNK RUEDIGER;HILLEBRECHT ANNEMARIE;BASF SE |
发明人 |
STUEVEN UWE;WEISMANTEL MATTHIAS;HEIDE WILFRIED;KRUEGER MARCO;SEIDL VOLKER;BLEI STEFAN;LOESCH DENNIS;FUNK RUEDIGER;HILLEBRECHT ANNEMARIE |
分类号 |
B32B1/00;C08F20/06 |
主分类号 |
B32B1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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