发明名称 |
VERFAHREN ZUR HERSTELLUNG WASSERABSORBIERENDER POLYMERPARTIKEL MIT HOHER PERMEABILITÄT DURCH POLYMERISATION VON TROPFEN EINER MONOMERLÖSUNG |
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 150μm. |
申请公布号 |
DE502007006381(D1) |
申请公布日期 |
2011.03.10 |
申请号 |
DE20075006381T |
申请日期 |
2007.07.11 |
申请人 |
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 |
A61L15/22;A61L15/60;C08F2/10;C08F20/04;C08J3/24 |
主分类号 |
A61L15/22 |
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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