公开(公告)号：DE502004011181D1

公开(公告)日：2010-07-01

申请号：DE502004011181

申请日：2004-07-07

Applicant: BASF SE

Inventor： DANIEL THOMAS ,  RIEGEL ULRICH ,  ELLIOT MARK ,  VON OEHSEN UBBO ,  EXNER KAI MICHAEL ,  MASSONNE KLEMENS

IPC: C08F8/30 ,  A61L15/60 ,  C08J3/24 ,  C08L101/14

公开(公告)号：AT468361T

公开(公告)日：2010-06-15

申请号：AT04740716

申请日：2004-07-07

Applicant: BASF SE

Inventor： DANIEL THOMAS ,  RIEGEL ULRICH ,  ELLIOT MARK ,  VON OEHSEN UBBO ,  EXNER KAI ,  MASSONNE KLEMENS

IPC: C08F8/30 ,  A61L15/60 ,  C08J3/24 ,  C08L101/14

Abstract: A process for the post crosslinking of water absorbing polymers comprises treatment with a bicyclic amideacetal crosslinking agent with simultaneous or subsequent heating. A process for the post crosslinking of water absorbing polymers comprises treatment with a bicyclic amideacetal crosslinking agent (I) of formula (I) with simultaneous or subsequent heating. [Image] R 1>-R 9>H, 1-12 C alkyl, 2-12 C alkenyl or 6-12 C aryl, all optionally halogenated An independent claim is included for the resulting water absorbing polymer.