Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Waldemar Inger0
Heinz-Peter Bohlmann0
Rudiger Hose0
Date of Patent
January 2, 2007
0Patent Application Number
102603130
Date Filed
September 27, 2002
0Patent Primary Examiner
Patent abstract
The present invention relates to a pulverulent polymer post-crosslinked on the surface and absorbing water or aqueous liquids, synthesised from polymerised, optionally pre-crosslinked monomers containing partially neutralised carboxyl groups. The present invention also relates to a process for the post-treatment of the aforementioned polymers and the use of a solution of at least one salt of an at least trivalent cation for restoring the gel permeability of the aforementioned polymers that have been damaged by mechanical action.
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