Method for crosslinking hydrogels with morpholine-2,3-diones
First Claim
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1. A process for crosslinking starting polymers for preparing hydrogel-forming polymers capable of absorbing aqueous fluids, which comprises using a crosslinker of a general formula 1:
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Abstract
The invention relates to a method for gel post-crosslinking or surface post-crosslinking water-absorbing hydogels with morpholine-2,3-diones, to the post-crosslinked hydrogels and to the use thereof.
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13 Claims
- 1. A process for crosslinking starting polymers for preparing hydrogel-forming polymers capable of absorbing aqueous fluids, which comprises using a crosslinker of a general formula 1:
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