Method for crosslinking hydrogels with morpholine-2,3-diones

Details Method for crosslinking hydrogels with morpholine-2,3-diones Method for crosslinking hydrogels with morpholine-2,3-diones

2007-02-27

2007-02-27

Choi, Ling-Sui (Department: 1713)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S329900, C525S375000, C525S374000, C525S107000

Reexamination Certificate

active

10491204

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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Hardwood et al., “A Novel Synthetic Route to Morpholin-2,3-Diones from 2-Aminoalcohols”,Tetrahedron Letters, Elsevier Science Publishers, Amsterdam, The Netherlands, Bd. 37, Nr. 24, pp. 4217-4220 (Jun. 10, 1996).

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