C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 101/14 (2006.01) C08J 3/075 (2006.01)
Patent
CA 2195373
The present invention relates to a process for preparing hydrophilic highly swellable hydrogels by mixing fine particles of a hydrophilic highly swellable hydrogel into a hydrophilic highly swellable hydrogel in aqueous gel form with the addition of water, wherein the mixing-in operation is carried out in the presence of a surfactant.
ode de préparation d'hydrogels hydrophiles hautement gonflables consistant à mélanger à de l'eau de fines particules d'un hydrogel hydrophile hautement gonflable pour obtenir un hydrogel hydrophile hautement gonflable sous forme acqueuse, l'opération de mélange étant effectuée en présence d'un surfactant
Daniel Thomas
Engelhardt Fritz
Herfert Norbert
Remmel Gustav
Riegel Ulrich
Fetherstonhaugh & Co.
Hoechst Aktiengesellschaft
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