Method for producing water-absorbing polymer particles

• Main Authors: HAAG MONIKA, KRAUSS ROLAND, BRAUN MARKUS ALBERT, DEUERLEIN STEPHAN, KLOCK VOLKER
• Format: Patent
• Language: Chinese; English
• Published: 18.08.2017
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES; CHEMISTRY; COMPOSITIONS BASED THEREON; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; GENERAL PROCESSES OF COMPOUNDING; HUMAN NECESSITIES; HYGIENE; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES; MEDICAL OR VETERINARY SCIENCE; METALLURGY; METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; WORKING-UP

The invention relates to a method for producing water-absorbing polymer particles, having the following steps: a) a polymerization step in which an aqueous monomer solution comprising at least one ethylenically unsaturated acid group-carrying monomer (M) that can be at least partly neutralized and a...