Invention Grant
- Patent Title: Process for producing thermally surface postcrosslinked water-absorbing polymer particles
- Patent Title (中): 制造热表面后交联吸水性聚合物颗粒的方法
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Application No.: US13672129Application Date: 2012-11-08
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Publication No.: US09126186B2Publication Date: 2015-09-08
- Inventor: Joerg Belack , Thomas Daniel , Christophe Bauduin
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- Priority: EP11189744 20111118
- Main IPC: B01J20/26
- IPC: B01J20/26 ; A61L15/60 ; C08J3/24 ; A61L15/24
Abstract:
A process for producing thermally surface postcrosslinked water-absorbing polymer particles, wherein the water-absorbing polymer particles are coated before, during or after the thermal surface postcrosslinking with at least one complex consisting of a polyvalent metal salt and a 2-hydroxycarboxamide.
Public/Granted literature
- US20130310250A1 Process For Producing Thermally Surface Postcrosslinked Water-Absorbing Polymer Particles Public/Granted day:2013-11-21
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