Invention Grant
- Patent Title: Method for producing water-absorbent polymer particles
- Patent Title (中): 生产吸水性聚合物颗粒的方法
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Application No.: US12746912Application Date: 2008-12-09
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Publication No.: US08273836B2Publication Date: 2012-09-25
- Inventor: Matthias Weismantel , Rüdiger Funk , Dominicus van Esbroeck
- Applicant: Matthias Weismantel , Rüdiger Funk , Dominicus van Esbroeck
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- Priority: EP07123280 20071214
- International Application: PCT/EP2008/067049 WO 20081209
- International Announcement: WO2009/077376 WO 20090625
- Main IPC: C08F120/06
- IPC: C08F120/06 ; C08F20/62 ; B32B5/16
Abstract:
A process for producing water-absorbing polymer particles, wherein a product stream comprising water-absorbing polymer particles is tested for nonferritic metallic impurities by means of an eddy current detector.
Public/Granted literature
- US20100272998A1 Method for Producing Water-Absorbent Polymer Particles Public/Granted day:2010-10-28
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