Invention Grant
- Patent Title: Method for coating water-absorbing polymer particles
- Patent Title (中): 吸水聚合物颗粒的涂覆方法
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Application No.: US12528951Application Date: 2008-03-17
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Publication No.: US08663733B2Publication Date: 2014-03-04
- Inventor: Holger Barthel , Martin Wendker , Reiner Witt , Karin Flore
- Applicant: Holger Barthel , Martin Wendker , Reiner Witt , Karin Flore
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- Priority: EP07104409 20070319
- International Application: PCT/EP2008/053171 WO 20080317
- International Announcement: WO2008/113789 WO 20080925
- Main IPC: B05D7/00
- IPC: B05D7/00
Abstract:
A process for preparing water-absorbing polymer particles by spraying a liquid onto water-absorbing polymer particles by means of at least one thermally insulated and/or trace-heated spray nozzle in a mixer.
Public/Granted literature
- US20100047445A1 Method for Coating Water-Absorbing Polymer Particles Public/Granted day:2010-02-25
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