Invention Grant
- Patent Title: Process for producing water-absorbing polymer particles
- Patent Title (中): 生产吸水性聚合物颗粒的方法
-
Application No.: US13031468Application Date: 2011-02-21
-
Publication No.: US08362174B2Publication Date: 2013-01-29
- Inventor: Rüdiger Funk , Jürgen Schröder , Thomas Pfeiffer , Matthias Weismantel , Stefan Blei
- Applicant: Rüdiger Funk , Jürgen Schröder , Thomas Pfeiffer , Matthias Weismantel , Stefan Blei
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- Priority: EP10154513 20100224
- Main IPC: C08F20/06
- IPC: C08F20/06 ; C08J3/12 ; C08J3/24 ; F26B3/02
Abstract:
A process for producing water-absorbing polymer particles, wherein an aqueous polymer gel is dried in a forced-air belt drier on a circulating conveyor belt and the surface of the conveyor belt has a roughness of at least 0.9 μm.
Public/Granted literature
- US20110204288A1 Process for Producing Water-Absorbing Polymer Particles Public/Granted day:2011-08-25
Information query
IPC分类:
