Invention Grant
- Patent Title: Production of superabsorbent polymers
- Patent Title (中): 超吸收聚合物的生产
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Application No.: US12521945Application Date: 2008-01-14
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Publication No.: US09505853B2Publication Date: 2016-11-29
- Inventor: Matthias Weismantel , Rüdiger Funk , Leigh R. Blair , Kevin D. Heitzhaus , Bruce Storey
- Applicant: Matthias Weismantel , Rüdiger Funk , Leigh R. Blair , Kevin D. Heitzhaus , Bruce Storey
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- International Application: PCT/EP2008/050340 WO 20080114
- International Announcement: WO2008/087114 WO 20080724
- Main IPC: B01J20/26
- IPC: B01J20/26 ; C08F2/00 ; C08F220/06
Abstract:
The invention relates to the production of superabsorbent polymers comprising conveying a polymer gel having acid groups on an oscillating conveyor belt to a continuous through-circulation belt dryer, wherein the belt speed of the conveyor belt is at least 0.4 m/s.
Public/Granted literature
- US20100041549A1 Production of Superabsorbent Polymers Public/Granted day:2010-02-18
Information query
