Invention Grant
- Patent Title: Water absorbing material
- Patent Title (中): 吸水材料
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Application No.: US13060347Application Date: 2009-09-08
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Publication No.: US08562862B2Publication Date: 2013-10-22
- Inventor: Veit Stegmann , Klemens Massonne , Franz Niklaus Windlin , Reinhold Schwalm , Dieter Hermeling , Thomas Daniel , Stefan Bruhns
- Applicant: Veit Stegmann , Klemens Massonne , Franz Niklaus Windlin , Reinhold Schwalm , Dieter Hermeling , Thomas Daniel , Stefan Bruhns
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- Priority: EP08164216 20080912
- International Application: PCT/EP2009/061633 WO 20090908
- International Announcement: WO2010/029074 WO 20100318
- Main IPC: B01J20/04
- IPC: B01J20/04 ; B01J20/16 ; B01J20/18 ; C09K3/00 ; C08J3/28 ; A61L15/60
Abstract:
The present invention relates to a water-absorbing material obtainable by a process comprising the steps of A) treating a particulate, non-surface-crosslinked, water-absorbing polymer with a mixture comprising an aqueous solvent and at least one salt of a transition metal and B) irradiating the polymer treated according to A) with UV radiation, to a process for its production and to articles comprising the water-absorbing material.
Public/Granted literature
- US20110178251A1 Water Absorbing Material Public/Granted day:2011-07-21
Information query
