Invention Grant
US07666935B2 Stabilisation of aqueous solutions of homopolymers and copolymers of N-vinylpyrrolidones
有权
稳定N-乙烯基吡咯烷酮的均聚物和共聚物的水溶液
- Patent Title: Stabilisation of aqueous solutions of homopolymers and copolymers of N-vinylpyrrolidones
- Patent Title (中): 稳定N-乙烯基吡咯烷酮的均聚物和共聚物的水溶液
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Application No.: US11576612Application Date: 2005-10-06
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Publication No.: US07666935B2Publication Date: 2010-02-23
- Inventor: Erik Bohrer , Dieter Faul , Ivette Garcia Castro , Norbert Gebhardt , Peter Hössel , Peter Mendera , Olga Pinneker , Bernd de Potzolli , Stefan Stein , Karl-Hermann Strube , Ralf Widmaier , Josef Neutzner , Simone Lehnert
- Applicant: Erik Bohrer , Dieter Faul , Ivette Garcia Castro , Norbert Gebhardt , Peter Hössel , Peter Mendera , Olga Pinneker , Bernd de Potzolli , Stefan Stein , Karl-Hermann Strube , Ralf Widmaier , Josef Neutzner , Simone Lehnert
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: DE102004049344 20041008
- International Application: PCT/EP2005/010763 WO 20051006
- International Announcement: WO2006/040067 WO 20060420
- Main IPC: C08K3/00
- IPC: C08K3/00
Abstract:
Aqueous solutions comprising: one or more polymeric components selected from the group consisting of homopolymers of N-vinylpyrrolidone, copolymers of N-vinylpyrrolidone, and mixtures thereof; and hydrogen peroxide; wherein the hydrogen peroxide is present in an amount of 100 to 5000 ppm; and methods of stabilizing aqueous solutions containing one or more polymeric components selected from the group consisting of homopolymers of N-vinylpyrrolidone, copolymers of N-vinylpyrrolidone, and mixtures thereof.
Public/Granted literature
- US20080033091A1 Stabilisation of Aqueous Solutions of Homopolymers and Copolymers of N-Vinylpyrrolidones Public/Granted day:2008-02-07
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