Invention Grant
- Patent Title: Ampholytic anionic copolymers
- Patent Title (中): 两性阴离子共聚物
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Application No.: US10582227Application Date: 2004-12-08
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Publication No.: US07829070B2Publication Date: 2010-11-09
- Inventor: Son Nguyen-Kim , Klemens Mathauer , Claudia Wood , Gerd Schuh , Darshan Patwardhan
- Applicant: Son Nguyen-Kim , Klemens Mathauer , Claudia Wood , Gerd Schuh , Darshan Patwardhan
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: DE10357487 20031209
- International Application: PCT/EP2004/013983 WO 20041208
- International Announcement: WO2005/058988 WO 20050630
- Main IPC: A61K8/81
- IPC: A61K8/81 ; C08F20/06
Abstract:
Ampholytic copolymers which contain a molar excess of anionogenic and/or anionic groups, polyelectrolyte complexes which contain such an ampholytic copolymer, cosmetic and pharmaceutical compositions which contain at least one such copolymer or polyelectrolyte complex and the use of these copolymers and polyelectrolyte complexes are described.
Public/Granted literature
- US20070141013A1 Ampholytic anionic copolymers Public/Granted day:2007-06-21
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