Invention Grant
- Patent Title: Process for cleaning soiled metal surfaces and substances useful for such process
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Application No.: US15552867Application Date: 2016-02-16
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Publication No.: US10907259B2Publication Date: 2021-02-02
- Inventor: Stephan Hueffer , Alejandra Garcia Marcos , Eva-Maria Reis-Walther
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Armstrong Teasdale LLP
- Priority: EP15156517 20150225
- International Application: PCT/EP2016/053210 WO 20160216
- International Announcement: WO2016/135000 WO 20160901
- Main IPC: C23G1/06
- IPC: C23G1/06 ; C08G73/02 ; C11D3/37 ; C11D11/00 ; C11D1/72 ; C11D1/835 ; C23G5/06 ; C08L79/02 ; C10G33/04
Abstract:
Process for cleaning soiled metal surfaces characterized in such cleaning is carried out using a composition that comprises at least one alkoxylated polyethylenimine (B) with a polydispersity Q=Mw/Mn of at least 3.5 and an average molecular weight Mw in the range of from 2,500 to 1,500,000 g/mol.
Public/Granted literature
- US20180119291A1 PROCESS FOR CLEANING SOILED METAL SURFACES AND SUBSTANCES USEFUL FOR SUCH PROCESS Public/Granted day:2018-05-03
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