Invention Grant
- Patent Title: Glycerin-containing antifreezing agent concentrates with corrosion protection
- Patent Title (中): 含甘油的防冻剂浓缩防腐
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Application No.: US13043836Application Date: 2011-03-09
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Publication No.: US08454854B2Publication Date: 2013-06-04
- Inventor: Claudius Kormann , Colin Irwin , Matthias Kiefer
- Applicant: Claudius Kormann , Colin Irwin , Matthias Kiefer
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: EP05004305 20050228; EP05004450 20050301
- Main IPC: C09K5/00
- IPC: C09K5/00
Abstract:
The present invention relates to antifreeze/anticorrosion concentrates comprising from 10 to 50% by weight, based on the total amount of the concentrate, of glycerol, to processes for preparing such concentrates from superconcentrates, to aqueous coolant compositions from these concentrates, and to their use, for example in internal combustion engines.
Public/Granted literature
- US20110163260A1 GLYCERIN-CONTAINING ANTIFREEZING AGENT CONCENTRATES WITH CORROSION PROTECTION Public/Granted day:2011-07-07
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