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FREEDOM MEDICINAL CENTRES AND COAL SUBSTANCES BASED ON POLYGLYCOLS AND AMIDES FOR THE PROTECTION OF MAGNESIUM AND ITS LEGISLATIONS
FREEDOM MEDICINAL CENTRES AND COAL SUBSTANCES BASED ON POLYGLYCOLS AND AMIDES FOR THE PROTECTION OF MAGNESIUM AND ITS LEGISLATIONS
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机译:基于聚乙二醇和酰胺的镁的自由药用中心和煤质及其立法
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摘要
Ready-to-use aqueous coolant compositions having alkylene glycols, glycerol and/or 1,3-propanediol and a) from 0.05 to 10% by weight, based on the total amount of the composition, of one or more polyethylene glycols and/or polypropylene glycols and b) from 0.01 to 10% by weight, based on the total amount of the composition, of one more carboxamides and/or sulfonamides are useful for inhibiting corrosion in the case of magnesium and magnesium alloys.
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