| 摘要 |
The invention relates to a heat transfer medium composition excellent in dispersion stability of metal and/or metal oxide particles and high in thermal conductivity, characterized by comprising water and/or alcohol as the main component, and (a) one kind or two or more kinds selected from metal and/or metal oxide particles having an average particle diameter of from 0.001 to 0.1 mum, (b) one kind or two or more kinds selected from polycarboxylic acids and/or salts thereof, and (c) at least one kind of a metal corrosion inhibitor.
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