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US 11,447,678 B2Granted
Coolant composition and cooling system
AssigneeToyota Jidosha Kabushiki Kaisha
InventorsYasuaki Kodama, Masao Watanabe, Tomoharu Kataoka, Daisuke Tokozakura
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Abstract
This disclosure provides a nonaqueous coolant composition that is excellent in insulation property and heat resistance and has improved heat transfer characteristics. The embodiment is a coolant composition that includes at least one ether compound having 6 or more carbon atoms as a nonaqueous base and is substantially free of water.
Claims4
A cooling system that comprises a coolant composition as a refrigerant,
- the coolant composition comprising:
- at least one aliphatic ether compound of formula R1—O—R2, and having 6 to 14 carbon atoms as a nonaqueous base, and
- a mineral oil;
- wherein the coolant composition is substantially free of water;
- wherein a content of the ether compound in the coolant composition is 10 to 90 mass %, and
- wherein a content of the mineral oil in the coolant composition is 10 to 90 mass %.
3 more elements
Dependencies are inferred from the claim text.