Oliff PLC
Internal combustion engine
A heat shielding film is formed on a surface wall constituting a combustion chamber. The heat shielding film includes a heat shielding layer and an oil repellent layer. The heat shield layer is formed on the wall surface. The heat shielding layer is composed of a material having thermal conductivity lower than base material of the combustion chamber. The oil repellent layer is formed on a surface of the heat shield layer. The oil repellent layer is composed of polyalkoxysiloxane. A contact angle of the oil repellent layer with engine oil is at least 40 degrees.
TOYOTA JIDOSHA KABUSHIKI KAISHA
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F02F F02F F02B
inventional inventional inventional
Hideo
Yamashita