Lubricant for a plunger and production method thereof

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United States of America Patent

PATENT NO 9382497
APP PUB NO 20140106994A1
SERIAL NO

14126623

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Abstract

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An oil-based graphite lubricant for a plunger includes graphite that is used as a solid lubricant, and an organic bentonite swollen by a mineral oil and a surfactant that are used as a graphite dispersant. The lubricant is prepared by a method which includes a first step of causing an organic bentonite to swell in the mineral oil, a second step of adding a surfactant, and a third step of adding and dispersing graphite.

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Patent Owner(s)

Patent OwnerAddress
TOYOTA JIDOSHA KABUSHIKI KAISHATOYOTA-SHI AICHI-KEN 471-8571

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Furukawa, Yuichi Toyota, JP 65 562
Kawai, Hiroshi Toyota, JP 100 1075
Kondo, Yasufumi Kariya, JP 1 3

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