Pentaerythritol tetraester

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United States of America Patent

PATENT NO 8664430
APP PUB NO 20130131373A1
SERIAL NO

13813688

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Abstract

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A pentaerythritol tetraester which is a mixed ester of pentaerythritol and carboxylic acids is provided, wherein the carboxylic acids comprise isobutyric acid and 2-ethylhexanoic acid and the molar ratio of isobutyric acid to 2-ethylhexanoic acid in the carboxylic acids is 36/64 to 83/17. The pentaerythritol tetraester may be used in a refrigerant oil or the like which exhibits excellent miscibility with a difluoromethane refrigerant among other properties.

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Patent Owner(s)

Patent OwnerAddress
KH NEOCHEM CO LTD2-3-1 NIHONBASHI-MUROMACHI CHUO-KU TOKYO 1030022

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amemiya, Nobuhito Mie, JP 4 14
Hiyoshi, Satoshi Mie, JP 10 71
Inayama, Toshihiro Mie, JP 14 57
Kishimoto, Shigehisa Mie, JP 3 6

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