Corrosion inhibiting polyalkylene glycol-based lubricant compositions

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United States of America Patent

PATENT NO 9057038
APP PUB NO 20130157909A1
SERIAL NO

13811764

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Abstract

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Lubricant compositions including a random or block copolymer first high-EO content polyalkylene glycol, a random copolymer second polyalkylene glycol based on propylene oxide and butylene oxide or a second polyalkylene homopolymer having propylene oxide or butylenes oxide units and at least one corrosion inhibitor selected from the group of sarcosines, amine phosphates, and calcium dinonylnaphthalenesulfonate/carboxylates are provided. Lubricant compositions for extreme conditions are also provided.

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Patent Owner(s)

Patent OwnerAddress
THE DOW CHEMICAL COMPANY2200 WEST SALZBURG ROAD PO BOX 994 AUBURN MI 48611

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Greaves, Martin R Hirzel, CH 44 180
Zaugg-Hoozemans, Evelyn A Horgen, CH 16 31
Zweifel, Daniel Hirzel, CH 2 18

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