Organoclay compositions and oil-based drilling fluid comprising the clays

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United States of America Patent

PATENT NO 11091684
APP PUB NO 20190062615A1
SERIAL NO

16093189

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Abstract

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An organoclay composition comprising a mineral clay mixture which has been treated with a combination of quaternary ammonium salts, said mixture comprising: mineral clay (a) comprising about 15 to about 60 wt. %, based on the weight of the mineral clay mixture, of sepiolite; mineral clay (b) comprising about 40 to about 85 wt. % based on the weight of the mineral clay mixture, of montmorillonite; an alkyl or alkenyl quaternary ammonium salt and an alkoxylated quaternary ammonium salt.

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Patent Owner(s)

Patent OwnerAddress
BYK-CHEMIE GMBHWESEL

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bauer, Patricia M Gonzales, US 9 22

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