STABILIZATION OF TRIS(2 HYDROXYETHYL)METHYLAMMONIUM HYDROXIDE AGAINST DECOMPOSITION WITH DIALKYHYDROXYLAMINE

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United States of America Patent

SERIAL NO

15327336

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Abstract

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The invention provides stabilized solutions useful as raw materials in various applications and methods for stabilizing such aqueous solutions with a stabilizer comprising one or more dialkylhydroxylamines or inorganic or organic acid salts thereof. Stabilized solutions and methods for stabilizing aqueous solutions thereof, include, for example, those of tris(2-hydroxy ethyl)methylammonium hydroxide (THEMAH) and/or carbohydrazide (CHZ).

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Patent Owner(s)

Patent OwnerAddress
CABOT MICROELECTRONICS CORPORATION870 NORTH COMMONS DRIVE AURORA IL 60504

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
IVANOV, Roman Aurora, US 16 480
KO, Cheng-Yuan Aurora, US 13 20
SUN, Fred Aurora, US 6 40

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