Solvent composition and process for removal of asphalt and other contaminant materials
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United States of America Patent
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Apr 2, 2024
Grant Date -
Oct 27, 2016
app pub date -
Jun 30, 2016
filing date -
Mar 22, 2014
priority date (Note) -
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Abstract
A method and composition for removing contaminant material from industrial equipment are disclosed herein. The method includes providing a solvent composition having methyl soyate, an aprotic solvent such as dimethyl sulfoxide, an additional solvent, and a cationic surfactant. The method also includes contacting the contaminant material with the solvent composition and allowing the solvent composition to react with the contaminant material such that at least a portion of the contaminant material is no longer attached to the industrial equipment.
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