Additives for removal and fouling mitigation of residua from waste plastics pyrolysis
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United States of America Patent
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Aug 13, 2024
Grant Date -
Nov 30, 2023
app pub date -
May 27, 2022
filing date -
May 27, 2022
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Abstract
A method for removing contaminants from a waste plastics pyrolysis stream containing the contaminants by introducing an effective amount of an additive thereto and separating the contaminants from the stream by a physical process, where suitable additives include, but are not necessarily limited to, crude oil demulsifiers, crude oil wax control additives, crude oil pour point reducers, dispersants/antifoulants, nanoscale metallic oxides, overbased metal oxide carbonates, and combinations thereof.
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