Process for stabilizing the viscosity characteristics of coal derived materials and the stabilized materials obtained thereby
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United States of America Patent
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Nov 26, 1985
Grant Date -
N/A
app pub date -
Jun 20, 1984
filing date -
Jun 20, 1984
priority date (Note) -
Expired
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Abstract
A process is disclosed for stabilizing the viscosity of coal derived materials such as an SRC product by adding up to 5.0% by weight of a light volatile phenolic viscosity repressor. The viscosity will remain stabilized for a period of time of up to 4 months.
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