Process for improving the transfer properties of bitumen
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United States of America Patent
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May 19, 2015
Grant Date -
Jan 28, 2010
app pub date -
Jul 21, 2009
filing date -
Jul 23, 2008
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Abstract
Additives may be used to lower the set up point for bitumen thereby allowing it to be transported from place to place more easily. Additives useful for lowering the set up point of bitumen include alkylphenol formaldehyde resins and oxyalkylated alkylphenol formaldehyde resins; amines and esters; solvents; and combinations thereof.
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