Method of preparing heating type paving material as well as composition for heating type paving material to be used for the method
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United States of America Patent
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Aug 28, 2001
Grant Date -
N/A
app pub date -
Jun 20, 2000
filing date -
Jun 24, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A composition which is a blend of a specified condensate obtained by reacting polyalkylenepolyamine with an fatty acid and a modified polyolefin resin having carboxyl groups at a specified proportion. In preparing the heating type paving material comprising various aggregates, bitumen as base and the composition, the composition is added to bitumen in an amount of 0.05-5.0 weight %. The heating type paving material obtained has superior in peel resistant effect between bitumen and aggregates.
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