http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Compositional evaluation of asphalt binder recycling agents
xii, 126 leaves : illustrations ; 28 cm.
agent composition affects the high, intermediate, and low
along with the composition of the recycling agent were found
amount of saturates in the aromatic recycling agent
and supercritical unit top fractions were separated into two
aromatic fractions improved the hardening susceptibility of
binder. The data indicate that although two completely
characteristics of recycled asphalt blends. Specifically,
content of the recycling agent increased, thus indicating
decreased. The low temperature PG specifications
deteriorated as the amount of aromatic recycling agent
different blends may have equivalent PG, and therefore
different HS values. In conclusion, a compromise must be
distinct aromatic and saturate fractions. The aromatic and
free aromatic recycling agents possessed improved hardening
grades of the recycled blends were all superior to the PG of
high temperature Superpave TM Performance Grade (PG)
high, intermediate and low temperature properties. The
highly dependent on the aged asphalt. In addition, as the
increased, and an opposite trend occurred when the saturate
increased, the upper and intermediate PG specifications
made between performance grade and hardening susceptibility,
oxidative aging characteristics of each blend were evaluated
recycled asphalt binder blends. Dilution of the aged asphalt
recycled asphalt blends made from saturate and asphaltene-
recycling agents consisting of saturate and asphaltene-free
saturate fractions were then blended, in controlled amounts,
several deasphalted oil samples, commercial recycling agents
Several experiments were performed to determine how recycling
similar performance properties, they can have vastly
since the data indicate that saturates improve the PG while
specifications for recycled asphalt binders were found to be
Superpave TM Performance Grades were used to evaluate the
susceptibility of recycled asphalt blends. In addition,
susceptibility values over using a new asphalt binder. The
temperature PG of recycled asphalt blends. The performance
temperature properties as well as long term oxidative aging
that the mere presence of saturates improve the low
the original asphalts and superior to using a new asphalt
to be key parameters in improving the hardening
using the hardening susceptibility (HS) parameter, while
with artificially aged SHRP asphalts. The long term
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