- free-radical
mechanisms such as
polyvinyl chloride are
usually atactic. Due to
their random nature atactic polymers are
usually amorphous. In hemi
isotactic macromolecules...
-
Isotactic &
atactic polypropylene is
soluble in p-xylene at 140 °C.
Isotactic precipitates when the
solution is
cooled to 25 °C and
atactic portion remains...
-
crystallization occurs much
easier in
isotactic than in the
atactic polypropylene form.
Atactic polymers crystallize when the side
groups are very small...
- GBR code) Appleton, Wisconsin,
United States (by
Amtrak station code)
Atactic polypropylene, a hot-melt
adhesive Authorized push
payment fraud (APP fraud)...
- (APAO; also
known as
atactic poly
alpha olefin) is a
commodity chemical used in
multiple applications. In the mid-to-late-1950s,
atactic polypropylene (APP)...
-
three types of tacticity:
isotactic (all
substituents on the same side),
atactic (random
placement of substituents), and
syndiotactic (alternating placement...
-
adhesive had
previously been
asphalt but now is more
commonly a hot-melt
atactic polypropylene.
Gummed tapes are
described in ASTM D5749-01(2006) Standard...
-
strong effect on the
properties of the plastic.
Standard polystyrene is
atactic. The
diastereomer where all of the
phenyl groups are on the same side is...
-
alkyl substituents (R) is
called atactic. Both
isotactic and
syndiotactic polypropylene are crystalline,
whereas atactic polypropylene,
which can also be...
- ligands, it can
produce polypropylenes with
different tacticity. 1
creates atactic polypropylene,
which is soft and
amorphous with a free-flowing composition...
