Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1985-06-21
1986-03-11
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524481, 5253271, 526265, 252 33, C08L 3900
Patent
active
045755302
ABSTRACT:
A water insoluble and oil soluble polymeric additive in combination with a hydrocarbon liquid, said polymeric additive being dissolved in said hydrocarbon liquid at a concentration level of about 0.001 to about 10 wt. %, said polymeric additive comprising a polyampholyte having the formula: ##STR1## wherein x is about 40 to about 98 mole %, y is about 1 to about 50 mole %, and z is about 1 to about 50 mole %, wherein y and z are less than 60 mole %, and M is an amine or a metal cation selected from the group consisting of aluminum, iron, lead, Groups IA, IIA, IB and IIB of the Periodic Table of Elements.
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Lundberg Robert D.
Peiffer Dennis G.
Exxon Research and Engineering Co.
Michl Paul R.
Nanfeldt Richard E.
Sarafim N.
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