Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1990-10-31
1992-07-14
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
524106, 526287, 5263031, 526312, 5263295, 526341, 526342, 564281, 564291, C08F 1230, C08F 2802
Patent
active
051303914
ABSTRACT:
The present invention provides crosslinked ampholytic copolymers that are highly absorbent to aqueous electrolyte solutions. The polymers of the present invention comprise polymers formed by the copolymerization of an effective amount of each of the following components to produce a polymer which is highly absorbent to aqueous electrolyte solutions:
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Ahmed Iqbal
Hsiehp Henry L.
Phillips Petroleum Company
Schofer Joseph L.
Zitomer Fred
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