Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carbohydrate or derivative as a reactant
Patent
1992-07-21
1993-09-07
Nutter, Nathan M.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carbohydrate or derivative as a reactant
527313, 527314, 525 542, 525 5421, 525 5424, C08G 6348, C08G 6391
Patent
active
052430081
ABSTRACT:
The present invention provides graft copolymers that are highly absorbent to aqueous electrolyte solutions. The graft copolymer is formed by the graft polymerizing an effective amount of each of the following components together to provide a highly absorbent copolymer:
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Ahmed Iqbal
Hsieh Henry L.
Nutter Nathan M.
Phillips Petroleum Company
Stokes Cynthia L.
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