Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1993-09-24
1994-07-19
Nutter, Nathan M.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
424431, 424486, 424487, 424488, 602 48, 602 49, 604367, 604368, 604370, 604372, 162146, 1621574, 1621682, 1621683, A61F 1315, A61F 1320, D21F 1100, D21H 1100
Patent
active
053310217
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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