Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ion-exchange polymer or process of preparing
Patent
1978-07-24
1979-12-04
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Ion-exchange polymer or process of preparing
525334, 525337, 525353, C08G 7520, C08F 834
Patent
active
041773314
ABSTRACT:
Sulfone-crosslinked polystyrene cation and anion exchange resins having high solids content when saturated with water are disclosed together with a method of forming increased amounts of sulfone crosslinks using a sulfonating agent or mixture thereof preferably in combination with a boron compound.
REFERENCES:
patent: 2731426 (1956-01-01), Lane
patent: 3847842 (1974-11-01), Suzuki et al.
patent: 3972840 (1976-08-01), Suzuki et al.
Kline, Jr. Louis F.
Kulkosky Peter F.
Rohm and Haas Company
Schofer Joseph L.
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