Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Treating polymer containing material or treating a solid...
Patent
1990-07-11
1992-06-02
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Treating polymer containing material or treating a solid...
528485, 528486, 528487, 528488, 528489, C08F 616
Patent
active
051187876
ABSTRACT:
A method of modifying a synthetic resin comprises treating a solution or dispersion of the synthetic resin containing water-soluble electrolytes as impurities is treated with basic or acidic, water-insoluble fine particles which have been purified and classified, whereby cations having origin in the electrolytes are fixed in the acidic fine particles or anions having origin in the electrolytes are fixed in the basic fine particles. Synthetic resins modified in accordance with the modification method are produced.
REFERENCES:
patent: 4292424 (1981-09-01), Huddleston, Jr. et al.
patent: 4293474 (1981-10-01), Dieterich et al.
patent: 4546144 (1985-10-01), Knight
Fine Clay Co., Ltd.
Meriam Andrew E. C.
Michl Paul R.
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