Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1975-02-26
1977-01-25
Kight, III, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526 15, 526271, C08F22202, C08F22206
Patent
active
040052508
ABSTRACT:
Disclosed are new copolymer mixtures derived from a vinyl ester, maleic anhydride, and a chain transfer agent such as tetrahydrofuran. The salts, such as the sodium salts, of these copolymer mixtures are useful as dispersants for finely divided particles such as kaolin.
REFERENCES:
patent: 2744098 (1956-05-01), Towne
patent: 3268491 (1966-08-01), Hattori et al.
patent: 3297654 (1967-01-01), Barr et al.
patent: 3297657 (1967-01-01), Gray et al.
Board Charles L.
Hercules Incorporated
Kight III John
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