Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1988-04-08
1990-04-03
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526240, C08F21002, C08F 3004
Patent
active
049141724
ABSTRACT:
Water-soluble copolymers having a K value of from 8 to 100 (determined according to H. Fikentscher on sodium salt in aqueous solution at 25.degree. C., a pH of 7 and a polymer concentration of the Na salt of 1% by weight) contain, in polymerized form,
REFERENCES:
patent: 2884336 (1959-04-01), Loshack et al.
patent: 3137660 (1964-06-01), Jones
patent: 3769254 (1973-10-01), Anderson et al.
patent: 4267103 (1981-05-01), Cohen
Boeckh Dieter
Hartmann Heinrich
Seelmann-Eggebert Hans-Peter
Trieselt Wolfgang
BASF - Aktiengesellschaft
Conger William G.
Michaels Joseph D.
Sarofim N.
Schofer Joseph L.
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