Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1984-07-16
1985-03-19
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521149, 5253303, 525337, C08J 936
Patent
active
045060363
ABSTRACT:
Stable boron resins of high selective absorbent power and a relative production process; said boron resins are constituted by a polyacrylic matrix bifunctionalized with quaternary ammonium groups and with alkylphenylboric groups in accordance with general formula (I) ##STR1## in which P , R, R.sup.1, R.sup.2, R.sup.3, X are as defined in the text. The resin (I) is prepared by condensing an amino resin with halophenylboroxine or with haloalkylphenylboroxine.
The resin of formula (I) can be used for purifying lactulose.
REFERENCES:
patent: 4266030 (1981-05-01), Tschang et al.
patent: 4339500 (1982-07-01), Yanagihara et al.
patent: 4357311 (1982-11-01), Schutt
Carobbi Renato
Filippini Andrea
Foelak Morton
Sirac S.p.A.
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