Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1977-08-15
1980-03-25
Nielsen, Earl A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
2605705P, 2605705S, 260559R, 260558S, 424330, 528 99, 528332, 525504, 525534, 525497, C08G 5950, C07C 8728, C07C10338
Patent
active
041951549
ABSTRACT:
The title compounds are of the formula: ##STR1## wherein R is a chemical bond, oxygen, sulfur, alkylene or alkylidene; W is hydrogen or a (--CR.sub.1 R.sub.2 --CR.sub.3 R.sub.4 --NHR.sub.5) group with the proviso that at least two W groups are (--CH.sub.1 R.sub.2 --CR.sub.3 R.sub.4 --NHR.sub.5) groups; wherein R.sub.1 -R.sub.4 are each independently hydrogen, lower alkyl or hydroxy-substituted lower alkyl; R.sub.5 is hydrogen or a ##STR2## group, wherein R.sub.6 is hydrogen, hydrocarbyl or inertly substituted hydrocarbyl; X, Y and Z are each independently inert substituents; m and p are each independently integers of from zero to four, inclusive; n is an integer of from zero to three, inclusive; q is a number of from zero to about ten; and M is alkylene or alkylidene. They are conveniently prepared by reacting a 2-oxazoline of the formula: ##STR3## with a polyhydric polyphenol of the formula: ##STR4## in the presence of certain metal salt catalysts (e.g. zinc acetate).
REFERENCES:
patent: 3461099 (1969-08-01), Muzyczko et al.
patent: 3544517 (1970-12-01), Muzyczko et al.
patent: 3654229 (1972-04-01), Hunsucker
Kaiser Mark E.
Smith Harry A.
Glenn Michael L.
Nielsen Earl A.
The Dow Chemical Company
White L. Wayne
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