Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1994-05-25
1995-11-07
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528172, 528173, 528174, 528185, 528188, 528200, 528229, 528321, 528322, 528350, 528353, C08G 7310
Patent
active
054649250
ABSTRACT:
The present invention is an oligomer represented by the formula: ##STR1## wherein X is a moiety selected from the group consisting of: ##STR2## where each Y is independently S, O, CH.sub.2, C.dbd.O, CH.sub.3 --C--CH.sub.3, O.dbd.S.dbd.O, or CF.sub.3 --C--CF.sub.3.
In another aspect, the present invention is a polymer of the above-described oligomer.
REFERENCES:
patent: 4540763 (1985-09-01), Kirchhoff
patent: 4696994 (1987-09-01), Nakajima et al.
patent: 4711964 (1987-12-01), Tan et al.
Moyer Denise J. D.
Moyer Eric S.
Hampton-Hightower P.
Michl Paul R.
The Dow Chemical Company
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