Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1993-05-17
1997-04-29
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
528196, 528199, 528370, 528371, C08G 6400
Patent
active
RE0354996
ABSTRACT:
A polycarbonate composition, and process for making same, wherein the monocarbonate and dicarbonate content is eliminated or limited to negligibly low levels by withholding introduction of chain terminator to the reaction mixture until the reaction of dihydroxy and carbonic acid derivative starting materials has run substantially to completion.
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Kao Che I.
Munjal Sarat
Foelak Morton
Mosley Terressa M.
The Dow Chemical Company
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