High molecular weight aromatic polyesters and processes for thei

Details High molecular weight aromatic polyesters and processes for thei High molecular weight aromatic polyesters and processes for thei

1983-04-25

1984-11-13

Lee, Lester L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528125, 528126, 528128, 528173, 528179, 528180, 528181, 528182, 528190, 528191, 528193, 528194, C08G 6314, C08G 6318

Patent

active

044826940

ABSTRACT:
High molecular weight aromatic polyesters having a low content of end groups and a very slight inherent color can be obtained according to the phase interfacial process wherein particular amines and a slight alkali excess are used.

REFERENCES:
patent: 3702838 (1972-11-01), Wilson

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