Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1992-10-22
1993-09-07
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
252404, 528 98, 528125, 528126, 528128, 528219, 568730, C07C 3912
Patent
active
052430162
ABSTRACT:
Polymers and copolymers having high glass transition temperature and which are soluble in organic solvents are produced from highly hindered biphenols, in particular polyetherketones, polyethersulfones, polyesters and polyetherimides, as well as copolymers based on these polymers may be produced for a variety of applications.
Hay Allan S.
Kim Whan Gi
Dodson Shelley A.
Foelak Morton
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