Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1996-02-28
1997-12-09
Acquah, Samuel A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
528274, 528275, 528297, 528300, 528301, 528306, 528307, 525 11, 525 41, 525 42, 525 43, 525445, 524745, 522 6, C08G 6342
Patent
active
056962258
ABSTRACT:
A process for making high-performance polyetherester resins and thermosets is disclosed. A polyether polyol reacts with a dicarboxylic acid or anhydride in the presence of an insertion catalyst to produce an acid-terminated polyetherester resin. Reaction of this resin reacts with a primary diol or a diepoxy compound gives a chain-extended polyetherester resin that can be cured with a vinyl monomer to produce a high-performance polyetherester thermoset. Properties of the thermosets rival or exceed those of more expensive high-performance iso and vinyl ester resins.
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patent: 5436314 (1995-07-01), Yang et al.
Cai Gangfeng
Klang Jeffrey A.
Yang Lau S.
Acquah Samuel A.
Arco Chemical Technology L.P.
Schuchardt Jonathan L.
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