Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1997-05-27
1998-06-09
Hampton-Hightower, P.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
528322, 528332, 528336, 528338, 528339, 528340, 528342, 528347, 528349, C08G 7310, C08G 6928
Patent
active
057635617
ABSTRACT:
Improved high temperature polyamides, and particularly partially aromatic polyamides, containing less than about 40 .mu.eq/g carboxylic acid endgroups, when stabilized with a copper-containing thermal stabilizer, the polyamides exhibit improved thermal oxidative stability.
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Amoco Corporation
Hampton-Hightower P.
Hensley Stephen L.
Nemo Thomas E.
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