Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
Inventor
active
Polyamide containing 4,4'-diamino-2,2', 6,6'-tetramethylbiphenyl
Polyamides and copolyamides containing 2,2',4,4',6,6'-hexamethyl
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Profile ID: LFUS-PAI-P-1312659