Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1990-12-14
1992-08-04
Anderson, Harold D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
524606, 528183, 528184, 528185, 528211, 528323, 5283291, 528331, C08G 6936
Patent
active
051360160
ABSTRACT:
Melt-processible aromatic polyamides are obtained by reacting certain N,N'-isophthaloyl bis(lactam) compounds with certain aromatic diamines.
REFERENCES:
patent: 3759877 (1973-09-01), Huhn et al.
patent: 3983306 (1976-09-01), Nielinger et al.
Synthesis of alpha-alkyl- or aryl-N-(omega-aminotetramethylene)-upsil on-valerolactams and corresponding bislactams, Arm. Khim. ZH. 1974, 27(10) 868-71.
Dunlap Beth E.
Singh Gurdial
Sitter Andrew J.
Teasley Mark F.
Anderson Harold D.
E. I. Du Pont de Nemours and Company
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