Aromatic condensation polyamides with pendant ester and amide gr

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof

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528184, 528310, G08G 6932, G08G 6912

Patent

active

052928560

ABSTRACT:
High molecular weight polyamides having benzidine linkages are prepared using certain substituted benzidine monomers.

REFERENCES:
patent: 3386965 (1968-06-01), Huffman et al.
patent: 4837299 (1989-06-01), Peters et al.
patent: 5026819 (1991-06-01), Irwin
patent: 5189141 (1993-02-01), Irwin
patent: 5202410 (1993-04-01), Irwin
"Aromatic Copolyamides Containing Pendant Carboxyl Groups", Hinderer et al, Applied Polymer Symp., No. 21, 1-9 (1973).
Macromolecules 1985, 18, pp. 1058-1068.

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