Process for making partially aromatic polyamides containing 2-me

Details Process for making partially aromatic polyamides containing 2-me Process for making partially aromatic polyamides containing 2-me

1992-11-13

1993-12-14

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

528340, 528347, 528349, C08G 6928

Patent

active

052704378

ABSTRACT:
Polymers of aromatic diacids and 2-methylpentamethylenediamine are prepared in the presence of formic acid. The formic acid reduces the tendency of the 2-methylpentamethylenediamine to cyclize.

REFERENCES:
patent: 4219636 (1980-08-01), Nielinger et al.
patent: 5109106 (1992-04-01), Lahary et al.

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