Polyamide

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

Reexamination Certificate

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Details

C528S170000, C528S310000, C528S312000, C528S323000, C528S332000, C528S335000, C528S336000

Reexamination Certificate

active

06958381

ABSTRACT:
A process for preparing polyamides comprises polymerizing starting monomers in the presence of from 2.3 to 10 mmol, based on 1 mol of carboxamide group of the polyamide, of a chain regulator containing a nitrile group and a functional group capable of forming a carboxamide group.

REFERENCES:
patent: 4543407 (1985-09-01), Curatolo et al.
patent: 4734487 (1988-03-01), Curatolo et al.
patent: 5185427 (1993-02-01), Marks
patent: 5807972 (1998-09-01), Liedloff et al.
patent: 6201096 (2001-03-01), Marchildon et al.
patent: 6686465 (2004-02-01), Ohlbach et al.
patent: 6699960 (2004-03-01), Ohlbach et al.
patent: 6750318 (2004-06-01), Tanaka et al.
patent: 6774205 (2004-08-01), Bever et al.
patent: 99/46323 (1999-09-01), None

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