Polyamides

Details Polyamides Polyamides

2004-05-06

2008-07-01

Seidleck, James J. (Department: 1711)

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

Synthetic resins

From carboxylic acid or derivative thereof

C528S310000

Reexamination Certificate

active

07393913

ABSTRACT:
Polyamide whose main chain contains a chemically bound N-alkyllactam, and processes for preparing such a polyamide and fibers, films and moldings comprising such a polyamide.

REFERENCES:
patent: 3826785 (1974-07-01), Bruant
patent: 3975377 (1976-08-01), Poulain
patent: 4191819 (1980-03-01), Meyer et al.
patent: 2002/0123560 (2002-09-01), Audenaert et al.
patent: 175888 (1977-05-01), None
patent: 0602241 (1994-06-01), None
International Search Report No. PCT/EP2004/004816 dated Sep. 20, 2004, 2 pages.

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