A PROCESS FOR REMOVING LOW MOLECULAR WEIGHT EXTRACTSABLES FROM POLYAMIDE PARTICLES,OR POLYMER PARTICILES.
Application IN/PCT/2000/300/CHE published 2006-08-11, filed 2000-08-22
The present invention relates to a process for removing low molecular weight extractable from polyamide-6 particles, which comproses: contacting the particles with an aqueous extractant solution containing 5 to 95% by weight of aminonitriles, based on the total weight of the aqueous solution.
Applicant
BASF AKTIENGESELLSCHAFT,
D-67056 Ludwigshafen ,, GERMANY.
Inventor
International Info
Classification: C08G 69/04 , C08G 69/28 , C08G 69/46 .
Publication Number:
Priority Information
198 08 442.0 GERMANY. 1998-02-27