公开(公告)号：DE3644464A1

公开(公告)日：1988-07-07

申请号：DE3644464

申请日：1986-12-24

Applicant: BASF AG

Inventor： BOBBINK HENDRIKUS ,  FISCHER HERMANN DR ,  HEINZ GERHARD DR ,  MATTHIAS KLAUS DR ,  SEIBRING JOACHIM DR ,  STEGMAIER WOLFGANG DR

IPC: C08G65/40 ,  C08G75/23 ,  C08J3/12 ,  C08G65/46 ,  C08G75/12 ,  C08G67/00 ,  C08J3/14

Abstract: A process for producing particulate polymers from aromatic diols I and aromatic dihalogen compounds II by… A) generating a number of liquid streams from a solution of the polymers using a nozzle,… B) breaking up the liquid stream into drops of equal size,… C) precipitating the drops by introduction into a precipitation bath, and… D) removing the residual solvent and other impurities.