US Patent:
20100152077, Jun 17, 2010
Inventors:
Thomas D. Allston - Lima NY, US
Laura M. Herder - West Henrietta NY, US
Andreas Langner - Pittsford NY, US
Kenneth J. Reed - Rochester NY, US
Assignee:
Cerion Technology Inc. - Rochester NY
International Classification:
B01D 61/24
C09D 1/00
C09K 13/00
C10L 7/00
B01F 17/00
B01J 23/10
US Classification:
508165, 210644, 10628718, 106 3, 44265, 502304
Abstract:
A process for replacing the continuous phase of a nanoparticle dispersion with a less polar phase, includes filtering the dispersion through a semi-permeable membrane filter to remove the continuous phase, and introducing a less polar phase.