US 11,806,650 B2
Hydrocarbon fluid-water separation
Bradly G. Hauser, Minneapolis, MN (US); Stephen K. Sontag, Plymouth, MN (US); Davis B. Moravec, Burnsville, MN (US); Stuti S. Rajgarhia, Woodbury, MN (US); Andrew J. Dallas, Lakeville, MN (US); Vijay K. Kapoor, Eagan, MN (US); Aflal Rahmathullah, Savage, MN (US); Charles S. Christ, Deephaven, MN (US); and Joseph M. Block, Carver, MN (US)
Assigned to DONALDSON COMPANY, INC., Minneapolis, MN (US)
Filed by Donaldson Company, Inc., Minneapolis, MN (US)
Filed on Nov. 18, 2021, as Appl. No. 17/530,087.
Application 17/530,087 is a continuation of application No. 16/425,371, filed on May 29, 2019, granted, now 11,207,623.
Application 16/425,371 is a continuation of application No. 15/678,840, filed on Aug. 16, 2017, granted, now 10,315,140, issued on Jun. 11, 2019.
Claims priority of provisional application 62/375,768, filed on Aug. 16, 2016.
Claims priority of provisional application 62/375,772, filed on Aug. 16, 2016.
Prior Publication US 2022/0152536 A1, May 19, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B01D 39/16 (2006.01); B01D 39/10 (2006.01); C01B 13/10 (2006.01); C07C 15/06 (2006.01); C08G 65/34 (2006.01); B01D 69/10 (2006.01); B01D 69/12 (2006.01); B01D 39/20 (2006.01); C01B 13/02 (2006.01)
CPC B01D 39/1623 (2013.01) [B01D 39/16 (2013.01); B01D 39/1607 (2013.01); B01D 39/1615 (2013.01); B01D 39/20 (2013.01); B01D 39/2003 (2013.01); B01D 69/10 (2013.01); B01D 69/12 (2013.01); C01B 13/10 (2013.01); C07C 15/06 (2013.01); C08G 65/34 (2013.01); B01D 2239/0421 (2013.01); B01D 2239/0428 (2013.01); B01D 2239/10 (2013.01); B01D 2239/1216 (2013.01); C01B 13/0214 (2013.01); C08F 2810/20 (2013.01); C08G 2650/20 (2013.01); Y10S 210/05 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A filter media comprising a substrate,
wherein the substrate comprises a surface having a roll off angle in a range of 40 degrees to 90 degrees and a contact angle in a range of 90 degrees to 180 degrees for a 50 μL water droplet when the surface is immersed in toluene; wherein the substrate comprises pores having an average diameter of at least 20 μm; and
wherein the surface comprises UV-treated resin.