US 9,808,001 B1
Microbicidal composition
Usha Gandhi, Hatboro, PA (US); Christine McInnis, Blue Bell, PA (US); Kiran Pareek, Bensalem, PA (US); Paul O. Schook, Lake Zurich, IL (US); Nigel G. Watson, Chadds Ford, PA (US); Terry Michael Williams, Lower Gwynedd, PA (US); and Bei Yin, Phoenixville, PA (US)
Assigned to ROHM AND HAAS COMPANY, Philadelphia, PA (US); and DOW GLOBAL TECHNOLOGIES LLC, Midland, MI (US)
Filed by Dow Global Technologies LLC, Midland, MI (US); and Rohm and Haas Company, Collegeville, PA (US)
Filed on Jul. 28, 2017, as Appl. No. 15/662,457.
Application 15/662,457 is a division of application No. 15/026,136, previously published as PCT/US2014/058954, filed on Oct. 3, 2014.
Claims priority of provisional application 61/886,344, filed on Oct. 3, 2013.
Int. Cl. A61K 31/54 (2006.01); A01N 25/30 (2006.01); A01N 43/88 (2006.01); A01N 43/84 (2006.01); A01N 35/08 (2006.01)
CPC A01N 25/30 (2013.01) [A01N 35/08 (2013.01); A01N 43/84 (2013.01); A01N 43/88 (2013.01)] 2 Claims
 
1. A synergistic microbicidal composition comprising: (a) a nonionic surfactant with structure:
R2O(CH2CH(CH3)O)3(CH2CH2O)5H
where R2 is a mixture of C8-C14 linear alkyl groups; and (b) tetrahydro-3,5-dimethyl-2H-1,3,5-thiadiazine-2-thione; wherein a weight ratio of said nonionic surfactant to tetrahydro-3,5-dimethyl-2H-1,3,5-thiadiazine-2-thione is from 1:0.0024 to 1:0.4571.