US 11,871,744 B2
Synergistic disinfectant compositions having enhanced antimicrobial efficacy and stability, and methods of using the same
Farida H. Tinwala, Mumbai (IN); Xiaobao Li, Charlotte, NC (US); Decio R. Silva, Jr., Amsterdam (NL); Yogaraj Nabar, Mumbai (IN); and Arnoud Ubald Maria Gengler, De Uijk (NL)
Assigned to Diversey, Inc., Fort Mill, SC (US)
Filed by Diversey, Inc., Fort Mill, SC (US)
Filed on Nov. 1, 2022, as Appl. No. 17/978,383.
Application 17/978,383 is a division of application No. 17/714,178, filed on Apr. 6, 2022, granted, now 11,758,906.
Application 17/714,178 is a continuation of application No. 16/762,611, granted, now 11,330,819, issued on May 17, 2022, previously published as PCT/US2019/066283, filed on Dec. 13, 2019.
Claims priority of provisional application 62/786,176, filed on Dec. 28, 2018.
Claims priority of provisional application 62/923,650, filed on Oct. 21, 2019.
Prior Publication US 2023/0082677 A1, Mar. 16, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A01N 37/20 (2006.01); A01N 25/34 (2006.01); A01N 31/02 (2006.01); A01N 37/02 (2006.01); A01N 41/04 (2006.01); A01N 59/00 (2006.01)
CPC A01N 37/20 (2013.01) [A01N 25/34 (2013.01); A01N 31/02 (2013.01); A01N 37/02 (2013.01); A01N 41/04 (2013.01); A01N 59/00 (2013.01)] 18 Claims
 
1. A synergistic disinfectant composition, comprising:
amino acid based surfactant chosen from sodium sarcosinate of C10-24 fatty acid, sodium glycinate salt of C10-24 fatty acid, sodium glutamate of C10-24 fatty acid, or any combination thereof, in an amount of from about 0.1% to about 20.0% by weight;
C1-8 organic acid in an amount of from about 0.1% to about 25.0% by weight; and
hydrogen peroxide in an amount of at least 0.1% but less than 5.0% by weight, all based on total weight of the composition,
wherein the composition shows a synergistic antimicrobial effect between the amino acid based surfactant and the C1-8 organic acid.