US 12,460,157 B2
Multipurpose acidic compositions and methods of use
Erik C. Olson, Saint Paul, MN (US); Hilina Emiru, Saint Paul, MN (US); Derrick Anderson, Saint Paul, MN (US); Kelly Anne Rightmire, Saint Paul, MN (US); and Timothy Meier, Saint Paul, MN (US)
Assigned to Ecolab USA Inc., Saint Paul, MN (US)
Filed by ECOLAB USA INC., Saint Paul, MN (US)
Filed on Mar. 12, 2021, as Appl. No. 17/249,793.
Prior Publication US 2022/0290071 A1, Sep. 15, 2022
Int. Cl. C11D 1/22 (2006.01); C11D 1/66 (2006.01); C11D 1/75 (2006.01); C11D 3/00 (2006.01); C11D 3/04 (2006.01); C11D 3/16 (2006.01); C11D 3/20 (2006.01); C11D 3/33 (2006.01); C11D 3/43 (2006.01)
CPC C11D 3/0047 (2013.01) [C11D 1/22 (2013.01); C11D 1/66 (2013.01); C11D 1/75 (2013.01); C11D 3/042 (2013.01); C11D 3/2075 (2013.01); C11D 3/2079 (2013.01); C11D 3/2082 (2013.01); C11D 3/33 (2013.01); C11D 3/43 (2013.01); C11D 2111/14 (2024.01)] 12 Claims
OG exemplary drawing
 
1. A multipurpose composition comprising:
from about 3 wt-% to about 10 wt-% of citric acid;
from about 1 wt-% to 2.5 wt-% of an alkylbenzene sulfonate anionic surfactant;
from 8 wt-% to about 15 wt-% of benzyl alcohol; and
from about 75 wt-% to about 90 wt-% water;
wherein the composition has a pH between about 2.5 and about 4,
wherein the composition does not comprise any of the following: a betaine surfactant, a sulfobetaine surfactant, an amine oxide surfactant, and an additional sanitizing agent.