US 11,795,417 B2
Dissolvable sheet containing a cleaning active and method of making same
Kevin A. Tibbs, St. Louis, MO (US); Ala'a Al-Faraj, Riverview (CA); and Daniel Alberto Carbo Dabove, Moncton (CA)
Assigned to Dizolve Group Corporation, Moncton (CA); and Bissell Inc., Grand Rapids, MI (US)
Filed by Dizolve Group Corporation, Moncton (CA); and BISSELL Inc., Grand Rapids, MI (US)
Filed on Feb. 24, 2021, as Appl. No. 17/184,028.
Claims priority of provisional application 62/980,644, filed on Feb. 24, 2020.
Prior Publication US 2021/0261885 A1, Aug. 26, 2021
Int. Cl. C11D 17/06 (2006.01); C11D 1/04 (2006.01); C11D 1/14 (2006.01); C11D 1/83 (2006.01); C11D 1/75 (2006.01); C11D 1/90 (2006.01); C11D 1/94 (2006.01); C11D 3/20 (2006.01); C11D 3/22 (2006.01); C11D 3/33 (2006.01); C11D 3/37 (2006.01); C11D 3/386 (2006.01); C11D 3/34 (2006.01); C11D 3/50 (2006.01); C11D 11/00 (2006.01); C11D 17/04 (2006.01); C11D 1/66 (2006.01)
CPC C11D 3/3454 (2013.01) [C11D 1/83 (2013.01); C11D 1/94 (2013.01); C11D 3/2044 (2013.01); C11D 3/2079 (2013.01); C11D 3/3753 (2013.01); C11D 3/386 (2013.01); C11D 3/50 (2013.01); C11D 11/0017 (2013.01); C11D 17/044 (2013.01); C11D 1/04 (2013.01); C11D 1/143 (2013.01); C11D 1/662 (2013.01); C11D 1/75 (2013.01); C11D 1/90 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A laundry or dishwashing non-fibrous dissolvable sheet formed on a heated surface, comprising:
from about 12 wt-% to about 28 wt-% of polyvinyl alcohol (PVA);
from about 10 wt-% to about 30 wt-% of starch;
from about 10 wt-% to about 25 wt-% of potassium cocoate or alpha olefin sulfonate;
from about 5 wt-% to about 20 wt-% of glycerin;
from about 5 wt-% to about 40 wt-% of sodium laurylglucosides hydroxypropylsulfonate; and
from 0 wt-% to about 5 wt-% of one or more enzymes;
wherein said dissolvable sheet is free of sulfate and ethoxylate surfactants.