Enzyme-containing detergent and presoak composition and methods of using
US9879206B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 20, 2014 |
| Grant date | Jan 30, 2018 |
| Priority date | — |
| Expiry date | Mar 20, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/0042
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A cleaning composition is provided including an alkalinity source, builder, surfactant, water, a reducing agent and amylase in the ratio of from about 1:1 to about 1:3 wherein the total amount of amylase in the composition is equal to or less than about 1.0 weight percent; and wherein the composition is substantially free of polyols, alkanolamine, phosphates, and boric acid. A method of presoaking soiled substrates is further provided. The method including the steps of providing presoak solution to a soiled substrate at a temperature of between about 65.5° C. up to about 80° C., the presoak solution including the provided composition; draining the presoak solution from the substrate; providing a detergent to a soiled substrate including the composition of the present invention; and removing or draining the detergent; and rinsing the substrate with water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.