Hard surface cleaner containing anionic surfactant
US6271191A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1999 |
| Grant date | Aug 7, 2001 |
| Priority date | — |
| Expiry date | Jun 30, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/722
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
There is provided a hard surface cleaning composition comprising: PA1 (a) a water soluble organic solvent; PA1 (b) an anionic surfactant which comprises the reaction product of maleic acid, fumaric acid, itaconic acid, or a mixture thereof and at least one selected poly(oxyalkylated) polyol or epoxy-capped poly(oxyalkylated) polyol in the presence of a peroxy-type free radical initiator to form a carboxylic group containing addition product,; and PA1 (c) a third component comprising a chelating agent or a nonionic surfactant selected from the group consisting of alcohol alkoxylates, alcohol block alkoxylates, polyoxyethylene polyoxypropylene block surfactants, and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.