Thickened liquid, improved stability abrasive cleanser
US4842757A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 21, 1988 |
| Grant date | Jun 27, 1989 |
| Priority date | — |
| Expiry date | Jan 21, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3956
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a composition comprising and a method for making a thickened liquid abrasive cleanser with enhanced long-term phase stability, said cleanser comprising: PA0 (a) a colloidal aluminum oxide thickener having an average particle size, in dispersion, of no greater than 1 micron; PA0 (b) a fatty acid soap; PA0 (c) a bleach stable nonionic surfactant; PA0 (d) a buffer/electrolyte which interacts with the surfactants of (b) and (c) and the thickener of (a) to result in a plastic rheology; PA0 (e) a halogen bleach; PA0 (f) an abrasive having a particle size of between 1 and 400 microns; PA0 (g) a phase stabilizing amount of a C.sub.10-15 alkyl benzene sulfonate; and PA0 (h) the remainder, water and minor amounts of miscellaneous additives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.