Stable mildly acidic aqueous polishing cleanser and preparation thereof
US4532066A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 5, 1984 |
| Grant date | Jul 30, 1985 |
| Priority date | — |
| Expiry date | Mar 5, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F3/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A stable mildly acidic aqueous polishing cleanser for removing stains from hard surfaces comprising by weight from about 8 to 20% of a polishing agent having an average particle size of about 2 to 10 microns and a particle size distribution from about 1 to 40 microns, from about 1 to 5% of a nonionic surfactant, from about 1 to 2.25% of a thickening agent comprising smectite clay and xanthan gum in a ratio of about 2:1 respectively, from about 1.25 to 6.25% of an oxalate salt selected from ammonium bioxalate or a mixture of ammonium bioxalate and ammonium oxalate, and from about 68 to 89% of water, said cleanser having a pH of about 3.0 to 4.5. Preparation of the cleanser and its properties are given.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.