Composition suitable for use in cleaning panes of glass
US4242217A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 1979 |
| Grant date | Dec 30, 1980 |
| Priority date | — |
| Expiry date | Feb 12, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/0047
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a composition suitable for use in cleaning panes of glass consisting of a substantially homogeneous surfactant and binder containing blend, in the form of a hardened moulding, the blend containing: PA1 (a) at least one water-soluble alkali metal phosphate; PA1 (b) at least one anion-active and/or non-ionic surfactant; PA1 (c) at least one alkali metal silicate, with or without water admixed therewith; PA1 (d) at least one orthophosphoric acid mono- and/or dialkylester having 1 to 4 carbon atoms in its alkyl groups, or a specified type of product obtained by reacting phosphorus-V-oxide with a monohydric alcohol and an alkane polyol; with or without PA1 (e) a complex former and/or a solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.