Ceramic coating on metal
US4950627A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 1989 |
| Grant date | Aug 21, 1990 |
| Priority date | — |
| Expiry date | Jul 19, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1317
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention relates to a composition for forming a heat-insulating ceramic coating on a metal, said composition comprising, in % by weight: PA1 10-50% of potassium silicate PA1 10-50% of silica PA1 5-40% of inorganic filler PA1 1-25% of ceramic fibres PA1 2-40% of water PA1 2-20% of hollow microparticles PA1 0-5% of surface active agent. The invention also relates to a method for preparing a composition having the above-mentioned components. Furthermore, the invention relates to the use of the composition comprising the above-mentioned components, for application to internal combustion engine exhaust pipes. Finally, the invention relates to internal combustion engine exhaust pipes coated with layers of the above-mentioned composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.