Method and system for removing residual water from excess washcoat by ultrafiltration
US7368057B2 · kind B2 · utility
0Cited by
32References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 15, 2006 |
| Grant date | May 6, 2008 |
| Priority date | — |
| Expiry date | Sep 15, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D61/145
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A washcoat coating composition is disclosed that includes at least one water insoluble organic solvent and at least one polymer, such as an epoxy acrylic copolymer. A method of removing residual water from a mixture of residual water and washcoat using ultrafiltration is also disclosed. A method of coating a metal article and a washcoat system for applying a washcoat to a metal article is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.