Laminate and process for its production
US5871843A · kind A · utility
156Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 1997 |
| Grant date | Feb 16, 1999 |
| Priority date | — |
| Expiry date | Mar 26, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/266
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A laminate comprising a substrate and at least one layer formed on the substrate, in which the outermost layer as a surface layer has a plurality of micropores therein and, at its surface, a flat portion and fine craters, said flat portion having a surface roughness R.sub.a of at most 3 nm and an area ratio of at least 20%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.