Aluminium sheet with rough surface
US5998044A · kind A · utility
6Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 20, 1996 |
| Grant date | Dec 7, 1999 |
| Priority date | — |
| Expiry date | May 20, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31678
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Aluminium sheet suitable for use as a lithographic plate support has a surface that is uniformly rough by virtue of a rippled topography having an aspect ratio of at least 1.3 on a ale of 5-200 .mu.m and a superimposed pitted surface on a scale of 1-20 .mu.m.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.