Aluminous press plate and process for producing same
US5723221A · kind A · utility
35Cited by
3References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 1996 |
| Grant date | Mar 3, 1998 |
| Priority date | — |
| Expiry date | Apr 26, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1259
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A press plate for decorative laminate production has an aluminum alloy core plate exhibiting a 0.2% compressive yield stress of not less than about 180 MPa at 140.degree. C., an aluminum cladding layer integrally bonded to opposing surfaces of the core plate, and a layer of aluminum oxide formed on the aluminous cladding which is substantially free of grain line effects.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.