Multi-layer coating protective film form
US4341841A · kind A · utility
44Cited by
10References
13Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 13, 1979 |
| Grant date | Jul 27, 1982 |
| Priority date | — |
| Expiry date | Nov 13, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31699
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An article with multi-layer protective coatings, comprising a substrate and two protective coating layers, in which said protective coating layers consist of a vacuum-coated ceramic layer and a resin layer, coated in any desired order.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.