Method of manufacturing a top coat
US5231524A · kind A · utility
6Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 1992 |
| Grant date | Jul 27, 1993 |
| Priority date | — |
| Expiry date | Aug 4, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133519
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A top coat comprising an acrylic resin is provided on a substrate by means of printing techniques. Various compositions of the starting material (difunctional, trifunctional and tetrafunctional acrylates and possible additives) are described. The resultant top coat is hard and has slanting portions at its edges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.