Ultraviolet protective coatings for application to heat sensitive record materials and other photodegradable printed matter
US5371058A · kind A · utility
12Cited by
13References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 1992 |
| Grant date | Dec 6, 1994 |
| Priority date | — |
| Expiry date | Jun 10, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31971
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Printing substrate materials (e.g., paper, cardboard, card stock, label stock, facsimile paper, thermally sensitive record materials, plastic film, et cetera . . . ) having at least one layer of an air dryable ultraviolet protective primer formed thereon. One or more layers of topcoat, such as a radiation curable topcoat, may be applied over top of the primer of the present invention to form a complete primer/topcoat system on the substrate material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.