Coating of substrates
US5183696A · kind A · utility
28Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 17, 1990 |
| Grant date | Feb 2, 1993 |
| Priority date | — |
| Expiry date | May 17, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2848
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a substrate forming a web of primary labels. One side has a silicone release coating and the other side has pressure sensitive adhesive so that the web can be wound into roll form without the use of a carrier sheet. In order to enable overprinting or secondary labels to be anchored to the primary labels a keying coating is applied over the silicone release coating, said keying coating comprising basically a silicone low tack pressure sensitive adhesive mixed with an organic solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.