Polymeric film having a coating layer of a phosphonic acid group containing polymer
US6759178B2 · kind B2 · utility
3Cited by
9References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 2002 |
| Grant date | Jul 6, 2004 |
| Priority date | — |
| Expiry date | Jul 31, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/111
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A printing plate includes a substantially free gelatin free polymeric film which includes a coating layer of a polymer having at least one -POXY pendant group, pendant carboxyl groups and further comprises a sulphonated monomer, salt or derivative.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.