UV cure basecoatings for medical devices
US11578286B2 · kind B2 · utility
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21Claims
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Assignee
Inventors
Key dates
| Filing date | May 18, 2022 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | May 18, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/025
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention concerns coating composition comprising hydrophobic polymer for use as a photoreactive basecoat for a medical device or implant comprising a polymer made from monomers comprising: (a) 1 to 12 mol % of at least one photoactive monomer that is a hydrogen atom abstracter and (b) 99 to 88 mol % of one or more of acrylamides, methacrylamides, acrylates, methacrylates, and N-vinylpyrrolidone; wherein the polymer has a glass transition temperature (Tg) of less than 40° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.