Coating film, and granules and tablets each utilizing same
US9439865B2 · kind B2 · utility
0Cited by
2References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2014 |
| Grant date | Sep 13, 2016 |
| Priority date | — |
| Expiry date | Dec 5, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D133/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A coating film comprising ethyl cellulose as a component A and an (ethyl acrylate)-(methyl methacrylate) copolymer or a plasticized vinyl acetate polymer as a component B, and having a tensile elongation of 150% or more and a tensile strength of 9 N or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.