Coating barriers comprising ethyl cellulose
US4959219A · kind A · utility
62Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 15, 1988 |
| Grant date | Sep 25, 1990 |
| Priority date | — |
| Expiry date | Aug 15, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/585
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Coatings for individual ion exchange resin particles comprised of (a) ethylcellulose and (b) corn oil or acetylated monoglycerides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.