Proliferous copolymer of vinyl pyrrolidone and vinyl acetate
US6806334B2 · kind B2 · utility
0Cited by
11References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 16, 2003 |
| Grant date | Oct 19, 2004 |
| Priority date | — |
| Expiry date | Dec 7, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F226/10
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
What is described herein is an excipient for a pharmaceutical tablet which is a proliferous copolymer of vinyl pyrrolidone and vinyl acetate, to provide the tablet with rapid dissolution and disintegration properties, and, also reduced hygroscopicity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.