Adsorbent for oral administration, and agent for treating or preventing renal or liver disease
US8920796B2 · kind B2 · utility
1Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 22, 2004 |
| Grant date | Dec 30, 2014 |
| Priority date | — |
| Expiry date | Nov 23, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P39/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An adsorbent for an oral administration, comprising a surface-modified spherical activated carbon wherein an average diameter is 0.01 to 1 mm, a specific surface area determined by a BET method is 700 m2/g or more, a volume of pores having a pore diameter of 7.5 to 15000 nm is from 0.25 mL/g to 1.0 mL/g, a total amount of acidic groups is 0.30 to 1.20 meq/g, and a total amount of basic groups is 0.20 to 0.7 meq/g, is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.