Premixed calcium phosphate cement pastes
US6793725B2 · kind B2 · utility
84Cited by
51References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 2002 |
| Grant date | Sep 21, 2004 |
| Priority date | — |
| Expiry date | Mar 10, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/00836
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A bone or dental implant material in the form of a paste includes a mixture of calcium phosphate powders, that are capable of forming hydroxyapatite, with liquid glycerol and hydroxypropyl methylcellulose and Na2HPO4. The paste will harden upon exposure to water with the time to harden controlled by the choice and ratio of constituents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.