Cements
US4222920A · kind A · utility
11Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 1, 1978 |
| Grant date | Sep 16, 1980 |
| Priority date | — |
| Expiry date | May 1, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/936
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A cement-forming liquid suitable for use as a component of a poly(carboxylate) cement comprises an aqueous solution of a copolymer of acrylic acid, the copolymer having an average molecular weight of less than 20,000, and the solution having a viscosity of less than 50 poise.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.