Liquid crystal compositions comprising an abrasive and magnesium sulfate heptahydrate
US6337312B1 · kind B1 · utility
0Cited by
8References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 2001 |
| Grant date | Jan 8, 2002 |
| Priority date | — |
| Expiry date | May 11, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/72
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention relates to a liquid crystal composition comprising an ethoxylated nonionic surfactant, an ethoxylated alkyl ether sulfate surfactant, a sulfonate surfactant, a magnesium inorganic salt, an abrasive and water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.