Polysiloxanes containing pendant cyano substituted biphenyls as stationary phases for chromatographic columns
US5262052A · kind A · utility
11Cited by
1References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 9, 1992 |
| Grant date | Nov 16, 1993 |
| Priority date | — |
| Expiry date | Mar 9, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D15/3833
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A chromatographic column, which has for a stationary phase a polysiloxane containing pendant cyano-substituted biphenyls, is selective in the chromatographic separation of organic compounds including polycyclic aromatic hydrocarbon isomers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.