Germicidal barriers
US5326841A · kind A · utility
13Cited by
39References
29Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 23, 1989 |
| Grant date | Jul 5, 1994 |
| Priority date | — |
| Expiry date | Jun 23, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B42/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed is an elastomeric article comprising the cross-linked, polymerized product of (i) a quaternary ammonium compound having the formula N.sup.+ R.sub.4 X.sup.- wherein at least one of the R groups is unsaturated alkyl and the remaining R groups alkyl or aryl and X is halogen or a small anion with (ii) a free-radical co-polymerizable compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.