Container for aerosol formulation
US6030682A · kind A · utility
20Cited by
5References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 20, 1997 |
| Grant date | Feb 29, 2000 |
| Priority date | — |
| Expiry date | Nov 20, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/215
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A container for aerosols which contains 1,1,1,2-tetrafluoroethane, 1,1,1,2,3,3,3-heptafluoropropane, or a mixture thereof as a propellant, wherein the container has at least one elastomeric sealing member comprising a thermoplastic copolymer of about 80 to about 95 mole percent ethylene and a total of about 5 to about 20 mole percent of one or more comonomers which may be 1-butene, 2-hexene, and 1-octene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.