Elastomer films containing at least one active chemical substance, process for their preparation and their applications
US5883155A · kind A · utility
7Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 1996 |
| Grant date | Mar 16, 1999 |
| Priority date | — |
| Expiry date | Nov 4, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S524/916
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Elastomer films in which active chemical substances, such as corrosion inhibitors, lubricants or biocides for medical use are uniformly dispersed in the form of gel inclusions, processes for preparation and applications of these films. The elastomer film contains at least one active chemical substance in the form of a phase which is dispersed in the elastomer, wherein the disperse phase is in the form of a gel, reversible or irreversible, as a function of temperature, and filled with an active chemical substance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.