Air freshener gel containing cellulose, hemicellulose, lignin
US10925991B2 · kind B2 · utility
0Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2016 |
| Grant date | Feb 23, 2021 |
| Priority date | — |
| Expiry date | Jul 29, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2209/21
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to the field of air freshener. It relates more particularly to a gel composition which allows for an effective and prolonged evaporation of an active volatile ingredient contained therein. The gel device of the present invention comprises an active volatile ingredient and a gelling agent essentially formed of cellulose, hemicellulose and pectin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.