Method for preparing fragrance products
US6689740B1 · kind B1 · utility
11Cited by
16References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 2000 |
| Grant date | Feb 10, 2004 |
| Priority date | — |
| Expiry date | Dec 8, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/046
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for reducing fragrance loss in a substrate. This process includes preparing a protected fragrance matrix that contains a perfume, an optional fixative and a solid absorbent. The process further includes combining a substrate conditioner with the fragrance matrix and a substrate. Products, especially fabric softener sheets, made from these processes are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.