Method employing drum chilling and apparatus therefor for producing fragrance-containing long lasting solid particle
US6051540A · kind A · utility
32Cited by
2References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1998 |
| Grant date | Apr 18, 2000 |
| Priority date | — |
| Expiry date | Nov 5, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D11/0082
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method and apparatus is disclosed for producing a fragrance-containing solid particle, capable of controllably releasing the fragrance to the environment in which the particle is contained for incorporation into laundry detergents, fabric softener compositions and drier-added fabric softener articles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.