Lower preservation
US4349459A · kind A · utility
9Cited by
4References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 1981 |
| Grant date | Sep 14, 1982 |
| Priority date | — |
| Expiry date | Mar 13, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S47/11
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A relatively inexpensive solution for the single step preservation of fresh naturally colored blooms, comprising (in amounts per liter) PA1 600-700 ml tert-butyl alcohol PA1 200-250 ml 2-propanol PA1 3-30 g thiourea PA1 3-30 g citric acid PA1 3-30 g sodium citrate PA1 50-150 ml propionic acid PA1 0-250 ml phenol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.