Shelf-life extender for food use
US5985303A · kind A · utility
Inventors
Key dates
| Filing date | Aug 2, 1996 |
| Grant date | Nov 16, 1999 |
| Priority date | — |
| Expiry date | Aug 2, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N47/46
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a shelf-life extender for upholding the freshness of food, such as meat, vegetables, fruits, etc., in retail packages or in a refrigerator for an extended period of time. An isothiocyanic acid compound is supported on a matrix such as a natural mucilaginous polysaccharide or a solid organic acid and the supported compound is packaged in synthetic resin film or nonwoven fabric. The invention further provides an aqueous gel composition comprising a specified surfactant, an isothiocyanic acid compound, and a gelling agent and a hydrophobic gel composition comprising a specified hydrophobic dispersion medium, an isothiocyanic acid compound, and a gelling agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.