Methods, apparatus, and chemical compositions for selectively coating fiber-based food containers
US11654600B2 · kind B2 · utility
0Cited by
29References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2019 |
| Grant date | May 23, 2023 |
| Priority date | — |
| Expiry date | Oct 11, 2040 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21J5/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Methods and apparatus for vacuum forming and subsequently applying topical coatings fiber-based food containers. The slurry includes an embedded moisture barrier and/or vapor barrier, and the topical coating comprises an oil barrier comprising acrylate, rice bran wax, pectin, and pea protein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.