Method relating to after-treatment of packaging material
US6165548A · kind A · utility
0Cited by
3References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 26, 1999 |
| Grant date | Dec 26, 2000 |
| Priority date | — |
| Expiry date | Apr 26, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M7/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a cost-effective manner of adding hydrophobic zeolite to packaging material for preventing or reducing the transmission of order-influencing and taste-influencing substances to the package contents, wherein a hydrophobic zeolite in powder form is added to the packaging material in conjunction with or immediately after applying printing ink and/or varnish to the packaging material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.