Porous biaxially oriented high density polyethylene film with hydrophilic properties
US6828013B2 · kind B2 · utility
2Cited by
38References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2000 |
| Grant date | Dec 7, 2004 |
| Priority date | — |
| Expiry date | Nov 30, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31938
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention relates to a biaxially oriented film having a water wettable surface, the film containing a water wettable porous high density polyethylene (HDPE) surface layer. The water wettable surface layer contains porous HDPE and a silicone glycol coating impregnated in the pore of the HDPE surface layer. The biaxially oriented water wettable film is useful for ink jet printing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.