Film and method of preparing the same
US9260575B2 · kind B2 · utility
0Cited by
2References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 3, 2012 |
| Grant date | Feb 16, 2016 |
| Priority date | — |
| Expiry date | Aug 3, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2301/28
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A film and a method of preparing the same. The film includes cellulose ether and sodium chloride, wherein an amount of the sodium chloride is from about 0.25 wt % to about 0.6 wt % based on a total weight of the film, and the film has a light-transmission reduction ratio of about 15% or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.