UV blocking film and composition comprising microfibrillated cellulose, a method for producing said film and use of the composition
US10752741B2 · kind B2 · utility
1Cited by
2References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 15, 2017 |
| Grant date | Aug 25, 2020 |
| Priority date | — |
| Expiry date | Jun 15, 2037 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H21/143
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to an UV blocking film comprising microfibrillated cellulose wherein at least part of the microfibrillated cellulose is microfibrillated cellulose produced from non-chemical modified lignocellulosic material. The invention also relates to a method for producing the film, use of said film as well as a composition having UV blocking properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.