Matted film containing a matting agent consisting of an organic filler and an inorganic filler
US5316843A · kind A · utility
15Cited by
9References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 1990 |
| Grant date | May 31, 1994 |
| Priority date | — |
| Expiry date | Nov 20, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31638
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A matted film is disclosed which includes a synthetic resin film, and a mat layer provided over at least one surface of the film and containing a matting agent which is a mixture of 50-95% by weight of an organic filler having an average particle size of 10 .mu.m or less and 5-50% by weight of an inorganic filler having an average particle size of 10 .mu.m and selected from sericite, calcined sericite, kaolin minerals, calcined kaolin minerals, pyrophyllite, calcined pyrophyllite and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.