Methacrylic resin composition, molded article, film, and polarizing plate
US10633497B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 16, 2015 |
| Grant date | Apr 28, 2020 |
| Priority date | — |
| Expiry date | Sep 21, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/305
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A methacrylic resin composition that has high transparency and a small phase difference in the thickness direction, and is easily stretched is provided. A methacrylic resin composition according to the present invention includes a methacrylic resin and a polycarbonate resin, in which the polycarbonate resin has a viscosity-average molecular weight larger than 15,000 and smaller than 32,000, a content of the polycarbonate resin based on 100 pts.mass of the methacrylic resin is no less than 1 pts.mass and no greater than 4 pts.mass, and a total amount of the methacrylic resin and the polycarbonate resin based on the methacrylic resin composition is 80 to 100 mass %.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.