Interlayer film for laminated glass, and laminated glass
US11453194B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2015 |
| Grant date | Sep 27, 2022 |
| Priority date | — |
| Expiry date | Jul 14, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2307/538
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention aims to provide an interlayer film for a laminated glass capable of exhibiting high deaeration properties in a vacuum deaeration method and enabling production of a highly transparent laminated glass, and a laminated glass including the interlayer film for a laminated glass. The present invention relates to an interlayer film for a laminated glass, having a large number of recesses on at least one surface, the recesses each having a groove shape with a continuous bottom and being regularly adjacent and parallel to each other, the recesses each having a radius of rotation R of a bottom of the groove shape with a continuous bottom of 45 μm or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.