Interlayer film for laminated glass, and laminated glass
US11945192B2 · kind B2 · utility
0Cited by
0References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2018 |
| Grant date | Apr 2, 2024 |
| Priority date | — |
| Expiry date | Dec 21, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/3163
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Provided is an interlayer film for laminated glass with which distortion in the appearance of the laminated glass can be significantly suppressed. The interlayer film for laminated glass according to the present invention has one end, and the other end being at the opposite side of the one end, the other end has a thickness that is larger than a thickness of the one end, the interlayer film as a whole has a wedge angle of 0.1 mrad or more, and the following absolute value A in all sections A located every 150 mm in the following measurement of partial wedge angles is 0.4 mrad or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.