Intermediate film for laminated glasses
US8304082B2 · kind B2 · utility
6Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2009 |
| Grant date | Nov 6, 2012 |
| Priority date | — |
| Expiry date | Jul 16, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention has its object to provide an interlayer film for a laminated glass, which is excellent in penetration resistance, moisture resistance, and sound insulation.The present invention relates to an interlayer film for a laminated glass, which comprises: a polyvinyl acetal resin; and a plasticizer, the plasticizer being represented by formula (1):wherein R1 represents a phenyl group, R2 represents an alkylene group having 2 to 4 carbon atoms, and n represents 4 to 6.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.