Adhesive for polarizing plate, polarizing plate, method for producing same, optical film and image display
US7704572B2 · kind B2 · utility
3Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 2004 |
| Grant date | Apr 27, 2010 |
| Priority date | — |
| Expiry date | Jun 7, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2878
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An adhesive for polarizing plate used in order to provide a transparent protective film on at least one surface of a polarizer, comprising a crosslinking agent in the range of more than 30 parts by weight and 46 parts by weight or less relative to 100 parts by weight of a polyvinyl alcohol-based resin having an acetoacetyl group, is excellent in water resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.