Cover film for testing, testing member including cover film, and method of manufacturing cover film for testing
US10788414B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2018 |
| Grant date | Sep 29, 2020 |
| Priority date | — |
| Expiry date | Mar 19, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2021/0346
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A cover film for testing which can be well fixed to a substrate having a groove and with which a material that constitutes an adhesive layer does not invade into the groove and a specimen can be easily stored in the groove, providing a testing member including the cover film for testing, and providing a method of manufacturing the cover film for testing.The cover film for testing comprises a base material, a hydrophilic coating layer laminated on a surface of the base material, and an adhesive layer partially laminated on a surface of the hydrophilic coating layer opposite to the base material, whereby the cover film for testing has a region in which the adhesive layer is absent and the hydrophilic coating layer is exposed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.