Separator roll, method for producing separator roll, and label checking method
US10418665B2 · kind B2 · utility
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1References
9Claims
0Family size
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Key dates
| Filing date | Aug 30, 2017 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Mar 24, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A separator roll in accordance with an embodiment of the present invention includes a core, a heat-resistant separator wound around the core and in contact with an outer peripheral surface thereof, and a multilayer label attached to an outer layer surface of the heat-resistant separator, the multilayer label including a first film base and a second film base detachable from the first film base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.