Fixing film
US12346046B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Jul 20, 2022 |
| Grant date | Jul 1, 2025 |
| Priority date | — |
| Expiry date | Jul 20, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/2035
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A fixing film includes a cylindrical base layer, an elastic layer formed on an outer peripheral surface of the cylindrical base layer, and a separation layer formed on an outer peripheral surface of the elastic layer. The separation layer includes fluororesin, and a degree of orientation of the fluororesin is greater than or equal to 40% and smaller than or equal to 59%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.