Polyimide seamless belt for image forming apparatus
US9342007B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Aug 6, 2015 |
| Grant date | May 17, 2016 |
| Priority date | — |
| Expiry date | Aug 6, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/0571
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A polyimide seamless belt for an image forming apparatus, which contains: polyimide containing a segment derived from aromatic diamine, and a segment derived from aromatic tetracarboxylic acid; and two types of carbon black, which are high-structure carbon black capable of imparting high conductivity, and acidic carbon black, where the two types of the carbon black are dispersed in the polyimide seamless belt, wherein the polyimide seamless belt has surface resistivity of 108Ω/□ or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.