Invention Grant
- Patent Title: Method to produce conductive transfer roller, transfer roller, and image forming apparatus having the same
- Patent Title (中): 制造导电性转印辊,转印辊及其成像装置的方法
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Application No.: US11955611Application Date: 2007-12-13
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Publication No.: US07897076B2Publication Date: 2011-03-01
- Inventor: Young-phil Ji
- Applicant: Young-phil Ji
- Applicant Address: KR Suwon-si
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-si
- Agency: Stanzione & Kim, LLP
- Priority: KR10-2007-0066247 20070702
- Main IPC: B25F5/02
- IPC: B25F5/02 ; B29C44/00 ; G03G15/14 ; G03G15/01 ; G03G5/00

Abstract:
A method to produce a conductive transfer roller, and the transfer roller. The method to produce the conductive transfer roller includes adding and mixing a conductive substance, an ionic conductive agent, a vulcanizing agent, and a blowing agent and at least one of elastic materials selected from a group consisting of EPMD (ethylene propylene) rubber, NBR (acrylonitrile butadiene) rubber, ECO (epichlorohydrin ethylene oxide) rubber, and CR (chloroprene rubber), extruding the compound, blowing the extruded material by passing it through a continuous mobile foaming device, pressing the foam onto a shaft and applying a secondary curing, and grinding the foam to a desired thickness.
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