发明申请
- 专利标题: RECORDING MEDIUM
- 专利标题(中): 记录媒体
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申请号: US12891700申请日: 2010-09-27
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公开(公告)号: US20110076518A1公开(公告)日: 2011-03-31
- 发明人: Tetsuro Noguchi , Hisao Kamo , Yasuhiro Nito , Ryo Taguri , Isamu Oguri , Olivia Herlambang
- 申请人: Tetsuro Noguchi , Hisao Kamo , Yasuhiro Nito , Ryo Taguri , Isamu Oguri , Olivia Herlambang
- 申请人地址: JP Tokyo
- 专利权人: CANON KABUSHIKI KAISHA
- 当前专利权人: CANON KABUSHIKI KAISHA
- 当前专利权人地址: JP Tokyo
- 优先权: JP2009-226926 20090930
- 主分类号: G11B5/706
- IPC分类号: G11B5/706
摘要:
The invention provides a recording medium having 2 or more ink receiving layers on a substrate, wherein an upper layer of the ink receiving layers, which is a layer most distant from the substrate, and a lower layer, which is a layer located just under the upper layer, contain at least one selected from alumina hydrate and alumina, an acid and a hydrophilic binder, the acid contained in the upper layer is a carboxylic acid represented by the general formula [I], and the acid contained in the lower layer is a sulfonic acid represented by the general formula [II]. R1—COOH General formula [I] R2—SO3H General formula [II]
公开/授权文献
- US08431194B2 Recording medium 公开/授权日:2013-04-30