Invention Grant
- Patent Title: Recording medium
- Patent Title (中): 录音媒体
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Application No.: US13368242Application Date: 2012-02-07
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Publication No.: US08741401B2Publication Date: 2014-06-03
- Inventor: Tetsuro Noguchi , Hisao Kamo , Yasuhiro Nito , Ryo Taguri , Isamu Oguri , Olivia Herlambang , Naoya Hatta , Shinya Yumoto
- Applicant: Tetsuro Noguchi , Hisao Kamo , Yasuhiro Nito , Ryo Taguri , Isamu Oguri , Olivia Herlambang , Naoya Hatta , Shinya Yumoto
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc., IP Division
- Priority: JP2011-027543 20110210
- Main IPC: B41M5/00
- IPC: B41M5/00 ; B41M5/50 ; B41M5/52

Abstract:
A recording medium includes a support; and an ink-receiving layer, the ink-receiving layer having a lower layer and an upper layer, in which the lower layer contains fine inorganic particles, polyvinyl alcohol, and boric acid, the fine inorganic particles including at least one compound selected from alumina, hydrated alumina, and vapor-phase-process silica, in which the upper layer contains fine inorganic particles, polyvinyl alcohol, and boric acid, the fine inorganic particles including at least one compound selected from alumina and hydrated alumina, in which the lower layer has a boric acid content of 2.0% by mass to 7.0% by mass with respect to polyvinyl alcohol, and in which the upper layer has a boric acid content of 10.0% by mass to 30.0% by mass with respect to polyvinyl alcohol.
Public/Granted literature
- US20120207949A1 RECORDING MEDIUM Public/Granted day:2012-08-16
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