Invention Grant
- Patent Title: Thermal transfer sheet and protective layer transfer sheet
- Patent Title (中): 热转印片和保护层转印片
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Application No.: US11577810Application Date: 2005-10-25
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Publication No.: US07517833B2Publication Date: 2009-04-14
- Inventor: Daisuke Fukui , Kenichi Hirota , Sakie Iwaoka
- Applicant: Daisuke Fukui , Kenichi Hirota , Sakie Iwaoka
- Applicant Address: JP Tokyo
- Assignee: Dai Nippon Printing Co., Ltd.
- Current Assignee: Dai Nippon Printing Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: JP2004-309278 20041025; JP2005-105349 20050331; JP2005-105464 20050331
- International Application: PCT/JP2005/019608 WO 20051025
- International Announcement: WO2006/046566 WO 20060504
- Main IPC: B41M5/035
- IPC: B41M5/035 ; B41M5/50

Abstract:
It is an object of the present invention to provide a sheet having a good transferring property, that is, a thermal transfer sheet which has high transfer sensitivity and good adhesion between a base material and a dye layer, and has high transfer sensitivity, and can be used for high speed printing and attain printed substance having a high density and sharpness, a protective layer transfer sheet which has a good transferring property and produces extremely low static electricity in transferring, and a printed substance which is superior in an antistatic property, plasticizer resistance and transparency.The present invention pertains to a sheet including a base material, wherein said sheet is (I) a thermal transfer sheet formed by forming a base material, an under coat layer and a dye layer in this order, or (II) a protective layer transfer sheet including peelably a protection transfer layered body including a conductive layer in at least a part of the surface of a base material and said under coat layer and said conductive layer are formed by using colloidal inorganic pigment ultrafine particles.
Public/Granted literature
- US20080152847A1 Thermal Transfer Sheet and Protective Layer Transfer Sheet Public/Granted day:2008-06-26
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