发明申请
US20090014141A1 Papers for liquid electrophotographic printing and method for making same
审中-公开
液相电子照相印刷用纸及其制造方法
- 专利标题: Papers for liquid electrophotographic printing and method for making same
- 专利标题(中): 液相电子照相印刷用纸及其制造方法
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申请号: US12218348申请日: 2008-07-14
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公开(公告)号: US20090014141A1公开(公告)日: 2009-01-15
- 发明人: Yan C. Huang , David B. Shelmidine , Jeffery R. Becker , Ernie L. Morgan
- 申请人: Yan C. Huang , David B. Shelmidine , Jeffery R. Becker , Ernie L. Morgan
- 主分类号: D21H17/53
- IPC分类号: D21H17/53 ; C08L3/02
摘要:
The specification discloses papers suitable for liquid electrophotographic printing (“LEP”) and a method for making such papers. According to the method, a papermaking furnish containing cellulosic fibers is formed into a fibrous web on a papermaking machine and at least partially dried. The web is then treated with a sizing composition comprising starch, an acrylic acid polymer, a polyglycerol ester, and water. The treated web is dried and calendered to a final desired caliper. Since the sizing composition is an aqueous mixture, it may be applied to the web on-line during production of the paper on the papermaking machine, thereby avoiding the expense and inconvenience of conventional off-line methods used to make existing LEP papers. The resulting paper exhibits at least 80% and preferably above 90% toner adhesion as measured by the tape pull tests used for the assessment of papers printed by LEP.
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