| 发明名称 |
Recording sheet with improved optical properties |
| 摘要 |
<p>A composition is provided, which comprises a water-soluble salt of a divalent metal; a complexing agent having an affinity for the divalent metal; and an optical brightening agent. Methods of using the composition, and recording sheets which include the composition, are also disclosed.</p> |
| 申请公布号 |
EP2787120(A1) |
申请公布日期 |
2014.10.08 |
| 申请号 |
EP20140000856 |
申请日期 |
2009.05.12 |
| 申请人 |
INTERNATIONAL PAPER COMPANY |
发明人 |
TAN, ZHENG;YANG, SEN;WAN, JINGXIU;SKAGGS, BENNY J.;LIGUZINSKI, BENJAMIN THOMAS |
| 分类号 |
D21H21/30 |
主分类号 |
D21H21/30 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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