发明名称 Deacidification treatment of printed cellulosic materials
摘要 The invention provides for improvements in composition and methods for the preservation of cellulosic materials through use of solutions comprising organic multi-valent metal carbonates, C1-C4 alcohol having a moisture content of less than 100 ppm, and 86-99 weight percent of a solvent having a moisture content of less than 100 ppm.
申请公布号 US6676856(B1) 申请公布日期 2004.01.13
申请号 US20000582848 申请日期 2000.07.05
申请人 SMITH RICHARD DANIEL 发明人 SMITH RICHARD DANIEL
分类号 B41M7/00;D21H25/18;(IPC1-7):C09K3/00;B05D3/00;C09K15/32;C23C16/00;C23F11/04 主分类号 B41M7/00
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