发明名称 |
IMPROVED METHOD OF REMOVING HYDROPHILIC INK |
摘要 |
<p>The removal of inks, particularly hydrophilic flexographic inks, from a pulp fiber slurry is accomplished by use of a combination of (a) a non-ionic surfactant; (b) a fatty acid or salt thereof; and (c) a water-soluble cationic polymer having a molecular weight less than about 1,000,000 daltons, particularly a polymer derived from the reaction of epichlorohydrin and at least one diamine or the polymerization of aziridine.</p> |
申请公布号 |
CA2163513(A1) |
申请公布日期 |
1994.12.08 |
申请号 |
CA19942163513 |
申请日期 |
1994.05.27 |
申请人 |
HIGH POINT CHEMICAL CORPORATION |
发明人 |
ROBINSON, PETER;SKAAR, THOMAS;URUSHIBATA, HIDEAKI;WILLIAMS, STEPHEN |
分类号 |
D21C5/02;(IPC1-7):D21C5/02 |
主分类号 |
D21C5/02 |
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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