| 发明名称 |
AQUEOUS SOLUTION COMPOSITION |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain an aqueous solution composition containing a chitosan derivative, which solves the problem of coloring with the lapse of time occurring when a base material such as paper is treated. <P>SOLUTION: The aqueous solution composition containes a water-soluble chitosan derivative, PVA, and/or a PVA derivative at least in an aqueous medium. <P>COPYRIGHT: (C)2003,JPO |
| 申请公布号 |
JP2003231788(A) |
申请公布日期 |
2003.08.19 |
| 申请号 |
JP20020033613 |
申请日期 |
2002.02.12 |
| 申请人 |
DAINICHISEIKA COLOR & CHEM MFG CO LTD |
发明人 |
TSUCHIDA SHINYA;KOBAYASHI MASAYUKI;YAMANAMI TAKANORI |
| 分类号 |
C08B37/08;C08G18/64;C08G59/40;C08K5/07;C08K5/29;C08L29/04;D06M13/11;D06M13/123;D06M13/322;D06M13/395;D06M15/03;D06M15/333 |
主分类号 |
C08B37/08 |
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