发明名称 |
Menetelmä ligniinin reaktiivisuuden lisäämiseksi |
摘要 |
The present invention relates to a method for increasing the reactivity of lignin, wherein the method comprises the following steps: a) forming, under heating at a temperature of 71-94° C., an aqueous dispersion comprising alkali and lignin, wherein the alkali comprises a hydroxide of an alkali metal; and b) heating the dispersion formed in step a) at a temperature of 50-95° C. for producing alkalated lignin. |
申请公布号 |
FI20135972(A) |
申请公布日期 |
2015.03.31 |
申请号 |
FI20130005972 |
申请日期 |
2013.09.30 |
申请人 |
UPM-KYMMENE CORPORATION |
发明人 |
PIETARINEN, SUVI;VALKONEN, SANNA;RINGENA, OKKO |
分类号 |
C08H7/00;C07G1/00;C08G8/20;C08L97/00;C09J161/12;C09J197/00 |
主分类号 |
C08H7/00 |
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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