发明名称 |
Hjälpmedel för kokning av lignocellulosamaterial och förfarande för tillverkning av massa |
摘要 |
A digestion assistant for lignocelluloses, containing one or more members selected from among nonionic surfactants represented by general formula (1): wherein R<1> is branched C4-C24 alkyl, m is such integers of 1 or above as to give an average of 4 to 20; A<1> is C3-C4 alkylene; and n is such integers of 0 or above as to give an average of 0 to 15, with the proviso that when the average of n is 1 to 5, the moiety in square brackets takes a random or block bonding mode. |
申请公布号 |
SE525464(C2) |
申请公布日期 |
2005.02.22 |
申请号 |
SE20010004407 |
申请日期 |
2001.12.21 |
申请人 |
OJI PAPER CO LTD;SANYO CHEMICAL INDUSTRIES LTD |
发明人 |
KENICHIRO YANO;HIROAKI MAEDA |
分类号 |
D21C3/00;D21C3/02;D21C3/06;D21C3/22;(IPC1-7):D21C3/02 |
主分类号 |
D21C3/00 |
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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