发明名称 |
A METHOD OF PRODUCING MECHANICAL PULP AND THE MECHANICAL PULP THUS PRODUCED |
摘要 |
A method of producing mechanical pulp, comprising impregnation of fiber material with an enzyme-containing aqueous liquid prior to defibration and refining of the fiber material to produce a mechanical pulp. According to the invention, said enzyme-containing aqueous liquid is a pectinase-containing aqueous liquid. The invention is also related to the mechanical pulp thus produced. |
申请公布号 |
EP1552052(A1) |
申请公布日期 |
2005.07.13 |
申请号 |
EP20030794378 |
申请日期 |
2003.08.21 |
申请人 |
STORA ENSO AKTIEBOLAG |
发明人 |
PENG, FRANK;FERRITSIUS, RITA;AENGSAS, ULF |
分类号 |
D21B1/16;D21B1/02;D21C1/02;D21C5/00 |
主分类号 |
D21B1/16 |
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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