发明名称 |
Process for producing a pulp |
摘要 |
The invention relates to a process for producing a dissolving pulp from a cellulosic starting material using the kraft process, comprising the step of cooking the starting material with a cooking liquor. The process according to the invention characterized in that the starting material is exposed to a steam treatment prior to cooking and that the pulp obtained by cooking is subjected to cold caustic extraction (CCE) in the course of further processing.
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申请公布号 |
US8500956(B2) |
申请公布日期 |
2013.08.06 |
申请号 |
US20070300024 |
申请日期 |
2007.05.09 |
申请人 |
SIXTA HERBERT;PROMBERGER ANDREA;BORGARDS ANDREA;MOESLINGER ROLAND;LENZING AKTIENGESELLSCHAFT |
发明人 |
SIXTA HERBERT;PROMBERGER ANDREA;BORGARDS ANDREA;MOESLINGER ROLAND |
分类号 |
D21C9/00;C08B16/00;D21C1/02 |
主分类号 |
D21C9/00 |
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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