发明名称 |
Process for the delignification and acid bleaching of cellulose with oxygen and hydrogen peroxide |
摘要 |
A process for the delignification and bleaching of cellulose with oxygen and hydrogen peroxide, in which in a given case the delignification is carried out with oxygen in the presence of MgO, and the cellulose subsequently is bleached simultaneously with hydrogen peroxide and oxygen at a pH<5.
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申请公布号 |
US4626319(A) |
申请公布日期 |
1986.12.02 |
申请号 |
US19850757242 |
申请日期 |
1985.07.22 |
申请人 |
DEGUSSA AKTIENGESELLSCHAFT |
发明人 |
KRUEGER, HORST;SUESS, HANS-ULRICH;ARNOLD, GERHARD;ANSPACH, SIGRID;SCHWARTZKOPFF, URSULA;JELITTO, HANS |
分类号 |
D21C9/10;(IPC1-7):D21C9/16 |
主分类号 |
D21C9/10 |
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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