发明名称 |
Chlorine-free multifunctional resins for paper finishing |
摘要 |
The invention relates to a new process for the preparation of cellulose-containing material provided with a dry-strength and wet-strength finish and/or sized, characterized in that the cellulose-containing material is treated with a water-dispersible polyisocyanate mixture (I), which contains tertiary amino and/or ammonium groups, optionally polyether units and optionally hydrophobic groups.
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申请公布号 |
US5503714(A) |
申请公布日期 |
1996.04.02 |
申请号 |
US19930100024 |
申请日期 |
1993.07.30 |
申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
REINERS, JUERGEN;LAAS, HANS-JOSEF;KOENIG, JOACHIM;REIFF, HELMUT;PROBST, JOACHIM;BOEMER, BRUNO;HALPAAP, REINHARD;PUCHNER, FRITZ;TRAEUBEL, HARRO |
分类号 |
C09D175/08;C08G18/00;C08G18/70;C08G18/80;D21H17/07;D21H17/08;D21H17/53;D21H19/00;D21H19/24;D21H21/18;D21H21/20;(IPC1-7):D21H21/18 |
主分类号 |
C09D175/08 |
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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