发明名称 |
HYDROPHOBIC POLYELECTROLYTE COAGULANTS FOR THE CONTROL OF PITCH IN PULP AND PAPER SYSTEMS |
摘要 |
A method for controlling pitch in papermaking systems which comprises the step of adding a hydrophobic polyelectrolyte copolymer coagulant to pulp and paper process water. The hydrophobic polyelectrolyte copolymer coagulant comprises diallyldimethylammonium chloride and a hydrophobic monomer selected from the group consisting of: quaternized dimethylaminoethylacrylates and quaternized dimethylaminoethylmethacrylates.
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申请公布号 |
CA2100414(C) |
申请公布日期 |
2007.07.03 |
申请号 |
CA19932100414 |
申请日期 |
1993.07.13 |
申请人 |
NALCO CHEMICAL COMPANY |
发明人 |
FINCK, MARTHA R.;GREER, CAROL S.;RAMESH, MANIAN |
分类号 |
D21H21/02;D21H17/41 |
主分类号 |
D21H21/02 |
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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