发明名称 Melamine formaldehyde polymer for pitch control method
摘要 A method for inhibiting the deposition of pitch on and/or for removing pitch from the surfaces of pulping and papermaking machinery by adding an effective amount of a melamine formaldehyde-type polymer to a pulp slurry or furnish in contact with said machinery.
申请公布号 US5286347(A) 申请公布日期 1994.02.15
申请号 US19920878637 申请日期 1992.05.05
申请人 CALGON CORPORATION 发明人 RICHARDSON, PAUL F.
分类号 D21C9/08;D21H17/51;D21H21/02;(IPC1-7):D21C9/08 主分类号 D21C9/08
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