发明名称 PITCH CONTROL
摘要 A method for the control of pitch in paper making machine dryer fabrics or equipment which are not in continuous contact with process water comprising applying to the fabrics or equipment, a water-soluble or waterdispersible cationic polymer and a water soluble or water dispersible anionic aromatic polymer.
申请公布号 CA2059256(A1) 申请公布日期 1993.07.14
申请号 CA19922059256 申请日期 1992.01.13
申请人 ASTON, DAVID A.;HOCHU, JOHN K.;GRACE DEARBORN INC 发明人 ASTON, DAVID A.;HOCHU, JOHN K.
分类号 D21F1/32;D21C9/08;D21F7/08;D21H21/02;(IPC1-7):D21F5/00;D21F7/12 主分类号 D21F1/32
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