| 摘要 |
Pitch formation in paper mill pulp systems may be inhibited by treating such systems, at a point prior to where pitch deposits normally occur, with at least 0.5 ppm, based on the weight of the pulp, of a composition comprising: Ingredients % by weight Non-ionic surfactant 50-20 Anionic dispersant 45-15 Anionic Polymer having molecular weight less than 100,000 45-15
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