Boiler Water Treatment Chemicals: Complete Guide
Boiler Water Treatment Chemicals: The Complete Guide to Scale, Corrosion, and Oxygen Control Boiler water treatment chemicals are the frontline […]
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Boiler Water Treatment Chemicals: The Complete Guide to Scale, Corrosion, and Oxygen Control Boiler water treatment chemicals are the frontline […]
Cooling Tower Water Treatment Chemicals: The Complete Guide for Industrial Operators Cooling towers are the unsung workhorses of industrial facilities,
Defoamer and Antifoam for Water Treatment: The Complete Selection and Application Guide Foam is one of the most persistent operational
Ferric Chloride (FeCl3) for Water Treatment: The Complete Coagulant Guide Ferric chloride is one of the most effective and widely
Aluminum Sulfate (Alum) for Water Treatment: The Complete Coagulant Guide Aluminum sulfate — commonly known as alum — is one
Polyaluminium Ferric Chloride (PAFC): The Complete Water Treatment Coagulant Guide Coagulation is the cornerstone of nearly every modern water and
Polymeric Ferric Sulfate (PFS): Complete Guide to PFS Water Treatment Coagulant Water treatment professionals worldwide rely on inorganic polymer coagulants
Water Treatment Chemicals Market Statistics 2026: Global Size, Growth & Regional Analysis Last Updated: August 13, 2026 | Published by:
聚丙烯酰胺(PAM)水处理完全指南:类型、选型与应用 聚丙烯酰胺(Polyacrylamide,简称PAM)是水处理行业最重要的有机高分子絮凝剂之一。作为一种Polyacrylamide絮凝剂,PAM凭借其卓越的絮凝性能、广泛的适用性和经济性,在市政污水、工业废水、饮用水预处理等领域得到广泛应用。本文将全面介绍PAM的分类、选型原则、投加方法及注意事项。 什么是聚丙烯酰胺(PAM)? 聚丙烯酰胺是由丙烯酰胺单体聚合而成的线性高分子聚合物,化学式为 (C₃H₅NO)ₙ。其分子量通常在300万至2500万道尔顿之间,是水处理中分子量最高的有机絮凝剂。 PAM的絮凝原理主要基于两种作用机制: 电中和作用:带电荷的PAM分子与水中带相反电荷的悬浮颗粒中和,降低颗粒间的排斥力 吸附架桥作用:长链PAM分子吸附多个悬浮颗粒,形成大絮体,加速沉降 在实际应用中,PAM常与无机混凝剂如 PAC(聚合氯化铝)配合使用,形成”混凝+絮凝”的双药剂体系,达到最佳处理效果。 PAM的分类:阴离子、阳离子、非离子 根据分子链上所带电荷的不同,PAM分为三种类型: 阴离子聚丙烯酰胺(APAM) 阴离子PAM分子链上带有负电荷基团(通常为羧基),适用于处理带正电荷或中性悬浮颗粒的废水。 典型应用:选矿废水、洗砂废水、钢铁废水、电镀废水 分子量范围:800万-2500万 电荷密度:10%-40%(可调) 溶解时间:60-90分钟 阳离子聚丙烯酰胺(CPAM) 阳离子PAM分子链上带有正电荷基团,特别适合处理带负电荷的有机物悬浮液。
Coal-Based Activated Carbon for Water Treatment: The Complete Guide Coal based activated carbon is one of the most widely used