The graft copolymer of cationic starch and APAM with narrow molecular weight distribution was prepared and used for dry-strengthening agent.
用阳离子淀粉接枝窄相对分子质量阴离子聚丙烯酰胺制备干增强剂。
Multi-side-chain structure of cationic starch graft copolymer flocculants can improve flocculation effect markedly.
阳离子型改性淀粉接枝共聚物具有的多支链型结构可以明显提高絮凝剂的絮凝效果。
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