两性淀粉是指既有阳离子取代基又有阴离子取代基的淀粉。
文章详细信息 关键词： 两性淀粉;;制备;;应用 [gap=326]Keywords: amphoteric starch;preparation;application
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Secondly, On the base of this kind of cation starch, through importing anion we can get a kind of amphoteric starch QAP which ratio of anion to cation is 1 to 2.
其次：在此基础上，引入阴离子基团，制备阴阳离子比R为0.5的两性淀粉QAP。
参考来源 - 两性淀粉絮凝剂QAP的制备及性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
两性淀粉作为一种重要的变性淀粉新品种，拥有良好的使用性能和广阔的应用前景。
Amphoteric starch is an important modified starch with excellent functional performance and a broad application future.
羧基型两性淀粉的糊液抗酸碱、剪切的能力较原淀粉明显提高，透明度及冻融稳定性较原淀粉也有显著提高。
Carboxylic amphoteric starch paste had better stability against acid and alkali, shearing and better freeze-thaw stability, higher clarity.
与商品两性及阳离子淀粉比较，改性PAM在提高纸张强度方面有很好的效果，尤其是在提高纸张耐折度方面显现出明显优势。
Compared with cationic and amphoteric starches, modified PAM has obvious advantages in strength improvement, especially in the folding strength of paper.
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