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聚乙烯亚胺/聚乙醇胺/Polyethylenimine/PEI
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型号:Q0076

更新时间:2017-07-07  |  阅读:2082

详情介绍

 Description
Frequently Asked Questions Live Chat and Frequently Asked Questions are available for this Product.
Application Protein precipitant.1
  Detergents, adhesives, water treatment, printing inks, dyes, cosmetics, and paper industry, adhesion promoter, lamination primer, fixative agent, flocculant, cationic dispersant, stability enhancer, surface activator, chelating agent, scavenger for aldehydes and oxides.
Packaging 100, 250 g in poly btl
  18 kg in poly drum
  5 g in glass btl
Physical form Branched polymer

Properties
vapor pressure 9 mmHg ( 20 °C)
mol wt average Mn ~60,000 by GPC
  average Mw ~750,000 by LS
concentration 50 wt. % in H2O

中文名称: 聚乙烯亚氨
中文同义词: 氮丙啶均聚物;聚乙烯亚氨;聚乙烯亚胺,水溶液;聚乙烯亚胺-7;聚乙烯亚胺-10;聚乙烯亚胺-15;聚乙烯亚胺-30;聚乙烯亚胺-35
英文名称: POLYETHYLENEIMINE, BRANCHED
英文同义词: POLYETHYLENEIMINE, BRANCHED;Aziridine,homopolymer;Ethyleneimine,homopolymer;polyethylenimine(10,000);polyethylenimine(20,000);polyethylenimine(35,000);polyethylenimine(40,000);Ethylene imine polymer solution
CAS号: 9002-98-6
分子式: H(NHCH2CH2)nNH2
 

学性质  本品是一种无色高粘稠液体。溶于水,乙醇,有吸湿性,不溶于苯,丙酮。与pH值低于2.4的硫酸相遇均会产生沉淀。水溶液呈阳电荷,加入甲醛产生凝聚。
用途  用作未施胶的呼吸性纸的湿强剂,抄纸过程中的助留剂和打浆剂可降低纸浆的打浆度。提高纸张脱水能力。使纸干度提高1%~4%。生产能力提高5%~20%。
 

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