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1)  diamine chain extender
二胺扩链剂
1.
The effect of diamine chain extender 4,4\'-methylenedianiline (MDA) on structure and properties of nylon 6-polyurethane block copolymer were studied.
研究二胺扩链剂二氨基二苯甲烷(MDA)对尼龙6-聚氨酯(Nylon6-PU)嵌段共聚物结构与性能的影响。
2)  diol chain-extension agent
二醇扩链剂
1.
The diol chain-extension agent is an important factor influencing the physical performance of TPU.
二醇扩链剂是影响TPU物理性能的一个重要因素。
3)  Diacetyl ethylenediamine (DAED)
酰胺扩链剂(DAED)
4)  glycol chain extender
扩链剂乙二醇
1.
Polyurethane microcelluar elastomer are made from high activity polyether polyatomic phenol,polyisocyanate,glycol chain extender,catalysts and all components are first mixed evenly in high-speed agitation,then the mixture is poured into the mold one time,the effect of glycol use level on the process and properties of polyurethane microcelluar elastomers was studied.
结果表明,随着扩链剂乙二醇量的增加,聚合反应体系乳白时间和凝胶时间逐渐缩短,聚氨酯微孔弹性体材料密度略有增加,拉伸强度和硬度明显提高,断裂伸长率明显下降。
5)  chain-extender
扩链剂
1.
Effect of glycol-chain-extender on polyether-polyurethane elastomer properties;
二醇扩链剂对聚醚聚氨酯弹性体性能的影响
2.
Influence of Chain-extension Method and Chain-extender Content on Property of PU/PVC Composite Resin;
扩链方式及扩链剂用量对PU/PVC复合树脂性能的影响
3.
The pre-polyurethane was synthesized with hexamethylene diisocyanate(HDI) and polypropylene oxide glycol(PPG) as materials and dimethylolpropionic acid(DMPA) as hydrophilic chain-extender,then chain-extended by different chain-extenders,emulsified in water to prepare WPU emulsion,then cross linked with crosslinking agent to form WPU film.
以六亚甲基二异氰酸酯(HD I)和聚环氧丙烷醚二醇(PPG)为主要原料,二羟甲基丙酸(DMPA)为亲水性扩链剂合成了聚氨酯预聚体,再经过不同小分子扩链剂扩链、乳化制备水性聚氨酯(WPU)乳液,然后与自制交联剂HM交联成膜。
6)  chain extender
扩链剂
1.
Application of chain extender in PVC resin production;
扩链剂在PVC树脂生产中的应用
2.
Effects of different chain extenders on polyurea viscosity and polymer state;
不同扩链剂对聚脲黏度和聚合状态的影响
3.
Study on preparation of waterborne polyurethane with sulfonic type hydrophilicm onomer as chain extender;
采用磺酸型亲水单体作为扩链剂制备水性聚氨酯的研究
补充资料:二胺
分子式:(NH4)2HPO4
分子量:132.06
CAS号:

密度:1.619
熔点:155(分解)℃
折射率:1.53
性状:白色晶体或粉末。
溶解情况:易溶于水,不溶于乙醇。
用途:用作肥料和木材、纸张、织物的防火剂,也用于医药、制糖、饲料添加剂,制酵母等方面。
制备或来源:由氨水与磷酸作用而制得。
备注:在空气中逐渐失去氨而变为磷酸二氢铵。水溶性速效肥料,是用于各种土壤和多种作物,作种肥、基肥、追肥均可,不要与草木灰、石灰氮、石灰等碱性肥料混施,以免降低肥效。
包装及贮运:编织袋内衬塑料薄膜袋,缝纫封口。注意防潮、防水、防破袋。
类别:复合肥


说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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