1) hydrophilic segment
亲水链段
1.
The influence of hydrophilic segment chain length of the polyethylene (PEG) on contact angle,water-vapor permeability,water-absorbing capacity and mechanical properties of polyurethane film was investigated.
探讨了聚乙二醇(PEG)亲水链段的分子链长,对聚氨酯薄膜表面接触角、透气性、吸水率和力学性能的影响。
2.
The synthesis of the polyester-polyol poly-segment copolymers was studied , and a copolymer was synthesized and theoretically evaluated for its co-crystalline and hydrophilic segments and its structural characteristics by the modern analytic means such as IR, GPC and DSC.
合成了聚酯-聚醚多嵌段型共聚物,经共聚物的共晶链段和亲水链段的理论估算,合成了一种聚酯-聚醚型亲水抗静电剂。
2) hydrophobic segment
亲油链段
1.
The combined action of the special hydrophilic and hydrophobic segments helps to form a certain association network in the emulsion,which has greatly enhanced the thickening effect.
另外,增稠剂使用中内部和外部影响因素的变化如分子量的大小、亲水和亲油链段的选择、以及表面活性剂的加入都会影响到其增稠效果。
5) hydrophilic chain-extender
亲水扩链剂
1.
In the experiment,di-isocyanate,polyether diol and a hydrophilic chain-extender were used to synthesize aqueous urethane.
实验采用二异氰酸酯与聚醚二元醇、亲水扩链剂反应合成水性聚氨酯。
6) large hydrophobic domain
大亲水肽段
补充资料：基团亲水亲油平衡数
分子式：
CAS号：
性质： 若将表面活性剂之HLB值看作是构成该表面活性剂分子各基团贡献之总和，则各基团对HLB之贡献称为基团HLB数。根据基团HLB数计算表面活性剂的HLB值时要按照一定的经验公式进行。
CAS号：
性质： 若将表面活性剂之HLB值看作是构成该表面活性剂分子各基团贡献之总和，则各基团对HLB之贡献称为基团HLB数。根据基团HLB数计算表面活性剂的HLB值时要按照一定的经验公式进行。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条