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1)  Ultrahigh molecular weight
超高聚合度
1.
Ultrahigh molecular weight poly(vinyl alcohol) fiber is of a very important high performance fiber, which has a high tensile strength and modulus and can find many potential applications in national defense, aerospace and construction industry.
超高聚合度聚乙烯醇纤6维具有强度高、模量高等许多优点,到目前为止,该种化学合成纤维产品只有日本生产销售。
2)  high degree of polymerization
高聚合度
1.
The optimum polymerization technique for the preparation PVAc with high degree of polymerization was determined by a lot of experiments.
采用醋酸乙烯酯为单体,以OP-10和十二烷基硫酸钠为复配乳化剂,偶氮二脒基丙烷盐酸盐为引发剂,通过正交实验研究了乳液聚合法制备高聚合度聚醋酸乙烯酯的最佳工艺条件。
3)  high polymerization degree
高聚合度
1.
Studies on shortening polymerization period of PVC paste resins with high polymerization degree;
缩短高聚合度PVC糊树脂聚合时间的研究
2.
Adjustment on the pilot formula of PVC with high polymerization degree
高聚合度PVC中试配方的调整
4)  ultra low polymerization degree
超低聚合度
1.
The formula optimization of PVC with ultra low polymerization degree;
超低聚合度PVC配方的优化
5)  High intensity focused ultrasound
高强度超声聚焦
6)  High-intensity focused ultrasound
高强度聚焦超声
1.
High-intensity focused ultrasound therapy in patients with ectopic pregnancy;
高强度聚焦超声治疗宫外孕临床应用价值研究
2.
Changes of peripheral immune function in patients with solid malignancies treated by high-intensity focused ultrasound;
高强度聚焦超声治疗前后恶性肿瘤病人外周血免疫细胞数量变化
3.
Effect of ribs and lungs blocking on destruction of dog liver by high-intensity focused ultrasound;
肋骨和肺组织阻挡对高强度聚焦超声破坏犬肝组织的影响
补充资料:聚合度
分子式:
CAS号:

性质:聚合物分子链中连续出现的重复单元(或称链节)的次数。用n表示。聚氯乙烯中结构单元是-CH2-CHCl-,而在尼龙-66中结构单元是-COCH2CO-和-NH(CH2)6NH-。若用结构单元数表示聚合物的聚合度称为数均聚合度,用x表示。在聚氯乙烯中:x=n;在尼龙66中:x=2n。

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