介绍了超高相对分子质量和高立构规整度的PVA 制备方法；
The production technologies of PVA with ultrahigh relative molecular weight mass and high stereo-tacticity were introduced.
探讨了超高相对分子质量聚乙烯(UHMWPE)冻胶纤维的萃取机理。
The extracting mechanism of UHMWPE gel-spun fiber was discussed.
采用石蜡增塑高相对分子质量PE后纺丝并经高倍拉伸制备高强高模纤维。
A kind of high strength and high modulus fiber was prepared by melt spinning and drawing of high molecular weight polyethylene (HMWPE) plasticized by wax.
采用石蜡增塑高相对分子质量PE后纺丝并经高倍拉伸制备高强高模纤维。
A kind of high strength and high modulus fibre was prepared by means of plasticized melt spinning of high molecular weight polyethylene (HMWPE) with wax blend and high stretch ratio.
通过反应条件的控制，可制得不同聚合度范围的高相对分子质量的聚乙烯醇。
Through controls the reaction conditions, the high degree PVA with different range of degree is obtained.
采用冻胶纺丝-超拉伸技术纺制了超高相对分子质量聚乙烯（UHMWPE）纤维。
Ultrahigh molecular weight polyethylene ( UHMWPE) fiber was prepared by gel spinning and ultra-drawing technology.
采用铬酸刻蚀和化学气相沉积聚吡咯处理了超高相对分子质量聚乙烯（UHMWPE）纤维。
The surface of ultra high molecular weight polyethylene(UHMWPE)fibers was modified by the confected chrome acid treatment solutions.
采用铬酸刻蚀和化学气相沉积聚吡咯处理了超高相对分子质量聚乙烯(UHMWPE)纤维。
UHMWPE fiber were treated by chromic acid etching and chemical vapor depositing polypyrrole (PPy).
本文以二甲基二烯丙基氯化铵与丙烯酰胺为原料，研究了较高相对分子质量PDA干粉的制备工艺。
The synthesis process of a kind of water-soluble cationic copolymer powder-PDA, which was prepared by diallyldimethylammonium chloride (DMDAAC) and acrylamide (AM) was studied in this paper.
超高相对分子质量聚乙烯(UHMWPE)纤维具有许多卓越的性能，被广泛地应用在工业及一些特殊领域。
Ultrahigh molecular weight polyethylene (UHMWPE) fibers have plenty of excellent properties and have been used widely in the. field of industry and other special areas.
高相对分子质量聚乙烯的增塑熔纺，由于聚合物浓度较高，大分子缠结多，纤维超拉伸比较困难，难以达到高强度。
Plasticized melt - spun HMWPE fiber is hard to draw to high strength because of high HMWPE content and more molecular tangle in as-spun fibers.
这些中低相对分子质量部分的纤维素起了增塑作用，使加工更容易，而高相对分子质量部分则赋予纤维良好的力学性能。
This moderate and low MW cellulose acted as the plasticiser, which made the process easier, and the high MW section endued Lyocell fibers with good mechanical properties.
实验表明，这种LMPVC具有较低的塑化温度和较高的熔体流动性，且与高相对分子质量的PV C树脂有良好的相容性。
It is proved that LMPVC has lower plastication temperature, higher melt fluidity and better compatibility with high molecular mass PVC.
模拟试验结果表明，较高相对分子质量的添加剂对油嘴具有较好的清洗作用，而较低相对分子质量的添加剂具有较好的清净作用。
The results of simulating bench test proved that the lower relative molecular mass detergent is effective in keeping port fuel injectors clean, the higher relative molecular...
同时还首次使用高强度聚酯纤维和超高相对分子质量聚硅氧烷树脂作为PV C -U体系的改性剂，并探讨了各自的改性效果。
Besides, high strength polyester fibers and ultra high molecular weight silicone are used as modifiers for PVC-U compounding systems for the first time, and their modification effects are involved.
以金属配合物为催化剂、1,5 -己二烯为交联剂，采用本体聚合法合成了交联超高相对分子质量烯烃类聚合物(简称交联聚合物)。
Ultra high relative molecular mass cross-linked alkene polymer was synthesized by bulk polymerization using metal complex as catalyst and 1, 5-hexadiene as cross-linking agent.
超高相对分子质量聚乙烯（ UHMWPE）纤维以其优异的性能而成为一种重要的高科技纤维品种，但由于本身的结构特点，使得其存在一定的性能缺陷而限制了应用范围。
UHMWPE fiber is one of the important high technology fibers because of its excellent performance, but its application are limited by some default properties due to the structure nature.
超高相对分子质量聚乙烯（ UHMWPE）纤维以其优异的性能而成为一种重要的高科技纤维品种，但由于本身的结构特点，使得其存在一定的性能缺陷而限制了应用范围。
UHMWPE fiber is one of the important high technology fibers because of its excellent performance, but its application are limited by some default properties due to the structure nature.
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