PBT的例句大全

The results showed that the thermal properties and relative molecular weight distribution had no evident effect on the spinnability of PBT when the content of terminal carboxyl group had a profound effect.

结果表明，PBT的热性能和相对分子质量分布对可纺性影响不明显，而其端羧基含量影响显著。

A fiber-grade PBT was prepared from purified terephthalic acid by esterification. The effect of the performance of PBT on the spinnability was discussed by variance analysis. The influential factors on the terminal carboxyl group content of PBT were studied by orthogonal experiments.

采用精对苯二甲酸酯化法制备纤维级PBT，利用方差分析方法比较了PBT性能对可纺性的影响，并对PBT端羧基含量的影响因素进行了正交试验。

Thermoplastic polyester resin is polyethylene terephthalate ( PBT) compounds based binder polymer semi-crystalline materials.

热塑性聚酯树脂是以聚对苯二甲酸丁二酯（PBT）聚化物为主基料的半结晶材料。

At present, PBT has been used in the manufacture of electronic appliances, auto parts, machinery equipment and precision parts, to replace metal materials, thermosetting plastics and some thermoplastics.

目前，PBT工程塑料已经被广泛应用于电子电器、汽车部件、机械设备以及精密零部件的制造，以取代金属材料，热固性塑料以及一些热塑性塑料。

Principle, function and construction of the PBT-1 biaxial tilting table for calibrating accelerometers are described in this paper.

本文扼要地介绍了专门用于加速度计静态标定的PBT&Ⅰ型双轴转台的工作原理、性能和构造。

Then the novel flame retardant was added into poly ( butylene terephthalate) ( PBT), the intumescent flame-retardancy, thermal behaviors and char-forming chemistry of the flame retarded PBT resin were studied.

将所得新型阻燃剂应用于聚对苯二甲酸丁二醇酯（PBT）中，研究膨胀阻燃作用对PBT的阻燃性、热性能和成炭热化学的影响，并最终初步了解其阻燃作用机理。

Structure Characterization and Thermal Transition of PBT/ PET Copolyester

PBT/PET共聚酯的结构表征和热转变

Present Situation of Development and Techno-economical Analysis of PBT Engineering Plastics

PBT工程塑料的发展现状和技术经济分析

Study on Thermal Decomposition Kinetics of PBT Flame-Retarded by Brominated Epoxy Resin Synchronized with Antimony Trioxide

溴化环氧树脂协同三氧化二锑阻燃PBT热分解动力学研究

Study about the Effect of Different Dyeing on the Crimp Properties of PBT Fiber

不同染色工艺对PBT纤维卷曲性能的影响研究

The morphology and orientation of spherulite in PBT fiber

聚对苯二甲酸丁二酯（PBT）球晶形态结构和取向的研究

Long spacing, crystallize core thickness and amorphous thickness decrease with increasing PBT.

长周期L、无定形区厚度A以及晶区厚度C均随PBT含量的增加而减小。

The environmental glass reinforced flame retardant PBT was prepared.

研制了环保阻燃增强聚对苯二甲酸丁二酯（PBT）。

In contrast, PBT gave only one stage of degradation as a first order reaction.

而PBT的降解失重过程仅为一个阶段，为一级反应。

Analysis of crystalline polymer pet and PBT with electron microscope

结晶高聚物PET和PBT电子显微镜分析

The modified PBT had a storage modulus and loss modulus, tensile strength and elongation at break increased 2.6-4.6 times, at least 50% and 1 time, respectively, which indicated that the chain-extension modification can improve both the strength and toughness.

改性后PBT的储能模量和耗能模量提高2.6-4.6倍，拉伸强度提高50%以上，断裂伸长率提高1倍以上，表明扩链改性起到了增粘增韧作用。

[ Objective] The material consisting of poly ( ethylene glycol) and poly ( butylene terephthalate) segmented copolymer ( PEG/ PBT) has excellent mechanical properties and biodegradation characteristics.

[目的]聚乙二醇／聚对苯二甲酸丁二醇酯（PEG／PBT）嵌段共聚物具有良好的机械性能和生物可降解性，具备作为组织工程支架材料的基本特征。

Polypropylene was modified by thermoplastic elastomer poly-1-butylene ( PBt-TPE) of various molecular mass.

采用不同相对分子质量的聚丁烯热塑性弹性体，对聚丙烯（PP）进行共混改性，并研究了共混物的力学性能和热性能。

Selection of PBT for optical fiber cable industry

光缆工业用PBT的选择

The melt rheology of pbt/ pet bicomponent system pt. 2 the melt rheology of blends

PBT/PET双组分体系熔体流变性能的研究&第二报共混熔体流变性能的研究