查询词典 toughening

The results showed that potassium titanate whisker and POE had good toughening and reinforcing actions on PP.

人们对PP的改性研究已做了大量的工作，所开发的改性PP目前已被广泛地用作

Secondly,the phase separation mechanism,phase evolution and mechanical properties of toughener/BMI diphase system were investigated to prepare for toughening composite with Ex-situ technique.

其次，针对离位增韧中增韧剂与BMI树脂之间的相分离行为，研究了增韧剂与BMI树脂的反应诱导相分离机理、相形貌演化和力学性能。

The results showed when the mass fraction of DBDPO/Sb2O3 composite flame retardant was 8%,the flame retardacy of the system came up to UL94 V0;when the adding amounts of tougheners were the same,the toughening effects of tougheners were as follows:POE-MAH PET/montmorillonite ; Flame Retardation ; Glass Fiber Reinforcement ; Toughener ; Compounding ; Mechanical Properties

中国纺织科学院采用插层聚合法制备了PET/层状硅酸盐纳米工程塑料，并获国家专利[1]。利用PET/蒙脱土层状硅酸盐为基体树脂，通过添加玻纤、阻燃剂、增韧剂制备可在低模温下成型的PET/蒙脱土玻纤增强阻燃工程塑料，解

The compatibility between the modified LLDPE and nylon 66 was well and modified LLDPE showed batterer compatibilization and toughening effect. The notched impact strength, tensile strength and bending strength of nylon 66/modified LLDPE composites increased by about 130%, 30% and 27% compared with those of nylon 66/LLDPE composites.

辐照改性LLDPE与尼龙66之间的相容性好，辐照改性LLDPE对尼龙66具有较好的增容增韧作用。

Softened monomer is adopted to copolymerize with VC to overcome deficiencies of blending modification,and it has gradually become important pathways and hotspot of toughening modification of PVC.

采用软单体与氯乙烯共聚可以克服共混改性的不足，已成为PVC增韧改性的重要途径和研究热点。

Unsaturated polyester crosslinked by styrene has poor toughness. In this paper, diallyl phthalate was used as co-crosslinking agent with styrene for toughening UP.

针对苯乙烯固化的不饱和聚酯韧性差的问题，研究采用了适用于高温固化的邻苯二甲酸二烯丙酯作为不饱和聚酯的共交联剂。

Starting with the toughening of ceramics, the subcritical crack growth model on monotonical loads was set up for the first time, and the V—K curves in the subcritical crack growth process and the effects on them were obtained by use of computer simulation.

首次从材料增韧入手，建立了单向载荷形式下亚临界裂纹扩展模型，并利用计算机数值计算获得裂纹扩展过程中V—K曲线及其影响因素，由此对多晶陶瓷材料疲劳现象的本质进行了分析。

The toughening effect of chlorinated polye thylene and nano-mete r fumed silica (SiO 2) on polyvinyl chlorid e was investigated by means of to ughness contribution rate, the mechanical properties of the composite were also studied.

传统增韧硬PVC的技术是在树脂中加入弹性体，如CPE、乙烯-醋酸乙烯酯共聚物、丁腈胶 [1] ；但增韧后PVC的性能往往出现一种或多种缺陷，如拉伸、弯曲强度下降和模量损失等，使增韧和增强成为一种矛盾体。

Testing programs of admixing toughening material such as geotextile and glass fibre have been made to improve shock resistance.

提出掺入土工织物、玻纤等增韧材料以改善其抗冲击性能的试验方案，并通过制作4类圆柱试件，进行静载试验和H opkinson压杆冲击性能试验以比较几种方案的可行性和对抗冲击性能的改善程度。

According to the microalloying and strengthening and toughening principles of steel,a theoretical calculation method and optimum alloying design to determine titanium content in carbonizing steel were proposed.

根据钢铁材料的微合金化原理和强韧化原理，对广泛使用的含钛渗碳钢的钛含量进行了理论计算分析和优化设计，结果表明，适当降低钛含量，不影响其在渗碳过程中阻止奥氏体晶粒长大的作用，但可有效地减少或消除含钛渗碳钢中的液析氮化钛，从而提高钢材的力学性能。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。