撕裂强度

硫化胶的撕裂强度、耐磨性及H抽出力有所提高；

The tear strength , abrasion resistance and H pull-out of vulcanizate increased ;

采用溶液混炼法制备复合材料时，SR的拉伸强度、撕裂强度明显提高，介电损耗降低。

When nanocomposites were prepared by solution method , the tensile strength and tear strength increased , but dielectric loss decreased .

在纤维高度结合的纸页中，纸页的撕裂强度取决于：T～Kσf~n，n＞1.5。

For highly-bonded sheets , the tearing strength depends on : T ~ K fn , n > 1.5 .

力学性能测试实验也表明了外加丙酮溶物NR、IR的定伸应力、拉伸强度及其撕裂强度都高于空白样。

The modulus , tensile strength and tearing strength of rubber with acetone extracts are higher than before .

逐渐提高聚醚的相对分子质量，PU的拉伸强度和撕裂强度下降，冲击弹性提高。

When the molecular weight of TDB increased , the tensile strength and tear resistance decreased but the elasticity increased .

PVA改性增强了无纺布的力学性能，拉伸强度和撕裂强度分别提高了25.0%和21.6%。

PVA modification enhances mechanical performance of NWF , tensile strength and tear resistance are increased by25.0 % and21.6 % respectively .

漂白ASAQ浆的撕裂强度与KP浆相当。

The tearing strength of bleached AS-AQ pulp is equivalent to bleached KP .

RIIR作为生胶与BR及NR共混，可改善BR的耐热氧老化性，提高NR的撕裂强度；

The thermo-oxidative stability of BR and tearing strength of NR would be improved by blending with RIIR .

将改性后的CaCO3填充于软PVC塑料体系当中研究其材料的各项性能，发现采用磷酸酯改性CaCO3可以显著地提高软PVC/CaCO3塑料的熔体流动速率和材料的撕裂强度。

The modified CaCO 3 was filled in soft PVC system . The investigations showed that the melt index ( MI ) and tearing strength could be remarkably improved .

经ADR反应增容后，PLA/PBAT90/10共混物的断裂伸长率和撕裂强度有显著提高。

The elongation at break and tear strength of PLA / PBAT 90 / 10 blend were significantly improved via reactive compatibilization by ADR .

结果表明：PU弹性体的硬度、拉伸强度和撕裂强度随NCO基含量增加而提高。

The results showed that the hardness , tensile strength and tear resistance of PU increased with the increasing percentage of free NCO .

采用主成分回归法、利用聚氨酯（PU）物理性能间存在的相互制约关系，预测PU的撕裂强度，并与实测值进行比较。

The tear strength of PU was prepared by analyzing the interactive correlation among physical properties of PU with principle component regression and compared to the measured value .

结果表明，随着白燕华CC用量的增大，胶料表现出比填充非极性SBR更高的拉伸强度和撕裂强度，而硫化速度却明显减慢。

The results showed that when compared with SBR , the NBR filled with calmos CC had higher tensile strength and tear strength , but lower curing speed .

此外，丙烯酸酯单体的加入能有效地降低PVC熔体的粘度，使加工能耗降低，添加的丙烯酸酯橡胶的Tg越低，PVC-TPE的硬度、拉伸强度、撕裂强度越小。

In addition , the melt viscosity and processing power of PVC-TPE could be effectively reduced with adding of the acrylate monomer .

将该改性胶粉与PVC共混后，所得氯化/氯磺化胶粉/PVC共混材料的拉伸强度和撕裂强度都有一定的提高，其中撕裂强度增大的较为显著。

When this modified GRT is blent with PVC , the tensile strength of mGRT / PVC blends is improved to some extent , and tear strength of the blends increased more significantly . 5 .

偶联剂A-172的改性作用较为明显，可显著提高EPDM硫化胶的撕裂强度；

The coupling agent A-172 had a more significant modifying effect and gave EPDM vulcanizate much higher tear strength ;

随着硫化助剂用量增加，TAIC共混胶的拉伸强度、拉断伸长率和撕裂强度均大于PDM共混胶，而压缩永久变形的变化率正好相反。

The tensile strength , elongation at break and tear strength of TAIC were higher than those of PDM while the compression set was opposited .

结果表明，短纤维的加入显著提高了SFRC的撕裂强度、10%定伸应力及邵尔A型硬度；

The results showed that the filling of short fiber evidently improved tear strength , modulus at 10 % and Shore A hardness of SFRC .

结果表明，采用主成分回归法可以较为精确地预测PU的撕裂强度以及其它物理性能，对配方的优化设计具有重要意义。

The results showed that the tear strength and other physical properties of PU could be accurately predicted with principle component regression , which would be beneficial to optimize the formulation of PU compound .

结果表明，随酚醛树脂用量增加，硫化胶硬度、100%定伸应力、动态弹性模量增加，而扯断伸长率、撕裂强度及动态力学损耗（tanδ）下降。

The results showed that hardness , 100 % modulus and dynamic elastic modulus increase with increasing of phenolic resin while break elongation , tear strength and loss tangent ( tan δ) decreasing .

结果表明：随弹性体用量增大，软质PVC材料的拉伸强度、撕裂强度下降，断裂伸长率、加热损失率及压缩永久变形3种性能得到改善。

The test results showed that with the increase of elastomer dosage , the elongation at break , the heat losing ratio and the compression set were improved , but the tensile strength and tear strength were decreased .

力学性能测试结果表明，加有PVA的PE防雾膜在拉伸强度，直角撕裂强度，断裂伸长率等方面比未加PVA的防雾膜要小，但不影响其使用性能。

The mechanical experimental results showed that PVA had a little effect on the tensile strength , right angle tear strength and elongation at break , and had no harmful effect on the application of the film .

对复合材料断口观察表明，SiC颗粒与镁合金界面之间的粘结强度大于基体的撕裂强度，SiC颗粒的聚集、团聚是导致复合材料断裂的主要原因，且复合材料的断裂形式趋向脆性断裂。

Examination of the fracture surface indicated that the bonding strength between SiC and matrix alloy was stronger than that of matrix . The SiC particles segregation is the main cause of the SiC P / AZ80 composite failure .

结果表明：在每100份PVC中加入3份纳米TiO2时，能较大地提高膜的拉伸强度和撕裂强度，而且不会对断裂伸长率有太大的破坏，膜的综合性能有所提高。

The results showed that tension strength and tear strength of PVC / Nano-TiO2 film have been enhanced and elongation at break has been reduced a little by adding 3 doses of Nano-TiO2 to 100 doses of PVC resin .

在EVA中混入EPDM可使发泡材料的拉伸强度、撕裂强度和粘合强度提高，而收缩率和压缩永久变形降低；

It was found that the tensile strength , tear strength and adhesion strength of the foam increased , and the shrinkage and compression set of the foam decreased by blending EVA with EPDM or IIR ;

采用正交试验法研究了超细纤维PU革，在不同缝合工艺条件下制成试样的撕裂强度，结果表明：对缝合效果要求不同时，影响皮革缝合撕裂强度各因素的显著性排列的顺序也不同。

Researches on stitch tear strength of test pieces made of ultra-microfiber PU leather under different technological conditions were conducted . The results show that the distinct sequences of influential factors vary with different requirements of sewing effects .

mPE中加入LLDPE或LDPE在后者含量为20%-80%（重量比）时，撕裂强度和穿刺强度没有明显变化；

In mPE / LLDPE ( LDPE ) blends when LLDPE ( LDPE ) content varies from 20 % to 80 % ( weight fraction ), tear strength and puncture of remain almost constant ;

结果显示：Parylene涂敷后两种硅橡胶的撕裂强度、拉伸强度、扯断伸长率及邵氏硬度高于涂敷前，但数值仍在理想值范围内。

Results show that the tear strength , tensile strength , elongation and Shore hardness of silicone elastomer increase in ideal value range after Parylene coating .

与PHW的APMP相比，SHW的APMP木素含量较高，而综纤维素含量较低，成纸的抗张强度、耐破强度和撕裂强度均较低。

APMP produced form SHW has higher content of lignin and lower holocellulose , and lower tensile , burst and tear strength by comparison with PHW .

结果：SY-1硅橡胶吸水率、溶解率性能差于MDX4-4210硅橡胶，撕裂强度优于MDX4-4210硅橡胶。

Results : The tear strength of SY-1 silicon rubber was better than that of MDX4-4210 silicon rubber .