耐应力开裂性

聚丙烯具有优异的力学性能、耐应力开裂性、刚性及熔点高的特点，是所有树脂中密度最低的品种，是节水灌溉管件的主要来源之一。

Polypropylene has excellent mechanical property , stress cracking resistance , high rigidity and melting point . It has the lowest density of all the resin . It is one of the major sources of water-saving irrigation pipe .

对聚碳酸酯（PC）的耐环境应力开裂性和拉伸性能进行了研究。

The ESC and tensile properties of PC are studied .

POE、EVA可显著改善HDPE/弹性体/石墨复合材料的耐环境应力开裂性。

POE and EVA can significantly improve ESCR of HDPE composites .

LDPE电缆护套料耐环境应力开裂性的改进

Improvement of Environmental Stress - Crack Resistance of LDPE Cable Jacket Materials

HDPE电缆绝缘护套料的耐环境应力开裂性改性研究

Study and Improvement of Environmental Stress Cracking Resistance of HDPE Cable Insulation and Jacket Material

玻璃化转变温度以下的热处理可以提高PC的拉伸强度，但是对改善材料的耐环境应力开裂性不利。

The tensile strength of PC can he improved by the thermal treatment at the temperature below its glass transition temperature , but the property of the resistance of ESC of PC will be decreased .

当POE加入5%（质量）时，体系表现出较好的综合性能。POE、EVA对改善HDPE耐环境应力开裂性是十分有效的

When the content of POE is 5 % , the system reached better complex properties , POE and EVA are effective in improving the ESCR of HDPE

研究结果表明：除示性电压、流动性外，化学接枝聚硅氧烷后的LDPE在耐环境应力开裂性、断裂强度、伸长率、击穿场强等方面均比与聚硅氧烷物理共混后的聚乙稀好。

Result of study shows that environmental stress cracking , tensile strength , elongation at break , and breakdown voltage of grafted LDPE are better than that of blent LDPE except incep ˉ tion voltage of electric treeing and fluidity .

高密度聚乙烯/顺丁橡胶共混物的耐环境应力开裂性的研究

A study on Enviromental Stress Crack Resistance of hdpe / cis-polybutadiene blends

拉伸时的自然冷却会产生不均匀的产品，快速水冷却拉伸工艺能显著改善管的耐环境应力开裂性，成倍提高其强度。

It showed that a fast cooling after drawing was of benefit to dimensional stability , straightness , environmental stress cracking resistance , and strength of the drawn tubes .

研究结果表明：接枝聚硅氧烷后，改性的低密度聚乙烯的树枝引发示性电压、击穿场强、耐环境应力开裂性、拉伸强度及断裂伸长率都得到提高。

Results of study show that inception voltage of electrical tree , breakdown voltage , environmental stress cracking , tensile strength and elongation at break of low density polyethylene are improved after grafting .

将PECT共聚酯与PC形成合金可以提高PC的耐溶剂性和耐环境应力开裂性。

Blending with PCTG may enhance PC ductility and its resistance to solvent stress cracking .

尼龙11相对于其它聚酰胺类材料，虽然具有吸水率低、耐油性好、耐低温、弹性记忆效应好、耐应力开裂性好、易于加工等优点。

Compared to other type of polyamide material , nylon 11 although has a lot of excellent properties , such as low water absorption , oil resistance , good resistance to low temperature , good flexible memory effect , good stress cracking resistance , easy processing and so on .