1) brittle-ductile transition
脆韧转变
1.
Percolation theory and percolation model of brittle-ductile transition of polymers;
逾渗理论及聚合物脆韧转变逾渗模型
2.
Brittle-ductile Transition of PP/EPDM/Elastiomeric Nano-meter Particle (ENP) Ternary Blends;
PP/EPDM/纳米弹性体粒子三元共混体系的脆韧转变
3.
A new criterion for brittle-ductile transition;
与断裂临界特征长度有关的聚合物脆韧转变判据
2) brittle ductile transition
脆韧转变
1.
The amount of added MBS was adjusted and the mechanical properties were tested to realize the brittle ductile transition of PVC.
以 MBS增韧硬质 PVC,改变 MBS的填充量 ,得到材料的脆韧转变点 ,得到发生脆韧转变时分散相的填充份数和分散粒径 ,计算出材料的临界断裂特征长度。
2.
Izod impact strength of blends were tested, and the brittle ductile transition master curve for PP blends.
通过测量Ｉｚｏｄ缺口冲击强度，得到了ＰＰ／ＥＰＤＭ／ＨＤＰＥ的脆韧转变主曲线，证明其符合脆韧转变规律；同时利用ＳＥＭ照片，分析了主曲线不同区域的增韧机理。
3.
The effects of the properties of the matrix polymers on the brittle ductile transition ( BDT ) of polymer blends and composites have been studied using the damage competition ( D a) mechanism.
根据前文［１］提出的聚合物共混体脆韧转变（ＢＤＴ）的损伤竞争准数（Ｄａ）判据，研究了基体性能对ＢＤＴ的影响，并将聚合物的本征脆韧转变尺寸与Ｖｉｎｃｅｎｔ的σｂ～σｙ图进行了关联。
3) brittle tough transition
脆韧转变
1.
The brittle tough transition is effected by the temperature and EPDM-g-GMA content, and the brittle tough transition temperature decreases by increasing EPDM-g-GMA content.
聚萘二甲酸乙二酯 (PEN) /EPDM g GMA共混物的脆韧转变主要受温度和EPDM g GMA用量的影响 ,增加EPDM g GMA用量可以降低PEN/EPDM g GMA共混物的脆韧转变温度。
2.
Combining the calculated results with the brittle tough transition equation, the effect of the mechanical properties of dispersed phase on brittle tough transition of polymer blends was studied.
从Ｇｏｏｄｉｅｒ方程出发，研究了球形分散相周围基体中的形变能密度分布及其与分散相力学性能的关系，将所得结果结合前文给出的聚合物共混体的脆韧转变方程讨论了分散相的力学性能对聚合物共混体脆韧转变的影响，结果与实验一致。
3.
The influence of the EPDM content and the CaCO 3 surface treated way on the Charpy impact strength and the brittle tough transition of PP/EPDM/CaCO 3 blends was investigated by using scaning electron microscope and material universal testing machine.
采用扫描电镜和材料力学性能试验方法研究了ＰＰ／ＥＰＤＭ／ＣａＣＯ３三元体系中ＣａＣＯ３的表面处理与其材料的缺口冲击韧性及产生脆韧转变现象之间的关系。
4) brittle-tough transition
脆韧转变
1.
Study on PP toughened by EPDM and the mechsnism of brittle-tough transition;
EPDM增韧聚丙烯及其脆韧转变机理的研究
5) Brittle-to-ductile transition
脆韧转变
1.
The brittle-to-ductile transition of poly(butylene terephthalate) synergistically toughened by anhydride grafted poly(ethylene-octene) copolymer elastomer(POE-g-MAH) and thermoplastic resin(PC) was investigated.
研究马来酸酐接枝乙烯-辛烯共聚物弹性体(POE-g-MAH)和热塑性树脂(PC)协同增韧聚对苯二甲酸丁二酯的脆韧转变,借助扫描电镜(SEM)观察分析增韧体系的相形态和断口形貌,并对增韧机理进行探讨。
6) ductile-to-brittle transition
韧脆转变
1.
Investigation and Application on Ductile-to-Brittle Transition Behavior of Ice;
冰的韧脆转变行为研究及应用
2.
Previous studies have demonstrated that self-excited vibration occurred during the ice speed at which ice fails in ductile-to-brittle transition (DBT) range.
分析表明,冰致平台自激振动发生在冰的韧脆转变的冰速范围内。
补充资料：脆性-韧性转变
分子式：
CAS号：
性质：物体的断裂行为发生脆性和韧性方式变化的现象。升高温度时可以看到聚合物由脆性断裂转变为韧性断裂，转变点的温度称为脆化温度或脆点。除温度外，应变速率、刻痕、交联和增塑等因素也可引起聚合物的脆性-韧性转变。一般认为当物体的屈服应力超过某一临界值时就发生脆性-韧性转变。
CAS号：
性质：物体的断裂行为发生脆性和韧性方式变化的现象。升高温度时可以看到聚合物由脆性断裂转变为韧性断裂，转变点的温度称为脆化温度或脆点。除温度外，应变速率、刻痕、交联和增塑等因素也可引起聚合物的脆性-韧性转变。一般认为当物体的屈服应力超过某一临界值时就发生脆性-韧性转变。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条