热老化

热老化对PMMA塑料光纤损耗的影响

Influence of Heat Aging on Attenuation of PMMA Polymer Optical Fiber

研究塑解剂B对NR门尼粘度、塑性和热老化性能的影响。

The influence of peptizer B on Mooney viscosity , plasticity and heat aging property of NR was investigated .

CR的热老化特性和耐热配方设计

Thermal aging properties of chloroprene rubber and its thermal resistance formulating of recipe

F（2314）加速热老化后的性能分析

Studying the Change of F_ ( 2314 ) Performance in a Accelerated Ageing System

悬浮PVC浆料的热老化研究

Study on thermal aging of S & PVC paste

FTIR研究过氧化物预硫化天然胶乳胶膜的热老化

Study on Thermal Aging of Peroxide Prevulcanized Natural Rubber Latex Film by FTIR

并用热老化的方法测试了其对PVC的热稳定性。

Its thermal stabilities have been measured by heat - ageing oven test when incorporated into PVC .

结果表明，LIREC经热老化引起红外发射率升高的原因是其中的Cu粉颜料发生氧化。

The results showed that the reason for the increased infrared emissivity in thermal aging is oxidation of Cu powder pigment .

研究了PTC热敏陶瓷四种电极的热老化。

Heat ageing for four kinds of electrodes of PTC thermosensitive ceramics has been researched .

硬脂酸镧对LLDPE热老化行为的影响

Effect of Lanthanum Stearate on Thermal Aging Behavior of LLDPE

对试样进行了硬度、拉伸强度、断裂伸长率、热老化等性能试验；对老化后的试样表面进行了SEM表征。

Hardness , tensile strength , breaking elongation ratio and aging property of samples were tested and surface of sample after aging was represented by SEM .

等效热老化过程法（EAP法）的研究

Study of the Equalized Method of Thermal Ageing Process

主要研究了热老化对PMMA塑料光纤损耗的影响及其影响机理。

The influence and influence mechanism of heat aging on the attenuation of PMMA polymer optical fiber ( POF ) were studied .

静态热老化试验、脱氯化氢试验、红外及热失重分析结果表明，钙锌皂单独使用时，其热稳定性很差；加入水滑石后，PVC的长期热稳定性得到明显的改善。

The results of static thermal aging method , dehydrochlorination method and FT-IR analysis showed that the thermal stabilization of single Ca / Zn soap was very poor .

结合CASS热老化的老化管理实践，对我国核电站的热老化管理工作提出了建议。

Then it gives some advices about thermal aging management of nuclear power plants in China .

用傅立叶转换红外光谱（FTIR）研究了NR、环氧化天然橡胶（ENR）和氯化天然橡胶（CNR）的热老化行为。

The thermal aging behaviour of NR , ENR and CNR was studied by using Fourier Transform Infrared Spectroscopy ( FTIR ) .

DSC分析和热老化实验表明，红磷对三元乙丙橡胶材料的热老化稳定性有不良影响，可通过调整配方加以解决

The results of DSC and thermal aging tests indicate that the addition of red phosphorus decreases the thermal aging stability of EPDM . This problem can be resolved by adjusting the components

结果表明Coats-Redfern方法是预测杂化PI材料热老化寿命的可靠方法之一。

The results showed that the way of Coats-Redfern was one of the credible means to forecast the thermal aging life of PI hybrid film .

胜利100B和韩国70道路沥青的热老化过程

Heat ageing of pavement asphalt grades Shengli 100b and South Korea 70

结果表明，不同的热老化条件可使高分子PTC材料电阻值发生不同程度的变化，电老化可有效改善其电性能。

The results show that change of hot aging conditions would cause change of polymer PTC resistance ; electric aging can improve its electric properties effectively . ( 5 refs . )

20天短期热老化对聚甲醛拉伸强度及断裂伸长率影响不是很明显，说明POM的热老化应该有一个相当长的过程；

A short-period ageing of 20 days did not affect the tensile strength and breaking extension ratio apparently , which indicates the ageing of POM is quite a long process ;

结果表明，在IIR中添加EPDM可以改善胶料的混炼和挤出特性，对物理性能和热老化性能影响不大，气密性能略有下降；

The results showed that the mixing and extruding behavior of IIR compound improved by adding EPDM , the physical properties and aging properties changed little , and the air tightness decreased ;

热老化初期，NOMEX绝缘纸体内残留电荷量和电荷消散速率均比纤维素绝缘纸小。

Early in the thermal aging , the amount and dissipation rate of residual charge in NOMEX paper are lower than cellulose paper .

研究结果表明：经过160℃×24h热老化后，树脂硫化IIR的力学性能保持率比硫黄硫化和硫给予体硫化IIR高；

The test results showed that the physical property retention of IIR cured with resin after 160 ℃× 24 h heat aging was superior to those cured with sulfur or sulfur donor ;

镍掺杂PMS-PZ-PT三元系压电陶瓷压电性能及其热老化行为的研究

Study on piezoelectric properties and aging behaviors of pms-pz-pt ternary ceramics doped with NiO

实验结果表明，Coats-Redfern方法可用于PI/Al2O3纳米杂化薄膜热老化寿命的预测。

The results show that the Coats-Redfern method is reliable methods for prediction thermal aging life of PI / Al2O3 hybrid materials .

以ZN-1材料为对象，研究了热老化对粘弹性阻尼材料阻尼性能和动、静态力学性能的影响。

The heat ageing influences on the damping property and dynamic-static mechanical property of vicoelastically damping materials ZN-1 were studied .

在核电站一回路中，奥氏体不锈钢铸件（CASS）在运行温度下长期工作除了受到辐照损伤外，还将面临热老化问题。

In primary loop in nuclear plants , the Cast Austenite Stainless Steel ( CASS ) under operation temperature will face to the issue of thermal aging besides of irradiation damage .

结果表明，100℃×48h热老化后，CR/CIIR硫化胶的力学性能保持率随CIIR用量的增加而提高；

The results showed that the physical property retention of CR / CIIR blends was improved with the increase of the content of CIIR after 100 ℃× 48h heat aging ;

并测试了GD-414的粘接强度的热老化性能。

Aging property of adhesive strength of GD-414 was tested .