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1.Influence of inorganic pigments on toner morpology and relations of toner composition with glass transition temperature,soften temperature and melt index were investigated.
考察了无机颜料对墨粉颗粒形貌的影响； 墨粉的玻璃化转变温度、软化点、熔融指数与墨粉组成的关系；收藏指正
2.Compared with CMMS method,the primary catalyst dosage can be reduced from 78 g to 53 g per reactor,the polypropylene products with melt index 0.2~0.3 g/10 min are produced easily by control of no hydrogen addition.
与甲基环已基二甲氧基硅烷(CMMS)生产低熔指聚丙烯相比,单釜主催化剂用量由78 g降至53g,并在绝氢状况下熔融指数更易控制在0.2-0.3 g/10 min之间。收藏指正
3.In this paper, the blends of PET and TLCP were prepared by melt blending and characterized by differential scanning calorimetry(DSC), capillary rheometer, melt index measuring instrument, scanning electronic microscope (SEM). The results of experiments indicated that the TLCP phase dispersed well in the PET matrix. The two components of all blends were part-miscible with BOZ.
本文用熔融共混法制备了PET／TLCP共混物，并采用DSC、毛细管流变仪及熔融指数测定仪、SEM等方法对共混物的相态结构、相容性、流变行为、力学性能、熔体结晶性进行了研究，结果表明，在本文研究的范围内，共混物均为两相结构，TLCP相很好地分散在PET基体中，在扩链剂BOZ的帮助下，存在部分相容性。收藏指正
4.As a key step of this work, model verification is presented by using real operating data gathered from a industrial Unipol LLDPE FBR. The estimation of resin melt index and density by nonlinear PLS model were compared with by linear PLS and mechanical models.
基于实际工业运行装置的采样数据对NonlinearPLS模型进行了求取和验证 ,利用所求模型进行了树脂熔融指数和密度预测并将预测结果和误差分析结果与线性PLS及机理模型进行了比较。收藏指正
5.The analysis of IR spectrum and melt flow index showed that the composite had a micro-crosslinking structure, and the analysis of DSC discovered there was β-spherulite in the aggregate structure of the composite of PP.
红外光谱分析和熔体质量流动速率的测定表明，复合材料体系产生了微交联；DSC分析发现，PP材料的聚集态结构中含有β球晶。收藏指正
6.However, the melt flow index of Al(OH) 3/FPP/PP decreases with increasing the grafting rate of FPP. It is attributed to the presence of an interfacial interaction between FPP and Al(OH) 3. With adding Al(OH) 3 and increasing the content of Al(OH) 3, LOI values of composites increase and further improve by adding FPP.
FPP加入使 Al(OH) 3 / PP的熔融指数增加 ,流动性与填料分散性改善 ,氧指数提高和结晶与熔融行为改变。收藏指正
7.The effect of die angle on the flow behaviour of high impact polystyrene (HIPS) melt was investigated by using a set of capillaries with different entry angles (2 α). The results showed that the flow of the melt basically obeyed the index law, the dependence of the apparent shear viscosity roughly accorded with the Arrhenius equation and the values changed with 2α .
选用一组具有不同入口角的毛细管口型,考察了挤出过程中入口角(2α)对HIPS熔体流动行为的影响,实验结果表明,熔体的流动基本上服从幂律,其表观剪切粘度对温度的依赖性大致上符合Arrhenius方程,其值随着2α的不同有所改变。收藏指正
8.Research results show that increasing gas injection pressure or decreasing melt temperature and Non-Newtonian index makes the thickness ratio increase. These results are close to experimental values by other investigators and consistent with actual GAIM process.
结果表明:增大气体注射压力,在其气体穿透方向所形成的表层熔体厚度比值也增人,降低熔体注射温度和非牛顿指数会增大气体穿透的壁厚值,其值接近试验测定的数值范围,也比较符合实际的气辅注射成形工艺结果。收藏指正
9.With a capillary die directly fixed in general single screw extruder, the rheological behavior of RPVC extrusion structural foam (RPVC-EF) was studied, The results show that the rheological behavior of PVC melt with AC foaming agent appears to be pseudoplasic fluid characteristic, and it can be expressed as Ss=K·(St)~n, flow beharior index n(?)
使用直接装在普通单螺杆挤塑机上的毛细管状机头,研究了RPVC挤出结构泡沫RPVC-EF的流变行为。 结果表明:含有AC发泡剂的PVC熔融物的流变行为具有假塑性流体的特性,可以表示为Ss=K(Sr)~n的指数关系,其流动行为指数n<<1;收藏指正
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