高熔体流动速率薄壁注塑聚丙烯专用料的结构与性能分析

采用多种分析测试方法，对3类高熔体流动速率薄壁注塑聚丙烯（PP）专用料的熔融结晶性能、光学性能、分子量分布、力学性能、毛细管流变性能、热收缩性能进行了分析研究。结果表明，K1860与2种市售主流PP1、PP2各项性能相当，其中K1860分子量分布相对PP1、PP2较窄，弯曲性能、拉伸性能更优，可满足大型薄壁注塑制品的生产要求。     

压力不均对软包电池电芯循环性能的影响

软包电池对循环性能具有较高要求，一旦出现性能较差的情况，将会造成额外的消耗，不利于电池性能的把控。基于此，从失效原理、影响参数、性能测试等方面分析压力不均对软包电池电芯循环性能的影响进行分析，保证性能测试能够发挥作用，提高电池工作性能的稳定性，使软包电池处于稳定运行状态。     

石油化工管道阻燃保温材料的研制

介绍酚醛泡沫塑料的生产工艺和性能，讨论酚／醛比、催化剂对树脂性能的影响以及树脂固含量、固化剂、密度对泡沫塑料性能的影响。结果表明，酚／醛摩尔比为1：1．5－2．0、采用复合催化剂时，树脂性能较好；固含量较高时，泡沫塑料性能好；泡沫塑料密度增大，强度提高，但保温性能变差。所研制的酚醛泡沫塑料耐燃、少烟、无毒，可用作石油化工管道保温材料。     

气相聚乙烯BCG催化剂的工业应用

介绍了BCG催化剂在Unipol气相法聚乙烯装置上的工业应用。工业试用表明，BCG催化剂的流动性能、氢调和共聚合性能良好，活性较高，综合性能优良；树脂性能测试表明，用BCG催化剂生产的薄膜级线型低密度聚乙烯树脂的加工性能良好，产品物理、机械性能达到优级品标准。     

基于纳米粒子改性塑料性能的研究

综述纳米粒子改性塑料的方法和研究进展，总结了纳米粒子改性塑料的力学性能、摩擦学性能、电学性能和阻隔性能、生物学性能、流变性能和加工性能等性能，指出纳米粒子改性塑料的和研究方向。     

SBR1721在高性能轿车子午线轮胎胎面胶中的应用

介绍SBRl721在高性能轿车子午线轮胎胎面胶中的应用试验。结果表明，SBRl721胎面胶加工性能、强伸性能、耐老化和耐磨性能较好，回弹值，尤其是低温下的回弹值较小，抗冰滑和抗湿滑性能优异，抓着性能好，压缩温升略高，滚动阻力略大；试制的225／50R1591V轿车子午线轮胎室内高速性能、耐久性能较好，干、湿路面抓着性能极好。SBRl721可用于高性能轿车子午线轮胎胎面胶的制备。     

颜料对乳胶漆耐洗刷性能的影响

乳胶漆的耐洗擦性能反映乳胶漆的综合性能。本试验系统研究了颜料体积浓度、填料用量、乳液聚合物、成膜助剂对乳胶漆耐洗擦性能的影响。试验发现增加颜料和填料用量，降低乳胶漆的耐洗擦性能，使用玻璃化温度低，弹性大，极性低的乳液聚合物，乳胶漆耐洗擦性能提高越明显；同时还发现使用成膜助剂可以显著改善乳胶漆的耐洗擦性能。     

神马轮胎公司加强降能耗管理

最近，山东东营永泰集团自主创新研发出UHP（绿色环保型低断面超高性能）轿车子午线轮胎。UHP子午胎的技术含量达到国内先进水平，具有动力损失小、抓着性能高、防滑性能和防静电性能好、安全性能强等特点，且节省燃料，备受市场青睐。     

金属系防静电涂料导电性能的影响研究

针对金属系防静电涂料，研究了金属粉用量、粒径、种类、形状以及在空气中暴露时间对涂层导电性能的影响。采用涂料电阻率测定仪对涂层表面电阻率进行测定，采用扫描电子显微镜（SEM）、能谱仪（ EDS）对金属粉的微观形貌、元素组成进行探究。结果表明：金属系防静电涂料的导电性能与所考查因素密切相关。随着金属粉用量的增加，涂层的导电性能增强；随着金属粉粒径的减小，涂层的导电性能先增强后减弱， 400目金属粉制得的涂层导电性能最佳；金属系防静电涂料的导电性能取决于金属粉填料本体的导电性能；由树枝状、混合状、球状铜粉制得的涂层导电性能依次减弱；金属粉在空气中暴露一段时间后，所制得涂层导电性能均明显减弱。     

基于主成分与层次分析法的焦煤质量综合评价研究

针对焦煤性能评价指标的不足，提出了一种基于主成分分析与层次分析耦合的焦煤单项性能与综合性能的评价方法。该方法综合考虑了焦煤的工艺性能指标与化学成分指标，研究了体现焦煤性能差异的关键特性指标与焦煤不同指标的相关性关系。主成分分析结果可知：14项工艺性能指标可提取热态性能、结焦性能、黏结性能3个主成分指标，并得出24种焦煤这3种性能的分值；层次分析结果可知：该方法可对焦煤的热态性能、结焦性能、黏结性能、硫分性能、灰分性能5个单项性能指标进行科学权重赋值，并得出客观、量化的综合性能分值。     

重量吸附-红外光谱法测定催化剂固体表面酸性

以吡啶为吸附剂,采用石英弹簧重量吸附-红外光谱法测定催化剂及载体的表面酸性,研究了SiO2-Al2O3表面酸性、HY沸石的酸量与脱附温度的关系、加氢处理催化剂担体的红外酸,结果表明,石英弹簧重量吸附法适用于氧化铝、硅铝及分子筛等催化材料酸性的定量测量。     

Sorption and Desorption of Water Vapour on Starch

Adsorption-desorption isotherms for water vapour on starch have been obtained by the use of quartz fibre spring technique. The specific surface area of starch has been calculated by the BET and HJ methods and the values are in close agreement with each other.     

Zur diffusion in polyesterschmelzen

The diffusion coefficients of 1,2-dichloroethane and 1,4-dichlorobutane in poly(alkyleneterephthalate) melts were determined with a quartz spring sorption apparatus. Dichloroalkanes show in the polyester melts similar behaviour as alkane diols. In the range of small diffusant concentrations the diffusion coefficients are independent of melt viscosity.     

Measurement and correlation of mutual diffusion coefficients for styrene-butadiene rubber(SBR)-n-nonane systems

The mutual diffusion coefficients for styrene-butadiene rubber(SBR)-n-nonane systems were measured using a sorption apparatus with a quartz spring at 100 and 130°C for mass fractions of n-nonane ranging from 0 to 0.16. The mutual diffusion coefficients were correlated with good agreement by the free-volume theory.     

Measurement and correlation of mutual diffusion coefficients for styrene-butadiene rubber (SBR)-ethylbenzene systems

The mutual diffusion coefficients for styrene-butadiene rubber (SBR)-ethylbenzene systems were measured using a sorption apparatus with a quartz spring at 100 and 130°C for mass fractions of ethylbenzene ranging from 0 to 0.17. The mutual diffusion coefficients were correlated with good agreement by the free-volume theory.     

Measurement and correlation of mutual diffusion coefficients for polybutadiene-hydrocarbon systems

The mutual diffusion coefficients for polybutadiene-ethylbenzene and polybutadiene-n-nonane systems were measured by using a sorption apparatus with a quartz spring in the temperature region from 80 to 130°C and for mass fraction of hydrocarbon ranging from 0 to 0.27. The mutual diffusion coefficients were correlated with good agreement by the free-volume theory.     

Measurement and correlation of mutual diffusion coefficients for molten polystyrene-hydrocarbon systems

The mutual diffusion coefficients for three molten polystyrene(PS)-hydrocarbon systems—PS-in-xylene, PS-n-octane, and PS-n-nonane—were measured by using a sorption apparatus with quartz spring in the temperature region from 130 to 175°C and for mass fraction of hydrocarbon ranging from 0 to 0.15. The mutual diffusion coefficients were correlated with good agreement by the freevolume theory.     

Diffusion of ethylbenzene in molten polystyrene

Mutual diffusion coefficients are measured for the ethylbenzene-polystyrene system for the temperature range of 115.5°–178°C and for concentrations as high as 70 wt-% ethylbenzene. Experiments were carried out using a quartz spring sorption apparatus which was modified for high-temperature measurements. The diffusivity data are compared with the predictions of a recently developed free-volume theory of polymer-solvent diffusion.     

淮南煤气化特性实验研究

采用自制石英弹簧热天平(ZL 00247922.2)对三种淮南煤二氧化碳气化特性进行了实验研究.结果表明,三种淮南煤的二氧化碳活性关系为李嘴孜煤<李一煤<潘一煤.由于实现淮南煤完全气化需要较长的时间,根据三种淮南煤不同气化行为特性,若在一定气化转化率时转换为燃烧过程即部分气化-燃烧,既可以缩短反应时间(减小气化炉的体积),又可实现碳的完全转化.     

催化剂表面酸度的快速测定法

以吡啶为吸附剂,采用差动变压器代替原来的测高仪来测量重量变化,实现了化学吸附量的自动记录,并与石英弹簧重量吸附-红外光谱法测定的结果比较,结果表明:两种方法测得结果的相关性很好,差动变压器重量吸附法灵敏度更高.这种装置还可以推广到其它重量吸附仪上,并且比国外电子天平重量吸附成本低,便于推广.