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- The result showed that PBA-g-SAN was present in morphology of beaded chain with average particle size of 85nm,had high grafting ratio and the PBA phase was partly compatible with SAN phase. 结果表明,PBA-g-SAN以平均粒径为85nm的微粒连接成珠链状的形态存在,具有高接枝率,PBA相与SAN相部分相容;
- The results showed when the blending ratio of LDPE: SBS: D: MAH was 50:50:0.1:1.5, the prepared compatibilizer had a high graft efficen-cy, and the compatibilizer could be used a good compatibilizer and toughener for PA6, as well as for PA6/LDPE. 结果表明;当LDPE:SBS:D:MAH=50:50:0.;1:1
- When the graft ratio was high, the hydrophilic side chain was long and the molecular mass of the main chain of the hydrophilic matrix was great, the diffusion of PP-g-PEG in PP blends would be poor, and the diffusion coefficient would also be small. 接枝率越高、亲水性侧链的长度越长,亲基体主链摩尔质量越大,接枝共聚物在聚丙烯共混体系中的迁移扩散性能越差,扩散系数越小。
- Phoenix, who adhere to the starting point, high grafting, high value-added, high-tech industrialization path. 菲尼克斯人坚持走高起点、高位嫁接、高附加值、高新技术产业化的道路。
- The assistant ABX could reduce the degradation of PP and improve the grafting ratio of MAH. 研究表明ABX助剂能降低PP降解,同时也提高了马来酸酐的接枝率。
- For obtaining high grafting defree, solvothermal process was developed to graft maleic anhydride (MAH) onto poly(ethylene 1-octene) (POE). 首次尝试用溶剂热合成法制备马来酸酐(MAH)接枝乙烯-辛烯共聚物(POE)共聚物。
- LIPP-g-MAH is also fractionlized and grafting ratio of each fraction was measured.The effect of tacticity ... 另外将LIPP按等规度进行分级,用NMR对每个级份进行了表征。
- Burn in closed proximity to the anus poses difficult wound care and high graft failure rate. 接近肛门部位的烧烫伤会使得伤口照顾困难及造成较高的移植失败率。
- The effects of grafting ratio on mechanical property of the system are studied by adding the produced compatilizer to the LDPE/MH system. 通过制备的接枝物添加到阻燃体系中,考察了接枝率对体系性能的影响。
- This paper discussed and optimized the influence of processing factors as temperature, treatment time, initiator concentration and monomer concentration on the grafting ratio. 讨论了接枝反应的温度、时间、引发剂浓度、单体浓度等实验条件对接枝率的影响,确定了最佳的接枝反应条件。
- Factors influencing the graft ratio and melt flow rate of LDPE were studied based on the melt extrusion of methyl acrylic acid (MAA)grated onto LDPE. 通过聚乙烯熔融挤出接枝甲基丙烯酸(MAA),研究了各种因素对LDPE接枝率及熔体流动速率的影响。
- And the modified membranes with different grafting ratio are obtained by changing the conditions,such as solvent,irradiation dose,and irradiation dose rate. 通过改变溶剂、辐照剂量、辐照剂量率等条件,获得了具有不同接枝率的改性聚醚砜膜,提高接枝率有助于改善聚醚砜膜的亲水性。
- The method that analyses graft ratio has chemical analysis law, splitting decomposition monochromatic chart (PY / GC) law, crack.. 分析接枝率的方法有化学分析法、裂解一色谱(PY/GC)法、裂...
- The Glycidyl Methacrylate(GMA)/Styrene(St) multi|monomer melt|grafted polypropylene,PP| g |(GMA| co |St),which has a high grafting degree of GMA,was blended with Polyamide 6 (PA6). 用多组分熔融接枝的方法将甲基丙烯酸缩水甘油酯 (GMA)和苯乙烯 (St)共同接枝到聚丙烯 (PP)上 ;制得具有较高GMA接枝率的多单体接枝聚丙烯 ;PP g (GMA co St) .
- In this paper, maleic anhydride (MAH) was grafted onto PP using the solid grafting method to produce a high graft level PP-g-MAH. 该文研究了马来酸酐(MAH)固相接枝PP的方法,通过对反应方法的优化得到了接枝率较高的MAH接枝PP。
- The results show that the processing temperature is become low, resin flowability and product, surface quality are improved,and the graft ratio is increased. 实验表明:用该加工改性剂可以降低加工温度,提高树脂流动性,改善制品外观质量,提高正品率。
- The graft ratio of SBS-g-GMA was measured with chemical titrimetry, and the effects of monomor GMA and initiator DCP contents on graft ratio were examined. 用化学滴定方法测定其接枝率,考察了单体GMA和引发剂过氧化二异丙苯的用量对接枝率的影响;
- In the grafting reaction,the high graft yield is gained when POE is the grafting polymer,by using its structural properties such as higher branched degree and bigger side-chain. 将POE作为接枝机体树脂,利用其支化度比较高、容易形成接枝点来获得较高的接枝率;
- It was shown that the modified membranes with higher grafting rate expressed better anti-fouling ability in the ultrafiltration of protein solutions. 实验结果表明,随着接枝率的提高,改性聚砜膜抗蛋白质吸附污染的能力显著增强。
- The results showed that monomer conversion ratio (CR) appeared a maximum of 97.5%, and grafting ratio (GR) and grafting efficiency (GE) enhanced gradually with the increased of An ratio. 结果表明,随着An比率的增加,单体转化率(CR)出现最大值,达到97·5%25,接枝率(GR)与接枝效率(GE)则逐渐提高;