Results 101 to 110 of about 1,275,034 (135)

用于催化裂化汽油生产BTX芳烃的催化剂及其制备方法

open access: yes, 2010
本发明提供了一种用于催化裂化汽油生产BTX芳烃的催化剂及其制备方法,该催化剂成分的重量百分比为VIII族贵金属0.05~2.0%,Zn??0.2~5.0%,Sn??0.2~5.0%,ZSM-5/ZSM-11共结晶分子筛5.0~80%,Al2O3余量;本发明的催化剂具有很好的芳构化活性和BTX选择性及耐硫抗烯烃性能,用于催化裂化汽油或和直馏汽油或掺和焦化、裂化等汽油组分制芳烃,原料无需加氢、脱硫、脱氮、脱烯烃等精制,而且催化剂再生无需补氯 ...
王玉忠   +6 more
core  

[IOX1 alleviates hepatic ischemia-reperfusion injury by inhibiting mitogen-activated protein kinase signaling pathway]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
Hu SC   +7 more
europepmc   +1 more source

[Incidence and risk factor analysis for preoperative deep vein thrombosis in patients with periprosthetic hip fractures]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wu D   +7 more
europepmc   +1 more source

[Hypolipidemic activity of phenolic acids from <i>Inula japonica</i> Thunb.] [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Chen Y   +5 more
europepmc   +1 more source

110 kV电缆附件EPDM绝缘的理化性能及电荷特性研究

open access: yesGaoya dianqi
电缆附件是输电线路运行中易发生故障的薄弱环节,为探究不同运行年限高压电缆附件绝缘老化状态的变化,对三元乙丙橡胶(ethylene propylene diene monomer,EPDM)绝缘110 kV高压电缆附件微观结构、化学组成、电气性能和表面电荷特性进行观测和分析。结果表明:随运行年限增加,附件在多种因素作用下发生老化,EPDM绝缘击穿场强整体呈下降趋势,陷阱能级向浅陷阱偏移,浅陷阱电荷密度增大。附件绝缘在老化过程中引入C=O、-OH等极性基团,同时和硅油反应引入含Si基团 ...
万子剑   +6 more
doaj  

[Across-sectional study on the association between steatotic liver disease and its subtypes, cardiovascular health status, and extrahepatic comorbidity]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
Guan JB   +8 more
europepmc   +1 more source

[Causal relationship between the triglyceride<b>-</b>glucose index and non<b>-</b>alcoholic fatty liver disease: A Mendelian randomization study]. [PDF]

open access: yesZhong Nan Da Xue Xue Bao Yi Xue Ban
Wang Y   +8 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy