对铬铁酸浸液除铁所得草酸亚铁进行氧气氧化?氨浸处理,回收除铁剂草酸盐并用其制备氧化铁黑颜料.考察了氨水用量、反应温度、液固比、反应时间、氧气流量、反应液p H值及晶化温度等对C2O42?浸出率和氧化铁黑质量的影响.结果表明,反应液经60℃晶化处理后,在反应温度80℃、氨水与草酸亚铁摩尔比为3、液固比5 m L/g、氧气流量0.1 L/min、p H值6.9?7.4、反应时间3 h的条件下,C2O42?的浸出接近100%,得到的氧化铁黑质量与国产722氧化铁黑产品相当.
张洋 +4 more
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[Live combined <i>Bacillus subtilis</i> and <i>Enterococcus faecium</i> improves glucose and lipid metabolism in type 2 diabetic mice with circadian rhythm disruption via the SCFAs/GPR43/GLP-1 pathway]. [PDF]
Han R +5 more
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Pyrolysis of lignin and black liquor for production of phenolic chemicals
木质素是植物骨架的主要组分,每年通过光合作用可再生大约500亿吨木质素。作为自然界中唯一能提供可再生芳基化合物的可再生非石油资源,木质素是一种非常有潜力和前景的可再生资源。造纸黑液作为一种富含木质素的工业废弃物具有较大的利用价值。为了实现资源的高效利用,本文提出了造纸黑液的分级利用思路,即首先将造纸黑液降解来提取高附加值的含芳环的酚类化学品,再将剩余的残渣进行燃烧/气化回收其中的热量和碱。本论文主要研究热解木质素和造纸黑液生成高附加值酚类化学品的相关基础,包括常规热解和水热降解 ...
彭翠娜
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[Natural bear bile powder attenuates lipopolysaccharide-induced acute lung injury in mice by regulating the NF-κB and Nrf-2/HO-1 signaling pathways]. [PDF]
Sun Y, Lu X, Zhang X, Guo J, Jin X.
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[Expert consensus on the diagnosis and treatment of common neonatal diseases in primary healthcare institutions: neonatal urinary tract infection (2025)]. [PDF]
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[Tibetan Medicine Classic Formula Srolo Bzhtang Granules Ameliorates Pulmonary Fibrosis via Dual Pathways of Nrf2/HO-1 and PI3K/AKT/mTOR Regulating Oxidative Stress]. [PDF]
DU J +5 more
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[Human umbilical cord mesenchymal stem cell grafting alleviates inflammatory response in type 1 diabetic mice by suppressing M1 macrophage polarization through Chi3l1]. [PDF]
Liu X, Xu Y, Sheng H, Liu H.
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