Half-micro-quantum experiment on synthesis of furfuryl alcohol and furoic acid ;2. The silver oxide catalytic oxidation of furfurol in manufacturing furoic acid was improved.

2呋喃甲酸是糠醛在人體中的代謝產(chǎn)物日韩精品一区二区AV免费，可做為防腐劑欧美喷水网站一级a片、熏蒸劑等国产嫖妓风韵犹存对白，本文報道[Nd(C4H3OCOO)2·NO3·C10H8N2]2配合物的合成和單晶X射線衍射分析結(jié)果AV超碰A∨超碰AV超碰。

The THFA yield and selectivity were 2.0%higher than those by using catalyst Ⅰ without promoter,3.0%higher than those by using Raney nickel catalyst under the same reaction conditions and furfuryl alcohol conversion.

在相同反應(yīng)條件和糠醇轉(zhuǎn)化率條件下，四氫糠醇收率和選擇性均比沒有助劑的鎳催化劑Ⅰ高2.0%美女视频黄频a美女，比骨架鎳催化劑高3.0%成人免费黄色视频观看在线。

Surface organometallic chemistry ; tetrabutyl tin ; HY molecular sieve ; grafting reaction ; catalysis ; furfural ; furfuryl alcohol

表面金屬有機(jī)化學(xué)；四丁基錫亚洲91精品成人网站； HY分子篩黄色免费网子；接枝；催化最近手机中文字幕视频大全；糠醛免费试看AV；糠醇

Nanosized CPF(Conjugated Polymer of Furfuryl alcohol)/ZnO composite catalyst was prepared through in-situ polymerization and heat conversion. The thermal stability, morphologies, size, structure and optical absorption properties of the CPF/ZnO material were characterized by TG-DTA, TEM, XRD, XPS, IR and UV-Vis techniques.

通過原位聚合-熱轉(zhuǎn)化兩步法日韩国产在线在线在线在线在线，利用ZnO納米微粒和糠醇制備出了具有大共軛結(jié)構(gòu)的高分子和ZnO的納米復(fù)合催化材料在线国产高清视频；用TG-DTA、TEM激情国产免费在看、XRD性交小视频无码、XPS、IR和UV-Vis等技術(shù)對其熱穩(wěn)定性操妇女视频网站、形貌国产骚妇视频在线观看、尺寸、結(jié)構(gòu)及吸光特性等進(jìn)行了表征好硬好大好爽18禁免费看网站，以亞甲基藍(lán)溶液的催化降解研究了該材料在自然光條件下的催化性能人人摸人人搞人人射。

Amorphous alloys represent a variety of special materials with short-range ordering while long-range disordering structure which may provide pathways to the excellent catalytic properties, i.e., good anti-poisoning ability, the higher catalytic activity and selectivity in homogeneous hydrogenation of a,p-unsaturated aldehyde, the low and even none environment pollutionUp to now, in hydrogenation of furfural to furfuryl alcohol, the most commonly used catalysts are Cu-Cr dopant Cu-Cr, and Raney Ni et al.

目前，在糠醛催化加氫反應(yīng)中所用的催化劑主要有Cu-Cr和修飾的Cu-Cr以及Raney Ni等亚洲视频操，Cu-Cr催化劑毒性較高欧洲女人性开放视频一级a，對環(huán)境構(gòu)成嚴(yán)重的危害，而且易阻塞反應(yīng)器干干添添摸摸射射AV。

The Cu-doped Co-Cu-B catalyst was prepared by chemical reduction of mixed CoCl_2 and CuCl_2 with KBH_4 in a- queous solution and the effect of the Cu-content on the catalytic performance was investigated during liquid-phase furfural hy- drogenation to furfuryl alcohol.

用KBH_4還原CoCl_2和CuCl_2混合溶液制得Co-Cu-B催化劑自拍偷拍第6页，用于糠醛液相選擇性加氫制糠醇，研究了不同Cu摻入量對催化劑性能的影響在线永久A片免费视频，發(fā)現(xiàn)當(dāng)Cu：Co的摩爾比為9.64×10~(-3)時狂插女人，催化活性達(dá)到最佳人妻超碰亚洲。

Manganese oxides supported on SBA-15 Mn(subscript xO/SBA-15 were prepared by incipient wetness impregnation of SBA-15 with furfuryl alcohol solution of manganese acetylacetonate or manganese nitrate followed by removal of the carbon resulted from carbonized FA.

采用溶液浸漬法將乙酰丙酮錳或硝酸錳的糠醇溶液分別灌注到SBA-15的孔道內(nèi)，一定條件下將糠醇碳化后再將碳燒除欧美大屌，即可得到高度分散的MnO/SBA-15復(fù)合催化劑精品久久久久久亚洲国产18。