負催化性 的英文怎麼說
中文拼音 [fùcuīhuàxìng]
負催化性
英文
anticatalytic property-
Study of " ph memory " and activity water ( aw ) in processing of immobilization indicates that former factor has much effect on transformation and the latter just has little effect. permeabilization treating of baker ' s cell with alcohol and ultrasonic leads to lower transformation rate, which illustrates that permeabilization procedure has negative role on biotransformation with whole cell as biocatalyst in organic solvent. in simple dynamics research amount of biocatalysu concentration of substrate and reaction course are considered and all of them have remarkable effect on transformation
Ph記憶、水活度及通透性處理的實驗結果表明， ph記憶對轉化有明顯的影響，水活度對模型反應的影響不大；作為完整細胞生物催化，細胞的通透性可能是傳質阻力的重要組成部分，利用不同濃度的乙醇和超聲波對細胞進行處理，結果表明，在有機相完整細胞生物催化中，通透性處理對轉化產生的是負面影響。Presence of vulcan xc - 72 active carbon powder in the pt / moox / gc composite electrode by electrochemical codeposition made peak potential of methanol oxidation a further negative shift of about 50mv and a further promotion of co - tolerant performance for methanol oxidation
催化劑中vulcanxc - 72活性碳粉的引入即共沉積制備的pt moo _ x c gc電極催化劑甲醇氧化峰電位又進一步負移50mv左右，抗co中毒催化性能又進一步提高。These years we have developed strongly acidic macroreticular catalysts based on styrene dvb. catalyst resin d006 for mtbe tame etbe, also as catalyst use for producing tba by isobutene hydration and direct producing gasoline with high octane rating by light gasoline etherification. d008 for sba ipa, also can be used for making methyl ethyl ketone by acetone one - stepping process, tert - butanol by isobutene hydration, etherified gasoline by the etherification of isopentene and isohexene in light gasoline with methyl alcohol, high
以上，增強了催化活性，從而延長了使用壽命，提高了周期產量二低溫活性好，選擇性強，提高了mtbe的純度，降低了雜質含量三在同樣裝置中，可增大負荷，提高產量，降低生產成本和費用。Recent advances in immobilization and doped of tio2 photocatalyst
2光催化劑改性摻雜與負載技術研究進展Study on synthesis of glycerol triacetate using p - toluensulphonic acid supported by activated carbon as catalyst
活性炭負載對甲苯磺酸催化合成三醋酸甘油酯工藝條件研究This paper mainly study on the technics of preparing nano - tio2, seeking for the proper carrier and technics, preparing the immobilized nano - tio2 photocatalytic film, and with the plasm surface treatment, probe the new effective way of improving the photocatalytic activty of nano - tio2
本論文主要研究了納米tio _ 2的制備工藝方法，尋求合適的載體和固定化技術，制備負載型納米tio _ 2薄膜光催化劑，以及利用等離子體對納米tio _ 2薄膜進行表面改性研究，探索提高納米tio _ 2光催化活性的新的有效途徑。Studied the liquid - phase synthesis of butyl acetate from n - butyl alcohol and acetic acid using the supported heteropoly blue as catalyst. examed several factors imposing on esterification. the results revealed : using this catalyst, the reactions conversion percentage reaches nearly 100 %, product yield is 98. 9 %, selectivity is 98. 9 %. reusing it 10 times, the efficiency is still well. in addition, using this catalyst, the reactions temperature is mild, the reaction time is short and the equipment hasnt any erosion. furthermore, there is no “ threewastesdischarge
對以負載型雜多藍為催化劑的乙酸與正丁醇的液相酯化反應進行了研究.考察了影響酯化反應的因素.結果表明：以負載型雜多藍為催化劑，酯化反應轉化率接近100 % ，收率可達98 . 9 % ，選擇性為98 . 9 % ，重復使用10次催化效果仍好.該催化劑還有反應條件溫和、反應時間短、對設備無腐蝕、無三廢排放等優點Abstract : nano tio2 was dip - coated on active air purification sieve of active carbon. the purification effect of this sieve against various polluting gases were investigated. the result showed that purification effects on h2s, nh3, hcho, co, and toluene were notably enhanced throush degradation of pollutants by photocatalysis agent under uv irradiation, which resulted in enhanced purification ability of active carbon
文摘:採用浸塗法在活性炭空氣凈化網上負載納米二氧化鈦，在紫外光的照射下，凈化網對一氧化碳、甲醛、硫化氫等污染物的凈化能力明顯增強，對比實驗表明，在紫外光照射下光催化劑使被吸附的污染物發生降解反應而提高活性炭的凈化能力。Nano tio2 was dip - coated on active air purification sieve of active carbon. the purification effect of this sieve against various polluting gases were investigated. the result showed that purification effects on h2s, nh3, hcho, co, and toluene were notably enhanced throush degradation of pollutants by photocatalysis agent under uv irradiation, which resulted in enhanced purification ability of active carbon
採用浸塗法在活性炭空氣凈化網上負載納米二氧化鈦，在紫外光的照射下，凈化網對一氧化碳、甲醛、硫化氫等污染物的凈化能力明顯增強，對比實驗表明，在紫外光照射下光催化劑使被吸附的污染物發生降解反應而提高活性炭的凈化能力。The preparation of functionalized mesoporous molecular sieves were introduced, which are including the formation of the acid active sites, redox active sites and used the support for immsobilizing enzyme catalysts by heteroatomic substitution ; the formation of polymerization active sites, acid active sites or chiral catalysis sites by the organic - inorganic graft ( or hybridization ) ; as the carriers, the transition metals, transition metal oxides and acid catalysts are supported
摘要介紹了介孔分子篩經雜原子取代，引入酸功能、氧化還原功能；經有機無機嫁接（雜合） ，引入聚合催化功能、酸催化功能、手性催化功能；經修飾的介孔分子篩，用作固定化酶催化劑的載體；作為催化劑的載體，用於負載過渡金屬及其氧化物和制備負載化的固體酸催化劑。Regioselectivity in catalytic oxidation of alkanes using zeolite - encapsulated catalyst
沸石負載釩絡合物催化劑對烷烴氧化反應的擇形選擇性Hydrodesulfurization of dibenzothiophene over supported nickel - promoted tungsten nitride catalysts
二苯並噻吩在不同載體負載的氮化鎳鎢催化劑上的加氫脫硫性能The preparation of silver - loaded titanium dioxide film and its photocatalytic property
光析出二氧化鈦負載銀膜的制備及其光催化特性Influence of promotors on the catalytical performance of supported - ni catalysts
助劑對負載型鎳催化劑催化性能的影響The modified nickel - supported catalysts possess good reaction performance, conversion of propane and carbon dioxide as well as yield of hydrogen
採用稀土改性的氧化鋁負載的鎳催化劑顯示出較好的催化活性，比氧化鋁負載的貴金屬催化劑有更好的丙烷二氧化碳轉化率和氫氣收率。The result indicated that catalyst of ni2so4 had low catalysis to the preperation of humic acid ; the yield of humic acid can be enhanced by the catalysts of ni2so4 / ac and ni2so4 / sio2 evidently, and compared with none catalysts, the productivity of humic acid increased by 11. 2 % and 14. 73 % ; the catalyst of ni2so4 / cnts increased the prodictivity by 15. 84 %
結果表明：純硫酸鎳催化劑活性低，腐植酸產率較低；活性炭負載硫酸鎳和二氧化硅負載硫酸鎳作為催化劑時，腐植酸的產率較高，較不加催化劑時產率提高11 . 2 %和14 . 73 % ；碳納米管負載硫酸鎳作為催化劑時，腐植酸產率提高15 . 84 % 。Reecat company adapts dc - power test system, go on speed performance test, load test, heat circulation test, durability test. use in motorcycle matching test, catalyst performance aging test
利凱特使用的是直流電力測功機系統，可進行速度特性試驗負荷特性試驗熱磨合循環試驗強化耐久試驗，主要用於摩托車匹配試驗和催化劑性能及老化試驗。Reecat company adapts dc - power test system, go on speed performance test, load test, heat circulation test, durability test. use in motorcycle matching test, catalyst performance & aging test
利凱特使用的是直流電力測功機系統，可進行速度特性試驗、負荷特性試驗、熱磨合循環試驗、強化耐久試驗，主要用於摩托車匹配試驗和催化劑性能及老化試驗。The reaction activity of the catalyst can be adjusted by changing the preparing condition, which including the calcination temperature, the metal load and the carrier
制備過程中焙燒溫度、負載量以及不同催化劑載體的選用都會影響所得催化劑的性能。The regulation of acid catalytic property of molecular sieve can be realized via surface modification of mesoporous molecular sieve by means of introducing doping metals into skeleton or loading active species onto matrix during synthesizing precursor for mesoporous molecular sieve
在合成介孔分子篩的前驅物中摻雜其他金屬元素而將其引入骨架或將活性組分負載到介孔分子篩的基體上，可以實現對介孔分子篩表面進行表面修飾與改性，以調變分子篩表面的酸催化性能。分享友人