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- In specific acid catalysis, the undissociated acids do not contribute. 在特殊的酸催化中，不離解的酸不起作用。
- Various synthetic procedures, modification methods of mesoporous alumina and its application for acid catalysis are reviewed herein. 本文綜述了介孔氧化鋁合成、改性研究的歷史與現狀，及在酸催化過(guò)程中的應用。
- This paper studies on the effects of the acid catalysis in the co urse of the synthesis of tetraspirocycloheptyl calixpyrrole. 文章對四螺環(huán)庚基杯吡咯的合成過(guò)程中酸催化進(jìn)行了研究,實(shí)驗結果表明:在乙醇介質(zhì)中,強酸催化可以加快反應的速度,提高合成產(chǎn)率。
- The studies on the perferable conditions for synthesizing diglycol dioleate, by the esterification of diglycol monoleate with oleic acid via acid catalysis, were reported. 研究了以二甘醇單油酸酯和油酸作原料進(jìn)行酸催化酯化反應合成二甘醇雙油酸酯的適宜反應條件。
- Heteroply Acid Catalysis in Pulp Bleaching 雜多酸在紙漿漂白過(guò)程中的催化作用
- The application and research on the tungstic catalysts are reviewed in petroleum processing and petrochemicals, including hydrocracking, hydrofining, catalytic oxidation and acidic catalysis. 回顧了鎢催化劑在石油煉制和石油化工新技術(shù)中的應用現狀和研究進(jìn)展,包括加氫裂化、加氫精制、催化氧化、酸催化等技術(shù)。
- Synthesis of iso- Amyl Acetate with Heteropoly Acid Catalysis 磷鎢、硅鎢雜多酸催化合成乙酸異戊酯
- Keywords methyl isomaltuloside;isomaltulose;acid catalysis; 異蔗糖甲苷;異蔗糖;酸催化;
- The acidic corrosion of H2S,CO2 environment is a general problem in chemical and petio - chemical industry.In addition to the general acidic corrosion, there are serious HIC and SSCC. 2酸性腐蝕是目前我國化學(xué)工業(yè)、石油石化工業(yè)以及其他部門(mén)面臨的一個(gè)普遍存在的問(wèn)題,除了常規的酸性腐蝕之外還存在嚴重的氫致應力開(kāi)裂(HIC)和硫化氫致應力開(kāi)裂(SSCC)。
- Gunner Jones was praised by the general. 炮手瓊斯受到了將軍的表?yè)P。
- Keywords methyl cinnamate synthesis solid acid catalysis; 肉桂酸甲酯;合成;固體酸;催化;
- Keywords green chemistry;Lewis acid catalysis;indium trihalide; 綠色化學(xué);路易斯酸催化;三鹵化銦;
- Please give me a general idea of the work. 請告訴我這項工作的梗概。
- My general impression was that it was quite good. 大致上我覺(jué)得那相當好。
- The general decided to fly up to see his soldiers. 將軍決定飛向北部去看看他的士兵們。
- Keywords Heteropoly acid Catalysis Ethylene diacrylate; 雜多酸;二丙烯酸乙二醇酯;催化;
- Mr Powel has marked out a general course of action. 鮑威爾先生已經(jīng)擬定了一個(gè)總的行動(dòng)計劃。
- The general has taken the helm of the states. 這位將軍掌握了國家領(lǐng)導權。
- Keywords DOTP tetrabutyl titanate non acid catalysis; 鈦酸四丁酯;非酸催化;
- He was appointed the general consul of Japan. 他被任命為駐日本的總領(lǐng)事。
