niobic是什么意思   niobic怎么读

niobic单词基本解析：

niobic变化用词：

niobic英英释义：

niobic中文词源：

niobic用法和例句：

niobic

niobic oxide

[化] 五氧化二铌

niobic anhydride

[化] 铌酐

Keywords sec-butyl acetate;niobic acid;catalysis;

乙酸仲丁酯;铌酸;催化;

Keywords Niobic acid;Niobium oxide;Catalytic app lications;

关键词铌酸;氧化铌;催化应用;

Keywords Solid acid;Niobic acid;Catalytic behavior;Esterification.;

固体酸;催化剂;铌酸;催化性能．;

Keywords layered niobic acid pilla ring titania sol-intercalation method;

层状铌酸;氧化钛;柱撑;溶胶插入法;

Niobic acid and compounds containing niobium are applied in a wide range of catalysis fields for their unique acidic property and thermal stability.

摘要铌酸和含铌化合物独特酸性和热稳定性，广泛的应用催化领域中。

FROM TREATMENT EFECTS OF NIOBIC ACID WITH CERIUM SULFATE AND PHOSPHORIC ACID ON ITS SURFACE ACIDITY AND CATALYTIC ACTIVITY

硫酸铈和磷酸处理对铌酸表面酸度及催化活性的影响

niobic tellurite glasses

碲铌酸盐玻璃

The result showed the niobic acid has high catalytic activity and stability when it is used as solid acid catalyst and support, and it can be used more widely.

结果表明,无论是作为固体酸催化剂还是作为载体,铌酸都表现出较高的催化活性和稳定性,具有良好的应用前景。

Keywords peroxy niobic acid;H 2O 2;Cyclopentene;Glutaraldehyde;

过氧铌酸;双氧水;环戊烯;戊二醛;

Effects of acid treatment on the catalytic properties of niobic acid

酸处理对铌酸催化剂性能的影响

niobic alloy

铌合金

niobic tellurite glass

铌碲酸盐玻璃

Keywords niobic tellurite glass;auxiliary electric field;nano-crystalline;local area distribution;

铌碲酸盐玻璃;辅助电场;纳米晶;局域分布;

niobic acid

铌酸

Keywords niobic acid;catalysis;ketol reaction;

铌酸;催化;缩酮反应;

Keywords niobic acid;catalyst;toluene;nitration;

铌酸;催化剂;甲苯;硝化;

Keywords niobic acid;solid acid catalyst;ethanol;acetic acid;esterification;

铌酸;固体酸催化剂;乙醇;乙酸;酯化;

Keywords niobic acid;modified;catalyst;toluene;regioselective nitration;

铌酸;改性;催化剂;甲苯;区域选择性硝化;

Keywords niobic acid;cyclohexane;benzyl alcohol;propionic acid;benzyl propionate;

铌酸;环己烷;苯甲醇;丙酸;丙酸苄酯;

Keywords Niobic acid;Benzaldehyde;Methanol;Condensation;

铌酸;苯甲醛;甲醇;缩合;

Keywords niobic acid;diisooctyl phthalate. catalysis;

铌酸;邻苯二甲酸二异辛酯;催化;

Hydrolysis of glucose solutions over niobic acid as solid acid catalyst

铌酸催化水解葡萄糖的研究

Regioselective Nitration of Toluene in the Presence of Solid Niobic Acid and Its Modified Catalysts

铌酸及其改性催化剂上甲苯的区域选择性硝化

Niobic acid as a solid catalyst can be directly applied in the hydrolysis, esterification, condensation and alkylation reaction etc.

铌酸可直接作为固体催化剂，应用于水解、酯化、缩合、烷基化等反应中；

Liquid-phase Esterification Catalyzed by Niobic Acid

铌酸液相催化酯化

Keywords Niobic Acid;Esterification Reaction;Ethyl Alcohol;Iso-Amyl Alcohol;Catalytic Behavior;Acetic Acid;

铌酸酯化反应;乙醇;异戊醇;乙酸;催化性能;