Guiding questions for catalyst synthesis and use in selective catalytic oxidation reactions

نویسندگان

چکیده

This paper presents a brief history of catalysis, as well the processes selective oxidation hydrocarbons. On other hand, basic concepts involved in heterogeneous catalysis are mentioned, emphasizing role catalytic materials chemical and posing series guiding questions to be followed when approaching process catalyzed by solid materials. In same way, methods synthesis catalysts called literature sol-gel impregnation shown, identifying influence each stage preparation with physical properties Finally, case study applied methane methanol using iron, molybdenum vanadium synthesized method is presented.

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Synthesis, Characterization and Catalytic Performance in the Selective Oxidation of Alcohols by Metallophthalocyanines Supported on Zinc Oxide Nanoparticles

Unsubstituted phthalocyanines of Co, Fe and Mn supported on zinc oxide nanoparticles were prepared and were well characterized with X-ray diffraction and scanning electron microscopy. The oxidation of alcohols with tert-butylhydroperoxide, in the presence of metallophthalocyanines supported on zinc oxide nanoparticles was investigated. These MPc/ZnO nanocomposites were effective catalysts for t...

متن کامل

Hydrothermal synthesis, characterization and catalytic performance of La3+ and Sm3+ - doped Bi2Mn2O7 nanocatalysts for Biginelli reactions

La3+ and Sm3+ - doped Bi2Mn2O7 nanocatalysts were synthesized in 1 M NaOH aqueous solution, via a stoichiometric 1:1 Bi:Mn molar ratio hydrothermal method at 180 °C for 48 h. Bi(NO3)3, MnO2, La(NO3)3 and Sm2O3 were used as raw materials. The synthesized nanomaterials were characterized by powder X-ray diffraction (PXRD) technique. Both of the La3+ and Sm3+ - doped Bi2Mn2O7 nanomaterials were cr...

متن کامل

Synthesis and catalytic performance of Ti-MCM-68 for effective oxidation reactions.

Microporous titanosilicate Ti-MCM-68 (Ti-MSE) was successfully synthesized by post-synthetic isomorphous substitution of Ti for Al and proved to be a high-performance catalyst, in particular showing superior performance to TS-1, Ti-BEA, and Ti-MWW for phenol oxidation using H(2)O(2) as an oxidant.

متن کامل

Vanadium and molybdenum peroxides: synthesis and catalytic activity in oxidation reactions.

Catalysis by transition metal ions in oxidation reactions with hydrogen peroxide and alkyl hydroperoxides is a leading topic in the pursuit of more sustainable and selective processes, to obtain compounds with high added value. The most recent achievements concerning the synthesis and characterization, as well as the key aspects of reactivity, of V(V) and Mo(VI) peroxo complexes have been colle...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Applied chemical engineering

سال: 2022

ISSN: ['2578-2010']

DOI: https://doi.org/10.24294/ace.v5i2.1636