Sentence examples for modified supports are from inspiring English sources

Systems with chemically modified supports are shown to be more efficient and stable catalysts however; chemical nature of functional groups plays a crucial role.

The surface of sulfonic acid functionalized silica has been modified by silylation, using two silylating agents: (CH3 3SiCl and CF3(CF2)5(CH2)2Si(CH3)2Cl. The modified supports were characterized by different techniques.

A blank alumina catalyst support was modified by deposition of TiO2, ZrO2 or carbon, and cobalt molybdate catalysts prepared from the modified supports were evaluated in a laboratory coal liquefaction microreactor unit.

La2O3 modified supports and catalysts are characterized using BET specific surface area, XRD, TPR, TPO, and H2-pulse chemisorption.

Once modified the supports were taken to prepare catalysts by ionic exchange with a palladium salt.

The modified ceria supports were synthesized by co-precipitation (CP) and by mechanochemical activation (MA).

Palladium catalysts using these modified supports and PdCl2 as precursor were prepared, and subsequently tested in the partial hydrogenation of 1,3-butadiene under conditions of excess hydrogen.

Both Al2O3 and Ca-modified Al2O3 supports are not catalytically active for the ethanol reforming.

SEM and TEM results show that tungsten phases are well dispersed on carbon modified support whereas these phases are preferentially distributed on part of the carbon covered zeolite support.

According to the results of further analysis, structure optimizations such as using block structures in the break-out and modifying the feeder supports are proved with good effect.

Solid supports are modified with a mixed organic/inorganic zirconium phosphonate monolayer film providing a stable, well-defined interface.