Sentence examples for improved acidity from inspiring English sources

The SO3H-Meso ZSM-5 catalyst with improved acidity and mesoporosity exhibited enhanced catalytic activity in acid-catalyzed liquid-phase reaction of 2′-hydroxyacetophenone and benzaldehyde compared with non-functionalized mesoporous ZSM-5 (Meso ZSM-5) and functionalized microporous ZSM-5 (SO3H-ZSM-5).

However, to modify the stability and acidity and satisfy the requirements of FCC conditions, zeolite Y is typically modified by ion exchange generating acidity, or hydrothermal treatment producing the so-called ultrastable Y (USY), or exchanging with multivalent cations such as rare-earth ions (La3+ and Ce3+) for improving acid strength.

As shown in Fig. 6, the hierarchical SAPO-11 modified by both CA and HCl had improved surface acidities.

It was found that the sulfation or the addition of a low amount of vanadium into the TiM-PILC reduces the surface area but improves the acidity of the material.

At optimum conditions of acid treatment the catalyst exhibited improved properties such as acidity and the catalyst gave enthusiastic results claiming 98% selectivity to isomers in n-hexane hydroisomerization reaction.

It has been proved out that BDPLA possesses highly improved hydrophilicity and reduced acidity of degrading products compared with PDLLA.

Hydrothermal stability and acidity was improved over MCM-41 due to the introduction of Beta building units into the mesopore walls.

The introduction of phosphoric groups, with higher acidity strength, improved the selectivity to h-GTBE, and glycerol triether was detected in low amounts.

It not only has good heavy oil conversion and heavy metal resistance ability, but is also positive to form ideal pores for propylene molecules to diffuse; (2) active component's modification technology has improved its hydrothermal and acidity stability.

The experimental results showed that the catalyst hydrodenitrogenation (HDN) performance could be remarkably improved by adjusting the acidity of the catalyst support via HY zeolite pretreatment and P and F modification.

Increase in the temperature and acidity significantly improved disintegration rate of carrot.