Examples of 'modified silica' in a sentence
Meaning of "modified silica"
modified silica - Refers to silica (a mineral compound) that has been altered, treated, or enhanced in some way to improve its qualities or performance for specific applications or purposes
How to use "modified silica" in a sentence
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modified silica
This resulted in a white slurry of modified silica.
The modified silica obtained was used as carrier for catalyst preparation.
With silica particles or modified silica.
Such modified silica particulates are equally suitable for reinforcing organopolysiloxane elastomers.
Separation of the modified silica.
For each modified silica column, two experiments were carried out.
Two experiments are carried out for each modified silica.
A dispersion of surface modified silica particles comprising,.
Amounts of macrocycles grafted for the different modified silica gels.
After drying, the modified silica sol gives a hydrophobic silica powder.
The desired macrocycle is subsequently condensed onto the modified silica gel.
The surface modified silica according to claim 1 wherein said treating is a heat treatment.
Ormosil is a shorthand phrase for organically modified silica or organically modified silicate.
In other embodiments the compositions will be free of silica or hydrophobically modified silica.
The procedure of preparing an aluminium modified silica sol is further described in e . g.
See also
This heterogeneity greatly harms the effectiveness and the selectivity of the modified silica gel.
A non-limiting illustration of the surfactant modified silica of the present invention follows.
This formed a porous ink-absorbing layer, which included inorganic modified silica.
Hydrophobically modified silica Compositions of the invention comprise hydrophobically modified ( HM ) silica as a dispersant material.
The XA acid or salt is solvated in the modified silica polymer.
The thus modified silica gel is then dried in vacuo for 10 hours.
The sample extract was split and the PCB fraction was purified with a modified silica column.
The procedure of preparing an aluminium modified silica sol is further described in e.g. ".
The preparation of C1 was substantially repeated using the triisobutylaluminum treated phenylsilane modified silica of 7B4.
The ratio of aluminium modified silica to bentonite in this suspension was thus about 1:1.
Process for purifying maytansinol from a crude maytansinol by chemically modified silica HPLC column chromatography.
A dispersion of HALS modified silica nanoparticles with 25 wt. % solid content is obtained.
A white / blue viscous dispersion of modified silica was obtained.
Subsequently, the modified silica delivers a safe and permanent antimicrobial function ( Step 2 ).
This resulted in a clear, blue dispersion of modified silica.
The hydrophobically modified silica materials described in U.S. Patent Pub.
Composition according to claim 3, comprising a hydrophobically modified silica dispersant.
A surface modified silica is AeroSil RX50 manufactured by Aerosil Nippon, located in Japan.
A method of making a dispersion of surface modified silica particles comprising,.
The modified silica thus isolated is dried in the oven at 60 ° C. to constant weight.
Another subject-matter of the present invention is various uses of the modified silica described above.
Preparation of the hindered amine light stabilizer modified silica nanoparticles Solution C,.
The preferred method is chromatography over Toyopearl followed by reverse phase modified silica gel ( RP-18 ).
The process of claim 35, wherein the chemically modified silica is cyano-bonded silica.
Preferably, the HPLC column is a hydrocarbon modified silica.
This resulted in a clear blue nonviscous colloidal dispersion of modified silica ( Colloidal Dispersion B ).
The amount of grafted macrocycles is then 0.8 mmol / g of modified silica gel.
Example 16, Preparation of photoinitiator and octyl modified silica nanoparticles.
Fig . 4 is a representation of the synthesis of a TEC modified silica surface ;.
Example 14, Preparation of photoinitiator and propyl methacrylate modified silica nanoparticles.
Example 9 ( Reference Example ), Preparation of antioxidant modified silica nanoparticles.
Example 7 ( Reference Example ), Preparation of hydroxyether modified silica nanoparticles.
The preferred method is chromatography over reverse phase modified silica gel ( RP-18 ).
The matting and reinforcing additive of Examples 12 and 13 is the modified silica of Example 1.
Example 12 ( Reference Example ), Preparation of caprolactone modified silica nanoparticles.
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