activated clay

activated clay

[′ak·tə‚vād·əd klā]
(materials)
Bentonite, or other clay, treated with acid to enhance its ability to absorb or bleach.
Mentioned in ?
References in periodicals archive ?
In fact, it has been observed that the number of acid centers significantly increases in acid activated clay samples compared with natural samples.
Then the monomer and the activated clay solutions were combined and allowed to stir for the desired reaction times.
The chemical compositions of the natural and activated clay samples were determined by using X-ray fluorescence (XRF), Philips PW 2400 XRF spectrometer.
The method entails inserting articles into a cleaning basket of a dry cleaning machine; immersing the articles in a cleaning fluid comprising a siloxane solvent composition; agitating them in a siloxane solvent composition; filtering the siloxane solvent composition through at least one regenerative filter having a pre-coating comprising an activated clay and removing the siloxane composition from the articles.
Yet we have to add: There is a third possibility, which supposes the calcium ion acting on activated clay substances in aqueous conditions.
Using anhydrous Calcium Chloride as the desiccant, ProDriPole is designed to work in relatively open environments as opposed to silica gel and activated clay which must be contained within a controlled atmosphere such as a hermetically-sealed barrier foil bag in order to be effective.
The effects of pH and salinity on kinetics of paraquat sorption onto activated clay.
We propose in this paper a method for preparation of activated clay based on chemical activation.
Some common desiccants are activated clay, activated carbon, activated alumina and silica gel.
Accumulative mulling helps maintain higher levels of activated clay and higher strengths.
Activated clay (CAS 68333-91-5) Market Research Report 2012 presents comprehensive data on activated clay markets globally and regionally (Europe, Asia, North America etc.
The bleaching capacity of the natural and acid activated clay samples was investigated by using them to bleach palm oil.