Results 41 to 50 of about 2,923 (193)

Insecticidal Effect of an Enhanced Attapulgite for the Control of Four Stored-Product Beetle Species

Agronomy, 2022
We examined the insecticidal effect of three different dust formulations, which were attapulgite (W), attapulgite mix with oregano essential oil with 52% carvacrol (D1), and attapulgite mix with oregano essential oil with 75% carvacrol (D2), in four ...
Evagelia Lampiri, Paraskevi Agrafioti, Ioannis Vagelas, Christos G. Athanassiou   +3 more
doaj   +1 more source

Investigate About the Iraqi Attapulgite Clay as a Mineral Admixture for Concrete [PDF]

Engineering and Technology Journal, 2014
Tremendous research efforts have been directed to investigate the possibility of using the Iraqi Attapulgite clay as a mineral admixture to improve some properties of concrete.
Kais J. Frieh, Waleed A. Abbas, Samer H. Malik   +2 more
doaj   +1 more source

Characteristics and Effects of Modified Attapulgite for Stabilization of Cadmium Contaminated Alkaline Soils

Yankuang ceshi, 2022
BACKGROUND With the high specific surface area, rich functional groups and strong adsorption capacity, attapulgite (AT) and its modified materials have become a research hotspot in the field of heavy metal remediation of farmland soil.
SU Junjie, LIU Yongbing, WANG Heli, GUO Wei, WANG Jialiang, WANG Hongpeng, ZHANG Yuanhao   +6 more
doaj   +1 more source

Fresh and Hardened Properties ofLightweight Self CompactingConcrete Containing Attapulgite [PDF]

Engineering and Technology Journal, 2016
The main objectives of this study were investigating the possibility of producing lightweight self -Compacting concrete (LWSCC) by using artificial coarse lightweight aggregate manufactured by burning locally available Attapulgite clay, estimating the ...
Waleed A. Abbas, Qais J.Frayyeh, Shubbar J. Al Obaidey   +2 more
doaj   +1 more source

VOC Emission Idle Rates and Differentiated Control Strategies for Chemical Enterprises Under China’s Discharge Permit System: Evidence from Jiangsu Province

Atmosphere
China’s pollutant discharge permit system mandates total-quantity emission control for industrial volatile organic compounds (VOCs), yet the actual utilization of permitted capacity remains poorly studied. This study developed an “emission idle rate” (IR
Xuemei Liu, Xiufang Zhu, Jianfeng Pang, Xijun Ma   +3 more
doaj   +1 more source

Adsorption of Cr (vi) Pollutants in Water Using Natural and Modified Attapulgite Clay

Chemical Engineering Transactions, 2019
Attapulgite clay also known as palygorskite is a mineral clay which possess good adsorption properties based on its adsorption capacity, porous structure and moderate cation exchange properties.
Sherpherd Tichapondwa, James Van Biljon
doaj   +1 more source

Chemical speciation and phytoavailability of Cr, Ni, Zn and Cu in loess amended with attapulgite-stabilized sewage sludge

Environmental Pollutants & Bioavailability, 2019
The mobility and phytotoxicity of heavy metals in the sludge produced by municipal wastewater treatment plants are key environmental factors limiting the agricultural application of sludge.
Liang Dai, Jun Ren, Tao Ling, Bigui Wei, Gang Wang   +4 more
doaj   +1 more source

Attapulgite Based Composite Adsorbents for Adsorption Refrigeration

, 2013
To develop a high performance adsorbent for adsorption refrigeration, the composite adsorbents of CaCl2/attapulgite (AT) are prepared. Experimental researches are carried out to investigate the influence of the content of CaCl2 and calcination conditions
Ma, Weibin, Weibin Ma, Li, Huashan, Xianbiao Bu, Wang, Lingbao, Huashan Li, Bu, Xianbiao, Lingbao Wang   +7 more
core   +1 more source

Thermally activated attapulgite as an adsorbent for heavy metals [PDF]

, 2013
Thermal activation of attapulgite was investigated. Attapulgite calcined at 6000C was used as an adsorbent for heavy metals in AMD. The effect of solid loading, residence time and adsorption temperature was investigated. Activated attapulgite showed that
Falayi, Thabo, Dlamini, Thabani, Ntuli, Freeman   +2 more
core   +1 more source

Surface Modification of Attapulgite by Grafting Cationic Polymers for Treating Dye Wastewaters

, 2021
In this study, the cationic polymer poly-epichlorohydrin-dimethylamine was immobilized on natural attapulgite to improve the dye adsorption capacities.
Kai Xia, Huan Guo, Xiaodong Zhang, Mingzhao Cao   +3 more
core   +1 more source