Radiolytic modification of polymer filler for cement compositions
- 作者: Kholodkova E.1, Nevolin Y.1, Shapagin A.2, Grafov O.1, Ponomarev A.1
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隶属关系:
- A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of Sciences
- A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of Sciences Leninsky prospekt 31(4), Moscow, 119071 Russia
- 期: 卷 58, 编号 1 (2024)
- 页面: 54-59
- 栏目: РАДИАЦИОННАЯ ХИМИЯ
- URL: https://journals.rcsi.science/0023-1193/article/view/258148
- DOI: https://doi.org/10.31857/S0023119324010055
- EDN: https://elibrary.ru/KAHFSP
- ID: 258148
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详细
The influence of preliminary irradiation (3 MeV electron beam) of powdered (≤0.2 mm) synthetic polymers (polyethylene, polypropylene, polyvinyl chloride, polycarbonate, polyethylene terephthalate, or polystyrene) on the compressive strength of cement-sand-polymer compositions has been studied. The surface oxidation of the powders was ensured by irradiation in air or in a water-air mixture. It is shown that the oxidation of the powder in an aqueous medium, as well as the post-radiation alkalization of the powders, contribute to a higher strength of the composites. Oxidation of the powder in air leads to a relative decrease in the strength of the composite due to a higher yield of acid formation.
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作者简介
E. Kholodkova
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of Sciences
Email: ponomarev@ipc.rssi.ru
俄罗斯联邦, Leninsky prospekt 31(4), Moscow, 119071
Yu. Nevolin
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of Sciences
Email: ponomarev@ipc.rssi.ru
俄罗斯联邦, Leninsky prospekt 31(4), Moscow, 119071
A. Shapagin
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of SciencesLeninsky prospekt 31(4), Moscow, 119071 Russia
Email: ponomarev@ipc.rssi.ru
俄罗斯联邦, A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of Sciences
Leninsky prospekt 31(4), Moscow, 119071
O. Grafov
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of Sciences
Email: ponomarev@ipc.rssi.ru
俄罗斯联邦, Leninsky prospekt 31(4), Moscow, 119071
A. Ponomarev
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry of the Russian Academy of Sciences
编辑信件的主要联系方式.
Email: ponomarev@ipc.rssi.ru
俄罗斯联邦, Leninsky prospekt 31(4), Moscow, 119071
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