- Tytuł:
-
Strukturalne i powierzchniowe właściwości wybranych adsorbentów mineralnych
Surface and structural properties of mineral adsorbents - Autorzy:
-
Choma, J.
Zdenkowski, J. - Powiązania:
- https://bibliotekanauki.pl/articles/237496.pdf
- Data publikacji:
- 2001
- Wydawca:
- Polskie Zrzeszenie Inżynierów i Techników Sanitarnych
- Tematy:
-
oczyszczanie wody
oczyszczanie ścieków
adsorbent mineralny
właściwości adsorpcyjne
właściwości strukturalne
właściwości powierzchniowe - Opis:
- Surface and structural properties of thermally and chemically modified mineral adsorbents (originated from Dunino near Legnica) were characterized on the basis of low-temperature nitrogen adsorption isotherms. For the purpose of comparison, one mineral adsorbent from USA was also characterized. Structural parameters were evaluated by using Brunauer, Emmett and Teller (BET), as well as Gregg and Sing [alfa s] methods. Pore size distributions were determined by the Barrett, Joyner and Halenda (BJH) method with a Kelvin-type relationship proposed by Kruk, Jaroniec and Sayari. The mineral adsorbents from Dunino were found to possess relatively well developed mesoporous structures (as manifested by the relatively large specific surface areas and the pore volumes) and no micropores. They may be of utility in the adsorption of larger molecules from liquid solutions but do not seem to be attractive for gas adsorption applications.
- Źródło:
-
Ochrona Środowiska; 2001, 4; 5-8
1230-6169 - Pojawia się w:
- Ochrona Środowiska
- Dostawca treści:
- Biblioteka Nauki