akụkọ

Clinoptolite na-ezo aka na mineral silicate aluminum nke nwere sodium, potassium, na calcium n'ime ezinụlọ zeolite, yana kristal kachasị n'ụdị efere doro anya. Zeolite bụ otu n'ime mineral zeolite kachasị. Kristal ya na-apụta ìhè ma nwee ike ịgbanwe aja aja ma ọ bụ ọbara ọbara n'ihi ihe ndị na-adịghị mma. Zeolite bụ aluminosilicate ígwè alkali hydrated nke nwere ike ịrụ ọrụ dị ka ihe mkpuchi molekul mgbe mmiri gwụchara, na-ewepụta nitrogen site na ikuku ma na-eme ka oxygen baa ụba. Enwere ike iji zeolite dị ka ihe nnọchi anya mgbanwe ion maka ọgwụgwọ nke ihe mkpofu nuklia, ọ bụkwa ihe na-emeju ma na-agbasa n'ime ụlọ ọrụ mmepụta akwụkwọ.

Dabere na mmepụta kwa afọ nke ihe dị ka tọn nde atọ nke zeolite eke n'ụwa niile, ihe karịrị pasent 80 nke mmepụta zeolite n'ụwa bụ nke mineral zeolite eke clinoptilolite. Na mgbakwunye na nke eke, ọtụtụ zeolites sịntetik ka emebere gburugburu ụwa maka mmepe nke sekọnd cationic. Agbanyeghị, ruo ugbu a, naanị zeolites sịntetik 232 nwere ihe owuwu ndị a ka achọpụtara ma mepụta, ọtụtụ ndị ọkà mmụta sayensị zeolite na-ajụ ihe kpatara na enwere obere obere ohere. Zeolite eke bụ akụ nwere ọtụtụ nchekwa, nke bụ kristal hydrated aluminosilicate nwere nhazi ọkpụkpụ, nwere oghere ndị mmiri, alkali, na alkaline earth metal cations bi na ya. N'ihi ikike cationic ha dị elu na njirimara nke sieves molecular, ejirila zeolites eke mee ihe dị ka ihe na-adọrọ adọrọ maka cations na nkewa na oche ọrụ dị ọcha n'ime iri afọ ole na ole gara aga.

Usoro clinoptilolite gụnyere ụdị atọ. A na-akpọ Clinoptilolite K, clinoptilolite Na, na clinoptilolite Ca aha site na isi ihe ha. A na-agbanwe ihe ndị a n'oge mgbanwe cation, nke bara uru maka ọla dị arọ, nsí, ammonia, wdg. nke nwere mmasị dị elu na mineral.

Ike mgbanwe nke cations NH4 na nkume clinoptilolite dị elu nke ukwuu, clinoptilolite nwekwara ike ịgbanwe ụfọdụ ọla dị arọ n'ụzọ dị iche iche, na-eme ka ọ dị mma iwepụ ion ígwè dị arọ.

1. Arụmọrụ adsorption. Zeolite nwere nnukwu oke elu (500-1000 square mita/gram) ma nwee ike ịmepụta ike mgbasa dị ukwuu, na-eme ka ọ bụrụ ihe na-adọrọ adọrọ nke ọma. E nwere ọtụtụ oghere na ọwa nha nhata n'ime kristal zeolite, nke nwere dayameta ziri ezi na nke edobere (ihe dị ka 3-11A) n'okpuru ọnọdụ anụ ahụ na kemịkalụ ụfọdụ. Ha nwere ike itinye ihe ndị pere mpe karịa dayameta a, ebe a na-ewepụ ihe ndị buru ibu karịa dayameta a. A na-akpọ ihe a mmetụta "molecular sieve", mana ọ bụghị zeolites niile nwere ike ịrụ ọrụ dị ka molecular sieves.

2. Arụmọrụ nke catalytic. N'ihi nnukwu elu ya nke na-amịkọrọ ihe, zeolite nwere ike ịnabata ọtụtụ ihe ndị a na-amịkọrọ ihe, nke nwere ike ịkwalite mmeghachi omume kemịkalụ n'elu ya. Ya mere, zeolite na-eje ozi dị ka ihe na-akpali akpali na ihe na-ebuga catalytic.

3. Nkwụsi ike nke okpomọkụ. Nkwụsi ike nke okpomọkụ nke nkume zeolite metụtara ihe ndị dị ka ụdị cations dị na nkume zeolite, oke silicon aluminum nke zeolite, na nhazi ime nke zeolite.

4. Nguzogide asịd. Zeolite nwere ezigbo nguzogide asịd. Na mgbakwunye, zeolite nwekwara ihe ndị dị mkpa dịka mmeghachi omume kemịkalụ, radieshon infrared dị anya, na mmiri a na-agbanwe agbanwe

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Oge ozi: Febụwarị-26-2024