Enwere ike kewaa ihe nke ngwaọrụ ahụike ụzọ abụọ: ihe igwe na ihe polymer. Njirimara nke ihe igwe kwụsiri ike ma nwee ezigbo nnabata maka ụzọ dị iche iche igba ogwu. Ya mere, a na-atụlekarị nnabata nke ihe polymer na nhọrọ nke ụzọ igba ogwu. Ihe ndị a na-ejikarị eme ihe maka ọgwụ ọgwụ maka ngwaọrụ ahụike bụ polyethylene, polyvinyl chloride, polypropylene, polyester, wdg, ha niile nwere ezigbo ihe na-eme mgbanwe na ihe ndị dị na ya.Ethylene oxide (EO)sterilization usoro.

EObụ sterilant sara mbara nke nwere ike igbu microorganisms dị iche iche n'ime ụlọ okpomọkụ, gụnyere spores, ụkwara nta bacteria, nje bacteria, nje, fungi, wdg. N'ime ụlọ okpomọkụ na nrụgide,EObụ gas na-enweghị agba, dị arọ karịa ikuku, ma nwee isi ether na-esi ísì ụtọ. Mgbe okpomọkụ dị ala karịa 10.8 ℃, gas liquefis wee ghọọ mmiri mmiri na-enweghị agba na obere okpomọkụ. Enwere ike ịgwakọta ya na mmiri n'ụzọ ọ bụla, a pụkwara ịgbaze ya na ihe ndị na-edozi ahụ nke a na-ejikarị eme ihe. Nrụgide ikuku nke EO dị ntakịrị, ya mere, ọ nwere ike ịbanye n'ime ihe ndị a na-eme ka ọ ghara ịmịcha, nwere ike ịbanye na micropores ma rute akụkụ miri emi nke ihe ndị ahụ, nke na-eme ka ọ bụrụ nke ọma.

Okpomọkụ igba ogwu

N'imeethylene oxidesterilizer, mmegharị nke molekul ethylene oxide na-abawanye ka okpomọkụ na-ebili, nke na-eme ka ọ rute akụkụ ndị kwekọrọ na imeziwanye mmetụta sterilization. Otú ọ dị, n'ime usoro mmepụta n'ezie, okpomọkụ sterilization enweghị ike ịbawanye ruo mgbe ebighị ebi. Na mgbakwunye na ịtụle ụgwọ ọrụ ike, arụmọrụ akụrụngwa, wdg, a ghaghị ịtụle mmetụta nke okpomọkụ na arụmọrụ ngwaahịa. Oke okpomoku dị elu nwere ike mee ngwangwa ire ere nke ihe polymer, na-ebute ngwaahịa na-erughị eru ma ọ bụ belata ndụ ọrụ, wdg.Ya mere, ethylene oxide sterilization okpomọkụ na-abụkarị 30-60 ℃.

Iru mmiri dị n'etiti

Mmiri bụ onye so na yaethylene oxidesterilization mmeghachi omume. Naanị site n'ịhụ na ụfọdụ iru mmiri dị na sterilizer ka ethylene oxide na microorganisms nwere ike nweta mmeghachi omume alkylation iji mezuo ebumnuche nke ịmụ nwa. N'otu oge ahụ, ọnụnọ nke mmiri nwekwara ike mee ka ịrị elu okpomọkụ dị na sterilizer ma kwalite otu nkesa ike ọkụ.The ikwu iru mmiri nkeethylene oxidesterilization bụ 40%-80%.Mgbe ọ dị ala karịa 30%, ọ dị mfe ịkpata ọdịda sterilization.

Ntinye uche

Mgbe ikpebi sterilization okpomọkụ na ikwu iru mmiri, naethylene oxideNtinye uche na ịrụ ọrụ nke ọma n'ozuzu na-egosi mmeghachi omume kinetic nke mbụ, ya bụ, ọnụ ọgụgụ mmeghachi omume na-abawanye na mmụba nke ntinye ethylene oxide na sterilizer. Agbanyeghị, uto ya enweghị oke.Mgbe okpomọkụ gafere 37 Celsius C na ntinye nke ethylene oxide karịrị 884 mg / L, ọ na-abanye n'ọnọdụ mmeghachi omume efu., na nkeethylene oxideitinye uche na-enwe obere mmetụta na ọnụego mmeghachi omume.

Oge ime ihe

Mgbe ị na-eme nkwado sterilization, a na-ejikarị usoro ọkara okirikiri iji chọpụta oge ịgba ọgwụ mgbochi ọrịa. Usoro ọkara okirikiri pụtara na mgbe paramita ndị ọzọ ma e wezụga oge na-agbanweghị, oge ihe omume na-ebelata n'usoro ruo mgbe oge kacha nso maka ihe sterilized iji ruo ọnọdụ adịghị mma. A na-emeghachi ule ịmụ nwa ugboro atọ. Ọ bụrụ na enwere ike nweta mmetụta sterilization, enwere ike ikpebi ya dịka ọkara okirikiri. Iji hụ na mmetụta sterilization dị,oge sterilization n'ezie kwesịrị ịbụ opekata mpe okpukpu abụọ nke ọkara okirikiri, ma a ga-agụta oge ihe omume site na mgbe okpomọkụ, iru iru mmiri,ethylene oxideitinye uche na ọnọdụ ndị ọzọ na sterilizer na-emezu ihe a chọrọ.

Ihe nkwakọ ngwaahịa

Ụzọ sterilization dị iche iche nwere ihe dị iche iche chọrọ maka ihe nkwakọ ngwaahịa. Ekwesịrị ịtụle ngbanwe nke ihe nkwakọ ngwaahịa ejiri mee usoro igba ogwu. Ihe nkwakọ ngwaahịa dị mma, ọkachasị ihe nkwakọ ngwaahịa kacha nta, na-emetụta ozugbo mmetụta mgbochi nke ethylene oxide. Mgbe ị na-ahọrọ ihe nkwakọ ngwaahịa, opekata mpe ihe ndị dị ka nnabata nnabata, ikuku ikuku, na ihe ndị na-egbu nje kwesịrị ịtụle.Ethylene oxidesterilization chọrọ ihe nkwakọ ngwaahịa ka ọ nwee ụfọdụ permeability ikuku.