Antibacterial Epoxy hmoov txheej
Antibacterial Epoxy Hmoov Txheej Hmoov
Nyob rau hauv cov roj av cov roj thiab cov kav dej, muaj ntau cov kab mob, tshwj xeeb tshaj yog cov kab mob sulfate-txo cov kab mob, cov kab mob hlau, muaj cov kab mob saprophytic thiab multiply incessantly thiab cov yeeb nkab nplai, thiab muaj kev cuam tshuam loj heev clogging thiab corrosion, ncaj qha cuam tshuam rau. roj ntau lawm, roj thiab dej txhaj. Roj av kav dej, generally siv cov tshuaj tiv thaiv corrosion ntawm cov yeeb nkab steel lined nrog cov cement mortar, kev siv cov alkali muaj zog hauv cov cement mortar los tiv thaiv cov kab mob sib txuas thiab kev tsim tawm los tiv thaiv fungus tsim ntawm nodulation clogged kav. Npog nrog cov cement mortar, tsis zoo adhesion, yooj yim rau kev tawg ntawm qhov thaiv, yuav ua rau lub twj tso kua mis hloov pauv lossis lim lim; cement mortar txheej nto roughness, kev sib txhuam, thiab ua kom cov kis nruab nrab tsis kam thiab siab cuam tshuam rau cov kua dej ntws; dua vim yog tuab cement mortar hauv ob sab phlu, qhov tseeb txo qhov kev hloov ntawm cov kav dej. Antibacterial epoxy hmoov txheej txheej zoo rau qhov teeb meem no, cov yam ntxwv ntawm cov hmoov txheej rau inorganic antimicrobial Tus neeg saib xyuas, kev ua kom tsis muaj menyuam epoxy hmoov txheej npaj, kev ua kom tsis muaj menyuam, tiv thaiv corrosion ntawm sterilization epoxy hmoov txheej kav thiab ntau yam kev siv, txheej txheej kev ua tau zoo, kev ua tau zoo, thiab siv cov tshuaj tua kab mob hauv cov txiaj ntsig kev lag luam ntawm kev tiv thaiv corrosion.
Φ114mm × 9mm cement mortar hauv ob sab phlu ntawm pipelines raws li yav dhau los roj teb roj thiab dej pipelines sterilization mus kom ze, piv txwv li, lub throughput yuav txo los ntawm 24%; Txhawm rau xa cov khoom sib xws, koj yuav tsum tau nce txoj kab uas hla, yog li cov hlau pov tseg txog 30%. Txhawm rau daws qhov teeb meem no, Heilongjiang ceg ntawm kev tshawb fawb thiab thev naus laus zis nrog kev lag luam txwv kev lav phib xaub, thiab Bodie Youth Technology Development Co., Ltd., los tsim thiab siv lub tshuab tshwj xeeb cov hmoov sib tw tshuab tshuaj tua kab mob ntxiv tau ua tiav tiav nrog cov tshuaj tua kab mob, tiv thaiv corrosion. , inhibit algae yug me nyuam ib hom tshiab ntawm epoxy hmoov txheej. Ib txwm siv tshuab electrostatic txau, tshuaj tua kab mob epoxy hmoov txheej hauv cov yeeb nkab phab ntsa kom ua kom zoo nkauj tom qab kho, ruaj khov lub cev thiab tshuaj lom neeg, ua raws li lub teb chaws tus qauv ntawm kev tiv thaiv corrosion. Cov txheej tuaj yeem tua tau inhibiting adhesion ntawm cov kab mob, pwm, algae, thiab rhuav tshem cov kab mob ntau dua 98%. Cov thev naus laus zis no tsis yog nyob rau hauv ib qho poob swoop daws cov teeb meem saum toj no, thiab tus nqi ntxiv yog txwv. Cov txiaj ntsig tseem ceeb yog: qhov dav dav ntawm cov kab mob mus sij hawm ntev, lub sij hawm ntxiv rau lub sij hawm ntev tsis siv neeg sterilization, kub tsis kam, dej tsis kam, tshuaj corrosion, tsis kam, daim ntawv thov teb ntawm ib puag ncig muaj kuab paug rau tib neeg kev ruaj ntseg. Xyoo ntawm txoj kev loj hlob qhia tau hais tias qhov no yog cov khoom siv tshuaj tiv thaiv kab mob zoo heev.
Txij li thaum xyoo 1980s lig, cov neeg Nyij Pooj tau pib tsim kev sib txawv ntawm cov tshuaj tua kab mob, cov tshuaj tua kab mob thiab cov tshuaj tua kab mob tshiab inorganic antibacterial agent. Nws yog nyob ntawm ntau yam ntawm cov khoom siv tsis zoo uas ua los ntawm ib txoj kev ua haujlwm tshwj xeeb. Cov tshuaj tua kab mob. Nrog ib tug dav spectrum ntawm ntev-ntev antibacterial thiab ib puag ncig-phooj ywg hais txog qhov zoo, yog heev cog lus antibacterial khoom. Peb cov kws tshawb fawb mus rau hauv thaj chaw txij li xyoo 1990, vim tias muaj txiaj ntsig zoo ntawm inorganic antimicrobial thev naus laus zis, thiab kev cia siab zoo, Suav Academy ntawm Kev Tshawb Fawb, ntau lub tsev, peev hauv kev txhim kho thiab siv kev tshawb fawb, thiab ua tiav cov txiaj ntsig zoo, ua rau Tuam Tshoj lub ntiaj teb tom qab. Nyiv, inorganic antimicrobial technology, lub teb chaws loj tshaj plaws, loj hlob sai. Kefa siv tib yam kev lag luam, epoxy hmoov txheej inorganic antibacterial agents los ntawm Bodi Youth, cov tshuaj tua kab mob yog inorganic silicon oxide raws li cov cab kuj, inorganic antimicrobial hlau ntsev raws li active cov khoom xyaw, thiab tom qab lub ion txauv tshuab tso cai rau lub carrier puv loading antibacterial hlau ions, thiab tom qab ntawd tsoo cov txheej txheem siab tshaj plaws rau kev tsim cov hmoov ultra-fine antimicrobial tus neeg sawv cev. Lub ntsiab lub cev thiab tshuaj ntsuas cov tshuaj tiv thaiv kab mob. Khoom: dawb hmoov, ntshiab feem ntawm 1.9 mus rau 2.1; thaj chaw tshwj xeeb 600m2 / g; 0.35 ~ 0.4g / cm2; tshwj xeeb kub 0.26 cal / g; particle loj 1.27μm; pH 8 ~ 10; kub ntawm 8,000 ° C; acid (pH = 3-4); alkali (pH = 13)
Cov tshuaj tua kab mob nrog cov tshuaj tua kab mob ua haujlwm zoo heev, JC / T897-2002 thiab Ministry of Health "tsim tshuaj tua kab mob" (2002 tsab), Staphylococcus aureus, qhov tsawg kawg nkaus inhibitory concentration (MIC) yog 0.156g / L; E. coli Qhov tsawg kawg nkaus inhibitory concentration (MIC) txog 0.312g / L.
Cov tshuaj tua kab mob ntawm cov tshuaj toxicological tshawb pom muaj zog heev los ua pov thawj tias kev siv cov inorganic antibacterial tus neeg saib xyuas muaj kev nyab xeeb heev. Dab tsi yog lub hauv paus ntsiab lus ntawm cov kab mob tua kab mob kom tsis muaj menyuam? Muaj sevral Kev txhais lus sib txawv thiab qhov sib txawv, tab sis peb qhov kev xyaum yuav tsum yog: Thaum cov kab mob, cov kab mob thiab lwm yam microbes tuaj rau hauv kev sib cuag nrog kev tso tawm cov tshuaj tua kab mob hlau ions, cov tshuaj tiv thaiv kab mob no nrog cov nqi zoo, thaum cov kab mob microbial nrog cov nqi tsis zoo, raws li Coulomb gravity, ob qho tib si yooj yim heev rau kev sib nrig sib adsorption. Thaum qee tus naj npawb ntawm microbial nto txuag ntawm cov tshuaj tua kab mob hlau ions, nws yuav ua rau cov phab ntsa ntawm tes, cuam tshuam lawv cov cell membrane, tuaj rau hauv kev sib cuag nrog cov proteins intracellular thiab nucleic acids. Mus txog ib qho concentration tom qab cov tshuaj tiv thaiv rau cov protein denaturation, txo cov kev ua ntawm protease
Lub hauv paus ntawm tag nrho lub neej, vim yog cov protein inactivation ntawm cov proteins uas cuam tshuam rau cell metabolism thiab ua pa ua haujlwm, thiab tsis tuaj yeem raug cais tawm, kev tsim tawm mus txog thaum tuag, yog li ua tiav tag nrho cov txheej txheem ntawm bacteriostasis, sterilization. Sib txawv los ntawm cov tshuaj hnyav-raws li cov organic antibacterial agents, uas tua cov kab mob antibacterial nyob rau tib lub sij hawm, noj ntawm (volatile) nws tus kheej; chav kawm ntawm cov tshuaj tua kab mob no tua cov hlwb, cov tshuaj tua kab mob hlau ions los ntawm cov hlwb tso tawm nws tus kheej tsis muaj kev noj, tseem muaj nyob, tuaj yeem txuas ntxiv tua cov kab mob fungus. Qhov no yog lub peev xwm los tswj cov tshuaj tiv thaiv kab mob ntev ntev. Antibacterial epoxy hmoov txheej nrog zoo tib yam epoxy hmoov txheej cov ntaub ntawv siv thiab qhov piv ntawm cov kev hloov loj; kuj tsis muaj qhov sib txawv tseem ceeb hauv cov txheej txheem kev npaj, tab sis fungus-resistant epoxy hmoov txheej tiv thaiv kab mob ua haujlwm zoo heev. Cov Khoom Siv Hauv Tsev Kev Lag Luam Environmental Monitoring Center npaj los ntawm saum toj no fungus-resistant epoxy hmoov txheej nrog antibacterial muaj nuj nqi kuaj pom tau hais tias: zoo heev antibacterial nyhuv, xyuas cov qauv rau E. coli inhibition tus nqi ntawm 98.2%, nyob rau hauv txoj kab nrog JC / T897-2002 antibacterial kev ua tau zoo. Antibacterial epoxy hmoov txheej los tiv thaiv corrosion cov ntaub ntawv, siv cov txheej txheem hauv qab no tuaj yeem ua los ntawm lub cev thiab cov khoom siv tshuaj lom neeg ntawm kev ua raws thiab cov kab mob ua haujlwm hauv cov yeeb nkab los tiv thaiv corrosion: steel kav hlau xeb (Sa2 chav kawm) → kuaj → huab cua huv → IF cua sov (180 Cov yeeb nkab tiav ± 10) ℃ → txau hmoov → cov khoom tiav → kuaj → stacked.
Dab tsi yog cov yam ntxwv tseem ceeb ntawm kev tiv thaiv corrosion yeeb nkab kom tsis muaj menyuam? Xws li xya yam: tshuaj tua kab mob hmoov txheej curing kub (180 ± 10) ° C; txheej txheej yog yooj yim thiab zoo preservative nyhuv ntawm tus nqi thiab cement mortar hauv ob sab phlu anti-corrosion yeeb nkab ca; uniform tis ntawm ultrafine inorganic antibacterial hmoov txheej ntxiv lawv tus kheej kev nyab xeeb uas tsis yog-tshuaj lom, txheej muaj antibacterial neeg sawv cev yuav bactericidal, tiag tiag sustainable, mus sij hawm ntev; hloov cov cement mortar hauv ob sab phlu yeeb nkab, nce kev tswj hwm zoo ntawm cov yeeb nkab steel tso tawm ntawm thaj chaw basal, uas yuav nce mus txog 24%; yeeb nkab txheej du nto, kev sib txhuam me me, txo qhov kev xa khoom siab ntawm kev tshaj tawm, tab sis kuj txhim kho cov kev xa tawm ntawm ntau tshaj 5 feem pua, ua lub luag haujlwm ntawm kev txuag hluav taws xob; muaj cov kab mob tua kab mob vim yog txheej txheej, cov kab mob tsis zoo yog qhov nyuaj rau txuas cov phab ntsa propagation tuaj yeem txuas ntxiv pigging voj voog, txo cov pigging kom txo tau cov nqi; nws lub neej yog cement mortar hauv ob sab phlu sevral sij hawm. Antibacterial epoxy hmoov coatings, antibacterial anti-corrosion txheej yuav cia li tua txuas nrog rau cov kab mob, fungi, poov xab thiab ntau yam algae. Ntxiv rau cov roj uas tau hais los saum toj no, cov dej txhaj tshuaj yeeb nkab phab ntsa txheej kuj tseem siv tau rau hauv ntau qhov chaw ntawm cov khoom siv ua zaub mov, kev tsim cov nkoj, cov ntaub ntawv tsim kho, xws li kev ua kom tsis muaj menyuam, tiv thaiv corrosion, tiv thaiv algae project, txheej txheej txheej qhia tag nrho. ua raws li SY/T0442-1997 tus qauv kev cai. Kev siv dav dav thiab cog lus.