I-Antibacterial Epoxy Powder Coating

I-Epoxy ye-Antibacterial I-Powder Coating Powder

Emapayipini kawoyela namanzi asensimini kawoyela, kunamagciwane amaningi, ikakhulukazi amagciwane anciphisa i-sulfate, amagciwane ensimbi, ukuba khona kwamagciwane e-saprophytic futhi anda ngokungaphezi kanye nesikali samapayipi, futhi angaphansi kokuvinjelwa okukhulu nokugqwala, okunomthelela oqondile ukukhiqizwa kukawoyela, umjovo kawoyela namanzi. Amapayipi amanzi asensimini kawoyela, isakhi sofuzoralkusetshenziswa i-anti-corrosion yepayipi lensimbi elifakwe udaka lukasimende, ukusetshenziswa kwe-alkali eqinile odakeni lukasimende ukuvimbela ukunamathela kwamagciwane kanye nokuzala ukuze kuvinjelwe ukwakheka kokhunta kwamapayipi avalekile. Ifakwe udaka lukasimende, ukunamathela okungalungile, ukuqhekeka kalula kwe-block, kuzolimaza ipompo yokudlulisa noma isihlungi esivaliwe; Ungqimba lukasimende lwengqimba yodaka, ukungqubuzana, nokwandisa ukumelana nokudlulisa okuphakathi nokucindezela kuthinta izinga lokugeleza koketshezi; futhi ngenxa yongqimba lukasimende oluwugqinsi, ukuncishiswa kwangempela kokugudluzwa kwepayipi. I-antibacterial epoxy powder coating ikhambi elihle kule nkinga, izici ze-powder coating ye-inorganic i-antimicrobial i-ejenti, ukulungisa inzalo ye-epoxy powder enamathela, indlela yokuvala inzalo, i-anti-corrosion i-sterilization epoxy powder enamathela amapayipi kanye nohlu lwezinhlelo zokusebenza, ukusebenza kobuchwepheshe bokumboza, ukusebenza kahle, kanye nokusetshenziswa kwe-antibacterial ngaphakathi kwezinzuzo zezomnotho zepayipi elilwa nokugqwala.

Φ114mm × 9mm ulayini lukasimende lukasimende lwamapayipi ngokuhambisana nendlela yangaphambilini yokuvala inzalo kawoyela endaweni kawoyela namapayipi amanzi, isibonelo, ukuphuma kuzoncipha ngo-24%; ukuze udlulise okuphumayo okufanayo, kufanele ukwandise ububanzi, ngaleyo ndlela imfucuza yensimbi ibe ngu-30%. Ukuze kuxazululwe le nkinga, i-Heilongjiang Branch yesayensi nobuchwepheshe nenkampani ebophezelekile embonini, kanye ne-Bodie Youth Technology Development Co., Ltd., ukuthuthukisa nokusebenzisa umshini okhethekile oyimpuphu ophethe i-ejenti elwa namagciwane eyengeziwe yalungiswa ngempumelelo nge-antibacterial, anti-corrosion. , vimbela ulwelwe oluzalanisa uhlobo olusha lwe-epoxy powder coating. Ubuchwepheshe bendabuko be-electrostatic spraying, i-antimicrobial epoxy powder coating odongeni lwamapayipi ukuze kwakheke ukubukeka okubushelelezi ngemva kokuphulukisa, izakhiwo ezinzile ngokomzimba namakhemikhali, ngokuhambisana ngokugcwele nezindinganiso zikazwelonke zokulwa nokubola. Ukugqoka kungabulala ngokuzenzakalelayo ukuvimbela ukunamathela kwamagciwane, isikhunta, ulwelwe, futhi kucekele phansi izinga lebhaktheriya elingaphezu kwama-98%. Lobu buchwepheshe abugcini nje ekuxazululeni izinkinga ezingenhla, futhi izindleko ezengeziwe zilinganiselwe. Izinzuzo ezivelele yilezi: i-spectrum ebanzi ye-antibacterial yesikhathi eside, isikhathi sokwengeza inzalo ezenzakalelayo yesikhathi eside, ukumelana nokushisa, ukumelana namanzi, ukugqwala kwamakhemikhali, akukho ukumelana, izinkambu zokusebenzisa ukungcoliswa kwemvelo ekuvikelekeni komuntu. Iminyaka yentuthuko ibonisa ukuthi lokhu kuyinto ethembisayo kakhulu ye-antimicrobial material.

Kusukela ngasekupheleni kwawo-1980, amaJapane aqala ukwenza umehluko phakathi kwe-ejenti yendabuko, ye-organic antibacterial kanye ne-antifungal new inorganic antibacterial agent. Isekelwe ezintweni ezihlukahlukene ze-inorganic ezenziwe ngendlela ethile yokucubungula. Ama-antibacterial agents. With spectrum ebanzi ehlala isikhathi eside elwa namagciwane kanye nemvelo-friendly ukugqamisa izinzuzo, kuyinto ethembisa kakhulu impahla elwa namagciwane. Abacwaningi bethu baye kulo mkhakha kusukela ngawo-1990, ngenxa yezinzuzo ezinkulu zobuchwepheshe be-antimicrobial, kanye namathemba amahle, i-Chinese Academy of Sciences, inqwaba yamayunithi, ukutshalwa kwezimali ekuthuthukisweni nasekusetshenzisweni kocwaningo, futhi bathole imiphumela egculisayo, okwenza i-China ibe yizwe ngemuva. Japan , ubuchwepheshe be-inorganic antimicrobial, amazwe amakhulu, akhula ngokushesha. I-Kefa isebenzisa imboni efanayo, i-epoxy powder enamathela ejenti le-inorganic antibacterial evela ku-Bodi Youth, i-ejenti elwa namagciwane i-silicon oxide ye-inorganic njengesithwali, usawoti wensimbi we-inorganic antimicrobial njengezithako ezisebenzayo, futhi emva kobuchwepheshe bokushintshana kwe-ion kuvumela ophethe ukulayisha ngokugcwele ama-ion ensimbi elwa namagciwane, bese uphihliza indlela ethuthuke kakhulu yokukhiqiza i-ultra-fine powdered antimicrobial agent. Izinkomba eziyinhloko zomzimba nezamakhemikhali ze-ejenti ye-antimicrobial. Izakhiwo: impushana emhlophe, ingxenye emsulwa ye-1.9 kuya ku-2.1; indawo ethize 600m2 / g; ubukhulu 0.35 ~ 0.4g/cm2; ukushisa okuqondile 0.26cal / g; usayizi wezinhlayiyana 1.27μm; pH 8 ~ 10; ukushisa okungu-8,000 ° C; i-asidi (pH = 3-4); i-alkali (pH = 13)

I-ejenti ye-antimicrobial enokusebenza okuhle kakhulu kwe-antibacterial, i-JC/T897-2002 kanye noMnyango Wezempilo "imininingwane yezobuchwepheshe yokubulala amagciwane" (uhlelo luka-2002), i-Staphylococcus aureus, i-minimum inhibitory concentration (MIC) yi-0.156g / L; I-E. coli I-minimum inhibitory concentration (MIC) ukuya ku-0.312g / L.

Ama-antibacterial agents of the toxicological discovery of strong kakhulu ukuthethelela ukusetshenziswa kwe-inorganic antibacterial ejenti iphephe kakhulu. Uyini umgomo wokuvala inzalo kwe-ejenti elwa namagciwane? Ziyisikhombisaral Izincazelo ezahlukene kanye nomehluko, kodwa isipiliyoni sethu sokuzijwayeza kufanele kube: Lapho amagciwane, isikhunta kanye namanye amagciwane ehlangana nokukhululwa kwama-ion ensimbi elwa namagciwane, lezi zithako ezisebenzayo ezilwa namagciwane ezineshaje elihle, kuyilapho amagciwane aneshaje engalungile, ngokusho amandla adonsela phansi e-Coulomb, kokubili kulula kakhulu ekukhangiseni okufanayo. Lapho inani elithile le-microbial surface yokonga ama-ion ensimbi elwa namagciwane, lizobhidliza udonga lwamaseli ngokuphumelelayo, liphazamise ulwelwesi lwamangqamuzana lawo, lihlangane namaprotheni e-intracellular kanye nama-nucleic acid. Ifinyelela ekugxiliseni okuthile ngemva kokusabela kwamakhemikhali ku-denaturation yamaprotheni, inciphisa umsebenzi we-protease

Isisekelo sakho konke ukuphila, ngenxa yokungasebenzi kwamaprotheni amaprotheni athinta i-cell metabolism kanye nomsebenzi wokuphefumula, futhi ayikwazi ukuhlukaniswa, ukukhiqiza kuze kube sekufeni, ngaleyo ndlela kugcwalise yonke inqubo ye-bacteriostasis, inzalo. Ihluke kuma-agent e-antibacterial e-solvent-based e-organic antibacterial, abulala isigaba se-antibacterial ngesikhathi esifanayo, ukusetshenziswa (okuguquguqukayo) ngokwayo; leli klasi lama-antibacterial agents libulala amangqamuzana, ama-ion ensimbi elwa namagciwane avela kumaseli azikhulula akukho ukusetshenziswa, asekhona, angaqhubeka nokubulala ukucindezelwa kwesikhunta. Leli yikhono lokugcina isizathu esihlala isikhathi eside se-antimicrobial. I-antibacterial epoxy powder coating ne-epoxy powder coating ejwayelekile esetshenziswa kanye nesilinganiso sezinguquko ezinkulu; futhi awukho umehluko obalulekile enqubweni yokulungiselela, kodwa i-epoxy powder engavimbeli ukhunta umsebenzi wokulwa namagciwane muhle kakhulu. Isikhungo Sokuqapha I-Environmental Monitoring Centre ye-Building Materials Industry esilungiswe yi-epoxy powder evikela ukhunta engenhla enemiphumela yokuhlolwa kokusebenza kwe-antibacterial ibonisa ukuthi: umphumela omuhle kakhulu we-antibacterial, hlola isampula ye-E. coli inhibition rate engu-98.2%, ngokuhambisana ne-JC/T897-2002 antibacterial. izidingo zokusebenza. I-antibacterial epoxy powder coating anti-corrosion materials, kusetshenziswa le nqubo elandelayo ingenziwa ngezinto ezibonakalayo nezamakhemikhali zokuhambisana nomsebenzi we-antibacterial ngaphakathi kwepayipi elilwa nokugqwala: amapayipi ensimbi ukugqwala (ikilasi le-Sa2) → ukuhlolwa → ukuhlanza umoya → IF ukushisa (180 Ipayipi eliqediwe ± 10) ℃ → impushana yokufafaza → umkhiqizo oqediwe → ukuhlola → kupakishwe.

Yiziphi izici eziyinhloko zokuvala inzalo yamapayipi e-anti-corrosion? Kuhlanganisa izici eziyisikhombisa: elwa namagciwane powder enamathela lokushisa lokushisa (180 ± 10) ° C; inqubo enamathela ilula futhi omuhle umphumela wokulondoloza intengo kanye nosimende nosimende ulwelwesi anti-ukugqwala ipayipi flat; ukusatshalaliswa umfaniswano ultrafine wezinto ezingaphili elwa namagciwane powder enamathela wanezela ukuphepha kwabo non-toxic, enamathela babe ejenti elwa namagciwane kungaba bactericidal, esimeme ngempela, isikhathi eside; buyisela ipayipi lodaka lukasimende, okwandisa ukusebenza kahle kwepayipi lensimbi eliphuma endaweni ye-basal, okuzokhuphula ukuphuma kwama-24%; ipayipi enamathela ebusweni bushelelezi, ukungqubuzana encane, ukunciphisa ingcindezi kwezidingo abezindaba, kodwa futhi ngcono throughput amaphesenti angaphezu kuka-5, wadlala indima yokonga amandla; abe nomphumela elwa namagciwane ngenxa enamathela, amagciwane ayingozi kunzima ukunamathisela odongeni propagation kungaba ukunweba pigging umjikelezo, ukunciphisa inani ingulube ukunciphisa izindleko; impilo yayo iwugqinsi lukasimende lwe-tube several izikhathi. I-antibacterial epoxy powder coatings, i-antibacterial anti-corrosion coating ingabulala ngokuzenzakalelayo ehlanganiswe nokucindezelwa kwamagciwane, isikhunta, imvubelo kanye nezinhlobonhlobo ze-algae. Ngaphezu kwamafutha ashiwo ngenhla, udonga lwamapayipi lomjovo wamanzi lungasetshenziswa emikhakheni eminingi yemishini yokucubungula ukudla, ukwakha umkhumbi, izinto zokwakha, njengokuvala inzalo, ukulwa nokugqwala, iphrojekthi yokulwa nolwelwe, izinkomba zobuchwepheshe zokuhlanganisa ngokugcwele. ukuhambisana nezidingo ezijwayelekile ze-SY/T0442-1997. Isicelo of a ebanzi futhi ethembisayo.