Ntoo tiv thaiv pwm kev kho mob

Lub tswv yim belongs rau lub technical field ntawm anti-pwm ntoo, thiab tshwj xeeb tshaj yog muaj feem xyuam rau ib txoj kev rau anti-pwm ntawm ntoo, anti-pwm ntoo thiab daim ntaub ntawv ntawm no.Txoj kev tiv thaiv kab mob mildew rau ntoo muab los ntawm cov tshuaj no suav nrog cov kauj ruam hauv qab no: kev kho qhov kub thiab txias ntawm cov ntoo kom tau txais cov ntoo qis-kub;qhov kub ntawm qhov kev kho mob qis yog -30-70 ° C;ua kev kho mob nruab nrab ntawm qhov kub thiab txias-kho ntoo kom tau txais kev kho mob thib ob;voj voog kev kho qhov kub thiab txias nruab nrab yam tsawg kawg yog ob zaug kom tau txais cov kab mob mildew-pov thawj ntoo;lub voj voog pib los ntawm kev kho qhov kub thiab txias.Cov khoom tsim ua kom puas lub cell phab ntsa thiab cell membrane ntawm cov ntoo los ntawm kev kho qhov kub thiab txias, kom cov as-ham hauv lub hlwb tawm;los ntawm ntau qhov kub thiab nruab nrab-kub hloov kho, cov khoom noj uas xav tau rau cov kab mob loj hlob raug tshem tawm, thiab kev tiv thaiv mildew muaj peev xwm ntawm cov ntoo zoo tuaj.Txoj kev tiv thaiv mildew rau ntoo muab los ntawm cov tswv yim no khaws cov xim thiab cov qauv ntawm lub cav nws tus kheej thiab muaj kev tiv thaiv ib puag ncig zoo.

Wood mildew Taw qhia:

Cov ntoo tshiab uas tau txiav tawm tuaj yeem yooj yim pwm yog tias tsis muaj kev tiv thaiv kev tiv thaiv zoo thaum lub sijhawm thauj mus los thiab khaws cia, ua thiab siv, uas tsis yog tsuas yog cuam tshuam rau cov tsos zoo thiab txo cov nqi nyiaj txiag, tab sis kuj tsim cov xwm txheej rau kev cuam tshuam ntawm lwm cov fungi.Cov kab mob hauv cov kab mob feem ntau ua rau cov ntoo ntog thiab tsis tshua muaj kev cuam tshuam rau qhov hnyav thiab lub zog ntawm cov ntoo.Pwm feem ntau tshwm sim ntawm ntoo ua ke nrog lwm cov fungi, uas ua rau nws nyuaj rau cais pwm los ntawm lwj thiab discoloration fungi.Tab sis vim hais tias cov hu ua fungus reproduces sai heev, nws feem ntau cuam tshuam kev loj hlob ntawm lwm yam fungi.Thunder fungus invades ntoo feem ntau yog absorbing qab zib thiab hmoov txhuv nplej siab nyob rau hauv ntoo raws li ib tug khoom noj khoom haus qhov chaw, tsis ua puas lub cell phab ntsa thiab tsis muaj zog ntawm ntoo, tab sis nws muaj peev xwm nce permeability ntawm ntoo.Pwm tuaj yeem ua rau ntoo tsim cov xim ntawm ntau yam xim, thiab ua rau grey, ntsuab, liab-daj, xiav-ntsuab thiab lwm yam pwm tsis zoo ntawm cov ntoo.Yog vim li cas vim li cas cov kab mob no tuaj yeem ua rau cov pob txha yog cov pigmented spores lossis hyphae accumulates ntawm cov ntoo saum npoo, los yog ntoo yog qias neeg los ntawm cov khoom ntawm cov metabolism.Cov xim daj, liab, ntsuab thiab tsaus xim av mildew feem ntau txuas rau ntawm ntoo., feem ntau tuaj yeem raug tshem tawm nrog tshuaj dawb, hlau txhuam los yog ploj tom qab ziab, tab sis cov pwm loj tuaj rau lub sijhawm ntev, cov stain yuav nkag mus rau hauv cov ntoo fiber ntau, ua rau muaj kev puas tsuaj rau cov khoom siv ntawm cov ntoo thiab txo lub zog ntawm cov ntoo. .

Ntoo mildew yog tshwm sim los ntawm microscopic fungi, uas degrades ntoo thiab khoom ntoo, thiab nyob rau hauv mob hnyav ua rau loj nyiaj txiag poob.Cov qauv zoo ntawm plywood, veneer, rooj tog thiab cov khoom siv ntoo zoo nkauj hauv kuv lub teb chaws muaj kev txwv rau cov xim xiav thiab mildew, thiab cov khoom xa tawm yuav tsum nruj dua, mildew tsis raug tso cai.Cov teb chaws txawv teb chaws them nyiaj ntau dua rau kev tiv thaiv blueing thiab anti-mildew.kuv lub teb chaws kuj them nyiaj ntau dua rau kev tiv thaiv blueing thiab anti-mildew kho cov roj hmab ntoo, xyoob thiab qee cov khoom xa tawm..Nrog rau kev siv cov phiaj xwm kev tiv thaiv hav zoov, kev txhim kho ntxiv thiab kev siv cov ntoo cog ntoo thiab xyoob ntoo, thiab cov kev hloov pauv ntawm kev lag luam ntoo los ntawm kev koom nrog WTO, ntoo tiv thaiv xiav stain thiab tiv thaiv kab mob yuav ua qhov tseem ceeb dua.Kev tshaj tawm thiab kev siv lub teb chaws tus qauv CBT18621-2013 "Test Method for the Control Efficacy of Antifungal Agents on Wood Mould and Discoloration Fungus" tau muab kev txhawb siab rau kev tshawb fawb ntxiv thiab kev tsim cov tshuaj tua kab mob tshiab rau tib neeg.Tsuas yog pom ntau cov kab mob sib kis, ua dub, kuj muaj lub teeb ntsuab: ua dub speckle ntawm broadleaf ntoo nto.Feem ntau cov pwm loj hlob zoo tshaj plaws thaum cov av noo ntawm qhov chaw siab tshaj 90%.

Qee cov pwm tuaj yeem tshwm sim ntawm cov ntoo uas muaj cov dej noo ntawm 20%, yog li cov pwm pwm tuaj yeem tiv taus cov xwm txheej tsis zoo dua li cov ntoo rot fungi.Cov tshuaj tiv thaiv ntawm cov pwm kuj siab dua li cov kab mob decaying.Piv txwv li, ntoo thuv preservative-kho (Pinus spp.) tuaj yeem tiv thaiv thiab tswj feem ntau cov ntoo-rotting fungi, tab sis tsis tsuas yog tsis tuaj yeem tiv thaiv kev loj hlob ntawm ntau cov pwm, tab sis tuaj yeem txhawb kev loj hlob ntawm pwm.Ntau cov pwm kuj tiv taus qhov kub thiab txias.Kev puas tsuaj ntawm pwm rau microstructure ntawm rab koob thiab dav-leaved ntoo thuv zoo ib yam li cov fungus discoloration.Nyob rau hauv cov xwm txheej tsim nyog, nws tuaj yeem ua rau ntoo mos rot zoo li cov fungus discoloration.Qee cov pwm muaj kev puas tsuaj me ntsis rau cov phab ntsa ntoo.Pwm thiab discoloration fungus tsuas yog siv cov polysaccharides hauv cov ntoo, thiab hyphae feem ntau tshwm sim hauv ntau lub hlwb parenchyma.Kev nkag mus ntawm hyphae feem ntau yog los ntawm qhov sib txawv ntawm fiber ntau.

Ntoo pwm inhibitor:

Cov neeg sawv cev rau kev tswj cov pwm pwm thiab cov xim tsis zoo yog sib sau ua ke hu ua ntoo pwm inhibitors.Halogenated phenols thiab lawv cov ntsev ntsev (xws li pentachlorophenol thiab sodium pentachlorophenate yog cov feem ntau siv fungicides nyob rau hauv ob peb lub xyoo dhau los. Txij li thaum carcinogens tau pom nyob rau hauv pentachlorophenol, ntau lub teb chaws ( cheeb tsam) tau txwv tag nrho los yog txwv tsis pub siv halophenol antifungal agents rau ntoo. nyob rau hauv kev sib cuag nrog tib neeg lub cev, thiab mob siab rau peb tus kheej rau kev tshawb fawb thiab kev loj hlob ntawm tsawg-tshuaj antifungal agents, organic iodine (IPBC), chlorothalonil (chlorothalonil), quaternary ammonium ntsev (DDAC, BAC), triazoles, Quinoline (CU-8) , naphthenate (tooj liab naphthenate) los tiv thaiv mildew thiab xiav stain tests qhia tau hais tias feem ntau muaj ib tug loj nyob deb ntawm cov kev tshwm sim ntawm sab hauv tsev toxicity tests thiab cov tswv yim siv, thiab kev ntsuam xyuas teb yuav tsum tau nqa tawm los tshuaj ntsuam ntoo anti-fungal agents muaj ntau ntau hom. ntawm cov pwm, thiab cov tshuaj tiv thaiv kev hloov pauv zoo heev; cov tshuaj tiv thaiv pwm feem ntau muaj zog dua li cov kab mob uas tsis muaj xim; qhov concentration ntawm cov tshuaj ua kua rau kev tiv thaiv thiab kho cov xim xiav thiab cov pwm ntawm cov ntoo sib txawv ntawm cov cheeb tsam sib txawv yuav tsis yog raws nraim. tib yam.Txhawm rau nthuav dav dav-spectrum muaj nuj nqi ntawm cov tshuaj tiv thaiv kab mob sib deev, txhim kho cov kab mob bactericidal, kuj tau tshawb fawb thiab tsim ntau cov tshuaj tua kab mob hauv tsev thiab txawv teb chaws.

Taw qhia rau ntau txoj kev ntawm kev tiv thaiv ntoo mildew:

Raws li kev taw qhia ntawm David los ntawm gzzxsc, ib lub chaw tsim tshuaj tua kab mob ntoo, cov tshuaj tua kab mob ntoo tuaj yeem kho tau los ntawm kev ziab, sulfur fumigation, tshuaj tua kab mob, tshuaj tua kab mob sib xyaw nrog dej, thiab cov tshuaj tua kab mob sib xyaw nrog dej.Ntoo muaj anti-mildew tiv thaiv kom tsis txhob yaig ntawm ntoo los ntawm pwm.Txhua lub Hoobkas ua cov ntoo, rooj tog zaum lossis cov khoom siv tes ua tuaj yeem xaiv cov kev kho mob los tiv thaiv kab mob sib txawv raws li lub Hoobkas tus kheej qhov xwm txheej.

1. Txoj kev ziab kom qhuav los tiv thaiv ntoo pwm:

Ntoo qhuav, thiab cov cuab yeej tshwj xeeb yog siv los kho cov ntoo.Artificial conventional room (kiln) drying yog hais txog kev siv cov chav ziab ntoo (kilns) kom qhuav ntoo.Nws tuaj yeem tswj tau qhov ziab kom qhuav kom qhuav ntoo, hu ua chav ziab lossis ziab kom qhuav.Tam sim no, nyob rau hauv cov ntoo ziab qhuav nyob rau hauv tsev thiab txawv teb chaws, cov pa chav tsev kom qhuav yog 85% -90% ntawm cov ntoo ziab qhuav.Lub tshuab cua sov siv yog lub tshuab cua sov, uas yuav tsum tau nruab nrog lub tshuab boiler.Txoj kev no yog kim heev.Txawm hais tias nws tuaj yeem txo cov dej noo, nws tsis tuaj yeem daws qhov teeb meem.Piv txwv li, ib puag ncig uas cov ntoo khaws cia muaj cov av noo siab, thiab cov ntoo yuav nqus cov dej noo dua, uas yuav ua rau cov av noo ntawm cov ntoo thiab ua rau pwm.Txoj kev tiv thaiv ntoo pwm no yog tsim rau lub sijhawm luv luv ntawm cov ntoo los yog lub caij cia nrog cov av qis thiab kub.

2. Sulfur fumigation txoj kev los tiv thaiv ntoo mouldy:

Thaum pib, sulfur fumigation tau siv los tiv thaiv mildew, corrosion thiab kab hauv ntoo, thiab cov ntsiab lus noo ntawm cov ntoo yuav tsum muaj ntau dua 5%.Sulfur fumigation yog tias sulfur vapor thiab dej vapor tuaj yeem hnov ​​​​mob rau daim ntawv sulfur dioxide, uas yog txhaj rau hauv cov ntoo fibers nyob rau hauv ib txwm siab li 25 feeb.Sulfur combustion yuav tsim sulfur dioxide, uas yuav hnyav tshaj tus qauv.Nyob rau tib lub sijhawm, leej faj muaj cov hlau hnyav xws li txhuas thiab mercury, uas tseem yuav ua rau muaj cov kab mob txhuas lossis mercury lom rau tib neeg lub cev.Vim yog kev tiv thaiv ib puag ncig, txoj kev tiv thaiv ntoo pwm no tsis pom zoo.

3. Txau txoj kev tiv thaiv ntoo mildew:

Txoj kev no yog tsim rau kev kho mob ntawm xyoob thiab ntoo boards.thiab lwm yam.) Yog tias soaked nrog cov tshuaj tiv thaiv kab mob, nws yuav ua rau deformation, yog li koj tuaj yeem siv ntoo los tiv thaiv cov kab mob fungal los ntawm nws qhov chaw, thiab ncaj qha mus sab laj tus neeg muag khoom los tiv thaiv cov kab mob fungal. rau kev kho mob.Rau xyoob thiab ntoo board factories, Cov kab sib dhos tuaj yeem teeb tsa, thiab cov khoom siv tshuaj tua kab mob tsis siv neeg txau tuaj yeem teeb tsa ntawm cov kab sib dhos.Thaum lub tshuab paub tias lub phaj dhau los, lub nozzle yuav cia li txau cov tshuaj tua kab mob los npog lub phaj, thiab cov khoom siv ziab tuaj yeem muab ntxiv rau tom qab kawg kom qhuav nws.Txoj kev no tuaj yeem txo qis kev siv zog thiab tshuaj.Yog tias qhov ntau npaum li cas me me los yog nws tsis yooj yim los teeb tsa lub thawv tshuaj tsuag, koj tuaj yeem siv cov tshuaj tsuag ncaj qha los txau tusyees rau ntawm lub rooj tsavxwm lossis siv cov mop huv dipped rau hauv tus neeg sawv cev los txhuam rau ntawm lub rooj tsavxwm.

4. Soaking txoj kev los tiv thaiv ntoo pwm:

Txhawm rau kom ntseeg tau tias cov kab mob los tiv thaiv kab mob thiab kab mob ntawm xyoob, ntoo, rattan, nyom thiab lawv cov khoom tom qab kev kho mob, tsau cov ntoo nrog cov ntoo los tiv thaiv cov kab mob fungal, thiab qhov hnyav ntawm xyoob, ntoo, rattan, thiab nyom yuav tsum nce 15% -20% (kwv yees li 5-10 feeb).Lus Cim: Cov kua dej ntub dej yog npaj raws li qhov sib piv ntawm 1:20 (5Kg ntoo antifungal agent: 100Kg dej).Xyoob, ntoo, rattan, nyom thiab lawv cov khoom tau muab tso rau hauv cov tshuaj npaj ua kua (tsis txhob nthuav tawm cov dej saum npoo av), thiab tom qab ncav cuag qhov hnyav nce ntawm 15% -20%, nce lossis txo lub sijhawm so thiab qhov hnyav nce raws li. mus rau qhov qhuav av ntawm xyoob ntoo, thiab tom qab ntawd tshem tawm cov tee Dried kua tshuaj, cua qhuav los yog sun-dried thiab muab tso rau hauv cia.Kev kho xyoob ntoo loj loj yuav tsum tau tsim lub pas dej ua ke, uas yooj yim rau kev siv.

5. Nqus siab txoj kev los tiv thaiv ntoo pwm:

Txoj kev yog muab cov ntoo tso rau hauv lub tshuab nqus tsev, thiab nqus cov pa tawm hauv cov kab noj hniav ntawm cov ntoo los ua qhov tsis zoo.Ncuav cov tshuaj tua kab mob ntoo rau hauv lub thawv nyob rau hauv lub tshuab nqus tsev, thiab lub siab sib txawv ntawm sab hauv thiab sab nraud ntawm lub hlwb yuav ua rau cov kua nkag mus rau hauv ntoo.Txoj kev nqus tsev vacuum muaj kev kho mob zoo thiab cov cuab yeej siv tau yooj yim.Feem ntau, nws tuaj yeem ntsia tau thiab siv rau ntawm cov pavilions loj loj, kev taug kev, thiab chaw kho mob.Ua kom muaj qee qhov siab nyob rau hauv lub thawv tshwj xeeb airtight, thiab txhaj cov tshuaj tua kab mob rau hauv cov ntoo fiber ntau pores.Cov nyhuv ntawm kev kho siab yog zoo dua li ntawm lwm txoj kev.Ntoo antifungal tus neeg sawv cev nkag mus tob thiab faib tusyees.Kev tsim khoom lag luam, cov zis loj, yooj yim kom ua tiav kev tswj hwm zoo, feem ntau siv rau kev siv tshuaj tua kab thiab cov ntoo kub thiab nyuaj rau kev quav tshuaj.Txhawm rau kom ntseeg tau tias cov ntoo kho tau zoo nyob rau hauv cov phiaj xwm loj thiab cov phiaj xwm kev saib xyuas ntawm cov pavilions thiab promenades thaum ub, cov twj siv hluav taws xob me me kuj tuaj yeem ntsia tau raws li qhov xav tau.