Polyurethane ua npuas ncauj txheej txheem cej luam

Cov txheej txheem:

Polyurethane ua npuas ncauj txheej txheem cej luam
Polyurethane ua npuas ncauj txheej txheem cej luam
Anonim

Polyurethane ua npuas dej yog dab tsi, cov khoom nws ua los ntawm, yam khoom siv, yam ntxwv zoo, qhov zoo thiab qhov tsis zoo, cov yam ntxwv ntawm kev xaiv rwb thaiv tsev thiab khoom siv rau nws txau, teeb tsa tshuab.

Qhov zoo ntawm polyurethane ua npuas ncauj

Rwb thaiv tsev nrog polyurethane ua npuas ncauj
Rwb thaiv tsev nrog polyurethane ua npuas ncauj

Cov yam ntxwv zoo ntawm polyurethane ua npuas ncauj tau txiav txim siab nws lub ntsiab zoo li lub rhaub dej. Ntxiv rau qhov ua kom muaj cua sov tsawg thiab muaj peev xwm ua suab thiab tsis muaj dej, cov khoom muaj qhov zoo hauv qab no:

  • Qib siab ntawm adhesion … Cov khoom ua raws li txhua qhov chaw - ntoo, iav, cib, hlau. Txawm tias cov roj ntawm cov txheej yuav tsis cuam tshuam nrog "nplaum" ntawm polyurethane ua npuas ncauj. Tsis tas li ntawd, qhov nkhaus thiab cov duab ntawm cov nplaim uas nws tau thov tsis cuam tshuam rau cov yam ntxwv ntawm cov rwb thaiv tsev. Nws tsis tas yuav tsum tau npaj ua ntej lossis ua tiav nrog cov qauv tsim.
  • Sib dhos yooj yim … Vim qhov tseeb tias polyurethane ua npuas dej tau thov los ntawm kev txau, nws kev siv tsawg heev. Nws tsis tas yuav hloov kho thiab txiav cov khoom thaum kho rau saum npoo. Tsis tas li, koj yuav tsis tas siv cov nplaum thaum ua haujlwm, tshwj tsis yog kho cov nplais polyurethane ua npuas ncauj.
  • Yooj Yim … Polyurethane ua npuas ncauj tsis thauj khoom hauv lub tsev, tsis tso siab rau lub hauv paus. Qhov no yog qhov tseeb tshwj xeeb thaum tiv thaiv lub tsev qub thiab lub ru tsev.
  • Ntxiv dag zog rau phab ntsa … Ntxiv nrog rau cov cua sov zoo heev, polyurethane ua npuas dej kuj tseem tuaj yeem txhim kho cov qauv thiab muab nws lub zog ntxiv.
  • Kev tiv thaiv kub kub heev … Rau qhov ntsuas cua sov no, qhov kub poob los ntawm -150 txog +150 degrees tsis txaus ntshai.
  • Tsis muaj nqaws thiab cov choj txias … Polyurethane ua npuas ncauj tso cai rau koj los ua ib homogeneous pawg ntawm cov phab ntsa, nyob rau hauv uas yuav tsis muaj cov nqaws thiab cov choj txias uas tso cai rau huab cua kub qis dhau mus.
  • Tsis kam mus rau kev cuam tshuam lom … Cov khoom no tsis raug rau rotting, decomposition, fungal nres thiab tsis nyiam nas.
  • Ib puag ncig phooj ywg … Tom qab polymerization, polyurethane ua npuas tsis tso cov tshuaj lom rau saum huab cua.

Qhov tsis zoo ntawm polyurethane ua npuas ncauj

Attic rwb thaiv tsev nrog polyurethane ua npuas ncauj
Attic rwb thaiv tsev nrog polyurethane ua npuas ncauj

Txawm hais tias muaj txiaj ntsig zoo ntawm polyurethane ua npuas ncauj, nws kuj tseem muaj qhov tsis zoo tseem ceeb uas yuav tsum tau coj mus rau hauv tus account thaum xaiv qhov rwb thaiv tsev no. Xav txog lawv:

  1. Tsawg vapor permeability … Qhov zoo no yog qhov tshwj xeeb tshaj yog nyob hauv cov hom tawv polyurethane ua npuas ncauj. Qhov no cuam tshuam tsis zoo rau microclimate hauv chav tsev insulated nrog cov khoom siv no. Yog tias koj siv ua npuas dej polyurethane nruj rau lub rwb thaiv tsev ntawm lub nthab, tom qab ntawd nws cov phab ntsa yuav ntub, pwm thiab kab mob yuav loj tuaj nrog lawv.
  2. Kev tsis ruaj khov nyob rau pem hauv ntej ntawm cov duab tshav ntawm lub hnub … Ultraviolet lub teeb yog kev puas tsuaj rau rwb thaiv tsev. Nws txo qis nws cov yam ntxwv. Yog li ntawd, polyurethane ua npuas ncauj yuav tsum tau tiv thaiv tam sim tom qab teeb tsa nrog cov ntaub ntawv tiav thaum nws los txog rau sab nrauv lossis phab ntsa sab nrauv.
  3. Qhov xav tau cov cuab yeej tshwj xeeb rau kev thov … Cov cuab yeej tshaj lij no kim heev. Txawm li cas los xij, koj tuaj yeem xauj nws lossis yuav cov cuab yeej tsis muaj txuj ci rau siv hauv tsev.

Nws tsim nyog sau cia tias yog tias koj tsis muaj txuj ci thiab koj tsis ntseeg koj lub peev xwm, tom qab ntawd nws raug nquahu kom hu rau tus kws tshaj lij hauv kev thov polyurethane ua npuas ncauj, thiaj li tsis ua rau cov khoom puas thiab tau txais kev tiv thaiv cua sov zoo.

Cov txheej txheem rau xaiv cov polyurethane ua npuas ncauj thiab cov cuab yeej rau nws txau

Ru tsev rwb thaiv tsev nrog mos polyurethane ua npuas ncauj
Ru tsev rwb thaiv tsev nrog mos polyurethane ua npuas ncauj

Thaum xaiv hom polyurethane ua npuas dej rau rwb thaiv tsev ntawm qee yam qauv thiab phab ntsa, cov lus pom zoo hauv qab no yuav tsum raug coj mus rau hauv tus account:

  • Nws tsis pom zoo kom thaiv cov phab ntsa los ntawm txau polyurethane ua npuas ncauj los ntawm sab hauv. Yog li lub lwg taw tes hloov pauv, thiab saum npoo yuav khov. Nws kuj tseem muaj qhov ua kom muaj dej noo yog tias cov khoom siv tawv siv. Cov phab ntsa yuav ntub txhua xyoo puag ncig.
  • Yog tias nws tsis tuaj yeem siv lwm cov ntaub ntawv, tom qab ntawd cov phab ntsa yuav tsum raug thaiv los ntawm sab hauv ntawm chav nrog ib nrab txhav polyurethane ua npuas ncauj. Cov txheej pom zoo yog 25-30 hli.
  • Rau kev siv sab nraum zoov, siv cov polyurethane ua npuas ncauj nruj. Tsis tas yuav muaj cov pa thaiv. Cov phab ntsa yuav tiv thaiv tau zoo los ntawm kev puas tsuaj ntawm kev khov-thaw mus.
  • Rau lub rwb thaiv tsev, ua npuas dej mos thiab ua npuas dej ua npuas polyurethane yog npaj.
  • Cov khoom siv pobzeb uas muaj qhov nruj nruj thiab ntom ntom tau zoo heev rau cov cua sov rwb thaiv tsev ntawm lub hauv paus. Qhov loj ntawm polyurethane ua npuas ncauj tuaj yeem sib txawv. Feem ntau nws yog 500x500 mm.

Ua ntej pib ua haujlwm ntawm tus kheej-thov polyurethane ua npuas ncauj, koj yuav tsum xaiv cov cuab yeej zoo. Nws hu ua lub tshuab ua npuas dej. Nws lub luag haujlwm tseem ceeb yog sib xyaw cov khoom sib xyaw ua ke. Cov cuab yeej tuaj yeem faib ua chav qis thiab siab. Rau kev xav tau hauv tsev, lub tshuab hluav taws xob ua hluav taws xob qis tsim nyog.

Ntau tus qauv muab kev pom zoo rau qhov kub thiab txias. Yog tias koj npaj yuav tshuaj tsuag thaum lub caij txias, tom qab ntawv kho kom sov yog qhov koj xav tau.

Nqe thiab chaw tsim khoom ntawm polyurethane ua npuas ncauj

Isocinate thiab polyol
Isocinate thiab polyol

Polyurethane ua npuas ncauj yog cov khoom sib xyaw thiab cov tshuaj tiv thaiv ntawm ob yam tshuaj: polyol (tivthaiv A) thiab polyisocyinate (tivthaiv B). Qhov tom kawg tsis tsim hauv Russia. Nws tau muab los ntawm txawv teb chaws.

Nws tsim nyog sau cia xws li cov tuam txhab tsim khoom ntawm polyisocyinate: Bayer, Elastogran (Lub Tebchaws Yelemees), Huntsman (Holland), Dow Tshuaj (Tebchaws Asmeskas). Tag nrho cov tuam ntxhab ntawm polyurethane ua npuas ncauj (tivthaiv B) tsim cov khoom ntawm kwv yees li qhov zoo ib yam thiab tus nqi - los ntawm 165 rubles ib kg.

Cov tuam txhab lag luam hauv tsev tsim polyol. Cov chaw tsim khoom hauv qab no tuaj yeem sib txawv: Dow-Izolan, Khimtrast, Polyol Plant, Urethane thiab lwm yam. Tus nqi ntawm polyurethane (tivthaiv A) yog kwv yees li 250 rubles ib kilogram.

Cov tuam txhab lag luam Lavxias tseem tsim cov khoom tsim nyog zoo tiled polyurethane ua npuas ncauj. Nws tus nqi pib ntawm 500 rubles ib square meter.

Cov lus qhia luv luv rau kev teeb tsa polyurethane ua npuas ncauj

Kev thov ntawm polyurethane ua npuas ncauj
Kev thov ntawm polyurethane ua npuas ncauj

Cov thev naus laus zis rau kev thov ua npuas dej polyurethane tsis txawv nyob ntawm qhov chaw yuav kho. Sab nrauv, sab hauv phab ntsa, lub ntsej muag raug thaiv raws li cov phiaj xwm qub, thaum lub crate tau tsim ua ntej los ntawm cov ntoo tuav nrog cov theem ntawm kwv yees li 30 centimeters. Tsis tas yuav tsum tau teeb tsa crate ntxiv rau cua sov rwb thaiv tsev ntawm lub hauv paus thiab lub ru tsev. Peb ua tiav kev teeb tsa polyurethane ua npuas ncauj raws li hauv qab no:

  1. Peb qhib cov kais dej ntawm cov thooj voos kheej kheej nrog cov khoom sib dhos thiab rub rab phom ntawm rab phom. Ua npuas dej pib ntws los ntawm lub taub hau.
  2. Peb thov nws pib txij hauv qab ntawm phab ntsa. Yog tias peb tab tom tham txog cov cua sov rwb thaiv tsev ntawm lub hauv paus, tom qab ntawd los ntawm lub ces kaum nyob deb. Tib yam mus rau rwb thaiv tsev ru tsev.
  3. Cov phom yuav tsum tau khaws cia yam tsawg 20-25 centimeters los ntawm saum npoo.
  4. Tsiv cov dej kom du thiab siv tusyees.
  5. Yog tias koj xav tau txav mus rau qhov chaw tshiab, tom qab ntawd tua phom. Ua ntej pib ua haujlwm dua, nws yog qhov yuav tsum tau hloov lub nozzle.
  6. Yog tias koj thov ob txheej txheej polyurethane ua npuas dej, tom qab ntawd qhov thib ob yuav tsum tau txau tsuas yog tom qab thawj zaug tau ua tiav cov polymerized. Qhov nruab nrab tuab ntawm polyurethane ua npuas dej feem ntau yog 25-50 hli.
  7. Peb xyuas kom tseeb tias txheej txheej rwb thaiv tsev tsis tuaj yeem hla dhau lub crate.
  8. Yog tias tsim nyog, txiav cov khov polyurethane ua npuas ncauj nrog rab riam tsim los yaug nrog lub crate.

Tom qab cov rwb thaiv tsev tau tawv, qhov chaw ntawm phab ntsa yuav tsum tau txhawb ntxiv nrog cov ntxaij tshwj xeeb thiab cov ces kaum. Tom qab ntawd, koj tuaj yeem pib ua tiav kev ua tiav - plastering, pleev xim, txhim kho sab nrauv, thiab lwm yam. Saib cov vis dis aus tshuaj xyuas ntawm polyurethane ua npuas ncauj:

Polyurethane ua npuas ntau tshaj txhua lwm cov rwb thaiv tsev cua sov hauv ntau cov khoom. Tshwj xeeb, nws muaj cov thermal conductivity tsawg heev, siab ua kom zoo thiab hydrophobicity. Nws yog qhov hnyav thiab ib puag ncig zoo. Tab sis txhawm rau ua haujlwm nrog nws, koj xav tau cov cuab yeej tshwj xeeb. Thiab yog tias koj tsis muaj lub sijhawm los xauj nws, tom qab ntawd nws yog qhov zoo tshaj kom ntiav ib pab kws tshaj lij, vim nws tsis muaj peev xwm yuav cov cuab yeej kim.

Pom zoo: