Xov Xwm

txheej roj hmab chlorinated

Nrog rau kev txhim kho tas mus li ntawm Tuam Tshoj txoj kev lag luam, kev txhim kho ntawm kev lag luam tshuab tau sai dua thiab sai dua, thiab thaj chaw ntawm cov khoom siv tiv thaiv kev noj nyiaj txiag tsim nyog rau kev lag luam tshuab kuj tau coj mus rau lub sijhawm siab tshaj plaws ntawm kev txhim kho. Muaj ntau yam kev ua tau zoo siab heev, cov khoom tiv thaiv xeb zoo tau pib muab tso rau hauv kev ua lag luam. Cov roj hmab chlorinated tau lees paub los ntawm feem ntau ntawm cov neeg siv rau nws qhov kev ua tau zoo heev thiab sawv tawm hauv kev sib tw ua lag luam hnyav. Txij li xyoo 1960, cov roj hmab chlorinated tau siv dav hauv kev tsim nkoj, thawv, chaw txuag dej, petrochemical thiab kev tsim hluav taws xob ua cov txheej txheem txhawb nqa rau kev lwj hniav, thiab ua lub luag haujlwm tseem ceeb hauv cov txheej txheem ntawm kev txhim kho kev lag luam.
Cov ntaub ntawv tseem ceeb qhia tau tias cov tshuaj pleev roj hmab chlorinated tsuas yog ob mus rau peb feem pua ntawm kev lag luam tshuaj pleev tiv thaiv xeb tag nrho. Ntau tus neeg siv tsis muaj kev nkag siab tob txog cov tshuaj pleev roj hmab chlorinated anticorrosive, tshwj xeeb tshaj yog ob peb lub tuam txhab tsim khoom kom nrhiav tau kev txaus siab rau kev lag luam, nrog rau lwm cov tshuaj chlorine pheej yig los hloov cov khoom ib txwm ntawm cov tshuaj pleev roj hmab chlorinated, cuam tshuam kev lag luam, tab sis kuj cuam tshuam rau kev tsim cov tshuaj pleev roj hmab chlorinated. Txhawm rau txhim kho kev nkag siab ntawm feem ntau ntawm cov neeg siv tshuaj pleev roj hmab chlorinated tiv thaiv xeb, txhawb kev txhawb nqa thiab kev siv cov tshuaj pleev roj hmab chlorinated, thiab txhim kho qib kev txhim kho ntawm Tuam Tshoj txoj kev lag luam tshuaj pleev, tam sim no tus sau ntawm lub hauv paus ntawm kev tshawb fawb ntev, cov khoom tseem ceeb ntawm cov tshuaj pleev roj hmab chlorinated, kev faib tawm, kev siv thiab lwm yam ntsiab lus tau qhia, vam tias yuav pab feem ntau ntawm cov neeg siv tshuaj pleev tiv thaiv xeb.

Txheej txheem cej luam ntawm cov roj hmab chlorinated

Cov roj hmab chlorinated txheej yog ua los ntawm cov roj hmab chlorinated uas tsim los ntawm cov roj hmab ntuj lossis cov roj hmab hluavtaws ua cov khoom siv raw li cov roj hmab matrix, thiab tom qab ntawd nrog cov khoom siv pabcuam thiab cov kuab tshuaj sib xws. Cov roj hmab chlorinated muaj cov molecular saturation siab, tsis muaj polarity pom tseeb ntawm cov molecular bonds, cov qauv tsis tu ncua thiab ruaj khov zoo heev. Los ntawm qhov pom ntawm qhov tsos, cov roj hmab chlorinated yog cov hmoov dawb khov, tsis muaj tshuaj lom, tsis muaj saj, tsis khaus. Cov roj hmab chlorinated txheej tuaj yeem siv tau yooj yim, nrog ntau yam kev siv, thiab tuaj yeem siv nrog ntau yam pigments ua primer, xim nruab nrab lossis xim sab saud. Ntawm lawv, feem ntau siv yog siv ua topcoat rau cov txheej sib phim. Los ntawm kev hloov cov roj hmab chlorinated resin nrog lwm cov resins, ntau yam khoom tuaj yeem tau txais lossis txhim kho kom ua tiav cov txheej zoo dua.

cov yam ntxwv ntawm cov roj hmab chlorinated

1. Cov txiaj ntsig ntawm cov xim roj hmab chlorinated

1.1 Kev tiv thaiv zoo heev thiab kev tiv thaiv huab cua
Tom qab cov roj hmab chlorinated txheej tau tsim, cov molecular bonds ntawm cov resin hauv cov xim txheej tau sib txuas ruaj khov, thiab cov qauv molecular ruaj khov heev. Vim li no, cov roj hmab chlorinated resin xim txheej muaj kev tiv thaiv huab cua zoo thiab tiv thaiv dej, kua qaub, alkali, ntsev, ozone thiab lwm yam xov xwm zoo heev. Qhov permeability ntawm dej thiab roj tsuas yog kaum feem pua ntawm cov tshuaj alkyd. Los ntawm qhov kev xav ntawm ntau xyoo ntawm kev siv xyaum, cov roj hmab chlorinated xim txheej kuj muaj kev tiv thaiv zoo rau cov kuab tshuaj aliphatic, roj refined thiab roj lubricating, thiab tuaj yeem siv rau kev kho mob tiv thaiv pwm hauv cov chaw noo noo, thiab qhov tiv thaiv cathode stripping yog qhov zoo heev.
1.2 Kev nplaum zoo, sib haum xeeb zoo nrog lwm hom txheej txheej
Cov roj hmab ntsuab uas siv ua primer muaj qib siab ntawm kev nplaum rau cov khoom siv hlau. Ua ib qho xim pleev rau sab saum toj, cov xim nruab nrab tuaj yeem siv nrog epoxy resin, polyurethane thiab lwm yam primer, cov nyhuv yog siab heev. Cov roj hmab chlorinated yooj yim kho, koj tuaj yeem siv cov roj hmab chlorinated los pleev xim dua, koj tuaj yeem siv acrylic, ntau yam tshuaj pleev xim raws li cov kuab tshuaj thiab txhua yam tshuaj tiv thaiv kev ua qias tuaj rau kev kho txhuam.
1.3 Kev tsim kho yooj yim thiab yooj yim
Cov roj hmab chlorinated yog ib txheej txheej ib feem, lub sijhawm tsim zaj duab xis luv heev, qhov ceev ntawm kev tsim kho yog ceev. Qhov yuav tsum tau ua rau qhov kub ntawm cov roj hmab chlorinated yog dav heev, thiab tuaj yeem tsim tau ntawm -5 degrees txog 40 degrees saum xoom. Tus nqi ntawm cov tshuaj diluent ntxiv thaum lub sijhawm tsim kho yog me me heev, thiab txawm tias tsis muaj cov tshuaj diluent tuaj yeem ntxiv, uas txo qhov volatilization ntawm cov organic solvents thiab muaj kev ua tau zoo ib puag ncig. Cov roj hmab chlorinated txheej tuaj yeem siv ncaj qha rau ntawm qhov chaw ntawm cov khoom siv pob zeb, thiab muaj kev tiv thaiv alkali zoo. Thaum siv rau hauv kev ua haujlwm ntawm kab sib dhos, txoj kev "ntub tawm tsam ntub" tuaj yeem siv rau kev txau, txhim kho kev ua haujlwm ntau lawm.

2. Qhov tsis zoo thiab qhov tsis zoo ntawm cov roj hmab chlorinated

2.1 Cov roj hmab chlorinated txheej xim tsaus nti, tsis ci ntsa iab, yooj yim nqus plua plav, xim tsis ruaj khov, tsis tuaj yeem siv rau cov xim pleev kom zoo nkauj;
2.2 Qhov kub ntawm cov txheej no rhiab heev rau dej heev. Hauv qhov chaw noo noo, qhov kub ntawm cov txheej yuav txo qis heev. Qhov kub ntawm cov txheej hauv qhov chaw qhuav yog 130 ° C, thiab qhov kub ntawm cov txheej hauv qhov chaw noo noo tsuas yog 60 ° C xwb, uas ua rau muaj kev txwv rau kev siv cov roj hmab chlorinated, thiab qhov kub siab tshaj plaws ntawm cov txheej tsis pub tshaj 70 ° C.
2.3 Cov xim roj hmab chlorinated muaj cov khoom tsis tshua muaj zog thiab cov zaj duab xis nyias. Yuav kom paub tseeb tias cov zaj duab xis tuab, nws yuav tsum tau txau ntau zaus, uas cuam tshuam rau kev ua haujlwm ntawm cov khoom;
2.4 Cov roj hmab chlorinated tsis kam rau cov tshuaj tsw qab thiab qee yam tshuaj yaj. Cov roj hmab chlorinated tsis tuaj yeem siv ua cov txheej tiv thaiv phab ntsa sab hauv hauv cov chaw uas muaj cov tshuaj tsis kam, xws li cov kav dej tshuaj, cov khoom siv tsim khoom thiab cov thoob dej cia khoom. Tib lub sijhawm, cov roj hmab chlorinated tsis tuaj yeem siv ntev nrog cov roj tsiaj thiab cov roj zaub;

kev coj ua ntawm cov roj hmab chlorinated

1. Kev tshawb fawb txog kev yooj ywm ntawm cov xim pleev xim Cov tshuaj pleev roj hmab chlorinated feem ntau yog siv rau kev kho mob tiv thaiv xeb ntawm cov khoom hlau.

Vim tias qhov ntim ntawm cov khoom hlau yuav hloov pauv ntau thaum qhov kub hloov pauv, txhawm rau kom ntseeg tau tias qhov zoo ntawm cov xim pleev xim tsis cuam tshuam loj heev thaum lub substrate nthuav dav thiab cog lus, cov roj hmab chlorinated txheej yuav tsum muaj kev ywj pheej zoo kom txo qhov kev ntxhov siab tsim thaum lub substrate nthuav dav heev. Tam sim no, txoj hauv kev tseem ceeb los txhim kho qhov yooj ywm ntawm cov xim roj hmab chlorinated yog ntxiv chlorinated paraffin. Los ntawm cov ntaub ntawv sim, thaum tag nrho cov nyiaj ntawm chlorinated paraffin ncav cuag 20% ntawm cov roj hmab chlorinated resin, qhov yooj ywm ntawm zaj duab xis tuaj yeem ncav cuag 1 ~ 2 hli.

2. Kev tshawb fawb txog kev hloov kho tshuab
Yuav kom txhim kho cov yam ntxwv ntawm cov xim pleev xim thiab nthuav dav ntau yam kev siv cov roj hmab chlorinated, cov kws tshawb fawb tau ua ntau txoj kev tshawb fawb hloov kho ntawm cov roj hmab chlorinated. Los ntawm kev siv cov roj hmab chlorinated nrog alkyd, epoxy ester, epoxy, thee tar pitch, thermoplastic acrylic acid thiab vinyl acetate copolymer resin, cov txheej txheem sib xyaw tau ua tiav qhov kev vam meej hauv kev ywj pheej ntawm cov xim pleev xim, kev tiv thaiv huab cua thiab kev tiv thaiv corrosion, thiab txhawb kev txhim kho ntawm kev lag luam tiv thaiv corrosion hnyav.

3. Kev kawm txog cov ntsiab lus khov kho ntawm cov txheej txheem
Cov khoom tawv ntawm cov roj hmab chlorinated txheej yog tsawg thiab qhov tuab ntawm zaj duab xis yog nyias, yog li kom ua tau raws li qhov xav tau ntawm cov tuab ntawm zaj duab xis, nws yog qhov tsim nyog los nce tus naj npawb ntawm kev txhuam thiab cuam tshuam rau kev ua haujlwm ntau lawm. Yuav kom daws tau qhov teeb meem no, nws yog qhov tsim nyog los pib los ntawm hauv paus thiab txhim kho cov khoom tawv ntawm cov xim. Txij li thaum cov roj hmab chlorinated txheej nyuaj rau dej, cov khoom tawv tsuas yog tuaj yeem txo qis kom ntseeg tau tias kev ua haujlwm ntawm kev tsim kho. Tam sim no, cov khoom tawv ntawm cov roj hmab chlorinated txheej yog ntawm 35% thiab 49%, thiab cov ntsiab lus ntawm cov kuab tshuaj yog siab, uas cuam tshuam rau kev ua haujlwm ib puag ncig ntawm cov txheej.

Cov txheej txheem tseem ceeb los txhim kho cov khoom khov ntawm cov roj hmab chlorinated yog kho lub sijhawm nkag ntawm cov roj chlorine thiab tswj qhov kub ntawm cov tshuaj tiv thaiv thaum tsim cov roj hmab chlorinated.

Txog peb

Peb lub tuam txhabyeej ib txwm ua raws li "kev tshawb fawb thiab thev naus laus zis, zoo ua ntej, ncaj ncees thiab ntseeg tau, kev siv nruj ntawm ls0900l: .2000 thoob ntiaj teb kev tswj hwm zoo. Peb cov kev tswj hwm thev naus laus zis tshiab, kev pabcuam zoo pov cov khoom zoo, yeej kev lees paub ntawm feem ntau ntawm cov neeg siv.Ua ib lub koom haum txuj ci thiab muaj zog hauv Suav teb, peb tuaj yeem muab cov qauv rau cov neeg siv khoom uas xav yuav, yog tias koj xav tau hom xim twg, thov hu rau peb.