Paint Stripper Super Paint Stripper / pendi inobvisa
Paint Stripper Super Paint Stripper / pendi inobvisa
Features:
l Eco-inoshamwaridzika pendi inobvisa
l Isiri-corrosion, shandisa kuchengetedza uye shanda nyore
l Haina acid, benzene nezvimwe zvinokuvadza
l Inogona kushandiswa zvakare nekuchenesa firimu repende uye pendi slag mune mhinduro
l Inogona kubvisa phenolic resin, acrylic, epoxy, polyurethane kupedza pendi uye pendi yekutanga nekukurumidza.
Maitiro ekushandisa:
l Chitarisiko: Isina ruvara kusvika kune yakatsvuka brown transparent fluid
l Kurapa nzira: Dipping
l Nguva yekurapa: 1-15min
l Kurapa tembiricha: 15-35 ℃
l Tumira kurapwa: Geza iyo yasara pendi firimu uchishandisa yakanyanya kudzvanywa mvura
Cherechedza:
1. Chengetedzo
(1) Inorambidzwa kuibata zvakananga pasina kudzivirira kwekuchengetedza;
(2) Pfeka magirovhosi uye magirazi ekudzivirira usati waashandisa
(3) Chengetedza kure nekupisa, moto uye uchengete munzvimbo ine mumvuri, ine mhepo
2. Matanho ekubatsira kwekutanga
1. Igeze nemvura yakawanda pakarepo, kana ukasangana neganda uye ziso. Wobva wakumbira mazano kuna chiremba nekukasika.
2. Inwa ~ 10% sodium carbonate aqueous pakarepo, kana ukamedza chinobvisa pendi. Wobva wakumbira mazano kuna chiremba nekukasika.
Application:
l Carbon simbi
l Galvanized sheet
l Aluminium alloy
l Magnesium alloy
l Mhangura, girazi, huni uye plastiki nezvimwe
Package, kuchengetedza uye chekufambisa:
l Inowanikwa mu200 kg/ mbiya kana 25 kg/ mbiya
Nguva yekuchengetedza: ~ 12 mwedzi mumidziyo yakavharwa, ine mumvuri uye yakaoma nzvimbo
Kubvisa pendi uye plasticizer
Kubvisa pendi uye plasticizer
nhanganyaya
Parizvino, kuvandudzwa kwependi stripper muChina kunokurumidza, asi pachine mamwe matambudziko, akadai sehupfu hwakanyanya, mhedzisiro yekubvisa pendi isingagutsi uye kusvibiswa kwakakomba. Hunhu hwepamusoro, hwepamusoro tekinoroji zvemukati uye yakakwirira-yakawedzerwa zvigadzirwa zvishoma. Mukugadzira pendi stripper, parafini wax inowanzowedzerwa, kunyangwe ichigona kudzivirira iyo inonyungudika kuti irege kuvhuvhuta nekukurumidza, asi mushure mekubvisa pendi, wakisi yeparafini inowanzoramba iri pamusoro pechinhu chinopendwa, saka zvakakosha kuti unyatso gadzira. bvisa wakisi yeparafini, nekuda kwemamiriro akasiyana-siyana epamusoro kuti apendiwe, zvichiita kuti zvive zvakaoma kubvisa wakisi yeparafini, iyo inounza kukanganisa kukuru kune imwe inotevera. Pamusoro pezvo, nekufambira mberi kwetekinoroji uye budiriro yemagariro, vanhu vari kuramba vachiziva nezvekuchengetedzwa kwezvakatipoteredza uye vane zvinodiwa zvepamusoro-soro zvemapendi anobvisa pendi. Kwemakore akawanda, indasitiri yependi yave ichiedza kuderedza kushandiswa kwezvinonyungudutsa. Zvisinei, zvinonyungudutsa zvakakosha zvikuru kupenda strippers, uye naizvozvo kusarudzwa kwezvinonyungudutsa kunokosha zvikuru. Chisungo 612 cheGerman Technical Specification (TRGS) yagara ichirambidza kushandiswa kwemethylene chloride pendi strippers kuitira kuderedza njodzi dzebasa. Chinonyanya kukosha ndechekuenderera mberi kwekushandiswa kwechinyakare methylene chloride pendi strippers nevanoshongedza pasina hanya nekuchengetedzwa kwenzvimbo yekushanda. Zvose zvakakwirira-zvakaoma uye mvura-yakavakirwa masisitimu isarudzo kuitira kudzikisa zvinonyungudutsa uye kugadzira chigadzirwa chakachengeteka kushandisa. Naizvozvo zvakatipoteredza zvine hushamwari uye zvinoshanda mvura-based pendi strippers ichave nzira yekumberi kune vanobvisa pendi. Yepamusoro-tekinoroji, yepamusoro-giredhi pendi strippers ine yakakwirira yemukati inovimbisa zvakanyanya.
Koroka gadzirisa iyi ndima pendi ma stripper marudzi
1) Alkaline pendi stripper
Alkaline pendi stripper kazhinji ine alkaline zvinhu (zvinowanzo shandiswa sodium hydroxide, soda ash, girazi remvura, nezvimwewo), ma surfactants, corrosion inhibitors, nezvimwewo, izvo zvinopisa kana zvichishandiswa. Kune rumwe rutivi, alkali inosaponifies mamwe mapoka mupende uye inonyunguduka mumvura; kune rumwe rutivi, kupisa kunopisa kunobika firimu yekuputira, zvichiita kuti ishaye simba uye kuderedza kusungirirwa kwayo kune simbi, iyo, pamwe chete nemigumisiro yekupinda kwe surfactant, kupindira uye kushamwaridzana, pakupedzisira kunokonzera kuti chifukidzo chekare chiparadzwe. Fade out.
2) Acid pendi stripper.
Acid pendi stripper ipendi stripper inoumbwa neasidhi yakasimba senge concentrated sulfuric acid, hydrochloric acid, phosphoric acid uye nitric acid. Nekuti concentrated hydrochloric acid uye nitric acid inovhurika zviri nyore uye inogadzira acid mhute, uye ine corrosive mhedzisiro pasimbi substrate, uye concentrated phosphoric acid inotora nguva yakareba kupera pendi uye ine corrosive mhedzisiro pane substrate, saka, matatu ari pamusoro apa haawanzo. kushandiswa kupera pendi. Concentrated sulfuric acid uye aruminiyamu, simbi uye mamwe simbi passivation reaction, saka simbi ngura iduku zvikuru, uye panguva imwe chete ane simba dehydration, carbonization uye sulfonation ezvinhu organic uye kuti kunyungudutswa mumvura, saka concentrated sulfuric acid kazhinji. inoshandiswa mune acid pendi stripper.
3) Yakajairika solvent pendi stripper
Yakajairika solvent pendi stripper inoumbwa nemusanganiswa weyakajairwa organic solvent neparafini, senge T-1, T-2, T-3 pendi stripper; T-1 pendi stripper inoumbwa ne ethyl acetate, acetone, ethanol, benzene, parafini; T-2 inoumbwa ne ethyl acetate, acetone, methanol, benzene uye zvimwe zvinonyungudutsa uye parafini; T-3 inoumbwa nemethylene chloride, plexiglass, plexi-girazi uye zvimwe zvinonyungudutsa. Ethanol, wakisi yeparafini, nezvimwewo zvakasanganiswa, huturu hwakaderera, hunhu hwakanaka hwekubvisa pendi. Ivo vane pendi yekubvisa pendi pane alkyd pendi, nitro pendi, acrylic pendi uye perchlorethylene pendi. Zvisinei, iyo organic solvent mumhando iyi yepende stripper inoputika, inopisa uye ine chepfu, saka inofanira kuiswa munzvimbo ine mhepo yakanaka.
4) Chlorinated hydrocarbon solvent pendi stripper
Chlorinated hydrocarbon solvent pendi stripper inogadzirisa dambudziko rekubvisa pendi ye epoxy uye polyurethane coatings, iri nyore kushandisa, kushanda kwepamusoro uye kushomeka kune simbi. Inonyanya kuumbwa nezvinonyungudutsa (mapepa ekupenda echinyakare anonyanya kushandisa methylene chloride se organic solvent, nepo pendi dzemazuva ano dzinowanzo shandisa zvinonyungudutsa zvakanyanya, se dimethylaniline, dimethyl sulfoxide, propylene carbonate uye N-methyl pyrrolidone, yakasanganiswa nedoro uye zvinonyungudutsa zvinonhuhwirira, kana kusanganiswa ne hydrophilic alkaline kana acidic systems), co-solvents (senge methanol, ethanol uye isopropyl alcohol, nezvimwewo) Activators (senge phenol, formic acid kana ethanolamine, nezvimwewo), thickeners (zvakadai se polyvinyl doro, methyl cellulose , ethyl cellulose uye fumed silica, nezvimwewo), volatile inhibitors (separafini wax, ping ping, zvichingodaro). kupinda mukati, wetting agents uye thixotropic agents.
5) Mvura-based paint stripper
KuChina, vaongorori vakabudirira kugadzira pendi ine mvura-yakavakirwa pendi vachishandisa benzyl doro pachinzvimbo chedichloromethane sechinhu chikuru chekunyungudutsa. Kunze kwe benzyl doro, inosanganisirawo thickening agent, volatile inhibitor, activator uye surfactant. Yayo yakakosha kuumbwa ndeye (volume ratio): 20% -40% solvent component uye 40% -60% acidic mvura-based component ine surfactant. Kana ichienzaniswa neyechinyakare dichloromethane pendi stripper, ine huturu hushoma uye nekumhanya kwakafanana kwekubvisa pendi. Inogona kubvisa epoxy pendi, epoxy zinc yellow primer, kunyanya yependi yeganda ine pendi yakanaka yekubvisa pendi.
Koroka gadzirisa ndima iyi zvinowirirana
1) Primary solvent
Iyo huru solvent inogona kunyungudutsa firimu rependi kuburikidza nekupinda kwema molecular uye kuzvimba, izvo zvinogona kuparadza kunamatira kwependi firimu kune substrate uye chimiro chepakati chefirimu repende, saka benzene, hydrocarbon, ketone uye ether zvinowanzo shandiswa sezvinonyungudutsa zvakanyanya. , uye hydrocarbon ndiyo yakanakisisa. Zvinonyungudutsa zvikuru ibenzene, mahydrocarbon, ketones nemaethers, uye mahydrocarbons ndiwo akanakisa. Low-toxic solvent paint stripper isina methylene chloride kunyanya ine ketone (pyrrolidone), ester (methyl benzoate) uye doro ether (ethylene glycol monobutyl ether), nezvimwewo Ethylene glycol ether yakanaka kune polymer resin. Ethylene glycol ether ine kunyungudika kwakasimba kune polymer resin, kupenya kwakanaka, nzvimbo yakakwira yekubikira, mutengo wakachipa, uye zvakare yakanaka surfactant, saka inoshanda mukutsvaga kwekuishandisa sechinhu chikuru chinonyungudutsa kugadzirira pendi stripper (kana yekuchenesa agent) nekuita kwakanaka uye mabasa mazhinji.
Iyo molecule ye benzaldehyde iduku, uye kupinda kwayo muketani ye macromolecules yakasimba, uye kunyunguduka kwayo kune polar organic matter kunewo simba rakasimba, izvo zvichaita kuti macromolecules awedzere muhuwandu uye abudise kushungurudzika. Iyo yakaderera toxicity uye yakaderera volatility pendi stripper yakagadzirwa ne benzaldehyde se solvent inogona kunyatsobvisa epoxy powder coating pamusoro pesimbi substrate pakupisa kwekamuri, uye inokodzerawo kubviswa kwepende yeganda rendege. Kuita kwependi stripper iyi kunofananidzwa neyechinyakare kemikari pendi strippers (methylene chloride type uye inopisa alkali type), asi isinganyanyi kuodza kune simbi substrates.
Limonene chinhu chakanaka chekubvisa pendi kubva pakuonazve. I hydrocarbon solvent yakabviswa kubva muorenji peel, tangerine peel uye citron peel. Chinhu chakanakisa chekunyungudutsa girizi, wakisi uye resin. Iyo ine yakakwira yekubikira nzvimbo uye poindi yekubatidza uye yakachengeteka kushandisa. Ester solvents inogona zvakare kushandiswa seyakagadzirwa zvinhu zvependi stripper. Ester zvinonyungudutsa zvinoratidzwa nehuturu hwakaderera, hwema hunonhuhwirira uye zvisinganyunguriki mumvura, uye zvinonyanya kushandiswa sezvinonyungudutsa zveoiri organic zvinhu. Methyl benzoate ndiye anomiririra ester solvents, uye nyanzvi dzakawanda dzinotarisira kuishandisa mumucheka wependi.
2) Co-solvent
Iyo co-solvent inogona kuwedzera kunyungudika kwemethyl cellulose, kuvandudza viscosity uye kugadzikana kwechigadzirwa, uye kushandira pamwe neakanyanya solvent mamorekuru kuti apinde mufirimu repende, kuderedza kunamatira pakati pepende firimu neiyo substrate, kuitira kuti ikurumidze. wedzera chiyero chekubvisa pendi. Inogonawo kuderedza kuyerwa kweiyo main solvent uye kuderedza mutengo. Doro, ether uye esters zvinowanzo shandiswa se-co-solvents.
3)Promoter
Promoter nhamba ye nucleophilic solvents, kunyanya organic acids, phenols uye amines, kusanganisira formic acid, acetic acid uye phenol. Inoshanda nekuparadza macromolecular cheni uye kukurumidza kupinza uye kuzvimba kwejasi. Organic acid ine boka rimwechete rinoshanda sekuumbwa kwefirimu rependi - OH, inogona kupindirana neiyo crosslinking system yeokisijeni, nitrogen uye mamwe maatomu epolar, ichisimudza hurongwa hwechikamu chemuviri wekuyambuka, nekudaro ichiwedzera pendi stripper mumhepo. organic coating diffusion rate, kunatsiridza iyo pendi firimu kuzvimba uye kuunyana kugona. Panguva imwecheteyo, organic acids inogona kukonzera hydrolysis ye ester bond, ether bond yepolymer uye kuita kuti iparadze chisungo, zvichikonzera kurasikirwa kwekuoma uye brittle substrates mushure mekubviswa pendi.
Deionized mvura yakakwira dielectric inogara yakanyungudika (ε = 80120 pa20 ℃). Kana iyo nzvimbo inofanira kubviswa iri polar, yakadai se polyurethane, iyo yakakwira dielectric inogara yakanyungudika ine mhedzisiro yakanaka pakuparadzanisa nzvimbo ye electrostatic, kuitira kuti zvimwe zvinonyungudutsa zvipinde mukati me pores pakati pejasi ne substrate.
Hydrogen peroxide inoora panzvimbo zhinji dzesimbi, ichigadzira oxygen, haidrojeni uye atomu yeokisijeni. Okisijeni inokonzeresa kuti chidziviriro chakapfava chiumburuke, zvichiita kuti pendi itsva ipinde pakati pesimbi nependi, nokudaro ichikurumidzisa kubviswa. Acids zvakare chikamu chikuru mukuumbwa kwependi stripper, uye basa ravo ndere kuchengetedza pH yependi stripper pa210-510 kuitira kuti iite nemapoka emamine akasununguka mumajasi akadai se polyurethane. Asidhi inoshandiswa inogona kuve yakanyungudika yakasimba asidhi, liquid acid, organic acid kana inorganic acid. Sezvo inorganic acid ichinyanya kuburitsa ngura yesimbi, saka zviri nani kushandisa RCOOH general formula, molecular weight isingasviki 1,000 soluble organic acids, senge formic acid, acetic acid, propionic acid, butyric acid, valeric acid, hydroxyacetic. asidhi, hydroxybutyric acid, lactic acid, citric acid uye mamwe mahydroxy acids nemisanganiswa yawo.
4) Makobvu
Kana pendi stripper ichishandiswa kune mahombe emuumbirwo anofanirwa kunamatira kumusoro kuti aite kuti aite, zvinofanirwa kuwedzera makobvu senge mapolymer anonyungudika nemvura akadai se cellulose, polyethylene glycol, nezvimwewo, kana inorganic munyu sesodium chloride. , potassium chloride, sodium sulfate, uye magnesium chloride. Izvo zvinofanirwa kucherechedzwa kuti inorganic salt thickeners inogadzirisa viscosity ichawedzera pamwero wavo, kupfuura iyi chiyero, iyo viscosity inoderedzwa pachinzvimbo, uye kusarudzwa kwakashata kunogonawo kuve nekukanganisa kune zvimwe zvikamu.
Polyvinyl doro i polymer inonyungudika mumvura, ine mvura yakanaka yekunyungudika, firimu-kuumba, adhesion uye emulsification, asi mashoma organic compounds anogona kuinyungudutsa, polyol compounds senge glycerol, ethylene glycol uye low molecular weight polyethylene glycol, amide, triethanolamine. munyu, dimethyl sulfoxide, nezvimwewo, mune zviri pamusoro organic zvinonyungudutsa, nyungudutsa shoma shoma yepolyvinyl doro inofanirawo kupiswa. Polyvinyl alcohol aqueous solution ine benzyl doro uye formic acid musanganiswa wekusaenderana, nyore kuisa, uye panguva imwe chete nemethyl cellulose, hydroxyethyl cellulose solubility yevarombo, asi uye carboxy methyl cellulose solubility iri nani.
Polyacrylamide inonzi linear water-soluble polymer, iyo uye zvinobva mairi zvinogona kushandiswa se flocculants, thickeners, mapepa ekuwedzera uye retarders, nezvimwewo. organic mhinduro, senge methanol, ethanol, acetone, ether, aliphatic hydrocarbons uye anonhuwirira hydrocarbons. Methyl cellulose aqueous mhinduro mu benzyl doro mhando yeasidhi yakagadzikana, uye zvakasiyana-siyana zvemvura-zvinonyungudika zvinhu zvine musanganiswa wakanaka. Kuwanda kweviscosity zvichienderana nezvinodiwa zvekuvaka, asi kukora kwekuita hakuna kuenzana zvakananga nehuwandu, nekuwedzera kwehuwandu hwakawedzerwa, mhinduro yemvura inoderedza zvishoma nezvishoma kupisa kwegelation. Benzaldehyde mhando haigone kuwedzerwa nekuwedzera methyl cellulose kuti iwane yakakosha viscosity athari.
5) Corrosion Inhibitor
Kuti udzivise kuora kwe substrate (kunyanya magnesium nealuminium), imwe chiyero che corrosion inhibitor inofanira kuwedzerwa. Corrosiveness idambudziko risingagoni kufuratirwa mukugadzirwa chaiko, uye zvinhu zvinobatwa nependi stripper zvinofanirwa kugezwa nekuomeswa nemvura kana kugezwa nerosin nepeturu nenguva kuitira kuti simbi nezvimwe zvinhu zvisaora.
6) Volatile inhibitors
Kazhinji kutaura, zvinhu zvine kupenya kwakanaka zviri nyore kunyunguduka, saka kuitira kudzivirira kuvhurika kwemamorekuru ekunyungudutsa, imwe chiyero chevolatilization inhibitor inofanira kuwedzerwa kune pendi stripper kuderedza kuvhurika kwemamorekuru ekunyungudutsa mukugadzira. , chekufambisa, kuchengetedza uye kushandiswa. Kana iyo pendi stripper ine parafini wax inoiswa pamusoro pepende, danda rakatetepa reparafini wax richaumbwa pamusoro, kuitira kuti mamorekuru ekunyungudutsa ave nenguva yakakwana yekugara uye kupinda mukati mepende yefirimu kuti abviswe, nekudaro. kunatsiridza pendi yekubvisa mhedzisiro. Wakisi yakasimba yeparafini yega inowanzokonzera kupararira kusina kunaka, uye chidimbu chiduku cheparafini chinoramba chiri pamusoro mushure mekubviswa kwependi, izvo zvinokanganisa kumwaya zvakare. Kana zvichidikanwa, wedzera emulsifier kuderedza kusimba kwepamusoro kuitira kuti wakisi yeparafini uye wakisi yeparafini yemvura zvinyatsoparadzirwa uye kugadzikana kwayo kwekuchengetera kuve nani.
7) Surfactant
Kuwedzerwa kwemasurfactants, akadai seamphoteric surfactants (semuenzaniso, imidazoline) kana ethoxynonylphenol, kunogona kubatsira kuvandudza kugadzikana kwekuchengetera kwependi stripper uye kufambisa kusukurudza pendi nemvura. Panguva imwecheteyo, kushandiswa kwema surfactant molecules ane zvose lipophilic uye hydrophilic maviri anopesana maitiro e surfactant, anogona kukanganisa solubilization effect; kushandiswa kwe surfactant colloidal group effect, kuitira kuti kunyungudika kwezvikamu zvakasiyana-siyana mukugadzirisa kunowedzera zvakanyanya. Anowanzo shandiswa surfactants propylene glycol, sodium polymethacrylate kana sodium xylenesulfonate.
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Nguva yekutumira: Sep-09-2020