iimveliso

Arhente unyango Surface Phosphating ukuvelisa Vist wamkelekile

inkcazo emfutshane:

Umphezulu wokuphatha iarhente ibhekisa kwisenzi esisetyenziselwa ukunyanga umphezulu wezinto ukufezekisa injongo ethile, kubandakanya iarhente yonyango yentsimbi, iarhente yokunyanga umphezulu we polytetrafluoroethylene kunye nearhente yokunyanga umphezulu wesilica.
Ummeli wonyango wentsimbi ubhekisa kumphezulu wentsimbi kunyango olwahlukeneyo lweearhente zeekhemikhali zegama ngokubanzi. Unyango kumphezulu wentsimbi kubandakanya ukususwa komhlwa, ukususwa kwerusi, ukuthintela umhlwa kunye nolunye unyango lwangaphambi kwesiseko, yenzelwe iteknoloji yokutyabeka isinyithi, iteknoloji yokhuseleko lwensimbi ukulungiselela, umgangatho wesiseko sonyango lonyango lunempembelelo enkulu kulungiso olulandelayo ukusetyenziswa kwesinyithi.
PTFE arhente yonyango umphezulu: Ukuze kuphuculwe ukusebenza nisondelelane PTFE nokwandisa uluhlu isicelo PTFE, umphezulu PTFE ziphathwe yi-PTFE arhente unyango umphezulu hydrophilic, ngoko ke kungadityaniswa ngeglu eqhelekileyo.

Iarhente unyango abicah irabha ngokukodwa kusetyenziswa abicah irabha cola arhente unyango yokuncamathelisa macala Isetyenziswa kwiphepha lobushushu eliphezulu abicah sheet irabha, uze uncanyathiselwe yokuncamathelisa enamacala amabini, enamathelayo emacaleni kungenziwa ngokuqinileyo incamathele kwiphepha abicah irabha. Isetyenziswa ngokubanzi kwiinyawo zerabha ze-silicone, ubucwebe be-silicone yerabha kunye nenye iteyiphu emacala asemacaleni, uphawu lwentengiso, iilebheli kunye nokunye okuncanyathiselwe kwirabha yesilicone.


Iinkcukacha zeMveliso

Iimpawu zemveliso

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Ukusetyenziswa

Ukuwa kokuhlelwa kweli candelo kummeli wonyango wentsimbi

Oku ikakhulu kubandakanya arhente zokucoca, arhente antirust kunye nesisombululo phosphating. Itekhnoloji yonyango yomphezulu wensimbi yahlulwe yonyango loomatshini (njenge-sandblasting, ipolishi, ukucoca amanzi ngamandla, njlnjl.) Kunye nonyango lweekhemikhali zeendidi ezimbini. Ngokuphathelele ukutyabeka, i-electroplating kunye nezinye iitekhnoloji ziye zaphuhliswa ngokuzimeleyo njengetekhnoloji yothintelo umhlwa wentsimbi, iikhemikhali ezisetyenzisiweyo zihlala zingafakwanga kububanzi bearhente yonyango yentsimbi ekubhekiselwe kuyo apha.

Ukusonga isicoci

Isinyithi kunye neemveliso zazo zihlala zingcoliswe kukungcola okungafaniyo kunye nokungcola kumphezulu ngexesha lokulungiswa. Ukucoca yinxalenye ebaluleke kakhulu yonyango lomphezulu wensimbi. Ukwenzela ukunciphisa i-ocereasing yeoyile yeenjongo eziphambili zearhente yokucoca esekwe kwi-petrolium, iarhente yokucoca i-hydrocarbon, iarhente yokucoca i-alkaline kunye nearhente yokucoca enezinto ezisebenzayo, njl.

Iiarhente zokucoca ezisekwe kwiPetroleum

Ezona ziphambili kukunyibilikisa ipetroli, iparafini okanye idizili elula. Umsebenzi walo mgaqo ikakhulu kukusebenzisa isiphumo sokunyibilika kwigrisi yentsimbi. Ngenxa yokuba olu hlobo lwesinyibilikisi lunokungena okunamandla kunye nepropathi elungileyo yokuqhekeza, isetyenziselwa ukucoca irhabaxa ukususa inani elikhulu lokungcola kwegrisi. Kodwa ekusetyenzisweni okwenyani, kuhlala kudityaniswa uhlobo oluthile lwento eyenziweyo, ukuze ikwazi ukucoca ukungcola okunganyibilikiyo kwamanzi, kwaye ngamanye amaxesha ikongeze ixabiso elincinci le-antirust agent, ukuze emva kokucoca umphezulu unexesha elincinci . Olu hlobo lwearhente yokucoca esekwe kwipetroleum, ngakumbi ipetroli, ngenxa yokutsha, ukusetyenziswa kwamanyathelo okhuseleko emlilweni kufuneka anele.

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Iinkcukacha ezikhawulezayo

Iichlorinated hydrocarbon detergent

Iinyibilikisi ezisetyenziswa ngokuqhelekileyo ziyi-trichlorethylene kunye ne-carbon tetrachloride. Ezi nyibilikisi zibonakaliswa kukunyibilika kwazo okuqinileyo kweoyile kunye nenqatha, kodwa zinendawo yokubila ephantsi kwaye zihlala zingenakho ukutsha. Ngapha koko, ubushushu obuthile buncinci kwaye ubushushu obufihlakeleyo bumphunga buncinci, ke ngoko amaqondo obushushu anyuka kwaye amafu akhawuleza. Ukuxinana kwayo ngokubanzi kukhulu kunomoya, kwaye ke ikwindawo esezantsi yomoya. Ngenxa yezi mpawu, inokusetyenziselwa ukuphelisa umphunga. Njengoko ezi nyibilikisi zibiza kakhulu, zihlala ziphinda zisetyenziswe okanye ziphinde zisebenze kwakhona. Ezinye izinyibilikisi, ezifana netrichlorethylene, zinetyhefu ethile. Xa ukukhanya, umoya kunye nokufuma kuhlangana, i-hydrogen chloride iveliswa kukubola, okunokubangela ukubola kwesinyithi ngokulula; xa udibene nealkali eyomeleleyo, oko kunokubangela lula ukuqhuma, njl.njl.

Igosa lokucoca i-alkaline

Ngokukodwa isodiyam hayidroksayidi, isodiyam carbonate, isodiyidi yesilic, isodium phosphate, njl. Umgaqo wabo wokusebenza kukuba bakwazi kunye neoyile kwi-fatty acid glycerol ester saponification yenzeka ukwenza isepha yokuqala, ukuze ioyile inyibilike emanzini kwaye inyibilike isuswe. Phakathi kwazo, isodiyam hayidroksayidi kunye nesodiyam carbonate zinomsebenzi wokunciphisa ukungcola okune-asidi. Isodiyam phosphate, isodium tripolyphosphate, isodiyam hexametaphosphate, njl. Zombini zineziphumo zokucoca, kodwa zithintele nendima yokubola. Isilicon silicate ine-gelling, ukusasazeka, njl., Ukucoca kungcono. Isicoci seAlkaline ngenxa yexabiso eliphantsi, elinetyhefu, elingenakho ukutsha kunye nezinye izizathu, ukusetyenziswa ngokubanzi. Kodwa ekusetyenzisweni kwe-alkaline yokucoca iarhente kufuneka inike ingqalelo kwizinto zentsimbi eziza kucocwa, khetha i-pH efanelekileyo yesisombululo sealkali. Ukongeza, xa kusetyenziswa izixhobo zokucoca i-alkaline, ii-surfactants zihlala zongezwa ukwenza ifomula eyomeleleyo yokwenza isiphumo sokucoca.

 

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I-arhente ye-antirust esongiweyo

Ludidi lweearhente zemichiza ezongezwe kwimithombo eyahlukeneyo enjengamanzi, ioyile okanye igrisi ngenjongo yothintelo lwentsimbi. Inokwahlulahlulwa ibe yi-arhente yokunyibilikisa amanzi, iarhente yokunyibilikisa ioyile, iarhente yokuthintela i-emulsified kunye nesigaba segesi.

Iarhente yokunyibilikisa amanzi

Zinganyibilika emanzini zenze isisombululo esinamandla, kwaye intsimbi inyangwa ngesi sisombululo samanzi sokuthintela ukubola kunye nokugqwala. Isenzo sabo sokulwa nokubola sinokuhlulwa ngokweendidi ezintathu. (1) Isinyithi kunye nearhente yokulwa intsholongwane zenza ifilimu enganyibilikiyo kunye ne-oxide eninzi, oko ke kuthintela ukunyibilikiswa kwesinyithi okanye ukukhuthaza ukwenziwa kwesinyithi, oko kuthintela ukubola kwesinyithi. Ezi rust inhibitors zikwabizwa ngokuba ziiarhente zokuhamba, ezinje nge sodium nitrite kunye ne potassium dichromate. Xa uzisebenzisa, isixa esaneleyo kufuneka siqinisekiswe. Xa idosi ingonelanga, ifilimu epheleleyo ye-oxide ayinakwenziwa, kwaye kumgangatho omncinci ongagqitywanga wentsimbi, ukuxinana kwe-corrosion yangoku kuyonyuka, okuya kubangela ukuba kube lula ukubola kwendawo. Isinyithi kunye neantirust agents zivelisa iityiwa ezinganyibilikiyo, yiyo loo nto isusa isinyithi kwizinto ezonakalisayo kwaye zithintele ukuba zingarusi. Umzekelo: enye ye-phosphate inokusebenza ngentsimbi ukuvelisa ityuwa enganyibilikiyo yentsimbi; ezinye i-silicate zinakho kunye nentsimbi, indima ye-aluminium yokuvelisa i-silicate engenakunyibilika njalo njalo. (3) Isinyithi kunye nezinto ezinxamnye nomhlwa zivelisa izakhiwo ezingenakunyibilika, ezigubungela umphezulu wesinyithi kwaye zikhusela isinyithi kumhlwa. Umzekelo, i-benzotriazole kunye nobhedu zinokwenza i-chelate Cu (C6H4N3) 2, enganyibilikiyo emanzini nakwioyile, yiyo loo nto inokukhusela umphezulu wobhedu.

 

Iarhente yokunyibilikisa ioyile

Kwakhona kwaziwa ngokuba yi-oil-soluble corrosion inhibitors. Uninzi lwazo yimixokelelwane emide yecarbon organic kunye namaqela polar. Amaqela polar kwiimolekyuli zawo asondelelene umphezulu wesinyithi ngentlawulo; amaqela angekho polar eekhabhoni zecarbon hydrocarbons ezinde zijolise kwicala elingaphandle komphezulu wesinyithi, kwaye anokunyibilikiswa ngeoyile, ukuze iimolekyuli zearhente ye-antirust zicwangciswe ngokuthe ngqo kumphezulu wesinyithi, zenze ifilimu ekhuselekileyo yokukhusela ukukhusela isinyithi kukhukuliseko lwamanzi neoksijini. Ngokweqela layo le-polar, inokwahlulahlulwa ibe ziindidi ezintlanu: ① I-sulphate, ifomula yeekhemikhali (R-SO3. Isetyenziswa ngokubanzi sisinyithi sealkali okanye iityali zomhlaba zetyali zepetroleum sulfonic acid, ezinjenge-barium petroleum sulfonate, isodium petroleum sulfonate , i-barium dinonylnaphthalene sulfonate njalo njalo. IiCarboxylic acid kunye neesepha zazo, ifomula yeekhemikhali yeR-COOH kunye (R-COO) nMm. njengerusi inhibitor carboxylic acid zizilwanyana kunye neeoyile zemifuno zamafutha acid, njenge-asidi ye-stearic, i-oleic acid, njl, enye i-oxyfuel, i-alkenesuccinic acid kunye nezinye izinto ezenziwe nge-carboxylic acid, kunye neemveliso zepetroleum ezifana ne-naphthenic acid. ukunyibilika kweoyile kuncinci.Kwaye iyakunyibilikiswa ngamanzi, kwaye ayizinzanga xa isasazwa kwioyile, ngamanye amaxesha iyacuthwa kwioyile. izembe ziikhompawundi zendalo ze-ester, kwaye zilungile izixhobo zokutywina i-antirust. I-Esters yee-polyalcohols ineziphumo ezilungileyo ze-antirust, ezinje nge-pentaerythrityl monooleate kunye ne-sorbitan monooleate (Span-80), ezizezona zinto zilungileyo zokulwa nesinyithi kwaye zisetyenziswa ngokubanzi. (4) Ii-amine, ifomula ngokubanzi yi-R-NH2, enjenge-octadecylamine, njl. Njl. Nangona kunjalo, ii-amine ezilula azonelanga ukuthintela umhlwa kwi-oyile yezimbiwa, kodwa i-amine salts okanye ezinye iikhompawundi eziveliswa zii-amine kunye nee-organic acid, ezinje nge-octadecylamine oleate, cyclohexylamine stearate, njl. (5) isalfure, initrogen heterocyclic compounds, heterocyclic rings ezine sulphur okanye initrogen kunye nezinye izinto, zikwangcono irusi inhibitors, ezinje nge-imidazoline alkyl phosphate salt, benzotriazole kunye ne-α-mercaptobenzothiazole njalo njalo. I-Imidazoline isetyenziselwa ukuthintela umhlwa wentsimbi kunye ne-non-ferrous, ngelixa i-benzotriazole isetyenziselwa ubhedu kunye nezinye izinto ezingathinteli umhlwa.

Iarhente yokuchasana ne-emulsified

Zimbini iintlobo ze-arhente yokuthintela ukungonakali: enye kukunqunyanyiswa kwamasuntswana eoyile emanzini, okt ioyile-emanzini-emulsion, edla ngokuba mhlophe njengobisi; okunye ukunqunyanyiswa kwamasuntswana amanzi kwioyile, okt ioyile-emanzini-emulsion, edla ngokubonakala elulwelo okanye eguqukayo. I-arhente ye-antirust ye-emulsified ayisebenzi kuphela kwi-antirust, kodwa nakwi-lubrication kunye nokusebenza kokupholisa, ke ihlala isetyenziswa njengesipholisi sokuthambisa ukusika isinyithi. Kwixesha elidlulileyo, i-emulsifier kwi-arhente ye-antirust ye-emulsified ihlala isetyenziswa kwioyile yemifuno kunye namafutha (njengeoyile yemifuno, ioyile ye-castor, njl. Njl.) Ngenkqubo ye-saponification, nakwinkulungwane yama-21, i-triethanolamine oleate, ioyile ye-sulfonated okanye i-non-ionic iyasetyenziswa. Ukomeleza ukusebenza kwe-rustproof, xa uxubana ne-emulsion kunye namanzi, isixa esithile se-arhente yokunyibilikisa amanzi, efana ne-sodium nitrite kunye ne-sodium carbonate, i-nitrite ye-sodium kunye ne-triethanolamine nayo inokongezwa. Ukongeza, ukuthintela kunye nokucothisa ukonakala kwe-emulsion, inokongezwa inani elincinci lee-antifungal agents, ezinje nge-phenol, pentachlorophenol, sodium benzoate, njl.

 

N,N-Diethylaniline
N,N-Diethylaniline
N,N-DIMETHYL-P-TOLUIDINE 78

Isisombululo se-phosphate esongiweyo

I-Phosphate yindlela ebalulekileyo yokuthintela umhlwa kwizixhobo zesinyithi, injongo yayo ikukubonelela ngokhuseleko lokulwa nokubola kwisiseko sesinyithi, ukupeyinta ngaphambi kokuphamba, ukuphucula ukubambelela komaleko wokwaleka kunye nokumelana kunye nokulungiswa kwesinyithi kukhuhlana ukunciphisa nokuthambisa. I-Phosphating isetyenziselwa ubuchwepheshe be-pretreatment, umgaqo kufuneka ube yinkqubo yokuguqula ifilimu. Izicelo zobunjineli ikakhulu zizinto zentsimbi kumphezulu womhlaba phosphate, kodwa iintsimbi ezingekho zentsimbi ezinje ngealuminium, iinxalenye zezinc zinokusetyenziswa phosphate.

 

Crystal violet lactone12
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