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Hababka Lagu Kordhiyo Guryaha PVC - Doorka Wax-ku-darka.

Xabagta PVC ee laga helay polymerization aad ayuu u deggan yahay sababtoo ah degganaanshihiisa kulaylka oo hooseeya & viscosity sare oo dhalaalid ah.Waxay u baahan tahay in wax laga beddelo ka hor inta aan la farsamayn alaabooyinka la dhammeeyey.Hantideeda waa la wanaajin karaa/wax laga beddeli karaa iyada oo lagu darayo dhawr waxyaalood oo lagu daro, sida kuwa kulaylka, xasiliyayaasha UV, balaastiijiyeyaasha, wax ka beddelayaasha saamaynta, buuxinta, ololka retardants, midabada, iwm.

Xulashada waxyaabahan lagu daro si kor loogu qaado guryaha polymerka waxay ku xiran tahay shuruudaha codsiga dhamaadka.Tusaale ahaan:

1.Plasticizers (Phthalates, Adipates, Trimellitate, iwm) ayaa loo isticmaalaa sida wakiilada jilicsan si kor loogu qaado rheological iyo sidoo kale waxqabadka farsamada (adkeydka, xoogga) ee alaabta vinyl iyadoo kor loo qaadayo heerkulka.Waxyaalaha saameeya doorashada balaastikada ee polymer-ka vinyl waa: Waafaqid polymer; Volatility hoose; kharash.

2.PVC waxay leedahay xasillooni kuleyl ah oo aad u hooseeya iyo xasiliyayaashu waxay ka caawiyaan ka hortagga xaalufka polymer inta lagu jiro farsamaynta ama soo-gaadhista iftiinka.Marka lagu daro kulaylka, xeryahooda vinylku waxay bilaabaan falcelinta fuuq-baxa ee is-dardargelinaya iyo xasiliyayaashani waxay ka takhalusaan HCl soo saaray kor u qaadista nolosha polymer.Qodobbada la tixgelinayo marka la dooranayo qaboojiyaha kulaylka waa: Shuruudaha farsamo; Ansixinta sharciga; kharash.

3.Fillers waxaa lagu daraa xeryahooda PVC sababo kala duwan.Maanta, buuxintu waxa ay noqon kartaa wax-qabad dhab ah oo lagu daro isagoo ku soo bandhigaya qiimaha habab cusub oo xiiso leh oo ah qiimaha diyaarinta ugu hooseeya.Waxay caawiyaan inay: kordhiyaan qallafsanaanta iyo xoogga, wanaajiyaan waxqabadka saamaynta, ku dara midabka, indho-furnaanta iyo dhaqdhaqaaqa iyo wax ka badan.

Kaalshiyam carbonate, titanium dioxide, dhoobo la kasban, galaas, talc iwm waa noocyada caadiga ah ee buuxinta ee loo isticmaalo PVC.

saliidaha dibadda 4.Dibadeed waxaa loo isticmaalaa in lagu caawiyo marinka siman ee PVC dhalaalay iyada oo loo marayo qalabka processing.halka saliidaha guduhu ay yareeyaan viscosity dhalaalka, ka hortagga kulaylka iyo hubinta midabka wanaagsan ee alaabta.

5.Waxyaabaha kale ee lagu daro sida qalabka wax lagu sameeyo, wax ka beddelayaasha saameynta, ayaa lagu daraa si kor loogu qaado farsamooyinka iyo sidoo kale guryaha dusha sare ee PVC.


Waqtiga boostada: Dec-13-2022