Homeliness, Dhismaha
La taaban karo polymer: Halabuurka, noocyada, astaamaha, codsiga iyo technology dib u eegista
la taaban karo polymer - qalab dhisme gaar ah, kaas oo waxaa loo isticmaalaa sida gal ah, iyo sidoo kale in bedel lagu of cements nuuradda. Xaaladaha qaarkood, polymer ah waxaa loo isticmaalaa sida dheeri ah cement Portland. Waa isu, wax raagaya farcan helay ku khalda buuxiyo macdanta kala duwan la wakiilada tannic dardaro ama dabiiciga ah. Tani wax injineernimada sare loo isticmaalo warshadaha badan, laakiin waa ugu badan in industry dhismaha.
noocyada
In dhismaha loo isticmaalo saddex nooc oo polymer la taaban karo. Next, aragti dhaw ee technology-soo-saarka, baaxadda iyo Halabuurka in ay fikrad guud oo la taaban karo polymer iyo beddelka ay.
Polymer darey la taaban karo (la taaban karo ayaa la modified polymer-)
Noocan ah la taaban karo ka wax cement Portland sameeyey polymer a modified sida looxa, copolymer polyvinyl iyo copolymer vinylalkohol ethylene. Miyuu Amda wanaagsan, xoog laalaab sare iyo permeability hooseeyo.
polymer modified la taaban karo looxa lagu gartaa midab joogto ah, kaas oo sababta uu u yahay in baahida weyn ku dhex waxdhisayaashiisii iyo injineero. Its-habeynta kiimikada ay la mid tahay kala duwanaanshaha cement caadiga ah. Inta ay polymer inta badan u dhaxeysa 10 ilaa 20%. La taaban karo, dib u habaynta sidan waxa uu shahaadada hoose ee kasoo hoyiyay iyo cufnaanta ka sarreeya cement saafi ah. Si kastaba ha ahaatee, ay wadajirka dhismahaa ku xiran tahay muhiimad on gal ee cement Portland.
Cusbi la taaban karo lagu cufay
dahaadhida A cusbi waayo, la taaban karo waxaa badanaa lagu sameeyey by bandhigid monomer ah ee mugga yar yahay biyuhu cement Portland, raaceen by shucaaca ama Hannaan polymerisation kaamerada. dabacsanaan The qaybsan ee noocan ah ee la taaban karo by 50-100% ka sarreeya celceliska.
Si kastaba ha ahaatee, polymer ku modulus 10% ka weyn yahay kii la taaban karo caadiga ah. Sababtoo ah oo ka mid ah sifooyinka fiican, ka mid ah hannaanka ka mid ah fursadaha si aad u dalbato wax dhismaha polymeric la si gooni gooni ah ku xusan kartaa wax soo saarka:
- tu;
- buundooyinka,
- qasabadaha,
- dusiyeen dabaqa;
- dhismaha laminate.
soo bandhigid technology geedi socodka ka mid ah la taaban karo-qalajiyo in qoyaan ka dusha ka saar, isticmaalka monomers ee lakabka khafiifka ah ee ciid, ka dibna polymerizing monomers isticmaalaya daadanayo kulaylka. Sidaa darteed, meelaha la taaban karo leeyihiin permeability hoose a biyaha, nuugista, iska caabin abrasion iyo xoog badanaa sare. Sidoo kale, si loo hagaajiyo iska caabin Duugga ah, caabiga qabow iyo qoyaan, waxaa loo isticmaalaa polymeric blaastiigga waayo, la taaban karo, leben, dhagax, dabaq, iwm
polymer
Waxa waxba kuma laha caadiga ah ee noo Portland leeyahay. Waxa asaasay dhagaxyadan daro maaddo polymeric gal oo aanu biyo kuma jirto. Polystyrene.ka, looxa iyo epoxy Beeyada waa monomers kuwaas oo si ballaaran loo isticmaalo soo saaridda ee noocan ah ee la taaban karo. Baaruud waxaa sidoo kale loo arkaa polymer ah. Baaruud la taaban karo waxaa loo isticmaalaa dhismayaasha u baahan in iska caabin sare si ay deegaan acidic. polymers Thermoplastic laakiin cusbi inta badan thermosetting loo isticmaalaa sida qayb weyn ee cusbi sababtoo ah xasilooni kaamerada sare iyo xasiloonida si ay tiro balaadhan oo ah kiimikada.
la taaban karo gaar ahaan polymer
wax dhismaha casriga ah kala duwan ka horreeyay ay. Waxay leedahay sifooyinka soo socda:
- caabin High in deegaanno kiimikada iyo noolaha.
- Sida waxyaabaha cement-la taaban karo marka la barbar dhigo, waxa uu leeyahay tiro yar.
- Dhammaataan nuuga buuqa iyo gariirka.
- Vyvetrivaemost iyo iska caabin UV wanaagsan.
- nuugista biyaha.
- Waxaa laga gooyn karaa iyadoo la isticmaalayo oo dhoollatus iyo gotaan.
- Waxaa loo samayn karo sida dhagaxa weyn burburiyo ama la tumay, waayo, isticmaalka saldhig wadada.
- About 4 jeer ka xoog badan la taaban karo sibidhka.
- guryaha ningax Good iyo xasiloonida.
- Ultra-dhameysatay, taas oo sahlaysa socodka Haydarooliga hufan.
isticmaalka
Polymer loo isticmaali karaa dhismaha cusub ama dayactirka ah ee wax duug ah. hantida koolo ogolaan soo kabashada ee labada polymer oo la taaban karo caadiga ah, cement-saldhig. permeability Low oo iska caabin ah daxalka u ogolaan isticmaalkeeda barkadaha dabbaasha, nidaamka bullaacadaha, channels dheecaan, unugyada electrolytic iyo qaabab kale oo ay ku jiraan dareere ama kiimikooyinka xoqe. Waxaa haboon dhismaha iyo dayactirka ceelasha waa, sababtoo ah halka ay awoodda in ay iska caabin ah gaasaska bulaacada sun iyo xoqe iyo bakteeriyada badan laga helo nidaamyada biyaha.
Reviews
la taaban karo polymer ayaa si weyn loo qaatay, sababtoo ah kharashka sare iyo dhibaatooyin la xiriira farsamooyinka wax soo saarka dhaqanka. Si kastaba ha ahaatee, horumarka la soo dhaafay ayaa keentay in hoos u dhac weyn ee qiimaha, taas oo macnaheedu yahay in ay isticmaalka sii caadi ah. In kasta oo dhammaan faa'iidooyinka ay ka badan la taaban karo caadiga ah, waxay leeyihiin fikrado ku saabsan arrimaha deegaanka qarsoon xun oo inta badan ka dhacaan ay sabab u tahay wax soo saarka aan habboonayn, isticmaalka qaybaha ay tayadiisu hoosayso iyo xadgudub ka dhan ah Joogaba.
Sidoo kale, technology ah ee wax soo saarka ee la taaban karo polymer leedahay wax badan oo ka mid ah Gudigga iyo siraha aan ninna doonaya inuu u muujiyo. Dabcan, sida uu u sheegay dib u eegista, qiimaha suuqa polymer waa mid qaali ah. Tan waxa u sabab dhib ah ee ay wax soo saarka, iyo qaybaha qaali ah, kuwaasi oo loo isticmaalo si ay u abuuraan.
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