Iselulosi etheryipolymer engeyiyo ionic semi-synthetic, enyibilikayo emanzini kunye ne-solvent-soluble. Ineempembelelo ezahlukeneyo kumashishini ahlukeneyo. Umzekelo, kwizinto zokwakha iikhemikhali, zineempembelelo ezidibeneyo zilandelayo:
① umenzeli ogcina amanzi ②Thickener ③Ipropathi yokulinganisa ④ipropathi yokwenza ifilim ⑤Binder
Kwishishini le-polyvinyl chloride, i-emulsifier kunye ne-dispersant; kwishishini lamachiza, liyi-binder kunye nesikhokelo sokukhululwa esicothayo nesilawulwayo, njl. Ngenxa yokuba i-cellulose ineempembelelo ezahlukeneyo ezidibeneyo, ukusetyenziswa kwayo Intsimi nayo ininzi kakhulu. Oku kulandelayo kugxininise ekusebenziseni kunye nomsebenzi we-cellulose ether kwizinto ezahlukeneyo zokwakha.
(1) Kwipeyinti yelatex:
Yongeza ngokuthe ngqo kwimveliso: le ndlela kufuneka ikhethe i-hydroxyethyl cellulose uhlobo lokulibaziseka, kunye ne-hydroxyethyl cellulose kunye nexesha lokuchithwa kwemizuzu engaphezu kwe-30, amanyathelo okusebenzisa ami ngolu hlobo lulandelayo:
① Beka umlinganiselo othile wamanzi acocekileyo kwisikhongozeli esixhotyiswe ngomxube wokucheba okuphezulu
②Qala ukushukumisa ngokuqhubekayo ngesantya esiphantsi, kwaye kwangaxeshanye kancinci wongeza i-hydroxyethyl kwisisombululo ngokulinganayo.
③Qhubeka nokuxuba de zonke iigranules zimanziswe
④Yongeza ezinye izongezo kunye nezongezo ezisisiseko, njl.
⑤ Gxuma de kube onke amaqela e-hydroxyethyl achithwa ngokupheleleyo, emva koko wongeza amanye amacandelo kwifomula, kwaye ugaye de kube yimveliso egqityiweyo.
Ⅱ. Ixhotyiswe ngotywala boomama ukuze isetyenziswe kamva: Le ndlela inokukhetha i-cellulose ekhawulezileyo, enefuthe lokulwa nokungunda. Inzuzo yale ndlela kukuba inokuguquguquka okukhulu kwaye inokongezwa ngokuthe ngqo kwipeyinti ye-latex. Indlela yokulungiselela iyafana namanyathelo ①-④.
Ⅲ. Lungiselela isidudu ukuze sisetyenziswe kamva: Ekubeni izinyibilikisi zendalo zizinyibilikisi ezinganyibilikiyo (ezingenakunyibilika) kwi-hydroxyethyl, ezi zinyibilikisi zinokusetyenziselwa ukulungisa isidudu. Ezona zinyibiliki zisetyenziswa ngokuqhelekileyo zilulwelo lwendalo kwimixube yepeyinti ye-latex, efana ne-ethylene glycol, ipropylene glycol, kunye ne-film-forming agents (ezifana nediethylene glycol butyl acetate). I-porridge hydroxyethyl cellulose inokongezwa ngokuthe ngqo kwipeyinti. Qhubeka uvuselela de unyibilike ngokupheleleyo.
(2)Edongeni lokukrwela iputty:
Okwangoku, kwizixeko ezininzi kwilizwe lam, i-putty enganyangekiyo yamanzi kunye ne-scrub-resistant-friendly-friendly putty ixatyiswe kakhulu ngabantu. Iveliswa yi-acetal reaction ye-vinyl alcohol kunye ne-formaldehyde. Ngoko ke, esi sixhobo sipheliswa ngokuthe ngcembe ngabantu, kwaye iimveliso ze-cellulose ether series zisetyenziselwa ukubuyisela le nto. Oko kukuthi, ukuphuhliswa kwezinto zokwakha ezihambelana nokusingqongileyo, i-cellulose okwangoku iyona nto kuphela.
Ngenxa ye-viscosity ephezulu ye-cellulose, i-buoyancy ye-putty nayo iphuculwe, kwaye into ephazamisayo ngexesha lokwakha nayo iyathintelwa, kwaye ikhululekile kwaye igcina umsebenzi emva kokukhuhla. Kukulungele ngakumbi ukongeza i-cellulose ether kwi-powder putty. Imveliso kunye nokusetyenziswa kwayo kulula ngakumbi. I-filler kunye nezongezo zinokuxutywa ngokulinganayo kwipowder eyomileyo.
(3)Udaka lwekhonkrithi:
Kwi-concrete mortar, ukufezekisa amandla okugqibela, i-samente kufuneka ifakwe ngokupheleleyo. Ngokukodwa ekwakhiweni kwehlobo, udaka lwekhonkrithi lulahlekelwa ngamanzi ngokukhawuleza, kwaye imilinganiselo ye-hydration epheleleyo isetyenziselwa ukugcina nokufefa amanzi. Inkcitho yemithombo kunye nokusebenza kakubi. Isitshixo kukuba amanzi aphezu komhlaba kuphela, kwaye i-hydration yangaphakathi ayiphelelanga. Ngoko ke, isisombululo sale ngxaki kukongeza ii-agent ezisibhozo zokugcina amanzi kwikhonkrithi yodaka. Ngokuqhelekileyo, i-hydroxypropyl methyl okanye i-methyl Cellulose, inkcazo ye-viscosity iphakathi kwe-20000-60000cps, kwaye isixa esongezelelweyo yi-2% -3%. Izinga logcino lwamanzi linokunyuswa libe ngaphezu kwama-85%. Indlela yokusetyenziswa kwikhonkrithi yodaka kukuxuba umgubo owomileyo ngokulinganayo kwaye uwuthulule emanzini.
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Ngophuhliso olukhawulezayo lweshishini lokwakha, imfuno yabantu yezinto ezintsha zokwakha nayo iyanda imihla ngemihla. Ngenxa yokwanda kokuqonda kwabantu ngokukhuselwa kwendalo kunye nokuphuculwa okuqhubekayo kobuchule bokwakha, iimveliso ze-gypsum ze-cementitious ziye zaphuhliswa ngokukhawuleza. Okwangoku, ezona mveliso zixhaphakileyo zegypsum kukutyabeka igypsum, igypsum edityanisiweyo, igypsum eyakhiweyo, kunye neadhesive tile. I-gypsum ye-plastering yinto ephezulu yokutyabeka kwiindonga zangaphakathi kunye neesilingi. Udonga olutyatyekwe ngayo lulungile kwaye lugudileyo. Ibhodi entsha yokuncamathela yebhodi yokukhanya yinto encangathi eyenziwe ngegypsum njengesiseko sezinto kunye nezongezo ezahlukeneyo. Ilungele ukudityaniswa phakathi kwezinto ezahlukeneyo zodonga lwezakhiwo ezingaphiliyo. Ayinatyhefu, i-Odorless, amandla okuqala kunye nokumisela ngokukhawuleza, ukudibanisa okuqinileyo kunye nezinye iimpawu, yinto exhasayo kwiibhodi zokwakha kunye nokwakhiwa kweebhloko; i-agent ye-gypsum caulking yi-gap filler phakathi kweebhodi ze-gypsum kunye ne-filler yokulungisa iindonga kunye nokuqhekeka.
Ezi mveliso zegypsum zinemisebenzi eyahlukeneyo. Ukongeza kwindima ye-gypsum kunye neefayili ezihambelanayo, umba ophambili kukuba izongezo ze-cellulose ether ezongeziweyo zidlala indima ephambili. Ekubeni i-gypsum ihlulwe ibe yi-gypsum ye-anhydrous kunye ne-hemihydrate gypsum, i-gypsum eyahlukileyo ineempembelelo ezahlukeneyo ekusebenzeni kwemveliso, ngoko ke ukuqina, ukugcinwa kwamanzi kunye nokunciphisa umgangatho wezinto zokwakha ze-gypsum. Ingxaki eqhelekileyo yezi zixhobo i-hollowing kunye nokuqhekeka, kwaye amandla okuqala awanakufikelelwa. Ukusombulula le ngxaki, kukukhetha uhlobo lwe-cellulose kunye nendlela yokusetyenziswa kwekhompawundi ye-retarder. Kulo mba, i-methyl okanye i-hydroxypropyl methyl 30000 ikhethwa ngokubanzi. -60000cps, isixa esongezelelweyo siphakathi kwe-1.5% kunye ne-2%, kwaye ingqwalasela ye-cellulose kukugcinwa kwamanzi kunye nokunciphisa i-lubrication. Nangona kunjalo, akunakwenzeka ukuthembela kwi-cellulose ether njenge-retarder, kwaye kuyimfuneko yokongeza i-citric acid retarder ukuxuba nokusebenzisa ngaphandle kokuchaphazela amandla okuqala.
Ugcino lwamanzi lubhekisa kubungakanani bamanzi aya kulahleka ngokwendalo ngaphandle kokufunxwa kwamanzi ngaphandle. Ukuba udonga lome kakhulu, ukufunxwa kwamanzi kunye nokunyuka kwemvelo kwisiseko somhlaba kuya kwenza ukuba izinto zilahlekelwe ngamanzi ngokukhawuleza, kunye nokuqhekeka kunye nokuqhekeka kuya kwenzeka. Le ndlela yokusetyenziswa ixutywe nomgubo owomileyo. Ukuba ulungiselela isisombululo, nceda ubhekisele kwindlela yokulungiselela isisombululo.
(5)I-Thermal insulation mortar
Udaka lwe-insulation luhlobo olutsha lwezixhobo zokugquma eludongeni lwangaphakathi kummandla osemantla. Yinto eludongeni eyenziwe ngezinto zokugquma, udaka kunye ne-binder. Kule nto, i-cellulose idlala indima ephambili ekudibaniseni nasekunyuseni amandla. Ngokuqhelekileyo khetha i-methyl cellulose ene-viscosity ephezulu (malunga ne-10000eps), i-dosage iphakathi kwe-2% -3%, kwaye indlela yokusetyenziswa i-powder eyomileyo yokuxuba.
(6)I-arhente yojongano
KhethaHPMCI-20000cps ye-agent ye-interface, khetha i-60000cps okanye ngaphezulu kwi-adhesive tile, kwaye ugxininise kwi-agent yokuqina kwi-agent ye-interface, enokuphucula amandla okuqina kunye namandla okuchasa utolo. Isetyenziswa njenge-arhente yokugcina amanzi ekudibaneni kweethayile ukunqanda iithayile ekuphelelweni kwamanzi ngokukhawuleza kwaye ziwe.
Ixesha lokuposa: Apr-25-2024