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1 Ulwazi olusisiseko Umbuzo 1 Zingaphi iindlela zokwakha ezikhoyo zokuncamathisela iithayile ngokuncamathelisa iithayile?Impendulo: Inkqubo yokuncamathisela kwethayile ye-ceramic ngokuqhelekileyo yahlulahlulwe yaba ziindidi ezintathu: indlela yokwaleka ngasemva, indlela yokwaleka isiseko (ekwabizwa ngokuba yi-trowel method, indlela yokuncamathisela ebhityileyo), kunye nokudibanisa...Funda ngokugqithisileyo»
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1 Iingxaki eziqhelekileyo kwi-wall putty powder: (1) Yomisa ngokukhawuleza.Oku kungenxa yokuba ubuninzi be-ash calcium powder eyongeziweyo (inkulu kakhulu, isixa se-ash calcium powder esetyenziswe kwi-putty formula inokuncitshiswa ngokufanelekileyo) inxulumene nesantya sokugcinwa kwamanzi kwifayibha, kwaye inxulumene. .Funda ngokugqithisileyo»
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Iglu yethayile, ekwabizwa ngokuba yi-ceramic tile adhesive, isetyenziswa ikakhulu ukuncamathelisa izinto zokuhombisa ezifana neethayile zeceramic, iithayile ezijonge phantsi, kunye neethayile zomgangatho.Iimpawu zayo eziphambili zinamandla okubopha okuphezulu, ukuxhathisa kwamanzi, ukuxhathisa i-freeze-thaw, ukumelana nokuguga okulungileyo kunye nokwakhiwa okufanelekileyo.Kuyinto kakhulu ...Funda ngokugqithisileyo»
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IHydroxypropyl methylcellulose HPMC luhlobo lwe-non-ionic cellulose exutywe ne-ether.Ngokungafaniyo ne-ionic methyl carboxymethyl cellulose exutywe ne-ether, ayisebenzi kunye neentsimbi ezinzima.Ngenxa yemilinganiselo eyahlukeneyo yomxholo we-methoxyl kunye nomxholo we-hydroxypropyl kwi-hydroxypropyl methylcellulose kunye ne-v...Funda ngokugqithisileyo»
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I-Cellulose ether yipolymer eyenziwe nge-cellulose yendalo ngokuguqulwa kweekhemikhali.I-ether ye-cellulose iphuma kwi-cellulose yendalo.Ukuveliswa kwe-cellulose ether kuyahluka kwiipolymers zokwenziwa.Izinto zayo ezisisiseko ziyi-cellulose, i-polymer compound yendalo.Ngenxa ye ...Funda ngokugqithisileyo»
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Isishwankathelo: 1. I-agent yokumanzisa kunye ne-dispersing 2. I-Defoamer 3. I-Thickener 4. I-Film-forming additives 5. I-Anti-corrosion, i-anti-mildew kunye ne-agent ye-algae 6. Ezinye izongezo 1 I-arhente yokumanzisa kunye ne-dispersing: I-agent esekelwe emanzini isebenzisa amanzi. njengesinyibilikisi okanye isisasazo esiphakathi, kwaye amanzi anedielectric con enkulu...Funda ngokugqithisileyo»
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Ithini indima yogcino lwamanzi oluxutywe kwizinto zomgubo wegypsum?Impendulo: i-gypsum yokufaka, i-gypsum edibeneyo, i-caulking gypsum, i-gypsum putty kunye nezinye izinto zokwakha zisetyenziswa.Ukuququzelela ulwakhiwo, ii-gypsum retarders zongezwa ngexesha lemveliso ukwandisa ixesha ...Funda ngokugqithisileyo»
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1. Yintoni eyona nto isetyenziswayo ye-hydroxypropyl methylcellulose (HPMC)?I-HPMC isetyenziswa ngokubanzi kwizinto zokwakha, iingubo, ii-resin zokwenziwa, iiseramikhi, amayeza, ukutya, amalaphu, ezolimo, izithambiso, icuba kunye namanye amashishini.I-HPMC inokohlulwa ibe yibakala lokwakha, ibakala lokutya kunye...Funda ngokugqithisileyo»
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I-Cellulose isetyenziswa ngokubanzi kwi-petrochemical, iyeza, ukwenza iphepha, izimonyo, izinto zokwakha, njl njl. Isongezo esinemisebenzi emininzi, kwaye ukusetyenziswa okuhlukeneyo kuneemfuno zokusebenza ezahlukeneyo kwiimveliso ze-cellulose.Eli nqaku ikakhulu lazisa ukusetyenziswa kunye nendlela yokuchonga umgangatho we-HPM...Funda ngokugqithisileyo»
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Kwizinto zokuthambisa, zininzi iikhemikhali ezingenambala nezingenavumba, kodwa zimbalwa izinto ezingenatyhefu.Namhlanje, ndiya kukwazisa kuwe, i-hydroxyethyl cellulose, exhaphake kakhulu kwizinto ezininzi zokuthambisa okanye iimfuno zemihla ngemihla.I-Hydroxyethyl Cellulose【I-Hydroxyethyl Cellulose】 Ikwaziwa njenge (HEC) yinto emhlophe ...Funda ngokugqithisileyo»
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Isishwankathelo: kubhekiselwa kuyo njenge-HPMC, i-fibrous emhlophe okanye emhlophe okanye i-granular powder.Kukho iintlobo ezininzi zeselulosi kwaye zisetyenziswa ngokubanzi, kodwa ikakhulu sinxibelelana nabathengi kwishishini lezinto zokwakha umgubo owomileyo.Eyona cellulose ixhaphakileyo ibhekisa kwihypromellose.Inkqubo yokuvelisa: Eyona r...Funda ngokugqithisileyo»
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I-CMC idla ngokuba yi-anionic polymer compound elungiselelwe ngokusabela i-cellulose yendalo kunye ne-alkali ye-caustic kunye ne-monochloroacetic acid, kunye nobunzima be-molecular 6400 (± 1 000).Iimveliso eziphambili ze-sodium chloride kunye ne-sodium glycolate.I-CMC yeyendalo yokuguqulwa kweselulosi.Beku offi...Funda ngokugqithisileyo»