I-HPMC (Hydroxypropyl Methylcelcelcelsulose) yimpahla ye-polymer esetyenziswe ngokubanzi kwicandelo lokwakha, ngakumbi eGyppum kunye nodaka oluxulutywe ngokuxubekileyo. Njengomntu oguquliweyo sesether, i-HPMC inezinto ezivelelayo zomzimba kunye neekhemikhali, ezenza ukuba idlale indima ebalulekileyo kwizinto zokwakha.
1. Iipropathi ezisisiseko ze-HPMC
I-HPMC yindawo enyibilikayo yamanzi, engenamibala, engenamibala, i-ododded ye-ododded enamanzi amaninzi, i-rheology, igila kunye neepropathi zokwenza ifilimu. Isakhiwo se-MOLERAN iqulethe i-hydroxypropy ye-hydropyl kunye ne-methyl mpahla, eyenza ukuba ibe ne-hydrophility kunye nozinzo, kwaye linokuvelisa intlawulo elungileyo kunye neziphumo zokomelelani ezifana nesamente kunye ne-gypsum. Ngokuhlengahlengisa ubunzima bayo, isidanga sokufakwa endaweni ye-hydroxypropy kunye ne-methyl, i-gemology kunye neminye imisebenzi ye-HPMC inokuhlengahlengiswa ukuze ilungiswe kwiimfuno ezahlukeneyo zesicelo.
2. Ukusetyenziswa kwe-HPMC kwi-Gyppum-ngokuxubeneyo ngokuxubeneyo
Ubukho bodaka lweGyppum-olwenziwe ngokuxubeneyo sisixhobo sokwakha esine-gypsum njengelona candelo liphambili, elisetyenziswa ngokubanzi kuhlaselo lodonga, iiprojekthi zokuhonjiswa. Inkqubo yemveliso ye-Gyppum-isekwe ngokuqina, oko kukuthi, gypsum, iifilitha, iiarhente zokwandiswa, ii-arditives kunye neminye imigubasi eluhlaza exubeneyo kwaye isetyenziswe ngqo. Njengesongezelelo esibalulekileyo, i-HPMC idlala le mimandla ilandelayo ngodaka olusekwe kwiGyppum:
(1) Ukuphucula ukusebenzela udaka
Udaka olusekwe kwiGyppum luhlala lunyanzelekile ngexesha lokwakhiwa, njengokunamathela okufanelekileyo, i-viscofity ephakathi kunye nokugungqa ngokulula. I-HPMC iphucula iipropathi ze-RTMC zodaka, ezenza udaka zinokungqinelana okufanelekileyo, ziphephe ubunzima bokwakha ezibangelwa kukuma kakhulu okanye kumanzi kakhulu. Inokuphucula ngokufanelekileyo ukusebenza komngxunya wodaka kwaye iphinde yandisa ixesha elivulekileyo, ngaloo ndlela ukuphucula ukusebenza kakuhle kwabasebenzi bokwakha.
(2) Ukuphucula ukugcinwa kwamanzi kodaka
Isixhobo seGyppum sine-Anser eyomeleleyo, enokubangela ukuba udaka lume ngokukhawuleza, oko kuchaphazela ukusebenza kunye nomgangatho wokugqibela wodaka. I-HPMC inoluvo oluhle lwamanzi kwaye inokunciphisa ngokufanelekileyo ukuvela kwamanzi, ngaloo ndlela kulibazisa inkqubo yomatshini wodaka, ukuqinisekisa ukuba udaka olusekwe kwiGyppum lunexesha elide lokuvuselelwa kunye nokugqitywa kokugqibela ngexesha lokwakha. Oku kubaluleke kakhulu ekuphuculeni umgangatho wokwakha.
(3) Ukuphucula amandla kunye nokuqina kodaka
I-HPMC ayinakuphucula nje ukusebenza kodaka, kodwa ikwaphucula amandla ayo kunye nokuqina. Ngokuhlengahlengisa idosi kunye nohlobo lwe-HPMC, iipropathi zoomatshini bokudaka zinokwenziwa, kwaye amandla okucinezela kunye namandla odaka anokukhululwa. Kwangelo xesha, i-HPMC inokuphucula ukunganyangeki kodaka kunye nokunciphisa imingxunya ebangelwe kukuncitshiswa kowomisayo okanye utshintsho lobushushu, ngaloo ndlela ukuphuculwa kodaka lodaka.
I-3. Ukusetyenziswa kwe-HPMC kwi-Cementi yoHlelo oluxubileyo oluxubileyo
Ubukho bodaka olusekwe ngokuxubeneyo lusetyenziswa ngokubanzi kulwakhiwo olunjengendonga, imigangatho, i-insultise yodonga lwangaphandle, i-STTEST, kwaye inemfuno ephezulu yentengiso. Kwisimo esekwe kwisamente, indima ye-HPMC iboniswa ikakhulu kwezi zinto zilandelayo:
(1) Ukuphucula ubunzi kunye nokusebenza kodaka
Ebudeni esekwe kwisamente, i-HPMC, njenge-thi chickerer, inokuphucula ukungcola kodaka, kuyenza lula ukwakha nokusebenza. Ngexesha lenkqubo yokwakha, ulwelo lodaka luchaphazela ngokuthe ngqo ukusebenza kunye nomgangatho. Ngokongeza isixa esifanelekileyo se-HPMC ukuya kudaka olusekwe kwisamente, ukuguquguquka kwayo kunokuphuculwa, ukuze udaka lunokubonisa ukuba lubekwe ngokubonakalayo kwindawo eyahlukeneyo yokwakha.
(2) Ukuphucula ukugcinwa kwamanzi kwaye kuncitshiswe indawo yokujonga amanzi
Ngexesha lenkqubo yokuqina kwesamente, ukuba amanzi akhutshiwe ngokukhawuleza, kulula ukubangela indawo yokubona amanzi, echaphazela umgangatho wodaka kunye nomgangatho wodaka. I-HPMC inokuphucula ukugcinwa kwamanzi kudaka lwesamente, kuphephe ukungcungcutheka kwamanzi, qinisekisa ukungazithembi kunye nokuzinza kodaka, ngaloo ndlela kuphucule umgangatho wokwakha.
(3) Ukomeleza ukunganyangeki kwe-crack
Ngexesha lenkqubo yokukhula, udaka olusekwe kwisamente luhlala luhlaselwa, lukhokelela kubuqhetseba kumphezulu okanye ngaphakathi kodaka. I-HPMC inciphisa ukwakhiwa kwe-rack yokufakelwa kwesamente ngokuphucula ububele bodaka, ukwandisa iplasitiki yayo kunye nokunamathela. Le mpembelelo ye-anti-crack ayiphumi nje kuphela i-aesthetics yodaka, kodwa ikwandisa ukuqina kwalo ekusebenziseni kwexesha elide.
(4) Ukulibaziseka kweLogo
I-HPMC inokutshintsha umgangatho we-hydration yesamente esekwe, ngaloo ndlela silibazisa ixesha eliqatha. Oku kubaluleke kakhulu xa usebenza kumaqondo obushushu aphezulu okanye ngaphezulu kwendawo enkulu, njengoko inokubonelela ixesha lokusebenza ngakumbi kubasebenzi bokwakha kunye nokunciphisa iingxaki ezisemgangathweni zokwakha ezibangelwa lukhuni kakhulu.
4. Izibonelelo ze-HPMC kwiGypsim kunye nodaka oluxubileyo oluxubileyo
(1) Ulawulo lweRheelogical elungileyo
I-HPMC inokuphucula kakhulu ubutshijolo ngodaka, kubandakanya ukuqina, ukuphucula ukugcinwa kwamanzi, kunye nokugcinwa kwamanzi, ngaloo ndlela ukuphuculwa kokusebenza kodaka. Ngokuhlengahlengiswa ngokuthe ngqo i-HPMC, iipropathi zokwakha zodaka zinokuphelelwa ukuba zifezekise iimfuno zendawo ezahlukeneyo zokwakha.
(2) Ukubulala okungalunganga kunye nokugcinwa kwamanzi
Nokuba ngaba udaka olusekwe kwi-Gyppum okanye lwe-HPMC lunokuphucula imbethe kunye nokugcinwa kwamanzi ngodaka, kunciphise udaka lodaka, kwaye kuqinisekiswe ukuba lube nolwakhiwo ngexesha lokwakha.
(3) Ukukhusela kwendalo kunye nokhuseleko
I-HPMC yinto engatyhetyhe enetyhefu, engenabuntu, enobuhlobo obunobuhlobo ehlangabezana neemfuno zoKhuseleko oluLuhlaza kunye nokusiNgqongileyo kwezi zixhobo zokwakha zanamhlanje. Ke ngoko, ukusetyenziswa kwe-HPMC akunakuphucula ukwenziwa kodaka, kodwa kukuqinisekisa ukhuseleko lwendawo yokwakha.
I-HPMC idlala indima ebalulekileyo ekusebenziseni i-gypsum kunye nesamente esekwe ngodaka olusekwe. Iphucula ukusebenza, amandla kunye nokuqina kodaka ngokuphucula ingqekembelo, ukunamathela, ukugcinwa kwamanzi kunye nezinye izinto zodaka. Ngemfuno eyandayo yokwakha izinto ezisebenza kakhulu kwishishini lokwakha, ithemba lesicelo le-HPMC libanzi kakhulu, ngakumbi kwimveliso nolwakhiwo lodaka, i-HPMC iya kuqhubeka nokudlala indima engenayo.
Ixesha lasemva: ngoFebruwari-15-2025