Ukusetyenziswa kwe-HPMC (Hydroxypropyl Methylcelcelcelose) Njengezinto ezongeziweyo zezakhiwo zokwenza isicelo, ikakhulu ekuphuculeni intsebenzo, umgangatho wokwakha, ukuqina kunye nokusebenza kwexabiso lezinto zokwakha. Njenge-Polymer Compowend, i-HPMC inokuphucula kakhulu iipropathi zomzimba kunye neekhemikhali zezinto zokwakha.
(1) Ukuphucula ukusebenza kokwakha kwezinto ezisekwe kwisamente
1. Ukuphucula ukugcinwa kwamanzi
Enye yezona zinto zibonakalayo ze-HPMC ngokwakhiwa kukwakhiwa kwamanzi. HPMC can effectively retain moisture and prevent moisture in cement-based materials from evaporating too quickly, which is especially important in high-temperature, dry or windy construction environments. Ukugcinwa kwamanzi kakuhle kunceda isamente kwi-hydrate ngokupheleleyo, ukunciphisa ukuncipha kwamantshontsho kunye nokuphucula amandla kunye nokuqina kwesakhiwo.
2. Yandisa ixesha lokusebenza
I-HPMC inokwandisa ukuseta izixhobo zesamente, ukubonelela ngexesha lokungasebenzi kakuhle. Kwabasebenzi, ixesha lokusebenza elandisiweyo lithetha ukuba banokuhlengahlengisa, banciphise kwaye benza izixhobo ngakumbi ngokuzolileyo, banciphise iimpazamo zokwakha kunye nokuphucula ukusebenza kakuhle. Eli nqaku libaluleke ngokukodwa xa lisebenza kwiindawo ezinkulu okanye ngeemfuno zeenkqubo ezintsonkothileyo.
3. Ukuphucula ukusebenza kunye nokugcinwa kwe-vissity
I-HPMC inokuphucula kakhulu impahla yokuhamba kunye ne-Boing yezinto zokwakha, ukuqinisekisa ukuba izixhobo zinokudityaniswa ngcono kwaye zicocekile. Ngenxa yesiphumo sayo esikhethekileyo, i-HPMC yenza ukufakelwa komhlaba kunye nezinto zokwenza i-Plasting kube lula ukuphatha ngexesha lolwakhiwo, zisenza ukuba zincinci ukuba zincinci kwi-SAG kwaye ziwe, ziqinisekise ukuba zigudile kwaye ziqinisekiswe.
(2) Ukuphucula intsebenzo yokusebenza kunye nokuqina kwezixhobo
1. Ukuphucula amandla
Kwizicelo ezinjengeetrashe ezinamachaphaza kunye neebhodi ze-gypsim ezifuna ukubongezwa okuqinileyo, ukongezwa kwe-HPMC kuyakwazi ukuphucula amandla amakhulu. Inokonyusa umbumbi ophakathi kodaka lwesamente kunye nomphezulu wezinto ezisisiseko, ngaloo ndlela kuthintela ngokufanelekileyo izinto zokuba ungawanga uzinzo kwaye uqhekezelwe ukuqina kwesakhiwo.
I-2. Thintela ukugcoba kunye nokulibaziseka
Umsebenzi wokugcina amanzi kunye nesiphumo sokuthathwa kwe-HPMC inokunciphisa ukuphulukana namanzi kwizixhobo zokwakha kunye nokunciphisa i-shrinkid eyomileyo kunye nekhonkrithi, ngokuphumelelayo iingxaki. Oku kudlala indima ebalulekileyo ekuqinisekiseni ubuhle nokhuseleko lwesakhiwo. Ngakumbi kulwakhiwo lwangaphandle lwangaphandle, ukuthintela ukuqhekeka kunokwandisa ngokufanelekileyo ubomi benkonzo yesakhiwo.
(3) Ukuphucula ukufakelwa kobushushu kunye nokuxhathisa iqanda
I-1. Ukuphucula intsebenzo yokufakelwa kwe-thermal
Kwimeko yemfuno eyandayo yolondolozo lwamandla kwizakhiwo, i-HPMC inokuphucula ukusebenza kwe-insholensi ye-thermal yezinto zokwakha nge-synegy ene-sygregates ye-agergates. I-HPMC inyusa ukutyeba kwezinto, ukunciphisa ukuqhubela phambili kwento yokuphatha, ngaloo ndlela kuvingce ingqungquthela yobushushu. Oku kunceda ukugcina iqondo lobushushu elizinzileyo ngaphakathi kwesakhiwo, kunciphisa umahluko wamanzi phakathi ngaphakathi nangaphandle, kwaye kufezekisa iziphumo ezingcono zokugcina amandla.
2. Ukuphucula ukukhululeka-phandle
I-HPMC inokuphucula ukwanda kokuxhathisa izinto zokwakha kunye nokuthintela izinto zokonakaliswa yimijikelezo yeqondo eliphantsi lobushushu. Ngexesha lokwakhiwa kwiindawo ezibandayo okanye ubusika, ukusetyenziswa kwe-HPMC kunokuphucula ngokufanelekileyo ukunyangwa komjikelo osekwe kwimo yesamente kwaye kwandise ubomi benkonzo yesakhiwo.
(4) Ukuphucula ukukhuselwa kwendalo kunye nokusingqongileyo kwezinto zokwakha
1. Nciphisa inkunkuma yempahla
Ukugcinwa kwamanzi kunye neepropathi ezinkulu ze-HPMC kunokunciphisa kakhulu ukulahleka kwezinto ezibonakalayo ngexesha lolwakhiwo. Umsebenzi wokugcinwa kwamanzi uqinisekisa ukomisa izinto ezisekwe kwizinto kwaye kuthintela inkunkuma yezinto eziphathekayo ngenxa yokulahleka kwamanzi ngexesha lokunyanga. Intsebenzo eqaqambileyo ithintela izixhobo ukuba zingafikeleli ngenxa yobume kumphezulu othe nkqo kwaye zibangela inkunkuma.
2. Ukunciphisa ukusetyenziswa kwamandla kunye nokukhutshwa kwekhabhoni
Ukusetyenziswa kwe-HPMC kuphucula umgangatho wezinto zokwakha, ngaloo ndlela kuncitshiswa kwezinto ezibonakalayo kunye nokusebenzisa amandla afunekayo ukuze kulungiswe kunye nokuhlaziywa. Ngexesha lenkqubo yokwakha, ukongezwa kwe-HPMC kungasinciphisa nemfuno yokusebenza kwakhona ngenxa yokuqhekeka kowomileyo, ukulibaziseka, njl njl. Ukongeza, ngokuphucula iipropathi zentengiso ye-shormal ye-thermal, i-HPMC inceda izakhiwo zinciphisa ukusetyenziswa kwamandla ukwenziwa kwemeko yomoya kunye nokufudumeza, ukunciphisa i-carbon ye-carbonion yesakhiwo.
(5) Uluhlu olubanzi lwezicelo kunye nezibonelelo zoqoqosho ezicacileyo
1. Isetyenziswe ngokubanzi kwizinto ezahlukeneyo zokwakha
I-HPMC inokusetyenziswa kwizinto ezahlukeneyo zokwakha, kubandakanya izifakazi, i-preties, iimveliso ze-gile, iimveliso ze-gypsim, izixhobo zokutshisa kunye nokuqiniswa kwekhonkrithi. Kwezi zicelo, i-HPMC idlala indima engenamsebenzi ngokuphucula ukusebenza kwezinto, nokuphucula umgangatho wokusetyenziswa kwezakhiwo.
2. Ukucutha iindleko zokwakha
Nangona i-HPMC ngokwayo ayibizi, iphucula kakhulu ukusebenza ngokukuko, kunciphisa ukusebenza, ukulungisa nokuchitha izinto ezibonakalayo, nokunciphisa iindleko zokwakha ngokubanzi. Ingakumbi kwizakhiwo zanamhlanje, njengoko iimfuno zabantu zokwakha umgangatho wokwakha kunye nokukhuselwa kwezendalo, ukusetyenziswa kwe-HPMC kunokufezekisa izibonelelo zexesha elide. Ngokunciphisa iiyure zezabasebenzi kunye nenkunkuma ebonakalayo, i-HPMC yenza inkqubo yokwakha yokwakha isebenza ngokufezekileyo, ngokokunciphisa iindleko zabasebenzi kunye nezinto ezibonakalayo.
(6) Ukuphucula intuthuzelo kunye ne-aesthetics yesakhiwo
1. Ukuphucula umgangatho womhlaba
Iziphumo ezihlekisayo ze-HPMC zivumela izixhobo ezinjengepeyinti kunye nodaka ukuba zilandelele ngakumbi kumphezulu wokwakha, ukuthintela ukungcola kunye nokuzibandakanya, oko kukuqinisekisa ukugungqa kunye nobude bomphezulu wesakhiwo. Le mpembelelo ibaluleke kakhulu kuhlaselo lwangaphandle, impahla engaphakathi ye-Deoting, phantsi kunye nezinye iindlela zolwakhiwo.
2. Ukuphucula imeko yangaphakathi yesakhiwo
Ukugcinwa kwamanzi kunye ne-hygroscopicicicicicity ebonelelwe yi-HPMC inokutshintsha ngokufanelekileyo umswakama umoya ngaphakathi kwaye iphucule intuthuzelo yendawo yokuhlala. Ukongeza, i-HPMC inokusetyenziswa ngokudibeneyo nezinye izinto ezinobuhlobo kwindalo yokudala imeko ye-Indoor yeNdawo yeNdawo yokuLinganisayo kwaye iphucule umgangatho wokuphila wesakhiwo.
Njengezinto ezongeziweyo zebakala lezakhono, i-HPMC iphucule inqaku elibonakalayo ekugcinweni lwamanzi, ukuqina, i-adhesion kunye nokusebenza kwendlela yokwakha. Isicelo sayo kwizixhobo ezisekwe kwimo yesamente asinakuphucula umgangatho wokwakha kunye nokusebenza kwezinto, kodwa kukwandise ubomi benkonzo yezakhiwo, ukuphucula ukusebenzela amandla okukhuselekileyo, ekugqibeleni kunciphise intuthuzelo kunye ne-aesthetics yezakhiwo. Ngoluhlu olubanzi lwezicelo, i-HPMC idlala indima engenakuthelekiswa nanto kulwakhiwo lwale mihla, ukuphakamisa umgangatho wokwakha kunye nokusebenza kakuhle kwinqanaba elitsha.
IXESHA LOKUQALA: NgoFebruwari-17-2025