Hydroxypropylmethmethcellulose (hpmc) ndi polymer yosiyanasiyana yogwiritsa ntchito mafakitale osiyanasiyana, kuphatikizapo makampani omanga. M'mapulogalamu a CELONO, HPMC imagwira ntchito yofunika kwambiri kukonza magwiridwe antchito ndi magwiridwe antchito.
1. Mwachidule za hydroxypropyl methylcellulose (hpmc):
HPMC ndi polymer yopanda madzi yosungunuka yochokera ku cellulose, polymer wachilengedwe amapezeka muzomera. Kupanga kwa HPMC kumaphatikizapo kusintha kwa cellulose pomayambiriro, kuyambitsa hydroxypropyl ndi magulu a methyl. Kusintha kumeneku kumawonjezera kusungidwa kwamadzi, kukulitsa mphamvu, komanso machitidwe a HPMC m'njira zosiyanasiyana.
2. Makhalidwe a HPMC yokhudzana ndi njira zodziwikiratu:
2.1. Kusunga kwamadzi:
Chimodzi mwazinthu zofunikira kwambiri za HPMC mu simenti yochokera ku CEME NDI ZINSINSI ZAKE kusunga madzi. HPMC imapanga filimu yoteteza mozungulira ma simenti, kuchepetsa madzi osintha madzi panthawi yochiritsa. Izi zimayenderana ndi ma sipenti hydrade, potero kuwonjezera mphamvu ndi kukhazikika pazomaliza.
2.2. Kusintha kwa Rheogical:
Monga rheology yosintha, hpmc imakhudzanso madzi ndi kugwirira ntchito kwa zinthu za simenti. Posintha kuchuluka kwa HPMC yomwe imagwiritsidwa ntchito, omanga ndi opanga amatha kukwaniritsa zomwe mukufuna kapena mafayilo osakanikirana. Izi ndizofunikira kwambiri pakugwiritsa ntchito monga matope, pomwe kugwirira ntchito ndikofunikira pakugwiritsa ntchito matope.
2.3. Kutsatira ndi kugwirizanitsa:
Zomatira zomatira za HPMC imatsogolera kulumikizana bwino pakati pa tinthu tambiri tambiri ndi zinthu zina zomanga. Izi ndizofunikira pakupanga zida zolimba ndi zolimba. HPMC imatha kukulitsa chitsamba cha zinthu za simenti kumitundu yosiyanasiyana ndikusintha magwiridwe antchito.
2.4. Khazikitsani Nthawi:
HPMC imatha kukhudza nthawi yokhazikitsa zinthu za simenti. Posintha mtundu ndikukhazikika kwa hpmc, omangamanga amatha kuyendetsa nthawi yoyamba ndi yomaliza yosakaniza simenti. Kusintha kumeneku ndikofunika pomanga ntchito zomanga zomwe zimakhala ndi nthawi yofunikira magawo osiyanasiyana achitukuko.
2.5. Sinthani Kuchita Kusanja:
Kuphatikiza kwa HPMC ku zosankhidwa za simenti kumathandizanso kugwiritsa ntchito tsankho ndikuwongolera zogwirizana. Izi ndizopindulitsa kwambiri pakugwiritsa ntchito monga kupatsirana, kutanthauzira ndi kuwongolera konkire, komwe kugwirizanitsa kosasintha ndikofunikira kuti tikwaniritse zotsatira za yunifolomu.
3. Kugwiritsa ntchito HPMC mu STEAME YOPHUNZITSIRA:
3.1. Matope:
HPMC imagwiritsidwa ntchito kwambiri pamatope matope kuti musinthe kugwirira ntchito, zotsatsa ndi kusungidwa kwamadzi. Matope omwe ali ndi HPMC Chovala bwino, amagwiritsa ntchito mosavuta komanso kukwaniritsa zotsatira zabwino malinga ndi nyonga ndi kulimba.
3.2. Tile Okonda:
M'masamba omatira tile, hpmc amachita mbali yofunika kwambiri pokonza zomatira za matayala a matayala. Zimathandizanso kukonza zochita zokonda kuchita, kuonetsetsa zowerengera bwino komanso kugwirizanitsa.
3.3. Zodzikongoletsera zokha:
Mafuta odzipereka amagwiritsidwa ntchito pomanga kuti apange osalala. Kuphatikiza kwa hpmc ku mankhwala awa kumawongolera mavicctoni, kumathandizanso kuyenda kalengedwe ndipo kumawonjezera ntchito yonse yotsatsa.
3.4. Pulasitala ndi kubwereketsa:
Mu gypsum ndi mapulani a pulasitala, hpmc amasintha madzi osungirako madzi, kugwirira ntchito komanso kutsatira. Izi zimapangitsa kuti pakhale kugwiritsa ntchito bwino ntchito komanso zokhazikika, maliza.
3.5. Mwachindunji:
HPMC itha kugwiritsidwa ntchito mu konkriti kusanganikirana ndikusintha njira zamadzi. Zimathandizanso kukonza zolimba zonse za ma conticrete zomangira ndikuwonjezera njira ya hydration ndikuchepetsa chiopsezo chosweka.
4. Ubwino wogwiritsa ntchito HPMC pakugwiritsa ntchito simenti:
4.1. Sinthani Kuchita Kusanja:
Kuonjezera HPMC kwa kusakaniza kwa simenti kumawonjezera kugwirira ntchito kwake, kumapangitsa kuti isagwire ntchito. Izi ndizopindulitsa makamaka pomanga ntchito zomanga pomwe kusangalala pakugwiritsa ntchito ndikofunikira.
4.2. Kupititsa patsogolo:
HPMC imasintha zomata za simenti zochokera kumitengo yosiyanasiyana, zolimbikitsidwa, zolimba. Izi ndizofunikira pazogwiritsa ntchito monga kuluma, kudula ndikupereka.
4.3. Kusunga kwamadzi:
Mphamvu yosungitsa madzi ya HPMC imathandizira kuti simeme yamiyende, potero imawonjezera mphamvu ndi kukhazikika pazomaliza. Izi ndizofunikira makamaka pamavuto okwanira ndi ovuta.
4.4. Kusintha kwa Rheogical:
HPMC imagwiritsidwa ntchito ngati rhelology yosintha, kulola omanga kuti azitha kuyendetsa mayendedwe ndi kusasinthika kwa zinthu. Kusintha kumeneku ndikofunikira kuti mukwaniritse mawonekedwe omwe akufuna kuti agwiritse ntchito.
4.5. Khazikitsani Nthawi:
Kugwiritsa ntchito HPMC kumalola kuwongolera kwa nthawi yokhazikitsa chinthu cha simenti, chololeza kuti zigwirizane ndi zofuna za polojekiti. Izi ndizofunikira kwambiri pantchito zomangamanga ndi zovuta za nthawi.
5. Zovuta ndi Maganizo:
Ngakhale HPMC imapereka zabwino zambiri mu mapulogalamu a simenti, pali zovuta zina ndi zomwe zikufunika kuzikumbukira. Mlingo, kuphatikiza ndi zina zowonjezera, ndipo chilengedwe chimakhudza momwe HPMC imapangidwira. Kuyeserera kwathunthu ndi kuwongolera kwapadera ndikofunikira kuti muthe kugwiritsa ntchito HPMC mu ntchito zosiyanasiyana zomanga.
Hydroxypropyl methylcellulose (hpmc) ndizowonjezera zofunikira pakugwiritsa ntchito simenti, ndikuthandizira kukonza kugwirira ntchito, kutsatira, kusungidwa kwa madzi ndikuchita zonse zomangira zomangira. Kusintha kwake kumapangitsa kuti zikhale zoyenera kugwiritsa ntchito mitundu yambiri, kuyambira matope ndi tiles kutsatsa zinthu zomwe zimadzipangitsa okha ndi zisankre. Pamene makampani omanga akupitiliza kusinthika, kugwiritsa ntchito HPMC kumapereka omanga ndi opanga ndi kusinthasintha kuti akwaniritse zosowa zamakono pofuna kulimba mtima komanso kutayika kwa mawonekedwe a kapangidwe kake. Kuyesedwa mokwanira, kuchuluka kwa mankhwala oyenera komanso kutsatira machitidwe abwino ndizofunikira kudziwa kuthekera konse kwa dongosolo la HPMC mu tepi.
Post Nthawi: Feb-19-2025