1 Gabatarwa
Kasar Sin tana inganta turmi na shirye-shirye na sama da shekaru 20. Musamman ma a cikin 'yan shekarun nan, bangarorin gwamnati na gwamnati sun hada mahimmancin ci gaban turmi na shirye-shirye da kuma manufofin karfafa gwiwa. A halin yanzu, akwai lardunan larduna 10 da gonar birni a cikin ƙasar da suka yi amfani da turmi-hade da shirye-shirye. Fiye da 60%, akwai fiye da masana'antar turf, tare da masu sikari na yau da kullun, tare da ƙarfin ƙirar shekara miliyan 27 miliyan. A cikin 2021, samar da shekara-shekara samar da talakawa turmi ne 62,02 miliyan tara.
A yayin aiwatar da aikin gini, turmi sau da yawa rasa ruwa da yawa kuma baya da isasshen lokaci da ruwa zuwa sama da ƙarfi da fatattaka manna bayan hardening. Selel eth ether shine ainihin polymer na yau da kullun a cikin matsanancin turmi. Yana da ayyuka na riƙewar ruwa, thickening, mai ritaya da iska retrapery, kuma na iya haɓaka haɓaka na turmi.
Domin yin turmi ya hadu da bukatun sufuri da warware matsalolin mai cinyewa da ƙananan ƙarfi, yana da matukar muhimmanci don ƙara Eler Ertic. Wannan labarin a taƙaice yana gabatar da halayen ethular da tasiri akan aikin ciminti, da fatan taimakawa magance matsalolin fasaha masu alaƙa da wasu turmi.
2 Gabatarwa zuwa Eler Elther
Eletlulose ether (sel Ether) an yi shi ne daga sel mai amfani da hakki na ɗaya ko fiye da manyan abubuwa da kuma bushe nika.
2.1 Classiganci na Cellulose
Dangane da tsarin sunadarai na et ether, za a iya rarrabewa cikin anionic anionic, da baƙon ba. Ionic Slelulose Ehers sun hada da sel carboxymethyl Elther (CMC); Methululose na pelululose Ehers sun haɗa da sel na methyl, hpmc) da hpmc) da soler na fiber (HC) da sauransu. Ba-Eionic ELEIC ELIDER sun kasu kashi biyu na ELILEBOLALE da SLEBBOLE Wadanda ba su da ruwa mai narkewa ne waɗanda ake amfani da su a samfuran turmi. A gaban alli a gaban alli, ionic plel ehers abovers ba shi da tabbas, don haka ba da wuya a yi amfani da su a cikin kayayyakin turɓaya ba, da sauransu kamar kayan ciminti. Wadanda ba su da ruwa mai narkewa-ruwa mai ruwa-ruwa masu ruwa da ruwa suna yin amfani da su sosai a masana'antar kayan gini saboda tsarin dakatarwar su da sakamakon riƙewar ruwa.
Dangane da wakilai daban-daban wanda aka zaba a cikin tsari na Etitar, Pell Prellulose, Brelboxyp Sel, Brelboxyplulose, BenanLuloxypropopyl Selbox, Hydroxypropyl Hydroxyproopyl L Cellockose, Celzyl Cananowhyl Preelululose da phenyl pellulose.
Cellulose Ethers amfani da turmi yawanci sun hada da sel detyl ether (MC), Hydroxyplyl Preel Pelletl ethanna
2.2 Siffar sunadarai na sel ether
Kowane ethulose ether yana da ainihin tsarin tsarin silla. A kan aiwatar da ether, sel na sel na farko yana farawa mai zafi a cikin wani alkaline bayani sannan sannan a bi da shi tare da wakili na ETERE. The fibrous sakin sakin da aka tsarkake da ƙasa don samar da foda mai kyau tare da wani sahihanci.
A cikin samar da MC, kawai Methyl chloride ana amfani dashi azaman wakili mai amfani; Baya ga methyl chloride, propylene opylelene ana amfani da oxide don samun hydroxypropyl m a cikin samar da HPMC. Daban-daban celululose 3-
2.3 The Rage Halin Halin Cellulose
Hannun karkatar da sel na Ellulose suna da babban tasiri a kan aikin turmi na ciminti. Za'a iya amfani da sel don inganta haɗin kai da kuma riƙe tururuwa ciminti, amma wannan ya dogara da sel na sel kuma a narkar da ether. Babban abubuwan da suka shafi rushe ethulue eth eth eth eth eth eth eth ether ne lokacin rushewa, saurin motsawa da foda.
2.4 Matsayin nutsewa a cikin ciyawar ciminti
A matsayin muhimmancin ƙara slurry, halaka yana da sakamako a cikin wadannan fannoni.
(1) Inganta aiki na turmi da ƙara danko na turmi.
Fitar da jirgin sama zai iya hana turmi daga rabuwa da samun rigar filastik filastik. Misali, boots wadanda suke hada HEMC, HPMC, da dai sauransu, sun dace da tururuwa na bakin ciki da plaster. , Shear kudi, zazzabi, rushe maida hankali da narkar da gishiri mai gishiri.
(2) yana da sakamako mai ɗorewa.
Saboda impurities, gabatarwar kungiyoyi a cikin barbashi yana rage ƙarfin saman barbashi, kuma yana da sauƙi don gabatar da barga, uniform da lafiya barbashi a cikin aikin. "Ilimin Ball" yana inganta aikin ginin na turmi, yana rage danshi na turmi kuma yana rage yawan zafin jiki na turmi. Gwaje-gwaje sun nuna cewa lokacin da adadin hawan Hemc da HPMC shine 0.5%, gas na turmi shine mafi girma, kusan 55%; Lokacin da adadin da aka hada ya fi 0,5%, abun ciki na turanci a hankali ya taso cikin tsarin abun ciki na gas kamar yadda adadin ya karu.
(3) Cire shi canzawa.
Kakin zuma na iya narke, sa mai sa a cikin turmi, kuma a sauƙaƙe sutturar bakin ciki da plastering foda. Ba ya buƙatar bushewa a gaba. Bayan gini, kayan cimintious kuma yana iya samun dogon lokaci na ci gaba da hydration tare da tekun don inganta m tsakanin turmin da substrate.
Tasirin gyare-gyare na ethulous ether a kan sabo kayan ciminti ciminti ya haɗa da thickening, riƙewar ruwa, ruɗin iska, iska mai ɗaukar kaya. Tare da yadudduka amfani da selulose ELES a cikin kayan ciminti, hulɗa tsakanin Cellulose da Cimints da Ciminti slurry suna zama slurry slurry a hankali.
Lokaci: Dec-16-2021