Focus on Cellulose ethers

Yadda Shirye-shiryen Haɗe-haɗen Turmi Abubuwan Haɓaka Nazarin Ayyukan Turmi

Yadda Shirye-shiryen Haɗe-haɗen Turmi Abubuwan Haɓaka Nazarin Ayyukan Turmi

01. Gurbin turmi da aka shirya

The anionic surfactant kunshe ne a cikin shirye-mixed turmi ƙari a cikin aikin iya sa siminti barbashi tarwatsa juna, saki da free ruwa encapsulated da siminti aggregate, da cikakken yaduwa da aggregated siminti taro, da kuma gaba daya hydrate shi don cimma wani m tsari da kuma. ƙara yawan turmi.Ƙarfi, haɓaka rashin ƙarfi, juriya da ƙarfi.Turmi da aka haɗe tare da kayan haɗin turmi da aka shirya yana da kyakkyawan aiki, ƙimar riƙe ruwa mai yawa, ƙarfin haɗin kai mai ƙarfi, mara guba, mara lahani, aminci da yanayin muhalli yayin aiki.Ya dace da samar da masonry na yau da kullun, filasta, ƙasa, da turmi mai hana ruwa a cikin masana'antar turmi da aka haɗa da shirye-shiryen.Ana amfani da shi don ginin gine-gine da kuma gina tubalin yumbu, tubalin yumbu, bulo mai fashe, tubalan siminti, tubalin da ba a ƙone ba a wasu gine-ginen masana'antu da na jama'a.Gina gyare-gyaren bango na ciki da na waje, gyare-gyaren bangon kankare, matakin bene da rufin, turmi mai hana ruwa, da dai sauransu.

02. Cellulose ether

A cikin turmi da aka shirya, ether cellulose shine babban ƙari wanda zai iya inganta aikin rigar turmi sosai kuma yana shafar aikin ginin turmi.Kyakkyawan zaɓi na ethers cellulose na nau'i daban-daban, nau'i daban-daban, nau'o'in nau'in nau'i daban-daban, nau'i daban-daban na danko da adadin da aka kara za su sami tasiri mai kyau akan inganta aikin busassun busassun turmi.

Samar da ether cellulose yafi sanya na halitta zaruruwa ta alkali rushewa, grafting dauki (etherification), wanka, bushewa, submersion da sauran matakai.A cikin samar da kayan gini, musamman busassun turmi, ether cellulose yana taka rawar da ba za a iya maye gurbinsa ba, musamman wajen samar da turmi na musamman (turmi da aka gyara), wani abu ne mai mahimmanci kuma mai mahimmanci.Cellulose ether yana taka rawar riƙewar ruwa, yin kauri, jinkirta ƙarfin hydration na siminti, da haɓaka aikin gini.Kyakkyawan ƙarfin riƙe ruwa yana sa hydration na siminti ya zama cikakke, zai iya inganta dankon rigar rigar, ƙara ƙarfin haɗin gwiwa na turmi, da daidaita lokaci.Ƙara ether cellulose zuwa turmi mai fesa injina na iya inganta aikin feshi ko yin famfo da ƙarfin tsarin turmi.Sabili da haka, ana amfani da ether cellulose a ko'ina azaman ƙari mai mahimmanci a cikin turmi da aka shirya.Ethers cellulose da ake amfani da su a cikin shirye-shiryen turmi sun fi methyl hydroxyethyl cellulose ether da methyl hydroxypropyl cellulose ether., sun mamaye fiye da kashi 90% na kasuwar kasuwa.

03. Redispersible latex foda

Redispersible latex foda ne powdery thermoplastic guduro samu ta hanyar fesa bushewa da m aiki na polymer emulsion.Ana amfani da shi musamman wajen gine-gine, musamman busassun turmi don ƙara haɗakarwa, haɗin kai da sassauci.

Matsayin redispersible latex foda a cikin turmi: redispersible latex foda ya samar da fim bayan watsawa kuma yana aiki a matsayin manne na biyu don haɓaka adhesion;Colloid mai karewa yana ɗaukar tsarin turmi kuma ba zai lalata shi da ruwa ba bayan ƙirƙirar fim ko warwatse biyu;an rarraba resin polymer na fim a ko'ina cikin tsarin turmi a matsayin kayan ƙarfafawa, ta haka ne ya kara haɗuwa da turmi.

Redispersible latex foda a rigar turmi iya inganta yi yi, inganta kwarara aiki, ƙara thixotropy da sag juriya, inganta cohesion, tsawaita bude lokaci, inganta ruwa riƙewa, da dai sauransu Bayan turmi ya warke, zai iya inganta tensile ƙarfi.Ƙarfin ƙarfin ƙarfi, haɓaka ƙarfin lanƙwasa, rage haɓakar ƙwanƙwasa, ingantaccen nakasawa, haɓaka haɓakar kayan aiki, haɓaka juriya, haɓaka ƙarfin haɗin gwiwa, rage zurfin carbonization, rage ɗaukar ruwa na kayan, kuma sanya kayan suna da kyakkyawar hana ruwa mai tushen ruwa da sauran su. tasiri.

04. Wakilin da ke haɗa iska

Ma'aikaci mai haɗawa da iska, wanda kuma aka sani da wakili na iska, yana nufin ƙaddamar da adadi mai yawa na ƙananan kumfa da aka rarraba daidai lokacin da ake hadawa da turmi, wanda zai iya rage tashin hankali na ruwa a cikin turmi, wanda zai haifar da mafi kyawun watsawa. da rage cakuda turmi.Zubar da jini, warewa additives.Bugu da ƙari, ƙaddamar da kumfa mai kyau da kwanciyar hankali kuma yana inganta aikin ginin.Adadin iskar da aka gabatar ya dogara da nau'in turmi da kayan hadawa da ake amfani da su.

Ko da yake adadin iska-entraining wakili ne kadan, da iska-entraining wakili yana da babban tasiri a kan yi na shirye-mixed turmi, wanda zai iya yadda ya kamata inganta workability na shirye-mixed turmi, inganta impermeability da sanyi juriya na turmi. , da kuma rage yawan turmi , ajiye kayan aiki da kuma kara yawan aikin gine-gine, amma ƙara yawan abin da ke tattare da iska zai rage ƙarfin turmi, musamman ma turmi mai matsawa.Ƙarfin haɗin kai don ƙayyade mafi kyawun sashi.

05. Wakilin ƙarfin farko

Wakilin ƙarfin farko shine ƙari wanda zai iya haɓaka haɓakar ƙarfin farkon turmi, mafi yawancin su ne inorganic electrolytes, kuma kaɗan ne mahadi na halitta.

Ana buƙatar mai haɓaka don turmi da aka shirya don ya zama foda da bushe.Calcium formate shine mafi yawan amfani da turmi mai gauraye.Calcium formate zai iya inganta farkon ƙarfin turmi, da kuma hanzarta hydration na tricalcium silicate, wanda zai iya rage ruwa zuwa wani matsayi.Bugu da ƙari, abubuwan da ke cikin jiki na calcium formate sun kasance barga a dakin da zafin jiki.Ba shi da sauƙi don agglomerate kuma ya fi dacewa da aikace-aikacen a cikin busassun busassun turmi.

06. Mai rage ruwa

Wakilin rage ruwa yana nufin ƙari wanda zai iya rage adadin hadawar ruwa a ƙarƙashin yanayin kiyaye daidaiton turmi daidai yake.Mai rage ruwa gabaɗaya shine surfactant, wanda za'a iya raba shi zuwa masu rage ruwa na yau da kullun, masu rage ruwa masu inganci, masu rage ƙarfin ruwa da wuri, masu rage ruwa, masu rage yawan ruwa mai inganci da masu rage ruwa da iska gwargwadon ayyukansu.Iri-iri.

Ana buƙatar mai rage ruwa da ake amfani da shi don haɗakar turmi ya zama foda da bushewa.Irin wannan mai rage ruwa za a iya tarwatsa shi daidai a cikin busassun busassun busassun turmi ba tare da rage rayuwar rayuwar da aka shirya ba.A halin yanzu, aikace-aikace na ruwa rage wakili a shirye-mixed turmi ne kullum a cikin ciminti kai matakin, gypsum kai matakin, plastering turmi, waterproof turmi, putty, da dai sauransu Zabi na ruwa rage wakili ya dogara da daban-daban albarkatun kasa da daban-daban. turmi Properties.Zabi.


Lokacin aikawa: Mayu-29-2023
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