Amfani da kuma rawar da cellulose ether ke takawa a cikin kayan gini daban-daban

Cellulose ether wani nau'in polymer ne wanda ba ionic semi-roba ba wanda ke narkewa cikin ruwa kuma mai narkewa cikin ruwa, wanda ke haifar da ayyuka daban-daban a masana'antu daban-daban, misali, a cikin kayan gini na sinadarai, yana da ayyuka masu zuwa:

① wakili mai riƙe ruwa ② mai kauri ③ daidaitawa ④ ƙirƙirar fim ⑤ mai ɗaurewa

A cikin masana'antar PVC, yana da emulsifier, mai wargazawa; a cikin masana'antar magunguna, yana da ɗaurewa da kuma kayan sakin kwarangwal a hankali da sarrafawa, da sauransu. Daidai ne saboda cellulose yana da nau'ikan ayyuka daban-daban da suka haɗa shi ya sa yake da faffadan aikace-aikace. Mai zuwa ya mayar da hankali kan amfani da rawar da cellulose ether ke takawa a cikin kayan gini daban-daban.

(1) A cikin fenti mai bango:

A halin yanzu, ƙasarmu a yawancin birane, a cikin 'yan shekarun nan, mutane suna ɗaukarta a matsayin mai jure wa ruwa, mai jure wa muhalli, a cikin 'yan shekarun nan, saboda amfani da manne na gini da aka yi da putty radiating formaldehyde gas, yana lalata lafiyar mutane, manne na gini ana yin sa ne da polyvinyl alcohol da formaldehyde acetal reaction. Don haka mutane suna kawar da wannan abu a hankali, kuma suna maye gurbin wannan kayan da samfuran jerin cellulose ether ne, wato, haɓaka kayan gini masu kare muhalli, cellulose a halin yanzu shine abu ɗaya tilo.

A cikin putty mai jure wa ruwa, an raba shi zuwa busasshen foda putty da putty manna nau'ikan putty guda biyu, waɗannan nau'ikan putty guda biyu gabaɗaya don zaɓar methyl cellulose da hydroxypropyl methyl an gyara su da hydroxypropyl methyl nau'ikan viscosity guda biyu gabaɗaya a cikin 30000-60000cps tsakanin mafi dacewa, a cikin putty cellulose babban aikin shine riƙe ruwa, haɗawa, shafawa da sauran ayyuka. Saboda masana'antun daban-daban na dabarar putty ba iri ɗaya bane, wasu sune alli launin toka, alli mai sauƙi, siminti fari, da sauransu, wasu sune gypsum foda, alli mai launin toka, alli mai sauƙi, alli mai sauƙi, da sauransu, don haka dabara biyu don zaɓar takamaiman viscosity na cellulose da shigarsa cikin adadin ba iri ɗaya bane, adadin haɗuwa gabaɗaya na 2 ‰ -3 ‰ ko makamancin haka. A cikin aikin goge bututun bango, saboda bangon da aka yi amfani da shi, akwai wani matakin sha ruwa (yawan shan ruwa a bango na tubali na kashi 13%, siminti na kashi 3-5%), tare da duniyar waje na ƙafewa, don haka idan putty ya rasa ruwa da sauri, zai haifar da tsagewa ko cire foda da sauran abubuwan da suka faru, don haka yana raunana ƙarfin putty, saboda wannan dalili, bayan ƙara cellulose ether zai magance wannan matsalar. Amma ingancin mai cikewa, musamman ingancin sinadarin calcium mai launin toka shima yana da matuƙar mahimmanci.

Domin kuwa cellulose yana da ɗanko mai yawa, haka kuma yana ƙara mannewa na putty, amma kuma don guje wa gina abin da ke faruwa na ratayewa, da kuma gogewa bayan mafi daɗi, yana ceton aiki da sauransu. A cikin busasshen foda putty, cellulose ether ya kamata ya dace don ƙara ƙarin maki, samarwa, amfani da shi ya fi dacewa, cikawa da ƙari don busasshen foda iri ɗaya na iya zama, gini kuma ya fi dacewa, ruwa a wurin, tare da nawa da nawa da nawa.

(2) turmi siminti:

A cikin turmi na siminti, da gaske isa ga ƙarfin ƙarshe, dole ne a yi cikakken amsawar ruwa na siminti kawai, musamman a lokacin rani, asarar ruwa na siminti da sauri, ɗaukar matakan da za a cika ruwa a kan kiyaye feshin ruwa, wannan hanya ɓata albarkatun ruwa ne da rashin jin daɗin aiki, mabuɗin shine cewa ruwan yana kan saman ne kawai, kuma ruwan da ke ciki har yanzu bai cika ba, don haka mafita ga matsalar hanyar haɗawa a cikin simintin siminti Wakilin riƙe ruwa cellulose gabaɗaya zaɓi hydroxypropyl methyl ko methyl cellulose, ƙayyadaddun ɗanko tsakanin 20000 - 60000cps, ƙara 2% - 3%. A kusa, ana iya ƙara yawan riƙe ruwa zuwa fiye da 85%, amfani da simintin siminti a cikin hanyar busasshen foda a ko'ina a cikin ruwa na iya zama.

(3) a cikin filastar stucco, filastar haɗawa, filastar da aka haɗa:

Tare da saurin ci gaban masana'antar gine-gine, buƙatar mutane na sabbin kayan gini yana ƙaruwa. Saboda ƙaruwar wayar da kan jama'a game da kariyar muhalli da ci gaba da inganta ingancin gini, an haɓaka kayayyakin gypsum na siminti cikin sauri. A halin yanzu, kayayyakin gypsum da aka fi amfani da su sune gogewa, filastar haɗin kai, filastar da aka haɗa, manne na tayal da sauransu. Filastar goge wani nau'in kayan shafa ne mai kyau don bango na ciki da saman allo, wanda saman bango yake da laushi da santsi, babu foda da ke faɗuwa kuma substrate ɗin yana da ƙarfi ba tare da fashewa da faɗuwa daga abin da ya faru ba, kuma yana da aikin kare wuta; filastar haɗin wani nau'in sabon nau'in wakilin haɗin haske na gini ne, wanda aka yi da gypsum a matsayin kayan tushe kuma an ƙara shi da nau'ikan ƙari, kuma ya dace da haɗa dukkan nau'ikan kayan bangon gini marasa tsari, tare da halayen rashin guba, rashin ɗanɗano, saurin coagulation da haɗin sauri. Ya dace da haɗawa tsakanin nau'ikan kayan bangon gini marasa tsari daban-daban, tare da rashin guba, rashin ƙamshi, saurin ƙarfafawa, da sauri, haɗin gwiwa mai ƙarfi da sauran halaye, kuma kayan tallafi ne don gina allunan gini da tubalan; gypsum caulk shine cike gibin da ke tsakanin allunan gypsum da kuma cikawa don gyara bango da fashe-fashe.

Waɗannan kayayyakin gypsum suna da jerin ayyuka daban-daban, ban da gypsum da sauran abubuwan da ke ɗauke da su, babban batun shine ƙara ƙarin cellulose ether yana taka muhimmiyar rawa. Tunda gypsum an raba shi zuwa gypsum mai hana ruwa da gypsum mai rabin-anhydrous, gypsum daban-daban yana da tasiri daban-daban akan aikin samfurin, don haka kauri, riƙe ruwa da jinkirin kayan ginin gypsum yana ƙayyade ingancin kayan ginin gypsum. Matsalar gama gari ta waɗannan kayan ita ce rami da fashewa, ba za a iya isa ga ƙarfin farko ba, don magance wannan matsalar, shine zaɓar nau'in amfani da cellulose da retarder composite na matsalar, a wannan batun, zaɓin gabaɗaya na methyl ko hydroxypropylmethyl 30,000 - 60,000cps, adadin ƙarin 1.5% - 2%. Tsakanin, cellulose wanda aka fi mayar da hankali a kai shine man shafawa mai hana ruwa riƙewa. Duk da haka, a cikin wannan dogara da cellulose ether a matsayin mai hana ruwa ba a isa ba, dole ne kuma a ƙara citric acid retarder amfani da gauraye ba zai shafi ƙarfin farko ba.

Yawan riƙe ruwa gabaɗaya yana nufin yanayin da babu shan ruwa na waje, yawan asarar ruwa na halitta, idan bango ya bushe, shan ruwa na saman tushe da kuma fitar da ruwa na halitta na asarar ruwa na kayan da sauri, haka nan zai faru ganguna masu rami, abin fashewa. Wannan hanyar amfani da foda busasshe ta amfani da gauraye, idan shirya maganin zai iya nufin shirya maganin.

(4) Turmi mai hana zafi

Turmi mai hana zafi wani sabon nau'in kayan hana zafi ne na ciki, kayan bango ne da aka haɗa ta hanyar kayan hana zafi, turmi da binder. Cellulose a cikin wannan kayan, yana mai da hankali kan haɗin gwiwa, yana ƙara ƙarfin aiki. Gabaɗaya zaɓi methyl cellulose yawan danko (10000cps ko makamancin haka), yawanci ana amfani da hanyar haɗa foda busasshe.