Cellulose ether shine polymer Semi-synthetic wanda ba na ionic ba, wanda yake da ruwa mai narkewa kuma mai narkewa.Yana da tasiri daban-daban a masana'antu daban-daban.Misali, a cikin kayan gini na sinadarai, yana da abubuwa masu yawa masu zuwa:
①Wakili mai riƙe ruwa
②Mai kauri
③ Matsayi
④ Samuwar fim
⑤ Binder
A cikin masana'antar polyvinyl chloride, yana da emulsifier da watsawa;a cikin masana'antar harhada magunguna, yana da ɗaure da jinkirin da sarrafa kayan tsarin sakin kayan aiki, da dai sauransu Saboda cellulose yana da nau'ikan nau'ikan abubuwan da aka haɗa, aikace-aikacen sa Filin kuma shine mafi fa'ida.Na gaba, zan mayar da hankali kan amfani da aikin ether cellulose a cikin kayan gini daban-daban.
1. A cikin masana'antar fenti na latex, zaɓi hydroxyethyl cellulose, ƙayyadaddun ƙayyadaddun ƙayyadaddun daidaitaccen ɗanko shine RT30000-50000cps, wanda yayi daidai da ƙayyadaddun HBR250, kuma ƙimar tunani shine gabaɗaya game da 1.5‰-2‰.Babban aikin hydroxyethyl a cikin fenti na latex shine yin kauri, hana gelation na pigment, taimakawa tarwatsawar pigment, kwanciyar hankali na latex, da haɓaka danko na abubuwan da aka gyara, wanda ke taimakawa haɓaka aikin ginin. : Hydroxyethyl cellulose ya fi dacewa don amfani.Ana iya narkar da shi a cikin ruwan sanyi ko ruwan zafi, kuma ƙimar pH ba ta shafe shi ba.Ana iya amfani da shi cikin aminci tsakanin ƙimar PI 2 da 12. Hanyoyin amfani sune kamar haka:
I. Ƙara kai tsaye a cikin samarwa: Don wannan hanya, ya kamata a zaɓi nau'in jinkirin hydroxyethyl cellulose, kuma ana amfani da hydroxyethyl cellulose tare da lokacin rushewa fiye da minti 30.Ruwa mai tsaftataccen ruwa a cikin baki ②Fara motsawa cikin ƙananan sauri ci gaba, kuma a lokaci guda a hankali ƙara hydroxyethyl a cikin maganin daidai ③Ci gaba da motsawa har sai an jiƙa duk kayan granular gaba daya narkar da, sa'an nan ƙara wasu sassa a cikin dabara, da kuma niƙa har sai da gama samfurin.
Ⅱ.An sanye shi da giya na uwa don amfani daga baya: Wannan hanyar za ta iya zaɓar cellulose nan take, wanda ke da tasirin anti-mildew.Amfanin wannan hanyar shine yana da mafi girman sassauci kuma ana iya ƙara shi kai tsaye zuwa fenti na latex.Hanyar shiri iri ɗaya ce da matakan ①-④.
Ⅲ.Shirya porridge don amfani daga baya: Tun da kwayoyin kaushi sune rashin ƙarfi (wanda ba a iya narkewa) don hydroxyethyl, ana iya amfani da waɗannan kaushi don shirya porridge.Abubuwan da aka fi amfani da su na kwayoyin halitta sune ruwayen ruwa a cikin kayan fenti na latex, irin su ethylene glycol, propylene glycol, da masu yin fim (irin su diethylene glycol butyl acetate).Ana iya ƙara porridge hydroxyethyl cellulose kai tsaye zuwa fenti.Ci gaba da motsawa har sai an narkar da shi gaba daya.
2. A cikin bango scraping putty: A halin yanzu, abin da ake amfani da shi na kare muhalli mai jure ruwa da gogewa a mafi yawan garuruwan ƙasata mutane sun sami daraja.Lafiya, an yi manne gini ta hanyar acetalizing polyvinyl barasa da formaldehyde.Sabili da haka, mutane suna kawar da wannan abu a hankali, kuma ana amfani da samfuran ether na cellulose don maye gurbin wannan abu.Wato don haɓaka kayan gini masu dacewa da muhalli, a halin yanzu cellulose shine abu ɗaya kawai.A cikin ruwa mai jure ruwa, an raba shi zuwa nau'i biyu: busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun ruwa da kuma man da aka saka.Daga cikin waɗannan nau'ikan putty guda biyu, methyl cellulose da aka gyara da hydroxypropyl methyl yakamata a zaɓi.Ƙididdigar danko gabaɗaya tsakanin 30000-60000cps.Babban ayyuka na cellulose a cikin putty shine riƙewar ruwa, haɗin gwiwa da lubrication.Tun da putty dabara na daban-daban masana'antun ne daban-daban, wasu su ne launin toka alli, haske alli, farin ciminti, da dai sauransu, da kuma wasu su ne gypsum foda, launin toka alli, haske alli, da dai sauransu, don haka dalla-dalla, danko da shigar azzakari cikin farji na cellulose a cikin . dabaru guda biyu kuma sun bambanta.Adadin da aka ƙara shine kusan 2‰-3‰.A cikin gina bango scraping putty, tun da tushe surface na bango yana da wani mataki na ruwa sha (yawan sha ruwa bangon tubali ne 13%, da kuma ruwa sha ruwa na kankare ne 3-5%). haɗe tare da ƙawancen waje na waje, idan putty ya rasa ruwa da sauri , Zai haifar da raguwa ko cire foda, wanda zai raunana ƙarfin putty.Saboda haka, ƙara cellulose ether zai magance wannan matsala.Amma ingancin filler, musamman ingancin ash calcium shima yana da mahimmanci.Saboda yawan dankowar cellulose, an kuma inganta buoyancy na putty, kuma ana guje wa abubuwan da ke faruwa a lokacin gini, kuma yana da kyau da kuma ceton aiki bayan gogewa.Ya fi dacewa don ƙara ether cellulose a cikin foda.Samuwarta da amfaninta sun fi dacewa.Za a iya haɗa filler da ƙari a ko'ina cikin busassun foda.
3. Turmi Kankare: A cikin turmi na kankare, don samun ƙarfi na ƙarshe, simintin dole ne ya cika ruwa sosai.Musamman a lokacin aikin rani, turmi na kankare yana asarar ruwa da sauri, kuma ana amfani da matakan cikakken hydration don kula da yayyafa ruwa.Hanya ta farko ita ce haifar da almubazzaranci da albarkatun ruwa da aiki maras dacewa.Mahimmin mahimmin abu shine cewa ruwa yana kan saman kawai, kuma hydration na ciki har yanzu bai cika ba.Don haka, maganin wannan matsala shi ne a ƙara wasu abubuwa guda takwas masu riƙe ruwa a cikin simintin turmi.Gabaɗaya, an zaɓi hydroxypropyl.Methyl ko methyl cellulose, ƙayyadaddun danko yana tsakanin 20000-60000cps, kuma adadin ƙari shine 2% -3%.Ana iya ƙara yawan riƙe ruwa zuwa fiye da 85%.Hanyar da ake amfani da ita a cikin simintin turmi shine a haɗa busasshen foda daidai gwargwado a zuba a cikin ruwa.
4. A cikin plastering gypsum, bonding gypsum, da caulking gypsum: Tare da saurin bunƙasa masana'antar gine-gine, buƙatun mutane na sabbin kayan gini kuma yana ƙaruwa.Sakamakon karuwar wayar da kan mutane game da kare muhalli da ci gaba da inganta ingantaccen gini, kayan siminti na gypsum sun haɓaka cikin sauri.A halin yanzu, samfuran gypsum na yau da kullun sune plaster gypsum, gypsum bonded, gypsum inlaid, da tile m.Gilashin gypsum abu ne mai inganci don bangon ciki da rufi.Fuskar bangon da aka shafa da shi yana da kyau da santsi.Sabuwar manne allon haske na ginin wani abu ne mai ɗorewa da aka yi da gypsum azaman kayan tushe da ƙari daban-daban.Ya dace da haɗin kai tsakanin kayan bangon ginin inorganic daban-daban.Ba mai guba ba ne, maras banƙyama, ƙarfin farko da saiti mai sauri, haɗin gwiwa mai ƙarfi da sauran halaye, kayan tallafi ne don ginin katako da ginin toshe;gypsum caulking wakili ne mai rata tsakanin allunan gypsum da mai gyara ga bango da fashe.Waɗannan samfuran gypsum suna da jerin ayyuka daban-daban.Bugu da ƙari ga rawar gypsum da masu cikawa masu alaƙa, mahimmancin batun shine cewa ƙarar ether na cellulose yana taka muhimmiyar rawa.Tun da gypsum ya kasu kashi gypsum anhydrous da hemihydrate gypsum, gypsum daban-daban yana da tasiri daban-daban akan aikin samfurin, don haka thickening, riƙewar ruwa da retardation yana ƙayyade ingancin kayan gini na gypsum.Matsalar gama gari na waɗannan kayan shine fashe da fashe, kuma ƙarfin farko ba zai iya isa ba.Don magance wannan matsala, shine zaɓi nau'in cellulose da hanyar amfani da fili na retarder.Dangane da wannan, methyl ko hydroxypropyl methyl 30000 an zaɓi gabaɗaya.-60000cps, adadin ƙarin shine 1.5% -2%.Daga cikin su, cellulose yana mai da hankali kan riƙe ruwa da jinkirtar da man shafawa.Duk da haka, ba shi yiwuwa a dogara da ether cellulose a matsayin mai retarder, kuma wajibi ne a ƙara citric acid retarder don haɗuwa da amfani ba tare da rinjayar ƙarfin farko ba.Riƙewar ruwa gabaɗaya yana nufin adadin ruwan da za a yi asarar ta halitta ba tare da shayar da ruwa na waje ba.Idan bango ya bushe sosai, shayar da ruwa da ƙawancen yanayi a kan ƙasan tushe zai sa kayan suyi asarar ruwa da sauri, kuma raguwa da fashe kuma za su faru.Ana haxa wannan hanyar amfani da busassun foda.Idan kun shirya bayani, don Allah koma zuwa hanyar shirye-shiryen maganin.
5. Turmi Insulation Turmi wani sabon nau'in kayan rufe bangon ciki ne a yankin arewa.Abun bango ne da aka haɗa ta kayan rufewa, turmi da ɗaure.A cikin wannan abu, cellulose yana taka muhimmiyar rawa wajen haɗawa da ƙara ƙarfi.Gabaɗaya zaɓi methyl cellulose tare da babban danko (kimanin 10000eps), sashi shine gabaɗaya tsakanin 2 ‰-3‰), kuma hanyar amfani shine hadawar busasshen foda.
6. Wakilin Interface Zaɓi HPNC 20,000 cps a matsayin wakili na dubawa, zaɓi 60,000 cps ko fiye a matsayin mannen tayal, kuma mayar da hankali kan wakili mai kauri a cikin ma'aikacin dubawa, wanda zai iya inganta ƙarfin juyi da ƙarfin kibiya.Ana amfani da shi azaman wakili mai riƙe ruwa a cikin haɗin tayal don hana fale-falen daga bushewa da sauri da faɗuwa.
Lokacin aikawa: Fabrairu-18-2023