A ainihin yanayin kasuwa, nau'ikan foda na latex daban-daban za a iya siffanta su da ban sha'awa. Sakamakon haka, idan mai amfani ba shi da ƙwararrun ma'aikata ko kayan aikin gwaji, 'yan kasuwa marasa gaskiya da yawa a kasuwa za su iya ruɗe shi kawai. A halin yanzu, akwai wasu abubuwan da ake kira hanyoyin gano abubuwa da ke yawo a Intanet, kamar: lura da dattin ruwan da aka narkar da shi da yanayin samar da fim. Waɗannan hanyoyin fahimta ne kawai daga saman, kuma ba za su iya ba da tallafin hanyoyin kimiyya don tantance ko samfurin ya dace da shi ba. Saboda haka, a cikin wannan labarin, za mu yaɗa wasu mahimman ra'ayoyi na foda na roba kyauta daga ɓangarorin mafi mahimmancin abun da ke ciki, halaye, da manufar amfani da foda na roba, don abokan aiki su iya yin hukunci da kansu abin da ke da kyau da abin da ke da kyau.
Da farko, wata dabara ta asali don fahimtar yadda ake samar da ainihin foda na polymer mai warwatsewa. (Foda mai warwatsewa ta latex foda ce ta polymer tare da kaddarorin redispersible wanda aka gyara daga emulsion na roba na resin ta hanyar ƙara wasu abubuwa kuma a busar da shi. Lokacin da aka yi amfani da ruwa azaman hanyar warwatsewa, yana iya samar da emulsion kuma yana da foda na polymer mai warwatsewa. Redispersible Foda mai latex yawanci fari ne, amma kaɗan suna da wasu launuka.) Foda mai warwatsewa ya kamata ya haɗa da: resin polymer, ƙari, colloid mai kariya, wakili mai hana caking. 1. Resin polymer yana cikin babban ɓangaren barbashi na foda na latex, kuma shine babban ɓangaren foda mai warwatsewa ta latex, kamar resin polyvinyl acetate/vinyl, da sauransu. Ingancin emulsion na polyvinyl acetate da masana'antun daban-daban suka samar da kuma matakai daban-daban zai shafi ingancin foda na roba da aka samar kai tsaye. Domin tabbatar da kwanciyar hankali na ingancin samfura, manyan masana'antu na yau da kullun galibi suna amfani da alamar polyvinyl acetate don samar da foda mai warwatsewa ta polymer. A nan za mu iya ɗaukar misali mai amfani. A shekarar 2015, wani sanannen kamfanin foda na roba na cikin gida ya maye gurbin sinadarin polyvinyl acetate mai rahusa don samar da foda mai narkewa saboda dalilan gudanarwa. Sakamakon haka, an haifar da manyan canje-canje a ingancinsa. Ya haifar da lalacewar da ba za a iya gyarawa ba. Har ma wasu 'yan kasuwa marasa gaskiya a nan za su yi amfani da farin latex da makamantansu maimakon goge ƙura.
2. Ƙarin abubuwa (na ciki) suna aiki tare da resin don gyara resin, misali, mai hana filastik wanda ke rage zafin da resin ke yi na fim (yawanci resin vinyl acetate/ethylene copolymer ba sa buƙatar ƙara robobi), ba kowane foda na latex yana da ƙarin abubuwa ba. Foda mai hana filastik da ake sake rarrabawa na ƙananan masana'antun da yawa yana da ma'aunin zafin da ke samar da fim ɗin kawai kuma ba za a iya kiransa zafin canjin gilashi ba, wanda kuma muhimmin ma'auni ne na ingancin foda na roba da kansa.
3. Colloid mai kariya Layin kayan hydrophilic da aka nannaɗe a saman barbashi na foda na latex mai redispersible, kuma jikin kariya na yawancin foda na latex mai redispersible shine barasar polyvinyl. Barasa ta polyvinyl a nan shine shiga cikin tsarin busar da feshi tare, maimakon kawai haɗawa. Ga wata matsala gama gari a kasuwa. Yawancin ƙananan bita da ke da'awar samar da foda na roba kawai suna yin tsarin haɗa jiki. Wannan samfurin ba za a iya kiransa foda na polymer mai warwatse ba.
4. Ƙarin Abinci (na waje) An ƙara kayan da za a ƙara faɗaɗa aikin foda mai latex mai sake narkewa, kamar ƙara superplasticizers zuwa wasu foda mai latex mai ruwa. Kamar ƙarin abinci na ciki, ba kowace irin foda mai sake narkewa ake amfani da shi ba. Foda mai latex duk suna ɗauke da wannan ƙarin.
5. Maganin hana cake. Filler mai kyau na ma'adinai, wanda aka fi amfani da shi don hana tattara foda na latex yayin ajiya da jigilar kaya da kuma sauƙaƙe kwararar foda na latex (wanda aka zubar daga jaka ko tankuna). Wannan filler kuma shine ɓangaren da zai yi tasiri sosai ga ainihin farashin samarwa da ingancin foda na polymer mai warwatse. Yawancin foda na roba masu araha a kasuwa suna ƙara rabon cika don rage farashi. A taƙaice, shine alamar abun ciki na toka wanda galibi ake magana a kai. Fillers daban-daban da masana'antun daban-daban suka ƙara za su shafi tasirin haɗa foda na roba da siminti. Saboda haɗin manne mara tsari ga kayan ana cimma shi ta hanyar ƙa'idar sakawa na inji
Lokacin Saƙo: Afrilu-26-2024