Polyacrylamide Kwayoyin Jiyya na Ruwa
Polyacrylamide (PAM) kalma ce ta gaba ɗaya don acrylamide homopolymer ko kuma an haɗa shi da sauran monomers, kuma yana ɗaya daga cikin nau'ikan polymers masu narkewa da aka fi amfani da su.Domin tsarin naúrar polyacrylamide ya ƙunshi ƙungiyoyin amide, yana da sauƙi don samar da haɗin gwiwar hydrogen, wanda ya sa ya sami kyakkyawan ruwa mai narkewa da babban aikin sinadarai, kuma yana da sauƙi don samun gyare-gyare daban-daban na sarkar reshe ko tsarin hanyar sadarwa ta hanyar grafting ko crosslinking., Ana amfani da shi sosai a cikin binciken man fetur, kula da ruwa, tufafi, takarda, sarrafa ma'adinai, magani, aikin noma da sauran masana'antu, kuma an san shi da "masu taimako ga duk masana'antu".Babban filayen aikace-aikacen a ƙasashen waje sune maganin ruwa, yin takarda, ma'adinai, ƙarfe, da dai sauransu;a kasar Sin, a halin yanzu ana amfani da mafi yawa a fannin hako mai, kuma filayen da ake saurin girma a fannin sarrafa ruwa da yin takarda.
Filin maganin ruwa:
Maganin ruwa ya hada da danyen ruwa, kula da najasa da kuma kula da ruwan masana'antu.An yi amfani da shi tare da carbon da aka kunna a cikin maganin ruwa mai tsabta, ana iya amfani dashi don coagulation da kuma bayyana abubuwan da aka dakatar a cikin ruwa na gida.Yin amfani da flocculant acrylamide na halitta maimakon inorganic flocculant na iya haɓaka ƙarfin tsarkakewar ruwa da fiye da 20% koda ba tare da canza tankin daidaitawa ba;a cikin kula da najasa, yin amfani da polyacrylamide na iya ƙara yawan amfani da sake yin amfani da ruwa kuma ana iya amfani da shi azaman Sludge dewatering;ana amfani da shi azaman wakili mai mahimmanci a cikin maganin ruwa na masana'antu.Mafi girman filin aikace-aikacen polyacrylamide a ƙasashen waje shine maganin ruwa, kuma ana haɓaka aikace-aikacen a cikin wannan filin a China.Babban aikin polyacrylamide a cikin maganin ruwa: [2]
(1) Rage adadin flocculant.A ƙarƙashin yanayin samun ingancin ruwa iri ɗaya, ana amfani da polyacrylamide azaman taimakon coagulant tare da sauran flocculants, wanda zai iya rage yawan flocculant da ake amfani da shi sosai;(2) Inganta ingancin ruwa.A cikin jiyya na ruwan sha da kuma masana'antu sharar gida magani, yin amfani da polyacrylamide a hade tare da inorganic flocculants iya muhimmanci inganta ruwa ingancin;(3) Ƙarfafa ƙarfin ƙugiya da saurin ɓarna.Flocs da aka kafa ta hanyar polyacrylamide suna da ƙarfi mai ƙarfi da kyakkyawan aikin lalata, ta haka yana haɓaka saurin rabuwar ruwa mai ƙarfi da sauƙaƙe sludge dehydration;(4) Anti-lalata da anti-scaling na kewayawa sanyaya tsarin.Yin amfani da polyacrylamide zai iya rage yawan adadin flocculants na inorganic, ta haka ne ya guje wa jigon abubuwan da ba su da kwayoyin halitta a saman kayan aiki da rage lalata da kuma rage kayan aiki.
Ana amfani da polyacrylamide ko'ina azaman taimakon riƙewa, taimakon tacewa, wakili mai daidaitawa, da sauransu a cikin filin takarda don haɓaka ingancin takarda, aikin bushewar bushewa, ƙimar riƙewar fibers da filler, rage yawan amfanin ƙasa da gurɓataccen muhalli, Ana amfani dashi azaman mai watsawa inganta daidaiton takarda.Ana amfani da polyacrylamide mafi yawa a cikin bangarori biyu a cikin masana'antar takarda.Ɗayan shine ƙara yawan riƙewar filler da pigments don rage asarar albarkatun ƙasa da gurɓataccen muhalli;ɗayan kuma shine ƙara ƙarfin takarda.Ƙara polyacrylamide zuwa kayan takarda na iya ƙara yawan riƙewar zaruruwa masu kyau da ƙwayoyin filler akan gidan yanar gizo da kuma hanzarta bushewar kayan takarda.Hanyar aikin polyacrylamide shine cewa barbashi da ke cikin slurry suna flocculated kuma suna riƙe su akan zanen tacewa ta hanyar tsaka-tsaki ko haɗawa.Haka kuma samuwar flocs na iya sa ruwan da ke cikin slurry ya fi sauƙi don tacewa, rage asarar fibers a cikin farin ruwa, rage gurɓataccen muhalli, da kuma taimakawa wajen haɓaka ingancin tacewa da kayan aikin lalata.