聚丙烯酰胺廠家聚丙烯酰胺作為潤滑(hua)劑(ji)(ji)(ji)、懸浮劑(ji)(ji)(ji)、粘土穩定劑(ji)(ji)(ji)、驅油劑(ji)(ji)(ji)、降失水(shui)劑(ji)(ji)(ji)和(he)增稠劑(ji)(ji)(ji),在鉆井、酸(suan)化、壓裂、堵(du)水(shui)、固井及二次采油、三(san)次采油中得到了(le)廣泛應(ying)用,是一種(zhong)極為重要的(de)油田化學品。
聚丙烯酰胺廠家【聚(ju)丙烯(xi)(xi)(xi)酰(xian)(xian)胺(an)】為(wei)(wei)(wei)白(bai)色粉末或者小(xiao)顆粒狀(zhuang)物(wu)(wu),密度為(wei)(wei)(wei)1.32g/cm3(23度),玻璃化溫度為(wei)(wei)(wei)188度,軟(ruan)化溫度近于210度,一般方(fang)法干(gan)(gan)燥(zao)(zao)時(shi)含(han)(han)有少(shao)量(liang)的(de)(de)(de)水,干(gan)(gan)時(shi)又會很快從(cong)(cong)環境中(zhong)吸(xi)取水分(fen)(fen),用冷凍(dong)干(gan)(gan)燥(zao)(zao)法分(fen)(fen)離的(de)(de)(de)均聚(ju)物(wu)(wu)是白(bai)色松(song)軟(ruan)的(de)(de)(de)非結晶固(gu)體(ti)(ti),但(dan)是當從(cong)(cong)溶液中(zhong)沉(chen)淀并干(gan)(gan)燥(zao)(zao)后(hou)則為(wei)(wei)(wei)玻璃狀(zhuang)部分(fen)(fen)透(tou)明(ming)(ming)的(de)(de)(de)固(gu)體(ti)(ti),完(wan)全(quan)干(gan)(gan)燥(zao)(zao)的(de)(de)(de)聚(ju)丙烯(xi)(xi)(xi)酰(xian)(xian)胺(an)PAM是脆性的(de)(de)(de)白(bai)色固(gu)體(ti)(ti),商品聚(ju)丙烯(xi)(xi)(xi)酰(xian)(xian)胺(an)干(gan)(gan)燥(zao)(zao)通常(chang)是在(zai)適度的(de)(de)(de)條件下干(gan)(gan)燥(zao)(zao)的(de)(de)(de),一般含(han)(han)水量(liang)為(wei)(wei)(wei)5%~15%,澆鑄在(zai)玻璃板上制備的(de)(de)(de)高(gao)分(fen)(fen)子(zi)(zi)膜,則是透(tou)明(ming)(ming)、堅硬(ying)、易碎(sui)的(de)(de)(de)固(gu)體(ti)(ti)。聚(ju)丙烯(xi)(xi)(xi)酰(xian)(xian)胺(an)聚(ju)丙烯(xi)(xi)(xi)酰(xian)(xian)胺(an)是一種線型高(gao)分(fen)(fen)子(zi)(zi)聚(ju)合物(wu)(wu),產品主要分(fen)(fen)為(wei)(wei)(wei)干(gan)(gan)粉和膠體(ti)(ti)兩種形式。按其平均分(fen)(fen)子(zi)(zi)量(liang)可分(fen)(fen)為(wei)(wei)(wei)低分(fen)(fen)子(zi)(zi)量(liang)(<100 萬)、中(zhong)分(fen)(fen)子(zi)(zi)量(liang)(200~400 萬)和高(gao)分(fen)(fen)子(zi)(zi)量(liang)(>700萬)三類。
聚丙烯酰胺按其結(jie)構又可分(fen)(fen)為非離(li)(li)(li)(li)(li)子(zi)(zi)型(xing)、陰離(li)(li)(li)(li)(li)子(zi)(zi)型(xing)和陽離(li)(li)(li)(li)(li)子(zi)(zi)型(xing)。陰離(li)(li)(li)(li)(li)子(zi)(zi)型(xing)多為PAM 的(de)(de)(de)(de)水(shui)(shui)(shui)解體(HPAM)。聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an)的(de)(de)(de)(de)主鏈(lian)上帶有(you)大量(liang)(liang)的(de)(de)(de)(de)酰(xian)(xian)(xian)胺(an)(an)(an)基,化學活性很高,可以(yi)改性制取許多聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an)的(de)(de)(de)(de)衍生(sheng)物(wu),產(chan)品已廣泛應用(yong)(yong)(yong)(yong)于造紙、選(xuan)(xuan)礦、采(cai)油(you)、冶金、建材、污(wu)(wu)(wu)(wu)(wu)水(shui)(shui)(shui)處理(li)(li)(li)等行(xing)業。 聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an)離(li)(li)(li)(li)(li)子(zi)(zi)度(du)是聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an)分(fen)(fen)子(zi)(zi)鏈(lian)所(suo)帶的(de)(de)(de)(de) 電荷(electric charge)密(mi)度(du)(單(dan)位:g/cm3或kg/m3)。離(li)(li)(li)(li)(li)子(zi)(zi)度(du)的(de)(de)(de)(de) 選(xuan)(xuan)擇(ze)往(wang)往(wang)會(hui)決定污(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)脫(tuo)(tuo)水(shui)(shui)(shui)效(xiao)果(guo)。不(bu)(bu)同(tong)行(xing)業產(chan)生(sheng)污(wu)(wu)(wu)(wu)(wu)水(shui)(shui)(shui) 污(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)不(bu)(bu)一(yi)樣(yang),因此所(suo)選(xuan)(xuan)用(yong)(yong)(yong)(yong)的(de)(de)(de)(de) 聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an)離(li)(li)(li)(li)(li)子(zi)(zi)度(du)也不(bu)(bu)一(yi)樣(yang)。離(li)(li)(li)(li)(li)子(zi)(zi)度(du)過低,污(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)絮(xu)(xu)團(tuan)不(bu)(bu)夠緊密(mi),如(ru)果(guo)離(li)(li)(li)(li)(li)子(zi)(zi)度(du)過高,則污(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)絮(xu)(xu)團(tuan)會(hui)有(you)過量(liang)(liang)電荷而排斥。比如(ru)城市污(wu)(wu)(wu)(wu)(wu)水(shui)(shui)(shui)應為有(you)機(ji)物(wu)高,常選(xuan)(xuan)用(yong)(yong)(yong)(yong)高離(li)(li)(li)(li)(li)子(zi)(zi)度(du)聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an),50度(du),60度(du)效(xiao)果(guo)較佳。造紙廠(chang)則選(xuan)(xuan)用(yong)(yong)(yong)(yong)20度(du) ,30度(du)聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an)就可以(yi)。此外脫(tuo)(tuo)泥(ni)(ni)設備(shèbèi)往(wang)往(wang)也會(hui)對(dui)(dui)聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an)有(you)所(suo)要(yao)求(qiu),脫(tuo)(tuo)泥(ni)(ni)離(li)(li)(li)(li)(li)心機(ji)比壓濾機(ji)對(dui)(dui)離(li)(li)(li)(li)(li)子(zi)(zi)度(du)要(yao)求(qiu)稍高。 污(wu)(wu)(wu)(wu)(wu)水(shui)(shui)(shui)處理(li)(li)(li)廠(chang)壓泥(ni)(ni)用(yong)(yong)(yong)(yong)聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an)分(fen)(fen)子(zi)(zi)量(liang)(liang)大不(bu)(bu)意味著性能(neng)就好(hao),分(fen)(fen)子(zi)(zi)量(liang)(liang)小也不(bu)(bu)意味著性能(neng)就差,主要(yao)還是要(yao)看用(yong)(yong)(yong)(yong)途,如(ru)果(guo)在(zai)污(wu)(wu)(wu)(wu)(wu)水(shui)(shui)(shui)處理(li)(li)(li)領域用(yong)(yong)(yong)(yong)來(lai)脫(tuo)(tuo)泥(ni)(ni),還得結(jie)合脫(tuo)(tuo)泥(ni)(ni)設備和污(wu)(wu)(wu)(wu)(wu)泥(ni)(ni)性質,如(ru)果(guo)是用(yong)(yong)(yong)(yong)在(zai)傳統的(de)(de)(de)(de) 履帶式壓濾機(ji),分(fen)(fen)子(zi)(zi)量(liang)(liang)很高可能(neng)會(hui)導(dao)致(cause)濾布(bu)阻塞,脫(tuo)(tuo)水(shui)(shui)(shui)性差等問題(Emerson),影響(influence)脫(tuo)(tuo)水(shui)(shui)(shui)效(xiao)果(guo),一(yi)般采(cai)用(yong)(yong)(yong)(yong)離(li)(li)(li)(li)(li)子(zi)(zi)度(du)30-40度(du)聚丙(bing)烯(xi)酰(xian)(xian)(xian)胺(an)(an)(an);如(ru)果(guo)用(yong)(yong)(yong)(yong)在(zai)離(li)(li)(li)(li)(li)心式脫(tuo)(tuo)泥(ni)(ni)機(ji),因其工作(zuo)原理(li)(li)(li)不(bu)(bu)同(tong),分(fen)(fen)子(zi)(zi)量(liang)(liang)要(yao)求(qiu)就要(yao)高一(yi)點,要(yao)求(qiu)產(chan)生(sheng)的(de)(de)(de)(de) 絮(xu)(xu)團(tuan)能(neng)盡量(liang)(liang)耐剪(jian)切,也可以(yi)理(li)(li)(li)解為絮(xu)(xu)團(tuan)要(yao)足夠結(jie)實,所(suo)以(yi)要(yao)選(xuan)(xuan)擇(ze)分(fen)(fen)子(zi)(zi)量(liang)(liang)在(zai)50度(du)以(yi)上的(de)(de)(de)(de) 產(chan)品。