Iyo technical zviratidzo zvePolwandacrrylambideVanowanzoita serinelar kurema, hydrolysis degree, ioniclis degree, vionic degree, viscosity, vakasara monermer zvemukati, saka tongai kunaka kwePam kunogona zvakare kutongwa kubva kune izvi zviratidzo!
01Sreek inoremerwa
Kurema kwemanyorerwe kwePam kwakakwira kwazvo uye kwakavandudzika zvikuru mumakore achangopfuura.Pam, iyo yakashandiswa muma1970s, yaive nehuremu hwemamiriyoni. Kubva ma1980s, uremu hwemanyorerwe hwemapamidhi anoshanda zvakanyanya mamirioni gumi nemashanu, uye vamwe vakasvikwa mamirioni makumi maviri. "Imwe yeaya maPam molymerized kubva kune anopfuura zana emazana emarriya kana sodium acrylate mamorekuru
Kazhinji, PAM ine yakakura molecular uremu ine chekuita nekurova kwakanaka, nehuremu hwe71 yeAcrylamide ne7.1 miriyoni yePam ine 100,000 Monomer. Uremu hwemanyorerwe hwePolwacrrylamide uye maRehts
Kurema kwemanyorerwe eMacRomolecular organic zvinhu, kunyangwe mune imwechete chigadzirwa hachisi chakazara yunifomu, iyo yemusoro monocular uremu hwayo pakati.
02Degree re hydrolysis uye degree of ion
Danho reIonic rine simba rakakura pakushandisa kwayo, asi kukosha kwaro kwakakodzera kunoenderana nerudzi uye chimiro chezvinyorwa zvakarongwa, kuchave nehunhu hwakasiyana hwemamiriro ezvinhu akasiyana mumamiriro ezvinhu akasiyana. Kana simba reionic rezvinyorwa zvekurapwa richikwira Kazhinji, iyo degree reanon inonzi iyo degree re hydrolysis. Uye ionic degree kazhinji rinoreva cues.
Ionicity = n / (m + n) * 100%
Iyo Pam yakagadzirwa muchikamu chekutanga yaive polymerized kubva kuMonomer yePolwacrylamide, iyo yakanga isina boka re -coona. Usati washandisa, NAOOH anofanirwa kuwedzerwa uye kupiswa kuHydrolyze chikamu cheboka re -conh2 boka ku -coona. Equation iri seinotevera:
-Coconh2 + nao → -coona + nh3 ↑
Amonia gasi rinoburitswa panguva yehydrolysis. Iyo chikamu cheAdide Boka reHydrolysis muPam inonzi iyo degree re hydrolysis yePam, iyo ndiyo mwero weanon. Iko kushandiswa kwerudzi urwu kwePam hakuna nyore, uye kuita kwacho kune murombo (kupisa hydrolysis kuchaita smecar uremu uye kuita kwePam zvakanyanyisa kuderera), zvaisambove kushandiswa kubva kuma1980.
Kugadzirwa kwazvino kwePam kune dzakasiyana siyana zvidhori zviyero zvibodzwa, mushandisi anogona maererano nekudikanwa uye kuburikidza nemuyedzo chaiwo kusarudza mhando dzakakodzera, hadzidei hydrolysis, mushure mekupera simba kunogona kushandiswa.Nekudaro, nekuda kwezvikonzero zveetsika, vamwe vanhu vachiri kureva maitiro ekunyungudutswa kweanofamba senge hydrolysis. Izvo zvinofanirwa kucherechedzwa kuti zvinoreva hydrolyis ndiko kuora kwemvura, iyo ndiyo yemakemikari maitiro. Iyo hydrolysis yePAM ane maAmoni gasi rakaburitswa; Kupaza kungori chiitiko chemuviri, hapana makemikari maitiro. Ivo vaviri vakasiyana zvakanyanya uye havafanirwe kuvhiringidzwa.
03Zvinosara Monomer Zvemukati
Iyo yakasara moneromer yezvinyorwa yePam inoreva zvirimoacrylamide monomerMuAcrrylamide Polymerization muPolwacrylwide muitiro wekusakwana uye pakupedzisira zvakasara muAcrylamide zvigadzirwa. Iyo yakakosha paramende yekuyera kana yakakodzera kune indasitiri yechikafu. Polycrylwide haisiri-ine chepfu, asi acryleride ine yechokwadi. Mune muindasitiri polycrylwide, zvakaoma kudzivisa kutevera kwekusarongeka kwekusashanda amirllamide monomer. Naizvozvo, zvirimo zvemanyorerwe menomer mukatiPam Zvigadzirwainofanira kudzorwa zvakanyatso kudzorwa. Huwandu hweMonomer muPam wakashandiswa mumvura yekunwa uye indasitiri yechikafu haibvumirwe kupfuura 0.05% yepasi rose. Iko kukosha kwezvigadzirwa zvekunze zvekunze zvakadzika kupfuura 0.03%.
04viscosity
Pam Solution iri viscous chaiyo. Iyo yepamusoro iyo smecular uremu hwePam, iyo yakakura iyo viscosity yemhinduro. Izvi zvinodaro nekuti Pam Macromolecules inguva refu, matani akatetepa ane simba rakakura kuti afambe nemhinduro. Iko kusarudzika kwe viscosity ndeyekuratidza hukuru hwesimba rekupokana mumhinduro, inozivikanwawo seyekukakavara kwemukati. Iyo viscosity yemhinduro yemhando dzese dzePolymer nyaya yakakwira uye inowedzera nekuwedzera kwehuremu hwemanyorerwe. Nzira yekuziva iyo molecular uremu hwe polymer organic zvinhu, ndeyekuona zvisizvo zvekusangana kwemamwe mamiriro ezvinhu, uyezve zvinoenderana neimwe formula yekuverenga uremu hwayo, inozivikanwa se "viscoose avhareji huremu".
Kutumira Nguva: Jan-12-2023