HEC heerka qurxinta
Hydroxyethyl cellulose, oo loo yaqaan HEC, muuqaalka cad ama huruud khafiif ah oo fiiber adag ama budada adag, aan sun ahayn oo aan dhadhan lahayn, waxay ka tirsan tahay cellulose ether-ka aan ionic ahayn. Hydroxyethyl cellulose si fudud ayaa loogu milmi karaa biyaha, biyaha qabow iyo kuwa kululba waa la milmi karaa, xalka biyaha ma laha sifooyin jel ah, wuxuu leeyahay dhegdheg wanaagsan, iska caabin kulaylka, kuma milmi karo dareeraha guud ee dabiiciga ah. Hydroxyethyl cellulose waa cellulose ether muhiim ah oo biyaha ku milma marka loo eego carboxymethyl cellulose iyo hydroxypropyl methyl cellulose suuqa adduunka.
Qurxinta darajoHEC Hydroxyethyl cellulose hydroxyethyl cellulose waa walax wax ku ool ah oo sameysa filim, dhejis, dhumuc, xasiliye iyo firdhiye shaambo, buufin timaha, dhexdhexaadiye, daryeelka timaha iyo qurxinta. Budada dharka lagu dhaqo waxaa ku jira nooc ka mid ah walax dib u dejin ah; Saabuunta ay ku jirto hydroxyethyl cellulose waxay leedahay astaamo cad oo lagu hagaajinayo simanaanta iyo isku-dhafka dharka.
Qurxinta darajoHabka diyaarinta cellulose HEC Hydroxyethyl waa in la dhigo saxarka alwaaxa, suufka iyo falgalka sodium hydroxide, si loo helo wax soo saarka cellulose alkali sida walxo cayriin ah, ka dib marka la burburiyo kettle-ka falcelinta, xaaladaha faakiyuumka ee nitrogen, oo lagu daro falcelinta dareeraha cayriin ee epoxy ethane, waxay ahayd, markeeda, lagu daro ethanol, acetic acid, glyoxal, nadiifinta, dhexdhexaadinta iyo falcelinta iskutallaabta ee gabowga, Ugu dambeyntii, badeecada la dhammeeyay waxaa lagu diyaariyaa dhaqidda, fuuqbaxa iyo qalajinta.
Qurxinta darajoHEC Hydroxyethyl cellulose oo leh dhumuc, isku xidhnaan, emulsion, ganaax, sameynta filimka, haynta biyaha, ka hortagga daxalka, xasilloonida iyo astaamaha kale, waxaa si ballaaran loogu isticmaali karaa dareeraha qodista saliidda ee wakiilka dhumucda, kala firdhiyaha, alaabada rinjiga iyo khad dhumuciya, xasiliyaha, resin, wax soo saarka balaastikada ee kala firdhiyaha, wakiilka cabbirka dharka, qalabka dhismaha sida sibidhka iyo gypsum-ka xidhidhka, dhumuciyaha, wakiilka haynta biyaha, wakiilka suspending iyo surfactant ee alaabada kiimikada maalinlaha ah, wakiilka sii deynta joogtada ah ee goobta daawada, dahaarka filimka ee kiniinka, xannibaadaha agabka qalfoofka, dhejiska iyo xasiliyaha warshadaha elektaroonigga ah, iwm.
Suuqa Shiinaha, isticmaalka hydroxyethyl cellulose wuxuu inta badan ku urursan yahay dahaarka, kiimikooyinka maalinlaha ah, batroolka iyo warshadaha kale, iyo wax yar oo ka mid ah qaybaha kale. Intaa waxaa dheer, soo saarista hydroxyethyl cellulose ee Shiinaha inta badan waa badeecooyin heer hoose ah, codsigeeduna wuxuu inta badan ku urursan yahay dahaarka heerka hoose iyo alaabada kiimikada maalinlaha ah. Suuqa heerka sare ah, tirada shirkadaha khuseeya ee Shiinaha waa yar tahay, wax soo saarku kuma filna, ku tiirsanaanta dibaddana waa mid aad u badan. Iyada oo ay ka dhalatay dib-u-habaynta dhinaca sahayda iyo siyaasadaha ilaalinta deegaanka, qaab-dhismeedka warshadaha hydroxyethyl cellulose ee Shiinaha ayaa si joogto ah u hagaajinaya oo u cusboonaysiinaya, heerka deegaan ee suuqa heerka sare ahna wuu sii wadi doonaa inuu horumaro mustaqbalka.
Qeexitaanka Kiimikada
| Muuqaalka | Budada cad ilaa budo cad |
| Cabbirka walxaha | 98% 100 mesh oo dhaaf ah |
| Gacmaha oo ku beddelanaya shahaadada (MS) | 1.8~2.5 |
| Haraaga shidista (%) | ≤0.5 |
| qiimaha pH | 5.0~8.0 |
| Qoyaanka (%) | ≤5.0 |
Badeecadaha Darajooyinka
| HECdarajo | Viscosity(NDJ, mPa.s, 2%) | Viscosity(Brookfield, mPa.s, 1%) |
| HEC HS300 | 240-360 | 240-360 |
| HEC HS6000 | 4800-7200 | |
| HEC HS30000 | 24000-36000 | 1500-2500 |
| HEC HS60000 | 48000-72000 | 2400-3600 |
| HEC HS100000 | 80000-120000 | 4000-6000 |
| HEC HS150000 | 120000-180000 | 7000 daqiiqo |
HECHydroxyethyl cellulose waa badeeco muhiim ah oo cellulose ether ah oo kaalinta saddexaad ka gashay wax soo saarka iyo iibka adduunka. Waa cellulose aan ionic ahayn oo biyo ku milma, kaas oo si weyn loogu isticmaali karo batroolka, rinjiga, khad daabacan, dharka, qalabka dhismaha, kiimikooyinka maalinlaha ah, daawada, elektaroonigga iyo warshadaha kale, oo leh meel ballaaran oo lagu horumarin karo suuqa. Iyada oo ay ku xiran tahay baahida, wax soo saarka hydroxyethyl cellulose ee Shiinaha ayaa sii kordhaya. Iyadoo la cusbooneysiinayo isticmaalka iyo adkeynta siyaasadaha ilaalinta deegaanka, warshaduhu waxay u horumarayaan heer sare. Shirkadaha aan la socon karin xawaaraha horumarka mustaqbalka si tartiib tartiib ah ayaa loo baabi'in doonaa.
Hydroxyethyl cellulose ee qurxinta, alaabada daryeelka maqaarka waa doorka ugu weyn ee qaboojiyaha timaha, wakiilka sameynta filimada, xasiliyaha emulsifying, dhejiska, qodobka khatarta waa 1, mid ammaan ah, waa la hubaa in la isticmaalo, haweenka uurka leh guud ahaan ma laha wax saameyn ah, hydroxyethyl cellulose ma laha wax keena finanka.
Hydroxyethyl cellulose waa dhejis polymer ah oo loo isticmaalo qurxinta sida qaboojiye maqaarka, wakiilka sameynta filimada iyo antioxidant.
Dhibaatooyinka ay tahay in la tixgeliyo marka la isticmaalayoqurxintadarajo HECcellulose hydroxyethyl:
1. Kahor iyo ka dib marka lagu daro HEC hydroxyethyl cellulose heerka qurxinta, walaaqidda waa in la sii wadaa ilaa xalka uu noqdo mid gebi ahaanba hufan oo cad.
2. ShaandheeHEC ee fasalka qurxintaSi tartiib ah ugu shub hydroxyethyl cellulose haanta isku darka. Ha ku darin tiro badan ama si toos ah haanta isku darka.
3. MilmidaqurxintadarajoHEChydroxyethyl cellulose waxay si cad ula xiriirtaa heerkulka biyaha iyo qiimaha PH, sidaa darteed waa in fiiro gaar ah loo yeesho.
4. Weligaa ha ku darin walax alkaline ah isku darka ka hor inta aan budada hydroxyethyl cellulose lagu qaboojin biyaha. Kordhinta qiimaha PH ka dib diirimaadku waxay kaa caawineysaa inaad milmo.
5. Inta suurtogalka ah, ku dar daawada caariyaysiga goor hore.
6. Marka la isticmaalayo HEC hydroxyethyl cellulose oo ah heer sare oo qurxin ah, heerka sare ee cabitaanka hooyada waa in uusan ka badnaan 2.5-3%, haddii kale cabitaanka hooyada way adag tahay in la shaqeeyo. hydroxyethyl cellulose-ka ka dib marka la daweeyo guud ahaan ma fududa in la sameeyo burooyin ama goobo wareegsan, mana samayn doono colloids wareegsan oo aan milmi karin ka dib marka lagu daro biyo.
Baakadaha:
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Waqtiga boostada: Jan-01-2024