MHEC e sebelisoang kahong

1 selelekela

Cellulose ether MHEC hokahoIndasteri ea thepa ea moaho e na le mefuta e mengata e fapaneng ea ts'ebeliso, palo e kholo, e ka sebelisoa e le retarder, sesebelisoa sa ho boloka metsi, thickener le sekhomaretsi.Cellulose ether MHEC e bapala karolo ea bohlokoa seretseng se tloaelehileng se omeletseng se omeletseng, seretse sa kantle sa lebota, seretse se ikemetseng, se tlamang lithaele tsa ceramic, putty ea moaho e sebetsang hantle, anti-crack putty ea ka hare le kantle ea lebota, seretse se sa keneleng metsi se omileng, plaster ea plaster, sesebelisoa sa caulking le lisebelisoa tse ling.Cellulose ether MHEC e na le phello ea bohlokoa ho bolokoeng ha metsi, tlhokeho ea metsi, ho khomarela, ho sitisa le ho aha tsamaiso ea seretse.

Ho na le mefuta e mengata e fapaneng le litlhaloso tsa eonaCellulose ether MHEC, Cellulose ethere sebelisoang hangata tšimong ea thepa ea moaho ho kenyeletsoa HEC,MHEC, CMC, PAC,MHPC joalo-joalo, ho latela likarolo tsa bona tse fapaneng tse sebelisoang lits'ebetsong tse fapaneng tsa seretse. Batho ba bang ba ithutile tšusumetso ea mefuta e fapaneng le litekanyetso tse fapaneng tsaCellulose ether MHEC tsamaisong ea seretse sa samente. Ka pampiri ena, mokhoa oa ho khetha mefuta e fapaneng le litlhaloso tsaCellulose ether MHEC ka lihlahisoa tse fapaneng tsa seretse ho tšohloa.

2 Cellulose ether MHEC ka litšobotsi tsa mosebetsi oa seretse sa samente

Joalo ka motsoako oa bohlokoa seretseng se omileng,Cellulose ether MHEC e na le mesebetsi e mengata seretseng.Cellulose ether MHEC ka seretse sa samente ke karolo ea bohlokoa ka ho fetisisa ea ho boloka metsi le ho teteaneng, ho phaella moo, ka lebaka la ho sebelisana ha eona le tsamaiso ea samente, e tla boela e bapalle karolo e thusang ea ho kenya letsoho moeeng, ho lieha, ho ntlafatsa matla a ho tlamahane.

Thepa ea bohlokoa ka ho fetisisa eaCellulose ether MHEC seretseng ke ho boloka metsi.Cellulose ether MHEC e le motsoako oa bohlokoa hoo e batlang e le lihlahisoa tsohle tsa seretse, tšebeliso e kholo ea ho boloka metsi. Ka kakaretso, ho boloka metsi aCellulose ether MHEC e amana le viscosity ea eona, litekanyetso le boholo ba likaroloana.

Cellulose ether MHEC e le motenya, phello ea eona e teteaneng e amana le tekanyo ea etherification eaCellulose ether MHEC, boholo ba likaroloana, viscosity le tekanyo ea phetoho. Ka kakaretso, tekanyo e phahameng ea etherification le viscosity eaCellulose ether MHEC, ha likaroloana li le nyenyane, phello e totobetseng ea ho teteana. Ka ho lokisa litšobotsi tse ka holimo tsaMHEC, seretse se ka finyella ts'ebetso e nepahetseng ea ho phalla ha li-anti-vertical le viscosity e ntle ka ho fetisisa.

In Cellulose ether MHEC, ho kenngoa ha sehlopha sa alkyl ho fokotsa matla a holim'a metsi a nang le metsi a nang le metsiCellulose ether MHEC, e le horeCellulose ether MHEC e na le phello ea ho hohela seretse sa samente. Ka lebaka la phello ea bolo ea li-bubble, ts'ebetso ea kaho ea seretse e ntlafatsoa, ​​​​'me sekhahla sa tlhahiso ea seretse se eketseha ka ho kenngoa ha li-bubble. Ha e le hantle, moea o kenang o hloka ho laoloa. Ho kenngoa ha moea ho feteletseng ho tla ba le phello e mpe ho matla a seretse, hobane li-bubble tse kotsi li ka hlahisoa.

2.1Cellulose ether MHEC e tla liehisa ts'ebetso ea hydration ea samente, kahoo e liehe ho beha le ho thatafatsa ts'ebetso ea samente, 'me ka ho tšoanang e lelefatsa nako ea ho bula seretse, empa phello ena e mpe ho seretse libakeng tse batlang li bata. Khethong eaCellulose ether MHEC, e lokela ho thehoa boemong bo itseng ba khetho ea lihlahisoa tse loketseng. Phello ea ho khutlisa eaCellulose ether MHEC e lelefalitsoe haholo-holo ka ntlafatso ea tekanyo ea eona ea etherification, tekanyo ea phetoho le viscosity.

Holim'a moo,Cellulose ether MHEC e le ntho ea ketane e telele ea polymer, ka mor'a ho kopanya tsamaiso ea samente, tlas'a motheo oa ho boloka mongobo ka botlalo, e ka ntlafatsa ts'ebetso ea bond le substrate.

2.2 Thepa eaCellulose ether MHEC ka seretse haholo-holo kenyeletsa: ho boloka metsi, thickening, ho lelefatsa ho beha nako, khase permeability le ho ntlafatsa tensile bonding matla, joalo-joalo Thepa e boletsoeng ka holimo e bontšoa ka litšobotsi tsaMHEC ka boeona, e leng, viscosity, botsitso, dikahare tse sebetsang tsa karolo (chelete e kenyellelitsoeng), tekanyo ea phetoho ea etherification le ho tšoana ha eona, tekanyo ea phetoho le litaba tse kotsi, joalo-joalo.MHEC, Cellulose ether MHEC e nang le litšobotsi tsa eona e ka fana ka tshebetso e nepahetseng e lokela ho khethoa ho latela litlhoko tse khethehileng tsa lihlahisoa tse khethehileng tsa seretse bakeng sa tshebetso e itseng.

3. Litšobotsi tsaCellulose ether MHEC

Ka kakaretso, litaelo tsa lihlahisoa tse fanoeng keCellulose ether MHEC bahlahisi ba tla ba le matšoao a latelang: ponahalo, viscosity, degree substitution degree, fineness, content content (ho hloeka), mongobo, tšimo e khothalletsoang le litekanyetso. Matšoao ana a tshebetso a ka bontsha karolo ya karolo yaCellulose ether MHEC, empa papisong le khethong eaCellulose ether MHEC, e boetse e lokela ho hlahloba sebopeho sa eona sa lik'hemik'hale, tekanyo ea phetoho, tekanyo ea etherification, litaba tsa NaCl, boleng ba DS le likarolo tse ling.

NkaKimacell MHECSetšoantšo sa MH60M tlhahiso ea lihlahisoa mohlala. Taba ea pele, MH e bontša hore sebopeho ke methyl hydroxyethylCellulose ether MHEC, viscosity (Hoppler mokhoa determination) ke 60000 Mpa. s, . Ho phaella moo, ntle le tlhaloso ea ponahalo ea sehlahisoa, viscosity, boholo ba likaroloana, ho na le matšoao a latelang: lik'hemik'hale tsa methyl hydroxyethyl.Cellulose ether MHEC, ka mor'a phetoho ea tekanyo e tlaase; Tekanyo e itekanetseng ea etherification; Mongobo oa 6% kapa ka tlase; Litaba tsa NaCl tsa 1.5% kapa ka tlase; Lintho tse sebetsang hantle> 92.5%, boima bo hlephileng 300 g/L joalo-joalo.

3.1Cellulose ether MHEC viscosity

The viscosity eaCellulose ether MHEC e ama ho bolokoa ha metsi, ho teteana, ho lieha le likarolo tse ling, ka hona, ke sesupo sa bohlokoa sa tlhahlobo le khetho eaCellulose ether MHEC.

Pele ho buisana ka viscosity eaCellulose ether MHEC, ho lokela ho hlokomeloa hore ho na le mekhoa e mene e sebelisoang hangata ea ho hlahloba viscosity eaCellulose ether MHEC: Brookfield, Hakke, Hoppler le mokhoa oa rotary viscometer. Lisebelisoa, mahloriso a tharollo le tikoloho ea teko e sebelisoang ke mekhoa e mene e fapane, kahoo liphello tse tšoanangMHEC tharollo lekoa ke mekhoa e mene le tsona li fapane. Esita le bakeng sa tharollo e tšoanang, ho sebelisa mokhoa o tšoanang, tlas'a maemo a fapaneng a tikoloho, viscosity

Liphello le tsona li ile tsa fapana. Ka hona, ha u hlalosa viscosity ea aCellulose ether MHEC, hoa hlokahala ho bonts'a mofuta oa mokhoa oa ho hlahloba, ho tsepamisa mohopolo oa tharollo, rotor, lebelo, mocheso le mocheso oa mongobo le maemo a mang a tikoloho ka nako e le 'ngoe, boleng ba viscosity bo bohlokoa. E re feela, “Viscosity ea ntho e itseng ke efeMHEC?”

Ha e utloahale.

NkaKimacell MHEC sehlahisoa MH100M e le mohlala. Ho bontšitsoe bukeng ea lihlahisoa hore "boleng ba viscosity bo khethiloeng ke mokhoa oa Hoppler ke 100000 Mpa.s". Joalo ka mokhoa o lumellanang, litlhaloso li boetse li fana ka hore "Brookfikhale RV, 20 RPM, 1.0 %,20℃,20°GH, boleng ba viscosity bo lekiloeng ke 4100 ~ 5500 Mpa. s”.

3.2 Ho tsitsa ha lihlahisoa tsaCellulose ether MHEC

Cellulose ether MHEC Hoa tsebahala hore e ka hlaseloa ke khoholeho ea mobu ke hlobo ea cellulose. Hlobo khoholehong eaCellulose ether MHEC, tlhaselo ea pele ha e na etherizedCellulose ether MHEC yuniti ea tsoekere, joalo ka ketane e otlolohileng, hang ha yuniti ea tsoekere e senyehile, ketane eohle ea molek'hule e khaotsoe, viscosity ea sehlahisoa e tla theoha haholo. Kamora hore yuniti ea tsoekere e hlahisoe, hlobo ha ho bonolo ho senya ketane ea limolek'hule, ka hona, tekanyo ea etherification substitution degree (DS value) e phahame.Cellulose ether MHEC, botsitso ba eona bo tla ba bo phahameng.

Ho nkaKimacell MHEC sehlahisoa MH100M mohlala, tlhahiso ea sehlahisoa e bontša ka ho hlaka hore boleng ba DS ke 1.70 (bakeng sa ho qhibiliha ha metsi.MHEC, boleng ba DS bo ka tlase ho 2), e leng se bontšang hore sehlahisoa se na le botsitso bo phahameng ba sehlahisoa.

3.3 Likahare tsa karolo tse sebetsang tsaCellulose ether MHEC

E phahameng litaba tsa likarolo tse sebetsang hoCellulose ether MHEC, ts'ebetso ea theko e phahameng ea sehlahisoa, e le ho fumana liphello tse molemo tlas'a litekanyetso tse tšoanang. Karolo e sebetsang eaCellulose ether MHEC is Cellulose ether MHEC molek'hule, e leng ntho e phelang, kahoo ha ho hlahlojoa litaba tse sebetsang hantle tsaCellulose ether MHEC, e ka bontšoa ka tsela e sa tobang ke boleng ba molora ka mor'a calcination. Ka kakaretso, boleng bo phahameng ba molora bo amahanngoa le ntho e tlaase e sebetsang. Tlhalosong ea sehlahisoa saKimacell MHEC, motsoako o sebetsang oa lihlahisoa tse akaretsang o ka holimo ho 92%.

3.4 likahare tsa NaCl hoCellulose ether MHEC

NaCl ke sehlahisoa se ke keng sa qojoa tlhahisong eaCellulose ether MHEC, eo ka kakaretso e hlokang ho tlosoa ka ho hlatsoa hangata. Linako tse ngata tsa ho hlatsoa, ​​​​masala a NaCl a fokotseha. NaCl e tsejoa e le kotsi ho senya litšepe le mesh ea terata, joalo-joalo, le hoja ho hlatsoa khafetsa ha NaCl ho ka eketsa litšenyehelo tsa ho hloekisa likhoerekhoere,MHEC lihlahisoa tse nang le litaba tse tlase tsa NaCl li lokela ho khethoa ka hohle kamoo ho ka khonehang. Likahare tsa NaCl tsaKimacell MHEC lihlahisoa ka kakaretso li laoloa ka tlase ho 1.5%, e leng sehlahisoa se nang le litaba tse tlaase tsa NaCl.

4. Molao-motheo oa ho khethaCellulose ether MHEC bakeng sa lihlahisoa tse fapaneng tsa seretse

Nakong ea tšebeliso ea lihlahisoa tsa seretseCellulose ether MHEC, pele e lokela ho ipapisa le tlhaloso ea bukana ea sehlahisoa, ba ikhethele matšoao a bona a ts'ebetso, joalo ka viscosity, degree ea etherification substitution, litaba tse sebetsang hantle, litaba tsa NaCl joalo-joalo) ho bapisa hantle.Cellulose ether MHEC ho latela lihlahisoa tsa seretse sa konkreite le litlhoko tsa ts'ebetso, ts'ebeliso e kopaneng ea ts'ebetso e khethiloeng e fihlela litlhoko tsa mefuta e mengata ea boleng bo holimoMHEC.

Ho ea ka litlhoko tse lumellanang tsa lihlahisoa tse fapaneng tsa seretse, tse latelang li hlahisa melao-motheo e lumellanang ea ho khetha e loketsengMHEC.

4.1 Sistimi e tšesaane ea ho lila

Nka mokhoa o mosesaane oa ho lila ka seretse e le mohlala, hobane seretse sa plastering se kopana ka ho toba le tikoloho e ka ntle, tahlehelo ea metsi a holim'a metsi e potlakile, kahoo e hloka tekanyo e phahameng ea ho boloka metsi. Haholo-holo kahong ea lehlabula, seretse se hlokeha ho khona ho boloka mongobo mocheso o phahameng.MHEC ka tekanyo e phahameng ea ho boloka metsi e hlokahalang ho khethoa, e ka nkoang ka botlalo ho tloha likarolong tse tharo: viscosity, boholo ba likaroloana le palo ea ho eketsa. Ka kakaretso,MHEC ka viscosity e phahameng e lokela ho khethoa tlas'a maemo a tšoanang, 'me viscosity ha ea lokela ho ba holimo haholo ho nahanoa ka litlhoko tsa kaho. Ka hona, theMHEC e lokela ho khethoa ka sekhahla se phahameng sa ho boloka metsi le viscosity e tlase.Kimacell MHEC lihlahisoa, MH60M 'me tse ling li ka khothaletsoa bakeng sa litsamaiso tsa ho kopanya samente tse tšesaane.

4.2 Seretse sa samente se polasterang

Plastering seretse hloka e ntle tšoanang seretse, plastering ho bonolo ho evenly a tlotsitsoeng, 'me hloka e ntle paatse phallo khanyetso, ho pompa bokgoni le fluidity le workability ba batlang e phahame. Ka hona,MHEC ka viscosity e tlase le ho hasana ka potlako le nts'etsopele e tsitsitseng (likaroloana tse nyane) ka seretseng sa samente ho khethoa, joalo kaKimacellSetšoantšo sa MH60M le MH100M lia khothaletsoa.

4.3 Thaelesekgomaretsi

Kahong ea lithaele tsa ceramicsekgomaretsi, e le ho netefatsa polokeho le katleho, ho hlokahala ka ho khetheha hore nako ea ho bula ea seretse e be telele, ts'ebetso e khahlanong le li-slide e molemo, 'me ho na le maqhama a matle pakeng tsa thepa ea motheo le tile ea ceramic. Ka hona, sekhomaretsi sa tile ea ceramic se phahame ho fetaMHEC tlhokeho. LeMHEC Sekhomaretsing sa tile ea ceramic hangata se na le litekanyetso tse phahameng haholo. Khethong eaMHEC, ho fihlela litlhoko tsa nako e telele ea ho bula,MHEC ka boeona e lokela ho ba le tekanyo e phahameng ea ho boloka metsi, e hlokang viscosity e loketseng, palo ea ho eketsa le boholo ba likaroloana. Bakeng sa ho kopana le ts'ebetso e ntle ea anti-sliding,MHEC's good thickening effect ea hlokahala ho etsa hore seretse se otlolohileng sa phallo e be matla. The thickening e na le litlhoko tse itseng ka viscosity, tekanyo ea etherification le boholo ba likaroloana. Ka hona,MHEC e lokelang ho nahanoa e lokela ho finyella litlhoko tsa viscosity, tekanyo ea etherification le boholo ba likaroloana ka nako e le 'ngoe. E kgothaletswa ho sebelisaKimacell MHECSetšoantšo sa MH100M, MH60M le MH100MS, joalo-joalo (Sekhahla sa ho boloka metsi sa ho ntša vacuum le mokhoa oa ho sefa se lekantsoe hore se ka holimo ho 95%).

Ho hanela sekhomaretsi sa tile se thellang, se hlokaMHEC e nang le ts'ebetso e ntle haholo ea anti-vertical phallo e lokelang ho ba motenya, e le hore e fetoloe haholoMHEC e ka khethoa. Ka mohlala,MHECMH100M of Kimacell e ka buelloa (sehlahisoa sena se fetotsoe haholo).

4.4 Seretse sa fatše se ikemetseng

Seretse sa ho ikemela se na le litlhoko tse phahameng mabapi le ts'ebetso ea boemo, kahoo ho loketse ho khethaCellulose ether MHEC lihlahisoa tse nang le viscosity e tlase. Hobane ho ipeha maemong ho hloka seretse se tsoakiloeng ka mokhoa o lekanang hore se khone ho ikemela fatše, se hloka metsi le ho pompa, kahoo karo-karolelano ea metsi e kholo. E le ho thibela mali,MHEC ho hlokahala ho laola ho bolokoa ha metsi holim'a metsi le ho fana ka viscosity ho thibela pula. H300P2 le H20P2 eaKimacell lia khothaletsoa.

4.5 Ho beha seretse

Ka lebaka la ho kopana ka ho toba le bokaholimo ba masonry, seretse sa masonry hangata ke kaho e teteaneng ea lera, e hlokang hore seretse se be le ts'ebetso e phahameng le ho boloka metsi, empa hape le ho netefatsa matla a tlamang ka masonry, ho ntlafatsa kaho, ho ntlafatsa ts'ebetso. Ka hona, khetho eaMHEC e lokela ho khona ho thusa seretse ho ntlafatsa ts'ebetso ea tse ka holimo,Cellulose ether MHEC viscosity ha e phahame haholo, ho na le palo e itseng ea ho boloka metsi, e khothalletsoang ho e sebelisaMHECMH100M, MH60M,MH6M, joalo-joalo.

4.6 Thermal insulation slurry

Thermal insulation slurry e sebelisoa haholo-holo ka letsoho. Ka hona, theMHEC e khethiloeng e hlokahala ho fana ka seretse kaho e ntle, ts'ebetso e ntle ea ts'ebetso le ho boloka metsi hantle, le hoMHEC e lokela ho ba le litšoaneleho tsa viscosity e phahameng le ho kenella moeeng o phahameng. Ka lebaka la litšobotsi tse ka holimo, ho kgothaletswa ho e sebelisaKimacellSetšoantšo sa MH100M, MH60M le lihlahisoa tse ling tse nang le sekhahla se phahameng sa ho boloka metsi, viscosity e phahameng le ts'ebetso e ntle ea ho kenya moea.

5 sephetho

Cellulose ether MHEC ka seretseng sa samente ke karolo ea ho boloka metsi, ho tenya, ho kenya moea, ho lieha le ho ntlafatsa matla a maqhama..