Focus on Cellulose ethers

HPMC ka Kaho

HPMC ka Kaho

Hydroxypropyl methyl cellulose HPMC ke cellulose ea tlhaho ea polymer e le thepa e tala, ka letoto la ts'ebetso ea lik'hemik'hale mme e entsoe ka ether e seng ea ionic cellulose.Ke phofo e tsoeu e sa nkheng, e sa latsoeheng, e se nang chefo e atolohang ho ba motsoako o hlakileng kapa oa maru hanyenyane metsing a batang.Ka ho tiisa, ho khomarela, ho hasana, emulsification, sebopeho sa filimi, ho emisoa, adsorption, gel, mosebetsi oa holim'a metsi, ho boloka mongobo le tšireletso ea colloidal, joalo-joalo Hydroxypropyl methyl cellulose HPMC, methyl cellulose MC e ka sebelisoa ka thepa ea mohaho, indasteri ea ho roala, resin ea maiketsetso, indasteri ea ceramic, meriana, lijo, masela, temo, lik'hemik'hale tsa letsatsi le letsatsi le liindasteri tse ling.

Chemical equation:
[C6H7O2(OH) 3-MN (OCH3) M (OCH2CH(OH)CH3) N] X

Thepa ea HPMC e sebelisitsoeng kahong
1. Ho boloka metsi
Hydroxypropyl methyl cellulose HPMC bakeng sa kaho e thibela ho monngoa ho feteletseng ha metsi ke substrate, 'me metsi a lokela ho bolokoa ka har'a plaster ka hohle kamoo ho ka khonehang nakong ea ho phethoa ha gypsum solidification.Thepa ena e tsejoa e le ho boloka metsi, 'me e lekana le viscosity ea moaho o khethehileng oa hydroxypropyl methyl cellulose HPMC tharollo ka har'a stucco, ho phahamisa viscosity ea tharollo, ho phahamisa matla a ho boloka metsi.
Hang ha metsi a ntse a eketseha, matla a ho boloka metsi a fokotseha, hobane metsi a ntseng a eketseha a ile a hlapolla kaho ea hydroxypropyl methyl cellulose HPMC tharollo, e leng se bakang ho fokotseha ha viscosity.
2. Ho hanyetsa ho sag
Stucco e hanyetsanang le ho phalla le ho fanyeha e lumella sehahi hore se sebelise seaparo se teteaneng ntle le phallo e otlolohileng, e leng se bolelang hape hore stucco ka boeona ke thixotropic, ho seng joalo e thellela fatše nakong ea kaho.
3. Fokotsa viscosity, kaho e bonolo
Ka ho kenyelletsa mefuta e fapaneng ea meaho e khethehileng ea hydroxypropyl methyl cellulose lihlahisoa tsa HPMC, viscosity e tlase le kaho e bonolo e ka fumanoa ho plaster ea gypsum, ho sebelisoa moaho o tlase oa viscosity o inehetseng hydroxypropyl methyl cellulose HPMC, viscosity e batlang e fokola le kaho e bonolo, leha ho le joalo, moaho o tlase oa viscosity o inehetseng. hydroxypropyl methyl cellulose Bokhoni ba ho boloka metsi ba HPMC bo fokola, bo hloka ho phahamisa palo e eketsehileng.
4. Sekhahla sa kholo ea bokhoni ba stucco
Bakeng sa palo e tsitsitseng ea seretse se omeletseng, ho na le chelete e ngata ho hlahisa molumo o phahameng oa seretse se metsi, se ka finyelloang ka ho eketsa metsi le li-bubble.Empa metsi a mangata le li-bubble li ka senya matla.

Kopo ea HPMC linthong tsa kaho:
1.Ceramic tile sekhomaretsi
(1) Ho bonolo ho omisa metsoako ea ho kopanya, e ke ke ea hlahisa li-clumps, ho ntlafatsa lebelo la kopo, ho ntlafatsa ts'ebetso ea kaho, ho boloka nako ea ho sebetsa, ho fokotsa litšenyehelo tsa mosebetsi.
(2) Ka ho lelefatsa nako ea ho bula, ntlafatsa katleho ea lithaele, le ho fana ka phello e ntle ea ho khomarela.

2. Samente e thehiloeng samente
(1) Ntlafatsa ho ts'oana, etsa hore seretse se be bonolo haholoanyane ho roala, ka nako e ts'oanang u ntlafatse anti-hanging, u ntlafatse metsi le ho pompa, u ntlafatse ts'ebetso ea mosebetsi.
(2) Ho boloka metsi a mangata, ho lelefatsa nako ea ho beoa ha seretse, ho ntlafatsa ts'ebetso ea ts'ebetso, ho thusa ho kenya metsi le ho tiisa seretse ho hlahisa matla a phahameng a mochini.
(3) Laola ho kenngoa ha moea, e le ho felisa mapetsong holim'a ho roala, ho etsa sebaka se setle sa boreleli.

3. Gypsum base plaster le gypsum e fana ka lihlahisoa
(1) Ntlafatsa ho ts'oana, etsa hore seretse se be bonolo haholoanyane ho roala, ka nako e ts'oanang u ntlafatse anti-hanging, u ntlafatse metsi le ho pompa, u ntlafatse ts'ebetso ea mosebetsi.
(2) Ho boloka metsi a mangata, ho lelefatsa nako ea ho beoa ha seretse, ho ntlafatsa ts'ebetso ea ts'ebetso, ho thusa ho kenya metsi le ho tiisa seretse ho hlahisa matla a phahameng a mochini.
(3) Laola ho lumellana ha seretse se ts'oanang, ho thehoa ha seaparo se setle sa holim'a metsi.

4. Seretse sa masonry
(1) Ntlafatsa viscosity ea bokaholimo ba masonry, ntlafatsa ho boloka metsi, ntlafatsa matla a seretse.
(2) Ntlafatsa lubricity le polasetiki, ntlafatsa kaho;Seretse se ntlafalitsoeng ke cellulose ether se bonolo ho hahoa, se boloka nako ea kaho mme se fokotsa litšenyehelo tsa kaho.
(3) cellulose ether, haholo-holo ho boloka metsi a mangata, e loketse setene se nang le metsi a mangata.

5. Plate joint filler
(1) Ho boloka metsi hantle, ho lelefatsa nako ea ho bula, ho ntlafatsa katleho ea mosebetsi.Lubricant e phahameng, ho bonolo ho e kopanya.
(2) Thepa e khahlanong le shrinkage le anti-cracking e ile ea ntlafatsoa 'me boleng ba bokaholimo ba ho roala bo ile ba ntlafatsoa.
(3) Ntlafatsa ho khomarela ha bokaholimo bo tlanngoeng, ho fana ka mokhoa o boreleli, o boreleli.

6.Self leveling fatše lisebelisoa
(1) fana ka viscosity, e ka sebelisoa e le anti-settlement AIDS.
(2) Ntlafatsa ho pompa metsi, ho ntlafatsa bokhoni ba ho betla fatše.
(3) Laola ho boloka metsi le ho fokotseha, fokotsa ho phunyeha le ho phunyeha ha mobu.

7.Metsi a thehiloeng pente le liphahlo
(1) Thibela pula e matla, lelefatsa nako ea sejana sa sehlahisoa.
(2)Botsitso bo phahameng ba likokoana-hloko le ho lumellana ho babatsehang le likarolo tse ling.
(3) Ntlafatsa mokelikeli, fana ka anti-splash e ntle, anti-drop le khanyetso ea phallo, etsa bonnete ba hore sephetho se setle sa bokaholimo.

8.Wallpaper phofo
(1)ka potlako ho qhibiliha ntle le likotola, tse molemo bakeng sa ho kopanya.
(2) e fana ka matla a phahameng a tlamo.

9.Extrusion ho bopa poleiti ea samente
(1) e na le momahano e phahameng le mafura, e ntlafatsa ts'ebetso ea lihlahisoa tsa extrusion.
(2) Ntlafatsa matla a botala, ho khothaletsa phello ea pholiso ea hydration, eketsa chai ea sehlahisoa se felileng.

10.seretse sa premixed
ka premixed seretse ho boloka metsi ho molemo ho feta lihlahisoa tse tloaelehileng, ho etsa bonnete ba hydration e feletseng ea inorganic cementitious thepa, haholo thibela ho omisa ka potlako haholo bakoang ke ho fokotsa matla a tlamo, le ho omisa shrinkage bakoang ke ho petsoha.HPMC e boetse e na le phello e itseng ea ho kenya moea, premixed seretse lihlahisoa tse khethehileng tsa HPMC, moea o kenang ka tekanyo e nepahetseng, junifomo le li-bubble tse nyenyane, li ka ntlafatsa matla le khanya ea seretse sa premixed.Lihlahisoa tse khethehileng tsa seretse sa premixed HPMC li na le phello e itseng e liehang, li ka lelefatsa nako ea ho bula seretse se entsoeng ka premixed, sa fokotsa bothata ba ho haha.


Nako ea poso: Dec-23-2023
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