01.Hydroxyethyl Cellulose
Joalo ka sesebelisuoa se seng sa ionic, hydroxyethyl cellulose ha e na feela mesebetsi ea ho emisa, ho tenya, ho qhalakanya, ho phaphamala, ho kopanya, ho etsa filimi, ho boloka metsi le ho fana ka colloid e sireletsang, empa hape e na le thepa e latelang:
1. HEC e qhibiliha ka metsing a chesang kapa a batang, 'me ha e na mocheso o phahameng kapa o belang, e le hore e be le mefuta e mengata ea ho qhibiliha le litšoaneleho tsa viscosity, le gelation e sa chesang;
2. Ha ho bapisoa le methyl cellulose e tsejoang le hydroxypropyl methyl cellulose, bokhoni ba ho qhala ba HEC bo bobe ka ho fetisisa, empa colloid e sireletsang e na le matla a matla ka ho fetisisa.
3. Matla a ho boloka metsi a phahame ka makhetlo a mabeli ho feta a methyl cellulose, 'me a na le taolo e ntle ea ho phalla.
Litlhokomelo ha u sebelisa:
Kaha hydroxyethyl cellulose e entsoeng ka holimo ke phofo kapa cellulose e tiileng, ho bonolo ho sebetsana le ho qhibiliha ka metsing hafeela litaba tse latelang li hlokomeloa.
1. Pele le ka mor'a ho eketsa hydroxyethyl cellulose, e tlameha ho tsosoa ka ho tsoelang pele ho fihlela tharollo e hlakile ka ho feletseng le e hlakileng.
2. E tlameha ho sefshoa ka har'a moqomo oa ho kopanya butle-butle. U se ke ua eketsa ka ho toba cellulose ea hydroxyethyl e entsoeng ka makukuno kapa libolo ka har'a moqomo oa ho kopanya ka bongata kapa ka ho toba.
3. Mocheso oa metsi le pH ea metsi li na le kamano e kholo le ho qhibiliha ha hydroxyethyl cellulose, kahoo tlhokomelo e khethehileng e lokela ho lefshoa ho eona.
4. Le ka mohla u se ke ua eketsa lintho tse ling tsa alkaline motsoako pele hohydroxyethyl cellulosephofo e futhumatsoa ke metsi. Ho phahamisa boleng ba PH kamora ho futhumala hoa thusa bakeng sa ho qhibiliha.
Tšebeliso ea HEC:
1. Ka kakaretso e sebelisoa e le setsi sa thickening, moemeli oa tšireletso, sekhomaretsi, stabilizer le addititive bakeng sa ho lokisetsa emulsion, gel, mafura, lotion, moemeli oa ho hloekisa mahlo, suppository le tablet, e sebelisoang hape e le gel ea hydrophilic, lisebelisoa tsa skeleton, ho lokisetsa skeleton litokisetso tsa ho lokolloa ka mokhoa o tsitsitseng, hape li ka sebelisoa e le stabilizer lijong.
2. E sebelisoa e le sesebelisoa sa boholo indastering ea masela, bonding, thickening, emulsifying, stabilizing le tse ling tse thusang likarolong tsa elektronike le indasteri e bobebe.
3. E sebelisoa e le sethibelo se teteaneng le se sefang bakeng sa mokelikeli oa ho cheka o thehiloeng metsing le mokelikeli o phethoang, 'me e na le phello e hlakileng ea ho teteana ha metsi a cheka metsi a letsoai. E ka boela ea sebelisoa e le moemeli oa ho laola tahlehelo ea mokelikeli bakeng sa samente ea seliba sa oli. E ka kopanngoa le li-ion tsa tšepe tse polyvalent ho etsa li-gel.
5. Sehlahisoa sena se sebelisoa e le dispersant bakeng sa metsi-based gel fracturing fluids, polystyrene le polyvinyl chloride tlhahiso ea oli ea fracturing. E ka boela ea sebelisoa e le emulsion thickener indastering ea pente, mochini o thibelang mongobo indastering ea elektroniki, samente coagulation inhibitor le moemeli oa ho boloka mongobo indastering ea kaho. Li-glazing le li-adhesives tsa meno bakeng sa indasteri ea ceramic. E boetse e sebelisoa haholo ho hatisa le ho daea, masela, ho etsa pampiri, meriana, bohloeki, lijo, lisakerete, chefo e bolaeang likokoanyana le lintho tse timang mollo.
02.Hydroxypropyl Methyl Cellulose
1. Indasteri ea ho roala: Joaloka motenya, ea dispersant le stabilizer indastering ea ho roala, e na le tumellano e ntle ea metsi kapa li-solvents tse phelang. joalo ka se tlosang pente.
2. Tlhahiso ea Ceramic: e sebelisoa haholo e le tlamahano ha ho etsoa lihlahisoa tsa ceramic.
3. Tse ling: Sehlahisoa sena se boetse se sebelisoa haholo indastering ea letlalo, lihlahisoa tsa pampiri, ho boloka litholoana le meroho le indasteri ea masela, joalo-joalo.
4. Khatiso ea enke: e le thickener, dispersant le stabilizer indastering ea enke, e na le tumellano e ntle ea metsi kapa li-solvents tsa manyolo.
5. Plastiki: e sebelisoa e le moemeli oa tokollo ea ho bōpa, softener, lubricant, joalo-joalo.
6. Polyvinyl chloride: E sebelisoa e le dispersant tlhahiso ea polyvinyl chloride, 'me ke moemeli ea ka sehloohong ea thusang bakeng sa ho lokisa PVC ka ho fanyeha polymerization.
7. Indasteri ea kaho: Joaloka moemeli oa ho boloka metsi le ho fokotsa seretse sa samente, seretse se na le pompo. E sebelisoa e le setlamo sa pente, gypsum, putty powder kapa lisebelisoa tse ling tsa mohaho ho ntlafatsa ho ata le ho lelefatsa nako ea ts'ebetso. E sebelisoa e le pente bakeng sa lithaele tsa ceramic, 'mabole, mokhabiso oa polasetiki, e le sehlahisoa sa pente, hape e ka fokotsa bongata ba samente. Ho boloka metsi a hydroxypropyl methylcelluloseHPMCe ka thibela slurry hore e se ke ea qhoma ka lebaka la ho omisa ka potlako ka mor'a kopo, le ho matlafatsa matla ka mor'a ho thatafala.
8. Indasteri ea meriana: lisebelisoa tsa ho roala; lisebelisoa tsa filimi; lisebelisoa tsa polymer tse laolang sekhahla bakeng sa litokisetso tsa tokollo e tsitsitseng; li-stabilizers; mahlahana a emisang; li-binders tsa letlapa; li-tackifiers.
Tlhaho:
1. Ponahalo: phofo e tšoeu kapa e tšoeu.
2. Boholo ba likaroloana; 100 mesh sekgahla se seholo ho feta 98.5%; Sekhahla sa ho feta sa 80 mesh ke 100%. Boholo ba likaroloana tsa litlhaloso tse khethehileng ke 40 ~ 60 mesh.
3. Mocheso oa carbonization: 280-300 ℃
4. Boima bo bonahalang: 0.25-0.70g / cm (hangata ho pota 0.5g / cm), matla a khoheli a khethehileng 1.26-1.31.
5. Mocheso oa ho fetola mebala: 190-200 ℃
6. Khatello ea sefahleho: 2% tharollo ea metsi ke 42-56dyn / cm.
7. Solubility: qhibilihang ka metsing le tse ling tse hlapollang, tse kang karolo e loketseng ea ethanol / metsi, propanol / metsi, joalo-joalo. Litharollo tse nang le metsi li sebetsa ka holim'a metsi. Ponaletso e phahameng le tshebetso e tsitsitseng. Litlhaloso tse fapaneng tsa lihlahisoa li na le mocheso o fapaneng oa li-gel, 'me solubility e fetoha ka viscosity. The viscosity e ka tlaase, e kholoanyane ea ho qhibiliha. Litlhaloso tse fapaneng tsa HPMC li na le thepa e fapaneng. Ho qhalana ha HPMC metsing ha ho amehe ke boleng ba pH.
8. Ka ho fokotseha ha lihlopha tsa sehlopha sa methoxy, ntlha ea gel e eketseha, ho qhibiliha ha metsi ho fokotseha, 'me mosebetsi oa holim'a metsi oa HPMC oa fokotseha.
9. HPMCe boetse e na le litšoaneleho tsa bokhoni ba ho teteka, ho hanyetsa letsoai, phofo e tlaase ea molora, botsitso ba pH, ho boloka metsi, botsitso ba dimensional, thepa e babatsehang ea ho etsa lifilimi, le mefuta e mengata ea ho hanyetsa li-enzyme, ho arohana le ho kopana.
Nako ea poso: Apr-26-2024