Xanthan gum, eo hape e tsejoang e le Hanseum gum, ke mofuta oa exopolysaccharide ea likokoana-hloko e hlahisoang ke Xanthomnas campestris ka boenjiniere ba ho belisoa ka ho sebelisa lik'habohaedreite e le eona ntho e ka sehloohong e tala (e kang starch ea poone).E na le rheology e ikhethang, ho qhibiliha ha metsi hantle, mocheso le botsitso ba acid-base, 'me e na le tšebelisano e ntle le mefuta e mengata ea letsoai, e le ntho e teteaneng, e emisang, emulsifier, stabilizer, e ka sebelisoa haholo lijong, petroleum, meriana le tse ling. liindasteri tse fetang 20, hajoale ke sekala se seholo ka ho fetisisa lefatšeng sa tlhahiso ebile se sebelisoa haholo ke microbial polysaccharide.
Thepa:Xanthan gum ke phofo e mosehla ho isa ho e tšoeu, e nkhang hanyenyane.E qhibiliha metsing a batang le a chesang, tharollo e sa nke lehlakore, e hanyetsanang le leqhoa le ho qhibiliha, ha e qhibilihe ka ethanol.E hasana ka metsi ebe e emulsifying ho hydrophilic viscous colloid e tsitsitseng.
Kopo:Ka rheology ea eona e ikhethang, ho qhibiliha ha metsi hantle, le botsitso bo ikhethang tlas'a mocheso le maemo a acid-base, xanthan gum e fetohile karolo ea bohlokoa mefuteng e mengata ea likopo.E le ntho e etsang hore e be motenya, e emiseng, e emulsifier le e tsitsitseng, e fumane tsela ea eona ea ho kena liindastering tse fetang 20, tse akarelletsang lijo, petroleum, meriana le tse ling tse ngata.
Indasteri ea lijo e bile e 'ngoe ea ba ruileng molemo ka ho fetisisa ba matla a makatsang a xanthan gum.Bokhoni ba eona ba ho ntlafatsa sebopeho le botsitso ba lihlahisoa tsa lijo bo entse hore e be khetho e tsebahalang har'a bahlahisi.Ebang e ka har'a li-sauces, li-dressings, kapa li-bakery, xanthan gum e etsa hore molomo o be boreleli le o ipiletsang.Ho lumellana ha eona le matsoai a sa tšoaneng ho tlatsetsa le ho feta hore e be le mekhoa e mengata ea ho pheha lijo.
Indastering ea petroleum, xanthan gum e bapala karolo ea bohlokoa ho cheka le ho pshatla maro.Thepa ea eona e ikhethang ea rheological e etsa hore e be motsoako o loketseng, o ntlafatsa viscosity ea mokelikeli le botsitso.Ho feta moo, e sebetsa e le moemeli oa ho laola ho hloekisa, ho fokotsa ho thehoa ha likuku tsa filter nakong ea ho cheka.Bokhoni ba eona ba ho sebetsa tlas'a mocheso o feteletseng le maemo a khatello e entse hore e be khetho e ratoang har'a litsebi tsa oli.
Lefapha la tsa bongaka le lona le rua molemo haholo ho tsoa linthong tse ikhethang tsa xanthan gum.Boitšoaro ba eona ba rheological bo lumella tokollo ea lithethefatsi e laoloang, e etsa hore e be motsoako o loketseng mefuteng ea meriana.Ho feta moo, biocompatibility le biodegradability ea eona e etsa hore e tšoanelehe bakeng sa lits'ebetso tse fapaneng tsa bongaka joalo ka maqeba a maqeba le litsamaiso tse laoloang tsa phepelo ea lithethefatsi.
Ka ntle ho liindasteri tse boletsoeng ka holimo, xanthan gum e kena likarolong tse ling tse ngata, ho kenyeletsa le indasteri ea lik'hemik'hale ea letsatsi le letsatsi.Ho tloha ho sesepa sa meno ho ea ho li-shampoo, xanthan gum e kenya letsoho mofuteng o lakatsehang le botsitso ba lihlahisoa tsena.
Tšebeliso ea khoebo ea xanthan gum ha e bapisoa le li-polysaccharides tse ling tse nyenyane.Mefuta e mengata ea ts'ebeliso ea eona le thepa e ikhethang e entse hore e be motsoako oa ho ea ho bahlahisi ba se nang palo.Ha ho na li-polysaccharide tse ling tsa microbial tse ka ts'oanang le ho feto-fetoha ha eona le katleho ea eona.
Ho paka: 25kg / mokotla
Polokelo:Xanthan gum e ka sebelisoa haholo ho rala oli, lik'hemik'hale, lijo, meriana, temo, dae, lirafshoa, pampiri, masela, litlolo, tlhahiso ea kaho le ho phatloha le liindasteri tse ling tse fetang 20 ka mefuta e ka bang 100 ea lihlahisoa.E le ho nolofatsa polokelo le lipalangoang, hangata e etsoa lihlahisoa tse omeletseng.Ho omisa ha eona ho na le mekhoa e fapaneng ea kalafo: ho omisa ka vacuum, ho omisa meropa, ho omisa ka spray, ho omisa bethe ka metsi le ho omisa moea.Hobane ke ntho e sa utloisiseng mocheso, e ke ke ea mamella phekolo ea mocheso o phahameng ka nako e telele, kahoo tšebeliso ea ho omisa ka spray e tla etsa hore e se ke ea qhibiliha.Le hoja ts'ebetso ea mocheso oa ho omisa meropa e phahame, mohaho oa mochine o rarahane haholoanyane, 'me ho thata ho o finyella bakeng sa tlhahiso e kholo ea indasteri.Ho omisa bethe e nang le metsi a nang le likarolo tse sa sebetseng, ka lebaka la mocheso o matlafalitsoeng le phetisetso ea bongata le mesebetsi ea ho sila le ho senya, nako ea ho boloka thepa le eona e khutšoanyane, kahoo e loketse ho omisa lisebelisoa tsa viscous tse thibelang mocheso joaloka xanthan gum.
Litlhokomelo bakeng sa tšebeliso:
1. Ha u lokisetsa tharollo ea xanthan gum, haeba ho hasana ho sa lekana, ho tla hlaha maqeba.Ntle le ho hlohlelletsa ka ho feletseng, e ka kopanngoa pele le lisebelisoa tse ling tse tala, ebe e kenngoa metsing ha e ntse e hlohlelletsa.Haeba ho ntse ho le thata ho qhalakanya, motsoako oa motsoako o nang le metsi o ka kenyelletsoa, joalo ka tekanyo e nyenyane ea ethanol.
2. Xanthan gum ke anionic polysaccharide, e ka sebelisoang hammoho le lintho tse ling tsa anionic kapa tse seng tsa ionic, empa e ke ke ea lumellana le lintho tsa cationic.Tharollo ea eona e na le ts'ebelisano e ntle haholo le botsitso ho matsoai a mangata.Ho eketsa li-electrolyte tse kang sodium chloride le potassium chloride ho ka ntlafatsa viscosity le botsitso ba eona.Calcium, magnesium le matsoai a mang a bivalent a bontšitse liphello tse tšoanang ho viscosity ea bona.Ha motsoako oa letsoai o phahame ho feta 0.1%, viscosity e nepahetseng e fihla.Letsoai le phahameng haholo ha le ntlafatse botsitso ba tharollo ea xanthan gum, leha e le hore le ama rheology ea eona, feela pH> Ka hora ea 10 (lihlahisoa tsa lijo li hlaha ka seoelo), letsoai la tšepe la bivalent le bontša tšekamelo ea ho etsa li-gel.Tlas'a maemo a acidic kapa a sa nke lehlakore, matsoai a eona a tšepe a trivalent joalo ka aluminium kapa tšepe a etsa li-gel.Lintho tse phahameng tsa letsoai la tšepe la monovalent li thibela gelation.
3. Xanthan gum e ka kopanngoa le li-thickeners tse ngata tsa khoebo, tse kang li-cellulose derivatives, starch, pectin, dextrin, alginate, carrageenan, joalo-joalo Ha e kopantsoe le galactomannan, e na le phello ea synergistic ho eketsa viscosity.
Qetellong, xanthan gum ke mohlolo oa sebele oa saense ea kajeno.Bokhoni ba eona bo ikhethang joalo ka ntho e tiisang matla, ho emisoa, emulsifier, le stabilizer e fetotse tsela eo liindasteri tse fapaneng li sebetsang ka eona.Ho tloha lijong tseo re li jang ho ea ho meriana eo re itšetlehileng ka eona, phello ea xanthan gum e ke ke ea latoloa.Botumo ba eona ba khoebo le ts'ebeliso e pharaletseng e etsa hore e be matla a 'nete lefatšeng la metsoako.Amohela boselamose ba xanthan gum 'me u notlolle bokhoni ba eona lihlahisoa tsa hau kajeno.
Nako ea poso: Jul-03-2023