Focus on Cellulose ethers

Amavuta yo kwisiga hamwe na stabilisateur

01 Thickener

umubyimbaNyuma yo gushonga cyangwa gutatanyirizwa mumazi, irashobora kongera ubwiza bwamazi kandi ikagumya guhuza hydrophilique polymer yuzuye muri sisitemu. Imiterere ya molekile irimo amatsinda menshi ya hydrophilique, nka -0H, -NH2, -C00H, -COO, nibindi, bishobora kuvomera hamwe na molekile zamazi kugirango bibe igisubizo cya macromolecular. Inkoko zigira uruhare runini mu kwisiga, hamwe no kubyimba, kwigana, guhagarika, guhagarika no gukora indi mirimo.

02 Ihame ryibikorwa

Kubera ko amatsinda akora kumurongo wa polymer muri rusange ntabwo ari umwe, uburyo bwo kubyimba mubisanzwe ni uko umubyimba umwe ufite uburyo bwinshi bwo kubyimba.

Urunigi ruzunguruka: Nyuma ya polymer ishyizwe mumashanyarazi, iminyururu ya polymer iragoramye kandi ifatanye. Muri iki gihe, ubwiza bwigisubizo buriyongera. Nyuma yo kutabogama hamwe na amine ya alkali cyangwa organic, charge mbi ifite imbaraga zikomeye zo gukemura amazi, bigatuma urunigi rwa polymer rworoha kwaguka, bityo bikagera no kwiyongera kwijimye. .

Kuringaniza kwambukiranya umubyimbaKwambukiranya imipaka ni ugushyiramo ibihe bya monomers ikora ishobora gukora n'iminyururu ibiri ya polymer, igahuza polymers ebyiri hamwe, igahindura cyane imiterere ya polymer, kandi ikagira ubushobozi bwo guhagarika nyuma yo gushonga mumazi.

Kwiyongera kw'ishyirahamwe: Nubwoko bwa hydrophobique water-soluble polymer, ifite ibiranga ubwoko bwa surfactant. Ubwinshi bwa polymer mumazi byongera isano hagati ya molekile, kandi bigakorana nitsinda rya hydrophobique ya polymer imbere ya surfactant, bityo bigakora ubuso bukora Imvange ivanze ya agent hamwe na polymer hydrophobique, bityo bikongerera igisubizo ubukonje.

03Gushyira mubyimbye

Ukurikije ibishishwa byamazi, birashobora kugabanywamo: kubyimba amazi-gushonga hamwe na micropowder. Ukurikije inkomoko yabyimbye irashobora kugabanywamo: kubyimbye bisanzwe, kubyimbye. Ukurikije porogaramu, irashobora kugabanywamo: kubyimbye bishingiye kumazi, kubyibuha amavuta, kubyibuha aside, kubyimba alkaline.

Ibyiciro

icyiciro

izina ryibikoresho

amazi ashonga

Ibimera bisanzwe

Acide ya Hyaluronic, Acide Polyglutamic, Xanthan Gum, Starch, Guar Gum, Agar, Sclerotinia Gum, Sodium Alginate, Acacia Gum, Ifu ya Carrageen yamenetse, Gellan Gum.

Igice cya kabiri cyogukora

Sodium Carboxymethyl Cellulose, Propylene Glycol Alginate, Hydroxyethyl Cellulose, Sodium Carboxymethyl Starch, Hydroxypropyl Starch Ether, Sodium Starch Fosifate, Acetyl Distarch Fosifate, Fosifori Yitwa Fosifate, Hydroxylated Distarch Phosphate.

Organic Synthetic Thickener

Carbopol, polyethylene glycol, inzoga za polyvinyl

micronize

Micropowder Micropowder Thickener

Magnesium aluminium silikatike, silika, bentonite

Yahinduwe na Micropowder Micropowder Thickener

Yahinduwe na silika yahinduwe, steara ammonium chloride bentonite

Micro Thickener

microcrystalline selile

04Ibisanzwe

1. Amazi asanzwe yoroha

ibinyamisogweGel irashobora kubumbwa mumazi ashyushye, ikabikwa na enzymes mbere muri dextrin, hanyuma ikajya muri maltose, hanyuma amaherezo ikinjira muri glucose. Mu kwisiga, birashobora gukoreshwa nkigiceifu mbisiibikoresho mubikoresho byo kwisiga byamavuta hamwe nibisumizi muri rouge. n'ubunini.

xanthan gumIrashobora gushonga byoroshye mumazi akonje namazi ashyushye, ifite ion irwanya, kandi ifite pseudoplastique. Ubukonje buragabanuka ariko bushobora gukira mugihe cyo kogosha. Bikunze gukoreshwa nkibibyimbye mumaso ya masike yo mumaso, essence, tonier nibindi bikoresho byamazi. Uruhu rwumva neza kandi rwirinda ibirungo. Kurinda Amonium bikoreshwa hamwe.

Sclerotin100% gel isanzwe, igisubizo cya scleroglucan gifite ituze ryihariye kubushyuhe bwo hejuru, gifite akamaro gakomeye muburyo butandukanye bwa pH, kandi gifite kwihanganira cyane electrolytite zitandukanye mugisubizo. Ifite urugero rwo hejuru rwa pseudoplastique, kandi ubwiza bwumuti ntibuhinduka cyane hamwe no kuzamuka no kugabanuka kwubushyuhe. Ifite ingaruka zifatika hamwe nuruhu rwiza, kandi ikoreshwa kenshi mumaso yo mumaso.

Guar GumIrashobora gushonga rwose mumazi akonje kandi ashyushye, ariko ntashonga mumavuta, amavuta, hydrocarbone, ketone na esters. Irashobora gukwirakwizwa mumazi ashyushye cyangwa akonje kugirango ibe amazi meza, ubwiza bwumuti wamazi wa 1% ni 3 ~ 5Pa · s, kandi igisubizo muri rusange nticyemewe.

sodium alginateIyo pH = 6-9, viscosity iba itajegajega, kandi aside alginic irashobora gukora imvura igwa hamwe na calcium ion, kandi gel aside ya alginic irashobora kugwa mubidukikije.

karrageenanCarrageenan ifite ion nziza yo kurwanya kandi ntabwo ishobora kwangirika kwimisemburo nkibikomoka kuri selile.

2. Semi-synthique yamazi-yogushonga

MethylcelluloseMC, amazi yabyimbye mumuti usobanutse cyangwa uhindagurika gato ya colloidal. Kugira ngo ushonga methylcellulose, banza ubijugunye mumazi runaka mugihe ari munsi yubushyuhe bwa gel, hanyuma wongeremo amazi akonje.

HydroxypropylmethylcelluloseHPMC ni umubyimba utari ionic, wabyimbye mumuti usobanutse cyangwa uhindagurika gato mumazi akonje. Ifite uburyo bwiza bwo kongera ifuro no gutuza muri sisitemu yo koza amazi, itezimbere ubudahwema bwa sisitemu, kandi igira ingaruka zifatika hamwe na kondereti ya cationic, igatezimbere neza imikorere yo guhuza ibishanga, alkali irashobora kwihutisha umuvuduko wayo, kandi ikongerera gato viscosity, hydroxypropyl methylcellulose ihagaze neza kumunyu rusange, ariko mugihe ubwinshi bwumuti wumunyu mwinshi, ubwiza bwumuti wa hydroxypropyl methylcellulose bizagabanya imyumvire yo kwiyongera.

Sodium carboxymethyl ibinyamisogwe: CMC-Na, iyo urwego rwo gusimbuza rurenze 0.5, rushobora gushonga byoroshye mumazi kugirango rukore colloid iboneye; CMC ifite urwego rwo gusimbuza munsi ya 0.5 ntishobora gushonga mumazi, ariko irashobora gushonga mumuti wa alkaline. CMC ikunze kubaho muburyo bwa molekile nyinshi zegeranya mumazi, kandi ubwiza buri hejuru cyane. Mugihe ubushyuhe bwiyongera, ubukonje buragabanuka. Iyo pH ari 5-9, ubwiza bwigisubizo burahagaze; iyo pH iri munsi ya 3, hydrolysis ibaho mugihe imvura iguye; iyo pH irenze 10, ubukonje bugabanuka gato. Ubukonje bwumuti wa CMC nabwo buzagabanuka bitewe na mikorobe. Kwinjiza calcium ion mumuti wamazi wa CMC bizatera umuvurungano, kandi hiyongereyeho ioni zifite ibyuma byinshi cyane nka Fe3 + na Al3 + birashobora gutuma CMC igwa cyangwa igakora gel. Mubisanzwe, paste irakomeye.

Hydroxyethyl selileHEC, kubyimbye, guhagarika umukozi. Irashobora gutanga imvugo nziza, gukora firime hamwe nubushuhe. Ihungabana ryinshi, ugereranije nuruhu rwumva, irwanya cyane ion, birasabwa gusaranganya mumazi akonje hanyuma ugashyuha hanyuma ukabyutsa gushonga hamwe.

PEG-120 Methyl Glucose DioleateIkoreshwa cyane cyane mubyimbye bya shampoo, gel yogesha, isukura mumaso, isuku yintoki, ibikoresho byo gukaraba abana, hamwe na shampoo idafite amarira. Nibyiza cyane kubintu bimwe na bimwe bigoye kubyimba, kandi PEG-120 methyl glucose dioleate ntabwo irakaza amaso. Nibyiza kubana shampoo nibicuruzwa bisukura. Ikoreshwa muri shampo, yoza mumaso, AOS, umunyu wa sodium ya AES, umunyu wa sulfosuccine hamwe na amphoteric surfactants ikoreshwa muri gel yogesha bifite ingaruka nziza zo guhuza no kubyimba,


Igihe cyo kohereza: Gashyantare-06-2023
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