Focus on Cellulose ethers

Bambanci tsakanin Sodium CMC, Xanthan Gum da Guar Gum

Bambanci tsakanin Sodium CMC, Xanthan Gum da Guar Gum

Sodium carboxymethyl cellulose (CMC), xanthan danko, da guar danko duk suna amfani da ko'ina hydrocolloids tare da daban-daban aikace-aikace a cikin abinci, Pharmaceutical, kwaskwarima, da kuma masana'antu sassa.Yayin da suke raba wasu kamanceceniya dangane da kauri, daidaitawa, da kaddarorin gelling, akwai kuma sanannen bambance-bambance a tsarin sinadarai, tushensu, ayyukansu, da aikace-aikace.Bari mu bincika bambance-bambance tsakanin waɗannan hydrocolloids guda uku:

1. Tsarin Sinadarai:

  • Sodium Carboxymethyl Cellulose (CMC): CMC wani abu ne mai narkewa na ruwa na cellulose, wanda shine polysaccharide wanda ya ƙunshi raka'a glucose mai maimaitawa.An gabatar da ƙungiyoyin Carboxymethyl (-CH2-COOH) akan kashin bayan cellulose ta hanyar halayen etherification, ba da solubility na ruwa da kaddarorin aiki ga polymer.
  • Xanthan Gum: Xanthan danko shine ƙananan ƙwayoyin cuta polysaccharide da aka samar ta hanyar fermentation ta kwayoyin Xanthomonas campestris.Ya ƙunshi maimaita raka'a na glucose, mannose, da glucuronic acid, tare da sarƙoƙi na gefe mai ɗauke da mannose da ragowar glucuronic acid.Xanthan danko sananne ne don girman nauyin kwayoyin sa da kuma kaddarorin rheological na musamman.
  • Guar Gum: Guar danko yana samuwa daga endosperm na guar wake (Cyamopsis tetragonoloba).Ya ƙunshi galactomannan, wani polysaccharide wanda ya ƙunshi layin layi na sassan mannose tare da sassan galactose.Guar danko yana da babban nauyin kwayoyin halitta kuma yana samar da mafita mai danko idan an sami ruwa.

2. Tushen:

  • An samo CMC daga cellulose, polymer na halitta wanda aka samo a cikin ganuwar tantanin halitta.
  • Xanthan danko ana samar da shi ta hanyar ƙwayar ƙwayar cuta ta ƙwayoyin carbohydrates ta Xanthomonas campestris.
  • Ana samun guar danko daga endosperm na guar wake.

3. Ayyuka:

  • Sodium Carboxymethyl Cellulose (CMC):
    • Yana aiki azaman thickener, stabilizer, ɗaure, da tsohon fim a aikace-aikace daban-daban.
    • Forms m da thermally reversible gels.
    • Yana nuna halin kwararar pseudoplastic.
  • Xanthan Gum:
    • Ayyuka azaman thickener, stabilizer, emulsifier, da wakili mai dakatarwa.
    • Yana ba da ingantacciyar kulawar danko da ɗabi'a mai ƙarfi.
    • Forms danko mafita da kuma barga gels.
  • Gudun Gum:
    • Yana aiki azaman thickener, stabilizer, ɗaure, da emulsifier.
    • Yana ba da babban danko da halayen kwararar pseudoplastic.
    • Forms danko mafita da kuma barga gels.

4. Solubility:

  • CMC yana da narkewa sosai a cikin ruwan sanyi da ruwan zafi, yana samar da mafita mai haske da danko.
  • Xanthan danko yana narkewa a cikin ruwan sanyi da ruwan zafi, tare da kyakkyawan rarrabuwa da kaddarorin hydration.
  • Guar gum yana nuna iyakantaccen narkewa a cikin ruwan sanyi amma yana watsewa sosai cikin ruwan zafi don samar da mafita mai ɗanɗano.

5. Kwanciyar hankali:

  • Maganganun CMC sun tabbata a kan nau'in pH da yanayin zafi.
  • Maganin xanthan danko sun tsaya tsayin daka akan kewayon pH kuma suna da juriya ga zafi, ƙarfi, da electrolytes.
  • Maganin guar danko na iya nuna raguwar kwanciyar hankali a ƙananan pH ko a gaban babban taro na gishiri ko ions calcium.

6. Aikace-aikace:

  • Sodium Carboxymethyl Cellulose (CMC): Ana amfani dashi a cikin kayan abinci (misali, biredi, riguna, gidan burodi), magunguna (misali, allunan, dakatarwa), kayan kwalliya (misali, creams, lotions), yadi, da aikace-aikacen masana'antu (misali, takarda, wanki. ).
  • Xanthan Gum: Ana amfani da shi sosai a samfuran abinci (misali, miya na salati, miya, kiwo), magunguna (misali, dakatarwa, kula da baki), kayan kwalliya (misali, creams, man goge baki), ruwan haƙon mai, da sauran aikace-aikacen masana'antu.
  • Guar Gum: Ana amfani da shi a cikin kayan abinci (misali, kayan gasa, kiwo, abubuwan sha), magunguna (misali, allunan, dakatarwa), kayan kwalliya (misali, creams, lotions), bugu na yadi, da ruwa mai karyewar ruwa a cikin masana'antar mai.

Ƙarshe:

Yayin da sodium carboxymethyl cellulose (CMC), xanthan danko, da guar gum suna raba wasu kamanceceniya a cikin ayyukansu da aikace-aikacen su azaman hydrocolloids, suna kuma nuna bambance-bambance daban-daban a cikin tsarin sinadarai, tushe, kaddarorinsu, da amfani.Fahimtar waɗannan bambance-bambance yana da mahimmanci don zaɓar mafi dacewa hydrocolloid don takamaiman aikace-aikace a cikin masana'antu daban-daban.Kowane hydrocolloid yana ba da fa'idodi na musamman da halayen aiki waɗanda za a iya keɓance su don biyan buƙatun ƙira da matakai daban-daban.


Lokacin aikawa: Maris-07-2024
WhatsApp Online Chat!