Focus on Cellulose ethers

Izici zohlelo lokusebenza lwe-CMC kanye nezidingo zenqubo ekudleni

Ukusetshenziswa kwe-CMC kunezinzuzo eziningi ngaphezu kwezinye izingqimba zokudla:

1. I-CMC isetshenziswa kakhulu ekudleni nasezicini zayo

(1) I-CMC inozinzo oluhle

Ekudleni okubandayo okufana nama-popsicles no-ayisikhilimu, ukusetshenziswa kweI-CMCingakwazi ukulawula ukwakheka kwamakristalu eqhwa, yandise izinga lokunwetshwa futhi igcine isakhiwo esifanayo, imelane nokuncibilika, ibe nokunambitheka okuhle nokushelelayo, futhi yenza umbala ube mhlophe.Emikhiqizweni yobisi, kungakhathaliseki ukuthi ubisi olunambithekayo, ubisi lwesithelo noma iyogathi, ingasabela ngephrotheni ngaphakathi kwephuzu le-isoelectric lenani le-pH (PH4.6) ukuze yakhe inkimbinkimbi enesakhiwo esiyinkimbinkimbi, esivumelana ukuzinza kwe-emulsion nokuthuthukisa ukumelana namaprotheni.

(2) I-CMC ingahlanganiswa namanye ama-stabilizer nama-emulsifiers.

Emikhiqizweni yokudla neziphuzo, abakhiqizi abajwayelekile basebenzisa iziqinisi ezihlukahlukene, ezifana ne-xanthan gum, i-guar gum, i-carrageenan, i-dextrin, njll., nama-emulsifiers njenge: glyceryl monostearate, sucrose fatty acid ester, njll. Ukuze kuhlanganiswe.Izinzuzo ezihambisanayo zingafinyelelwa, futhi imiphumela ye-synergistic ingafinyelelwa ukunciphisa izindleko zokukhiqiza.

(3) I-CMC iyi-pseudoplastic

I-viscosity ye-CMC ibuyiselwa emuva emazingeni okushisa ahlukene.Njengoba izinga lokushisa likhuphuka, i-viscosity yesisombululo iyancipha, futhi ngokuphambene nalokho;lapho amandla okugunda ekhona, i-viscosity ye-CMC iyancipha, futhi njengoba amandla okugunda akhuphuka, i-viscosity iba yincane.Lezi zakhiwo zinika amandla i-CMC ukwehlisa umthwalo wemishini futhi ithuthukise ukusebenza kahle kwe-homogenization lapho inyakazisa, i-homogenizing, kanye nokuthuthwa kwamapayipi, okungenakuqhathaniswa nezinye iziqinisi.

izidingo ekudleni1

2. Izidingo zenqubo

Njengesinzinzisi esisebenzayo, i-CMC izothinta umphumela wayo uma isetshenziswe ngendlela engafanele, futhi ibangele nokuthi umkhiqizo uchithwe.Ngakho-ke, ku-CMC, kubaluleke kakhulu ukusabalalisa ngokugcwele nangokulinganayo isisombululo sokuthuthukisa ukusebenza kahle kwayo, ukunciphisa umthamo, ukuthuthukisa ikhwalithi yomkhiqizo nokwandisa isivuno.Lokhu kudinga ukuthi umkhiqizi ngamunye wethu wokudla aqonde ngokugcwele izici zezinto ezingavuthiwe ezihlukahlukene futhi alungise ngokunengqondo izinqubo zabo zokukhiqiza ukuze i-CMC ikwazi ukudlala indima yayo ngokugcwele, ikakhulukazi esigabeni ngasinye senqubo kufanele inake:

(1) Izithako

1. Ukusebenzisa indlela yokuhlakazeka kwe-shear yesivinini esiphezulu: Zonke izinto zokusebenza ezinekhono lokuhlanganisa zingasetshenziswa ukusiza i-CMC ukuthi ihlakazeke emanzini.Ngokugunda kwesivinini esikhulu, i-CMC ingacwiliswa emanzini ngokulinganayo ukusheshisa ukuqedwa kwe-CMC.Abanye abakhiqizi okwamanje basebenzisa izixube ze-powder yamanzi noma amathangi okuxuba ngesivinini esikhulu.

2. Indlela yokusabalalisa ushukela okomile: Hlanganisa i-CMC noshukela ngesilinganiso esingu-1:5, bese ufafaza kancane kancane ngaphansi kokunyakazisa njalo ukuze uncibilikise i-CMC ngokugcwele.

3. Ukuncibilika ngamanzi anoshukela agcwele, njenge-caramel, kungasheshisa ukuqedwa kwe-CMC.

(2) Ukwengezwa kwe-asidi

Kwezinye iziphuzo ezine-asidi, njengeyogathi, kufanele kukhethwe imikhiqizo emelana ne-asidi.Uma zisebenza ngokujwayelekile, ikhwalithi yomkhiqizo ingathuthukiswa futhi imvula yomkhiqizo kanye nokuhlelwa kabusha kungavinjelwa.

1. Lapho wengeza i-asidi, izinga lokushisa lokwengezwa kwe-asidi kufanele lilawulwe ngokuqinile, ngokuvamile libe ngaphansi kuka-20°C.

2. Ukuhlushwa kwe-asidi kufanele kulawulwe ku-8-20%, okuphansi kungcono.

3. Ukwengezwa kwe-Acid kusebenzisa indlela yokufafaza, futhi yengezwa ngokulandela isiqondiso se-container ratio, ngokuvamile i-1-3min.

4. Isivinini esilula n=1400-2400r/m

(3) Okufanayo

1. Inhloso ye-emulsification.

I-Homogenization: Kuketshezi lokuphakelayo oluqukethe uwoyela, i-CMC kufanele ihlanganiswe nama-emulsifiers, njenge-monoglyceride, enomfutho we-homogenization ongu-18-25mpa kanye nezinga lokushisa elingu-60-70°C.

2. Inhloso yokwehlukaniswa.

I-Homogenization.Uma izithako ezihlukahlukene esigabeni sokuqala zingafani ngokuphelele, futhi kusekhona ezinye izinhlayiya ezincane, kufanele zibe homogenized.Ingcindezi ye-homogenization ingu-10mpa futhi izinga lokushisa liyi-60-70 ° C.

(4) Ukuvalwa inzalo

Uma i-CMC ivezwa ezingeni lokushisa eliphezulu, ikakhulukazi uma izinga lokushisa lingaphezulu kuka-50°C isikhathi eside, i-viscosity ye-CMC enekhwalithi ephansi izokwehla ngendlela engenakuhlehliswa.I-viscosity ye-CMC evela kumkhiqizi ojwayelekile izokwehla kakhulu ekushiseni okuphezulu okungu-80°C imizuzu engama-30.Indlela yokuvala inzalo ukuze unciphise isikhathi se-CMC ezingeni lokushisa eliphezulu.

(5) Ezinye izinyathelo zokuphepha

1. Izinga lamanzi elikhethiwe kufanele libe amanzi ampompi ahlanzekile futhi ahlanzekile ngangokunokwenzeka.Amanzi omthombo akufanele asetshenziselwe ukugwema ukutheleleka ngegciwane futhi athinte ikhwalithi yomkhiqizo.

2. Izitsha zokuncibilikisa nokugcina i-CMC azikwazi ukusetshenziswa ezitsheni zensimbi, kodwa iziqukathi zensimbi engagqwali, izitsha zokhuni, noma izitsha zobumba zingasetshenziswa.Vimbela ukungena kwama-ion ensimbi e-divalent.

3. Ngemuva kokusetshenziswa ngakunye kwe-CMC, umlomo wesikhwama sokupakisha kufanele uboshwe ngokuqinile ukuvimbela ukumuncwa komswakama kanye nokuwohloka kwe-CMC.


Isikhathi sokuthumela: Dec-14-2022
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