Focus on Cellulose ethers

Waa maxay habka wax soo saarka ee methylcellulose?

Waa maxay habka wax soo saarka ee methylcellulose?

Methylcellulose waa nooc ka mid ah polymer-ku-saleysan cellulose kaas oo loo isticmaalo codsiyo kala duwan, oo ay ku jiraan cuntada, daawooyinka, iyo waxyaalaha la isku qurxiyo.Waa budo cad oo aan ur lahayn oo aan dhadhamin kuna milmay biyo qabow oo marka la kululeeyo samaysta jel.Waxaa lagu soo saaraa iyadoo lagu daweynayo cellulose leh methyl chloride iyo sodium hydroxide.

Habka wax soo saarka ee methylcellulose wuxuu ku lug leeyahay dhowr tillaabo.Tallaabada ugu horreysa waa in la helo alaabta ceeriin, taas oo inta badan waa cellulose.Cellulose waxaa laga heli karaa ilo kala duwan, sida saxarka alwaax, suuf, iyo fiilooyinka dhirta kale.Cellulose ayaa markaa lagu daaweeyaa methyl chloride iyo sodium hydroxide si loo sameeyo polymer methylcellulose.

Tallaabada xigta waa in la nadiifiyo methylcellulose.Tan waxaa lagu sameeyaa iyadoo la saarayo wasakhda sida lignin, hemicellulose, iyo walxo kale oo laga yaabo inay farageliyaan sifooyinka la doonayo ee methylcellulose.Tan waxaa badanaa lagu sameeyaa iyadoo lagu daaweeyo methylcellulose aashito ama alkali, ama iyadoo la adeegsanayo habka loo yaqaan jajab.

Marka methylcellulose la nadiifiyo, ka dibna waa la qalajiyey oo lagu shubaa budo.Budadani waxay markaa diyaar u tahay in loo isticmaalo codsiyo kala duwan.

Methylcellulose waxa loo isticmaali karaa sidii walax dhumuc leh, emulsifier, stabilizer, ama wakiilka jelling.Waxa kale oo loo isticmaalaa alaabta cuntada sida jalaatada, maraqa saladh, iyo suugada.Daawooyinka, waxa loo istcimaalaa sida xidhe, wakiilka laalista, iyo dahaarka kiniinka.Waxyaalaha la isku qurxiyo, waxa loo isticmaalaa sidii dhumuc, emulsifier, iyo xasiliye.

Habka wax soo saarka ee methylcellulose waa mid fudud oo hufan.Waa hab wax ku ool ah oo lagu soo saari karo alaabooyin kala duwan oo kala duwan oo adeegsigeedu kala duwan yahay.Sidoo kale waa walxo badbaado leh oo aan sun ahayn oo loo isticmaali karo codsiyo kala duwan.


Waqtiga boostada: Feb-08-2023
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