Focus on Cellulose ethers

Hydroxypropyl istaarijka ether-HPS

Hydroxypropyl istaarijka ether-HPS

1. Magaca kiimikada: Hydroxypropyl starch ether

2. Magaca Ingiriisiga: Hydroxypropylistaarijka ether

3. Soo gaabinta Ingiriisiga: HPS

4. Qaaciidada molecular: C7H15NO3 cufka unugyada: 161.20

5. Habka diyaarinta: Hydroxypropyl istaarijku waa istaarij kiimikaad la beddelay, kaas oo ay ka ethered by propylene oxide iyo istaarij si ay u beddelaan kooxda hydroxyl ee qaab-dhismeedka macromolecule istaarijka si ay u noqdaan nooc ka mid ah istaarijka etherified.

6. Qalabka jirka: budo cad (midab la'aan) oo leh dareere wanaagsan iyo biyo wanaagsan oo milmaya, xalkeeda aqueous waa mid hufan oo aan midab lahayn, waxayna leedahay xasillooni wanaagsan.Waxay u xasiloon tahay aashitada iyo alkali, heerkulku wuu ka hooseeyaa kan istaarijka wadaniga ah, iyo isbeddelka viscosity kulul iyo qabow waa ka xasilloon yahay kan istaarijka wadaniga ah.Isku qas milix iyo sukrose wax saameyn ah kuma laha viscosity.Etherification ka dib, xasiloonida baraf-dhalashada iyo daah-furnaanta labadaba waa la hagaajiyay.

7. Waxyaabaha kiimikaad: sifooyinka istaarijka ee leh beddelka hydroxypropyl, unugga gulukooska ee ka kooban istaarijku wuxuu leeyahay 3 kooxood oo hydroxypropyl ah oo la bedeli karo, sidaas darteed alaabooyinka leh heerar kala duwan oo beddelaad ah ayaa la heli karaa.

8. Tilmaamaha farsamada Muuqaalka: budada cad, si sahlan loo nuugo qoyaanka

Solubility: Waxay ku milmi kartaa biyaha oo waxay noqon kartaa xal hufan

Viscosity (5% xal aqueous, 20): 500-20000 mPa.s

Qiimaha PH (2% xal aqueous): 8-10

9. Ujeedo

1) Hydroxypropyl istaarijka wershadaha cuntada, istaarijka hydroxypropyl waxa loo isticmaali karaa walxo dhumuc leh, istaarijka hydroxypropyl waxa loo isticmaali karaa wakial joojin,

 

2) Hydroxypropyl istaarijka warshadaha: istaarijka hydroxypropyl waxaa loo isticmaalaa cabbirka gudaha ee warqadda, istaarijka hydroxypropyl waxaa loo isticmaalaa cabbirka dusha sare, istaarijka hydroxypropyl wuxuu sameeyaa khad daabacan oo dhalaalaya, istaarijka hydroxypropyl wuxuu sameeyaa lebis, istaarijka hydroxypropyl Ka dhig filimka mid siman, istaarijka hydroxypropyl wuxuu yareeyaa isticmaalka khad, iyo istaarijka hydroxypropyl wuxuu leeyahay awood gaar ah oo uu ku jiido timaha.

 

3) Hydroxypropyl istaarijka dharka: istaarijka hydroxypropyl waxaa loo isticmaali karaa sida cabbirka qulqulka, istaarijka hydroxypropyl wuxuu wanaajin karaa iska caabbinta abrasion inta lagu guda jiro dharbaaxada, istaarijka hydroxypropyl iyo hufnaanta tidashada, istaarijka hydroxypropyl oo leh heer sare oo beddelaad ah .

 

4) Hydroxypropyl istaarijka warshadaha dawooyinka: Hydroxypropyl istaarijka waxa loo isticmaali karaa sida walaxda kala daadsa ee kiniiniyada, iyo hydroxypropyl istaarijka sidoo kale loo isticmaali karaa sida wakiilka bulking ah.

 

5) Hydroxypropyl istaarijku wuxuu xasiliyaa gidaarka ceelka, istaarijka hydroxypropyl wuxuu hagaajiyaa xaaladaha ceelasha, istaarijka hydroxypropyl wuxuu ka hortagaa burburka, iyo istaarijka hydroxypropyl wuxuu gooyaa gooyn.

 

6) Hydroxypropyl istaarijka maalinlaha ah ee warshadaha kiimikada: istaarijka hydroxypropyl waxaa loo isticmaalaa warshadaha kiimikada maalinlaha ah iyo istaarijka hydroxypropyl waxaa loo isticmaalaa isku-xidhaha, wakiilka joojinta iyo dhumucda qurxinta ama dahaarka.

 

7) Hydroxypropyl istaarijka Intaa waxa dheer, istaarijka hydroxypropyl waxa kale oo loo isticmaali karaa sida xidhaha qalabka dhismaha, wakiilka gelling ee daahan hydroxypropyl istaarijka ama dareeraha organic, iyo hydroxypropyl istaarijka.

 

8) Warshadaha cuntada: Waxaa loo isticmaali karaa sida xabag, dhumuc weyn, wakiilka laalista si loo kordhiyo xasilloonida.


Waqtiga boostada: Feb-06-2024
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