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Iimveliso

IHydroxypropyl methyl cellulose (HPMC)

Inkcazelo emfutshane:

Inkcazo kunye nolwakhiwo:Ixesha eliqhelekileyo leqela le-cellulose derivatives eyenziwa yi-alkalinization kunye ne-etherification reaction phantsi kweemeko ezithile yimveliso yeqela le-hydroxyl kwi-cellulose molecular chain.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Inombolo yeKhadi le-HPMC ibonisa iNdlela yeNdlela

60FTN100000
60: Ibonisa ubushushu bejeli
I-FTN: Itshilo iBeijing Ftern Technology Co., Ltd
I-100000: imele i-viscosity (mpa.s)

IiMfuno zobuGcisa (UkuPhunyezwa koMgangatho we-Q / FTN001-2016)

Iprojekthi yokuzimisela

iyunithi

isiqinisekiso

60FTN

65FTN

75FTN

Iqela le-oksijini yeHydroxypropyl

%

7.0-12.0

4.0-7.5

4.0-12.0

iqela le-methoxy

%

28-30

27-30

19-24

Ubushushu beGel

58-64

62-68

70-90

viscosity eguqukayo

mPa ・ s

Jonga i-4.3 ye-viscosity uluhlu lwetafile

ilahleko ekomisweni

%

≤5

umxholo wothuthu

%

≤5

ixabiso pH

/

5.0-8.0

Iimpawu zokuncamathela

iinkcukacha

i-viscosity eguqukayo (20℃)

4000

I-3,600-4,400 (i-2% isisombululo samanzi, i-NDJ-1 viscometer, i-3-rotor, i-12 RPM)

6000

5600-6400 (2% isisombululo samanzi, i-NDJ-1 viscometer, i-3-rotor 12 RPM)

40000

35,000-45,000 (2% isisombululo samanzi, i-NDJ-1 viscometer, i-4-rotor, i-6 isantya sokujikeleza)

60000

55,000-65,000 (2% isisombululo samanzi, i-NDJ-1 viscometer, i-4-rotor, i-6 isantya sokujikeleza)

80000

75,000-85,000 (2% isisombululo samanzi, i-NDJ-1 viscometer, i-4-rotor, i-6 isantya sokujikeleza)

100000

I-85,000-10,0,000 (2% isisombululo samanzi, i-NDJ-1 Viscometer, i-4-rotor-6 RPM)

150000

8500-11000 (1% isisombululo samanzi, i-NDJ-1 viscometer, i-3-rotor, i-6 RPM)

200000

> 13,000 (1% isisombululo samanzi, i-NDJ-1 viscometer, i-3-rotor, i-6 isantya sokujikeleza)

Qaphela: isisombululo se-aqueous 2%, i-20Adhesion ku-℃, i-1% yesisombululo esinamanzi 20Ukunamathela kwi-℃

Ipropati yePhysicochemical

1. Ukubonakala: umgubo omhlophe, ongenavumba kwaye awunambitheki.
2. Igranularity: ireyithi yokupasa kwamangenelo ali-100 inkulu kuno-98.5%;ireyithi yokupasa kwamangenelo angama-80 inkulu kune-100%.
3. Ubushushu beCarboization: 280-300℃.
4. Ubuninzi bomphezulu: 0.25-0.70g / cm3(Ngesiqhelo kwi-0.5g / cm3Ekhohlo nasekunene), kunye nomlinganiselo we-1.26-1.31.
5. Iqondo lobushushu lombala: 190-200℃.
6. Uxinzelelo lomphezulu: Kwi-25℃, isisombululo se-2% samanzi ngu-42-56dyn / cm.
7. I-Solubility: inyibilika emanzini kunye nezinye i-solvents eziphilayo, ezifana nomlinganiselo ofanelekileyo we-ethanol / amanzi, i-propane alcohol / amanzi, i-dioxethane, njl. Izisombululo zamanzi zinomsebenzi womphezulu, ukukhanya okuphezulu kunye nokusebenza okuzinzile.I-solubility iyahluka kunye ne-viscosity.I-viscosity ephantsi, i-solubility enkulu, ukusebenza kwe-HPMC kuyahluka phakathi kweenkcazo ezahlukeneyo, kwaye ukubonakala kokuchithwa kwe-HPMC emanzini akuchaphazeli ixabiso le-pH.
8. I-HPMC iyancipha ngomxholo we-methoxy, ukunyuka kwe-gel point, ukunciphisa ukunyibilika kwamanzi, kunye nokunciphisa umsebenzi womphezulu.
9. I-HPMC nayo inamandla okuqina, ukukhutshwa kwetyuwa engwevu ephantsi, ukuzinza kwe-pH, ukugcinwa kwamanzi, i-membranogenesis egqwesileyo, kunye noluhlu olubanzi lokuxhathisa i-enzyme, ukusabalalisa kunye nokunamathela.
10. Umsebenzi womphezulu: Isisombululo samanzi se-HPMC sinomsebenzi we-surfactant, kwaye sinokusetyenziswa njenge-agent ekhuselayo ye-colloidal, i-emulsifier kunye ne-dispersant.
11. Ijeli ye-Thermal: Xa isisombululo se-aqueous se-HPMC sifudunyezwa kwiqondo elithile lobushushu, liba li-opaque.I-gel yenza i-precipitation, kodwa ekupholiseni okuqhubekayo, ibuyela kwisimo sesisombululo sokuqala.Kwaye iqondo lokushisa apho le gel kunye nemvula yenzeke kuxhomekeke kakhulu kuhlobo lwazo, ukugxininiswa, kunye nezinga lokufudumeza.
12. Ukuzinza kwe-pH: I-viscosity ye-HPMC isisombululo se-aqueous siphantse asichatshazelwa yi-asidi okanye isiseko, kwaye ixabiso le-pH lizinzile kuluhlu lwe-3.0-11.0. Ngoko ke, i-viscosity yesisombululo iyazinza ngexesha lenkqubo yokugcina ixesha elide. .
13. Ukongiwa kwamanzi: I-HPMC yi-agent yogcino lwamanzi oluphezulu.Iimveliso zisetyenziswa ngokubanzi kwizinto zokwakha, ukutya, izithambiso, kunye nezinye iinkalo ezininzi.
14. I-Membranicity: I-HPMC inokwenza ifilimu ecacileyo, enzima kwaye eguquguqukayo enokuthintela ngokugqwesileyo ukungena kweoli.Isicelo ekutyeni, le propati isoloko isetyenziselwa ukugcina amanzi ngexesha lokupholisa kunye neoli ye-adsorbed.
15. Ukubophelela: Ingasetyenziselwa ukunamathela kwi-pigment, ipeyinti kunye nephepha, kodwa kunye nepeyinti kunye ne-adhesive.

Usetyenziso oluphambili

1. Ukubonakala: umgubo omhlophe, ongenavumba kwaye awunambitheki.
2. Igranularity: ireyithi yokupasa kwamangenelo ali-100 inkulu kuno-98.5%;ireyithi yokupasa kwamangenelo angama-80 inkulu kune-100%.
3. Ubushushu beCarboization: 280-300℃.
4. Ubuninzi bomphezulu: 0.25-0.70g / cm3(Ngesiqhelo kwi-0.5g / cm3Ekhohlo nasekunene), kunye nomlinganiselo we-1.26-1.31.
5. Iqondo lobushushu lombala: 190-200℃.
6. Uxinzelelo lomphezulu: Kwi-25℃, isisombululo se-2% samanzi ngu-42-56dyn / cm.
7. I-Solubility: inyibilika emanzini kunye nezinye i-solvents eziphilayo, ezifana nomlinganiselo ofanelekileyo we-ethanol / amanzi, i-propane alcohol / amanzi, i-dioxethane, njl. Izisombululo zamanzi zinomsebenzi womphezulu, ukukhanya okuphezulu kunye nokusebenza okuzinzile.I-solubility iyahluka kunye ne-viscosity.I-viscosity ephantsi, i-solubility enkulu, ukusebenza kwe-HPMC kuyahluka phakathi kweenkcazo ezahlukeneyo, kwaye ukubonakala kokuchithwa kwe-HPMC emanzini akuchaphazeli ixabiso le-pH.
8. I-HPMC iyancipha ngomxholo we-methoxy, ukunyuka kwe-gel point, ukunciphisa ukunyibilika kwamanzi, kunye nokunciphisa umsebenzi womphezulu.
9. I-HPMC nayo inamandla okuqina, ukukhutshwa kwetyuwa engwevu ephantsi, ukuzinza kwe-pH, ukugcinwa kwamanzi, i-membranogenesis egqwesileyo, kunye noluhlu olubanzi lokuxhathisa i-enzyme, ukusabalalisa kunye nokunamathela.
10. Umsebenzi womphezulu: Isisombululo samanzi se-HPMC sinomsebenzi we-surfactant, kwaye sinokusetyenziswa njenge-agent ekhuselayo ye-colloidal, i-emulsifier kunye ne-dispersant.
11. Ijeli ye-Thermal: Xa isisombululo se-aqueous se-HPMC sifudunyezwa kwiqondo elithile lobushushu, liba li-opaque.I-gel yenza i-precipitation, kodwa ekupholiseni okuqhubekayo, ibuyela kwisimo sesisombululo sokuqala.Kwaye iqondo lokushisa apho le gel kunye nemvula yenzeke kuxhomekeke kakhulu kuhlobo lwazo, ukugxininiswa, kunye nezinga lokufudumeza.
12. Ukuzinza kwe-pH: I-viscosity ye-HPMC isisombululo se-aqueous siphantse asichatshazelwa yi-asidi okanye isiseko, kwaye ixabiso le-pH lizinzile kuluhlu lwe-3.0-11.0. Ngoko ke, i-viscosity yesisombululo iyazinza ngexesha lenkqubo yokugcina ixesha elide. .
13. Ukongiwa kwamanzi: I-HPMC yi-agent yogcino lwamanzi oluphezulu.Iimveliso zisetyenziswa ngokubanzi kwizinto zokwakha, ukutya, izithambiso, kunye nezinye iinkalo ezininzi.
14. I-Membranicity: I-HPMC inokwenza ifilimu ecacileyo, enzima kwaye eguquguqukayo enokuthintela ngokugqwesileyo ukungena kweoli.Isicelo ekutyeni, le propati isoloko isetyenziselwa ukugcina amanzi ngexesha lokupholisa kunye neoli ye-adsorbed.
15. Ukubophelela: Ingasetyenziselwa ukunamathela kwi-pigment, ipeyinti kunye nephepha, kodwa kunye nepeyinti kunye ne-adhesive.


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