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Ndị na-eweta HEC Hydroxyethyl Cellulose

Nkọwa dị mkpirikpi:

CAS NO.: 9004-62-0

Hydroxyethyl Cellulose (HEC) bụ nonionic soluble cellulose ethers, ma soluble na mmiri ọkụ na oyi.Hydroxyethyl Cellulose bụ ntụ ntụ na-acha ọcha na-acha ọcha, nke a na-emeso ya site na alkali cellulose na ethylene oxide site na etherification, Hydroxyethyl Cellulose ejirila ya mee ihe na agba na mkpuchi, mkpọ mmanụ, ọgwụ, nri, textile, ịme akwụkwọ, PVC na ngwa ndị ọzọ. ubi.Ọ nwere ezigbo ndim, suspending, dispersing, emulsifying, film-forming, water-echebe na inye nchebe colloid Njirimara.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Hydroxyethyl Cellulose (HEC) bụ ihe na-emepụta nonionic cellulose nke na-agbaze na ma mmiri oyi na mmiri ọkụ.A na-eji ya na-emepụta ihe ngwọta nwere nnukwu viscosity.

 

1.Chemcial nkọwapụta

Ọdịdị Na-acha ọcha na-acha ọcha ntụ ntụ
Nha urughuru 98% gafere 100 mesh
Molar nọchiri anya ogo (MS) 1.8-2.5
Ihe fọdụrụ na mgbanye (%) ≤5.0
uru pH 5.0-8.0
Mmiri (%) ≤5.0

2.Products akara ule

Ọkwa ngwaahịa Viscosity (NDJ, 2%) Viscosity (Brookfield, 1%) Mpempe akwụkwọ data teknụzụ
HEC HR300 240-360 240-360 Budata
HEC HR6000 4800-7200 4800-7200 Budata
HEC HR30000 24000-36000 1500-2500 Budata
HEC HR60000 48000-72000 2400-3600 Budata
HEC HR100000 80000-120000 4000-6000 Budata
HEC HR150000 120000-180000 6000-7000 Budata

Ngwa 3.Hydroxyethyl Cellulose (HEC):

N'ime agba nke mmiri, ọ na-arụ ọrụ nke ịgbasa na ichebe gels, na-eme ka nkwụsi ike nke sistemu agglomerate, na-ahụ maka nkesa nke pigmenti na nri, na-enye mmetụta nke ịgbasa, na-eme ka ọ dịkwuo mma.

Na mkpọpu mmanụ, ọ na-eji dị ka stabilizer na ndim gị n'ụlọnga, lubricating gị n'ụlọnga maka igwu olulu mmiri, emecha na consolidating inye slurry ezi fluidity na kwụsie ike.

N'ime ihe owuwu, enwere ike iji HEC dị ka onye na-emekọ ihe na onye na-arụkọ ọrụ ọnụ iji meziwanye mmiri na ịrụ ọrụ, na-abawanye ike gelling mbụ ma zere ịgbawa.

N'ịhịa akwa na ịchịkọta plasta, ọ nwere ike wulite njide mmiri na ịdị n'otu.

Na kemịkalụ a na-eji kwa ụbọchị dị ka ntacha eze, ọ na-enye ezigbo anụ ahụ na kemịkalụ, na-eme ka ọ dị mma na ọdịdị ya, ogologo oge nchekwa, sie ike na-ekpo ọkụ na imi.

N'ọhịa ịchọ mma, ọ nwere ike ịbawanye njupụta ihe, na-agbakwunye mmanu na ire ụtọ.

E wezụga nke ahụ, ọ nwere ngwa sara mbara na ink, akwa akwa & ibipụta akwụkwọ, ime akwụkwọ, ọgwụ, nri, ọrụ ugbo wdg.

4.Hydroxyethyl Cellulose (HEC) Iji usoro:

Ụzọ mbụ: Tinye ozugbo

1. Wunye mmiri dị ọcha n'ime ịwụ nyere ya.

2. Ná mmalite ji nwayọọ nwayọọ kpalie, ọbụna gbasasịa HEC n'ime ngwọta.

3. Nwuo ruo mgbe niile HEC granules zuru ezu weted.

4. Buru ụzọ tinye ihe mgbochi mildew, wee tinye ya na mgbakwunye dị ka pigmenti, disperser wdg.

5. Na-aga n'ihu na-akpali akpali ruo mgbe niile HEC na mgbakwunye kpamkpam etisasịwo (viscosity na ngwọta doro anya na-amụba), mgbe ahụ, tinye ọzọ Efrata na-emeghachi omume.

Ụzọ nke abụọ: Kwadebe Nne mmanya maka ojiji

Mbụ kwadebe oke mmanya na-aba n'anya nne, wee tinye ya na ngwaahịa. Uru nke usoro a bụ mgbanwe, mmanya ahụ nwere ike itinye ya na ngwaahịa. Usoro na ụzọ isi jiri ya bụ 1-4 na usoro (Ⅰ), be jide n'aka na nwuo ruo mgbe agbazere n'ụzọ zuru ezu n'ime ihe nnyapade ma sie ike ma tinye ihe mgbochi mildew n'ime mmanya nne ozugbo enwere ike.

Ụzọ nke atọ: Kwadebe ihe dị ka Gruel maka ojiji

Ebe ọ bụ na organic solvents bụ ndị na-abụghị ihe mgbaze maka HEC, ha nwere ike iji kwadebe gruel-dị ka ihe onwunwe. Ndị kasị eji bụ ethylene glycol, propylene glycol na film-akpụ akpụ (hexamethylene-glycol, diethyl glycol butyl acetate wdg) otú ahụ bụ icy. mmiri, ọ nwekwara ike ịkwadebe ya na organic solvents n'ime gruel-dị ka ihe.

Enwere ike itinye ihe dị ka gruel na ngwaahịa n'ihi na HEC dị ka ihe dị ka gruel ka etinyere ya nke ọma na fụrụ akpụ, tinye ya na ngwaahịa ọ na-agbaze ozugbo ma na-akwalite ịgbari, mana nọgide na-akpali ruo mgbe ọ gbazere kpamkpam.

A na-enwetakarị ihe dị ka gruel site na ịgwakọta ihe mgbaze organic ma ọ bụ mmiri oyi na HEC na nha 6: 1, mgbe 5-30 nkeji HEC hydrolyzes na nke ọma na-aza. A naghị anabata usoro ahụ n'oge okpomọkụ n'ihi ihu igwe ọkụ.

5.Nduzi ngwa maka ụlọ ọrụ agba

Mmetụta Na-adị Elu

Hydroxyethy cellulose na-enye agba latex karịsịa agba PVA dị elu na arụmọrụ mkpuchi dị mma.Mgbe agba dị oke mado, ọ dịghị flocculation ga-eme.

Hydroxyethy cellulose nwere mmetụta dị elu nke ukwuu, yabụ nwere ike belata usoro onunu ogwu, melite arụmọrụ nke imepụta ihe, ma kwalite nguzogide ịsacha nke eserese.

Njirimara Rheological mara mma

Ihe ngwọta mmiri nke Hydroxyethy Cellulose bụ usoro na-abụghị Newtonian, a na-akpọkwa ihe ngwọta nke thixotropy.

Na steeti guzoro, mgbe agbazechara ngwaahịa ahụ kpamkpam, usoro mkpuchi ahụ nwere ike ịnọgide na-enwe ọnọdụ ịgbatị kacha mma na ọnọdụ imeghe.

Na steeti mkpofu, sistemụ ahụ nwere ike idobe viscosity na-agafeghị oke, na-eme ngwaahịa nwere oke mmiri dị mma, ọ bụghị ịgbasa.

N'oge ịchafụ na mkpuchi mkpuchi, ngwaahịa ahụ dị mfe ịgbasa na mkpụrụ, ya mere ọ dị mma maka owuwu, ma ka ọ dị ugbu a, nwere ezigbo nkwụsị spatter.

N'ikpeazụ, mgbe mkpuchi nke agba agbachachara, viscosity nke usoro ahụ ga-eweghachi ozugbo, na agba ga-emepụta ihe na-adịghị mma ozugbo.

Mgbasasa na Solubility

A na-emeso Hydroxyethy Cellulose niile site na mgbasa na-egbu oge, na n'ihe banyere ịgbakwunye ntụ ntụ akọrọ, nwere ike igbochi caking nke ọma ma jide n'aka na hydration na-amalite mgbe nkesa zuru oke nke ntụ ntụ HEC.

Hydroxyethy cellulose mgbe ọgwụgwọ elu kwesịrị ekwesị nwere ike ịhazi ọnụego mgbasa na viscosity mmụba nke ngwaahịa.

Nchekwa kwụsie ike

Hydroxyethy Cellulose na-arụ ọrụ nke ọma na-eguzogide mildew, na-enye oge nchekwa zuru oke maka eserese, ma gbochie mmezi nke pigmenti na fillers.a.

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