A na-eji HPMC n'ọtụtụ ihe ndị a na-ewu ụlọ, mkpuchi, resins, commictic, ọgwụ, ihe oriri, ihe ịchọ mma, ụtaba na ndị ọzọ ọrụ. Enwere ike kewaa HPMC na ọkwa ụlọ ọrụ, ọkwa nri na ọkwa ọgwụ dịka ngwa.
A na-ekewa 2HYDOPLYLYPypyl methylcelllose na-ekewa ọtụtụ ụdị, oleekwa ọdịiche na usoro ha?
Enwere ike ekenye HPMC na ụdị ngwa ngwa (aha akara zuru oke "s") ụdị na-agbaji. Ngwaahịa ngwa ngwa na-achụsa ngwa ngwa na mmiri oyi ma pụọ n'ime mmiri. N'oge a, mmiri mmiri enweghị viscosity n'ihi na a na-agbasa Hpmc naanị na mmiri na-enweghị ezigbo mgbasa ozi. Banyere (edemede) maka nkeji 2, viscosity nke mmiri mmiri nke nta nke nta na-abawanye, na-akpụzi colloid na-acha ọcha. Ngwa ahịa na-ekpo ọkụ na-agbaze, mgbe zutere mmiri oyi, nwere ike iwesa ngwa ngwa na mmiri ọkụ ma pụọ na mmiri ọkụ. Mgbe ọnọdụ okpomọkụ dakwasịrị ụfọdụ okpomọkụ (dị ka ọnọdụ okpomọkụ nke ngwaahịa), viscosity ga-eji nwayọ nwayọ ruo mgbe ọ na-etolite colnoid.
Kedu ụzọ a na-agbasa nke 3 hydroxypypylthylthylthylthyl?
1) Enwere ike ịgbakwunye ụdị niile na ihe site na usoro akọrọ;
2) Mgbe ọ ga-agbakwunye ya na ọnọdụ ala nkịtị, ọ ka mma iji ụdị msasị oyi, ọ na-ewekarị 10-90 nkeji iji tinye ya (nwuo ma bido)
3) A na-akpalite ihe nlereanya nkịtị ma gbasaa ya na mmiri ọkụ na mbụ, mgbe ahụ enwere ike ịgbasa mgbe ịgbakwunye mmiri oyi iji bido ma jụọ oyi;
4) Ọ bụrụ na agglomeration na mkpuchi na-eme n'oge mgbasa ozi, ọ bụ n'ihi na ihe na-akpali akpali na-ezughi oke ma ọ bụ ihe atụ a na-agbakwunye na mmiri oyi. N'oge a, ekwesịrị ịbara ngwa ngwa. oseihe nwoke
5) Ọ bụrụ na a na-emepụta egosipụta n'oge mgbasa ozi, ha nwere ike ịhapụ ka ha guzoro maka awa 2-12 (oge a ga-ekpebi site na oghere, wdg, ma ọ bụ nke kwesịrị ekwesị nwere ike ịgbakwunye. oseihe nwoke
4 How to judge the quality of hydroxypropyl methylcellulose simply and intuitively?
1) Whitleness, ọ bụ ezie na ọcha enweghị ike ikpebi ma HPMC dị mfe iji, ọ bụrụ na-agbakwunye ndị na-eme ihe na mmepụta ya, ọ ga-emetụta oke ngwaahịa ya, mana ọtụtụ ngwaahịa dị mma nwere ezigbo ihe dị mma.
2) Finvenes: Fincedị nke HPMC n'ozuzu nwere 80 na 1000, 120 mesh dị obere, ọ dị mma, onye kachasị mma.
3) Ntinye ọkụ: Mgbe etinyechara HPMC na mmiri iji mepụta colroid, lee anya na-egbochi ya. Thegbọ mmiri ahụ ka ukwuu, nke ka mma, na-egosi na enweghị ike ikpuchi na ya, na mbugharị nke ọgbara dị mma dị mma. , The kwụ ọtọ ka njọ, mana ọ pụtaghị na ogo mmeghachi omume dị mma karịa nke kwụ ọtọ, enwere ọtụtụ ihe iji kpebie ogo ngwaahịa.
4) Ihe ndọda dị iche iche doro anya: ka buru ibu nke ike ndọda, dị mfe karịa. Ka elu ndọda dị elu, dị elu na ọdịnaya hydroxyl na ngwaahịa a. Ihe dị elu na-eme ihe hydroxypyl, mma njigide mmiri.
5 Kedu ego nke hydropyythylthylthylthylcelllose na ntụ ntụ?
Ọnụ ego HPMC eji na-eme ihe dị mkpa site na ihu igwe, okpomoku, ogo nke mpaghara ash calcium, usoro nke ntụ ntụ ma ndị ahịa chọrọ. Enwere ọdịiche dị na ebe dị iche iche, na-ekwu karịa 4-5 n'arọ.
Gịnị bụ viscosity nke mbụ nke 6 hydroxypylthylthylthylthylthylthyl methylcelllose?
N'ozuzu, ntụ ntụ 100,000 ezuru, na ihe achọrọ na ngwa agha dị elu, ọ dị mkpa 150,000 dị mfe iji. Ọzọkwa, ọrụ kachasị mkpa nke HPMC bụ ebe nchekwa mmiri, ndị na-esochi ya. Na ntụ ntụ ntụ, ọ bụrụhaala na njigide mmiri dị mma na visset dị ala (7-8), ọ ga-ekwe omume. N'ezie, viscosity dị elu, ka mma ijikwa mmiri na-ekwupụta. Mgbe viscosit karịrị 100,000, viscosis enweghị mmetụta na njigide mmiri. buru ibu.
7 Gini bu isi nka nke hydropyylthylthylthyl?
Ọdịnaya Hydroxyl
Methl
vissiosi
Uyi
Mfu na ihicha
Kedu ihe bụ akụrụngwa nke hydropyylthylthyl?
Ihe eji eme ihe nke hpmc: county, methyl chloride, oxigine propylene, ihe ndi ozo di egwu, soustc soluene.
9 Gịnị bụ isi ọrụ nke ngwa nke ihe hydroxypropyythlthylthylthy na ntụ ntụ, ma ọ na-eme ya na kemịkal?
N'etiti ntụ ntụ ntụ, ọ na-egwuri egwu atọ nke oke, njigide mmiri na owuwu. Ndị na-eto eto, cellulose nwere ike ime ka ị kwụsịtụ, mee ka ihe ngwọta ya na ala, ma na-echigharị sagging. Njide mmiri: Mee ntụ ntụ ntụ ntụ na-eji nwayọọ nwayọọ, ma nyere aka calcium calcium ime ihe n'okpuru ihe mmiri. Ewu Ihe: Nwere mmetụta na - arụ ọrụ, nke nwere ike ime ka ntụ ntụ putty nwere ezigbo iwu. HPMC anaghị eso aka na kemịkal kemịkalụ ọ bụla, mana ọ bụ naanị na-arụ ọrụ inyeaka.
10 hydroxypylthylthylcelllose bụ ihe na-abụghị ionic cellulose ether, yabụ kedu nke abụghị ionic?
Na usoro nke latman, ihe eji etinye ihe anaghị eso na mmeghachi omume kemịkalụ.
Cmc (coulboxyythyMymymythythymythym cellulose) bụ cellulose, yabụ ọ ga-agbanye Bean cald mgbe ọ na-ezukọ.
11 Kedu ụdị gel nke hydypypylthyl methylcellse metụtara?
The gel nke HPMC metụtara ọdịnaya methoxy ya, belata methoxy ọdịnaya, nke dị elu gel.
12 Enwere mmekọrịta dị n'etiti ọdịda Purty ntụ ntụ na hydropyylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthylthyl
Enwere mmekọrịta! ! ! Ọ bụ njigide mmiri mmiri nke Hpmc, nke ga-akpata ntụ ntụ.
Kedu ihe dị iche n'etiti mmiri oyi na ọkụ soluble ụdị hydypropyythylthylthylthylthylthylthylthylthylllliluse na usoro mmepụta?
A na-eji ọgwụ oyi na-emeso ya na Glycoal, na ọ na-agbasa ngwa ngwa na mmiri oyi, mana ọ naghị agbaze n'ezie. Ọ bụ naanị nsị na mgbe viscosity na-abawanye. A na-eji Glyoxal na-eme ka ihe na-ekpo ọkụ. Ọ bụrụ na ego nke glyoxal buru ibu, ma vission ga-adị ngwa, mana viscosis ga-abawanye nwayọ, ma ọ bụrụ na ego ole dị obere, ihe dị iche na ya ga-abụ eziokwu.
Gịnị bụ isi nke hydropyylthylthylthylthylthyl?
HPMC usoro nke usoro ihe mgbatị ahụ na-eji toluene na Isropropanol dị ka ndị na-edozi. Ọ bụrụ na ịsa ahụ adịghị mma, a ga-enwe isi ebe obibi. (Mgbake nke na - enweghị isi bụ usoro isi nke isi)
Ihe dị iche iche 15 dị iche iche, otu esi ahọrọ nri aka nri nri na-acha ọcha methylcelllose?
Ntụ ntụ Putty: chọrọ njigide mmiri dị elu, a na-ewu ụlọ dị mma
Mgbakwunye Ciment nke nkịtị: chọrọ njigide mmiri dị elu, iguzogide ọnọdụ okpomọkụ, na viscosity ozugbo (
Ngwa gluu ihe owuwu: Ngwaahịa ngwa ngwa nwere viocosity.
Gypsum ngwa agha: Njikwa mmiri dị elu, onye na-ajụ aseụ na obere viscosict, mmụba site na mmụba ozugbo
Kedu ihe bụ utu aha nke 16 hydroxypylthylthylthylthylthylthylcelllose?
Zoro aka na dị ka HPMC ma ọ bụ MHPC Alias hypromollose, celdypose hydropyyl ether.
17 Ngwa nke hydropyythlthylthylthylcelllose na ntụ ntụ, gịnị kpatara ikuku a na-egosipụta na ntụ ntụ?
Na use ntụ ntụ, Hpmc na-egwuri egwu atọ nke oke, njigide mmiri na owuwu. Ihe kpatara eji eme ihe bu:
(1) A na-agbakwunye ọtụtụ mmiri.
(2) Mgbe ala oyi akwa akpọghị nkụ, kpoo oyi akwa n'elu, ọ dịkwa mfe ụfụfụ.
18 Kedu ihe dị iche n'etiti hydropyylthylthylthylthylthylthylthylthyl na MC:
Mc bụ Methy Cellulose, nke a na-eme nke cellosuse eat site na ịgwọ Alkali na-etichara nụchara anụ ahụ dị ka onye ọrụ Ither, na-enwe usoro mmeghachi omume. N'ozuzu, ogo nke nnọchi bụ 1.6-2.0, na njakịrị dị iche iche nke dochie. Dị iche, ọ bụ nke na-abụghị nke Iicose ether.
(1) Nnọgide mmiri nke methylcellose na-adabere na mgbakwunye ya, viscosity, urughturu na ọnụego ya. N'ozuzu, ọ bụrụ na mgbakwunye ego buru ibu, ọ dị obere, na viscosis buru ibu, ọnụ ọgụgụ njigide mmiri dị elu. N'etiti ha, mgbakwunye ego a nwere mmetụta dị ukwuu na ọnụego mbelata nke mmadụ. Viscosity abụghị nke dabara na mmiri nche. Ọnụego mgbasa efe si na-adabere n'elu ihe na-egbu osisi cellulose. Ogo nke mgbanwe na urughuru urughee. N'etiti ndị dị n'elu Cellers dị n'elu, methyl cellulose na hydroxyl methyl methyl cellulose nwere ọnụego mmiri dị elu.
(2) Methylcellose na-soluble na mmiri oyi, ọ ga-esikwa ike ịgbari na mmiri ọkụ. Ngwọta ya dị oke mma na oke nke pH = 3-12. O nwere ezigbo ndakọrịta na stachi, wdg na ọtụtụ frorcactants. Mgbe ọnọdụ okpomọkụ mgbe erute ọnọdụ okpomoku, geletion ga-eme.
(3) Mgbanwe na ọnọdụ okpomọkụ ga-emetụta oke mmiri nke methyl cellulose. N'ozuzu, na elu okpomọkụ, ka njọ ka njọ mmiri. Ọ bụrụ na mgbochi okpomọkụ gafere ọkara 40, mmiri eji egbochi mmiri cellulose ga-ebelata, nke ga-emetụta owuwu nke ngwa agha.
(4) methyl cellulose nwere mmetụta dị ukwuu na owuwu na ngwa agha. Ndozi ebe a na-ezo aka na ngwa agha nke onye ọrụ ọrụ na mkpụrụ mgbidi, nke ahụ bụ, na-emegide ya na ngwa agha nke ngwa agha. Ndozi nke nkụda mmụọ ahụ buru ibu, ike na-achọkwa ndị ọrụ na-ahụ maka iji ya buru oke ibu, na owuwu nke ngwa agha ahụ adịghị njọ.
Oge post: Feb-21-2025