Aha kemịkalụ | Methyl hydroxyethyl cellulose |
Ntụpọ | Cellulose ether, 2-hydroxyethyl methyl cellulose, cellulose, 2-hydroxyethyl methyl ether, hydroxyethyl Methyl cellulose, MHEC, HEMC. |
Nọmba CAS | 9032-42-2 |
Ụdị | EipponCell |
Ọkwa ngwaahịa | MHEC LH 640M |
Solubility | Cellulose ether soluble mmiri |
Ụdị anụ ahụ | Ọcha cellulose ntụ ntụ na-acha ọcha |
Mmiri | Oke.6% |
PH | 4.0-8.0 |
Viscosity Brookfield 2% ngwọta | 16000-24000mPa.s |
Viscosity NDJ 2% ngwọta | 32000-48000mPa.S |
ntụ ọdịnaya | Kachasị 5.0% |
Ntupu nha | 99% gafere 100 mesh |
Koodu HS | 39123900 |
EipponCell MHEC LH 640M, nke bụ methyl hydroxyethyl cellulose, bụ nke a na-ejikarị na ngwa ngwa agwakọta akpọnwụ akpọnwụ.Nke a bụ nkọwa nke isi ihe ndị a kpọtụrụ aha n'amaokwu a:
Njide mmiri dị mma: MHEC na-ahụ na ngwa agha ahụ na-edobe mmiri zuru oke, na-egbochi okwu ndị dị ka ájá ájá, ntụ ntụ, na ike mbelata nke ụkọ mmiri na-ezughị ezu na hydration ciment.Ọ na-eme ka ịdị n'otu, ịrụ ọrụ, na ike nke ngwaahịa ahụ dịkwuo mma.Ka ọnụ ọgụgụ MHEC agbakwunyere na-abawanye, nrụgide mkpụrụ na mgbaghara nke ngwa ngwa na-abawanye.
Onye na-ahụ maka ikuku ikuku: MHEC nwere ike ịrụ ọrụ dị ka onye na-eme ihe na-eme ka ikuku.A na-enweta ikuku kachasị elu na ngwa agha mgbe ego MHEC bụ 0.5%.Otú ọ dị, mgbe ego ahụ gafere 0.5%, ikuku na-eji nwayọọ nwayọọ na-ebelata, na-eduga n'ịbelata ike mgbanwe na ike mkpakọ.
Arụ ọrụ emelitere: Mgbakwunye MHEC na-eme ka ngwa ngwa ngwa ngwa dị obere na plasta ngwa ngwa.MHEC na-egbu oge hydration nke ngwa ngwa, na ogo nke nnọchi (DS) na-ekere òkè dị ukwuu na usoro hydration a na-egbu oge.Mmetụta nke ọdịnaya metxyl na igbu oge hydration dị mkpa karịa nke ọdịnaya hydroxyethyl.
Ọ dị mkpa iburu n'obi na cellulose ether nwere mmetụta abụọ na arụ ọrụ ngwa agha.Ịdị irè ya dabere na ojiji kwesịrị ekwesị;iji na-ezighi ezi nwere ike inwe mmetụta na-adịghị mma.Arụ ọrụ nke ngwa agha agwakọta akọrọ na-emetụta ihe ndị dị ka ndakọrịta nke cellulose ether na ọnụọgụ na usoro nke mgbakwunye.Na ngwa bara uru, enwere ike ịhọrọ otu ụdị cellulose ether, ma ọ bụ ụdị dị iche iche nwere ike ijikọta.
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