MHEC, ma ọ bụ Methyl Hydroxyethyl Cellulose, bụ ngwakọta dị iche iche nke ejirila n'ọtụtụ ụlọ ọrụ dị iche iche, ma a na-ejikarị ya eme ihe na ụlọ ọrụ na-ekpo ọkụ na-ekpo ọkụ. Ngwakọta akọrọ akọrọ bụ ngwakọta ntụ ntụ nke nchịkọta ịnweta na ihe ejikọtara ọnụ nke enwere ike ịgwakọta ya na mmiri iji mepụta mado maka ngwa ọrụ dị iche iche dị ka plasta, plasta na tiling.
MHEC bụ ihe mgbakwunye na-eme ka arụmọrụ na arụ ọrụ nke ngwaahịa ngwa agha akọrọ-agwakọta site n'ịkwalite ike njikọ ha, njide mmiri na njirimara rheological. Ọ na-enweta uru ndị a site n'ime ihe dị ka onye na-agba agba, rheology modifier na onye na-ejide mmiri. Site n'ịchịkwa rheological Njirimara nke ngwakọta, MHEC nwere ike iji nweta ihe a chọrọ nkwekọ, eruba na ntọala Njirimara nke ngwakọta.
Otu n'ime uru ndị a ma ama nke iji MHEC na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ bụ àgwà na-agbanwe agbanwe nke ngwakọta nwere ike nweta. Site n'enyemaka nke MHEC, ndị na-emepụta ngwa ngwa na-ekpo ọkụ na-ekpo ọkụ nwere ike ịchịkwa viscosity, eruba na nhazi njirimara nke ngwakọta, si otú ahụ na-ahụ na ngwaahịa na arụmọrụ na-agbanwe agbanwe. Ọ bụghị naanị na nke a na-abawanye ogologo oge na ogologo oge nke ụlọ ahụ, ọ na-echekwa ego site n'ibelata ihe mkpofu na ịrụ ọrụ.
Na mgbakwunye, MHEC na-enyere aka melite arụmọrụ nke ngwaahịa ngwa ngwa agwakọta akọrọ. Site n'ịbawanye oge ọrụ nke ngwakọta, MHEC na-eme ka ọ dị mfe ijikwa, gbasaa ma mechaa ngwakọta ngwa agha. A na-ekwupụta uru a karịsịa na nnukwu ọrụ owuwu ebe a na-ebufe ngwakọta akọrọ n'ebe dị anya na nhazi dị oké mkpa maka ịrụ ọrụ na-agbanwe agbanwe.
MHEC na-arụkwa ọrụ dị mkpa n'ịbawanye ike na ịdịte aka nke ngwaahịa emechara. Site n'ịgbakwunye MHEC na ngwakọta ahụ, ndị na-emepụta ihe nwere ike ime ka adhesion na njikọ nke ngwa agha akọrọ-mix, na-eme ka njikọ siri ike na elu ala. Ọ bụghị naanị na nke a na-eme ka ndụ nke ngwa agha dịkwuo mma, kamakwa ọ na-eme ka usoro nhazi nke ụlọ ahụ dịkwuo mma.
Uru ọzọ nke iji MHEC na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ bụ ikike ya iji mee ka njigide mmiri dịkwuo elu. N'ebe a na-ewu ihe owuwu, njide mmiri dị oke mkpa iji hụ na ngwa agha na-ejigide ike na ọkpụrụkpụ ọbụna n'okpuru ọnọdụ ọjọọ dịka oke iru mmiri ma ọ bụ oke okpomọkụ. MHEC na-enyere aka idowe mmiri dị na ngwakọta, na-ebelata mbelata, mgbawa na ọnya pin. Nke a na-eme ka ngwaahịa ikpeazụ dịkwuo ike ma sie ike, nwee ike iguzogide ule nke oge na ihu igwe.
Na mgbakwunye na uru ndị a, MHEC dị oke ọnụ ma nwee ike ịhazi ya iji mezuo ihe achọrọ. Dịka ọmụmaatụ, site n'ịgbanwe ogo nke nnọchi na ịdị arọ molekụla, enwere ike dezie njirimara nke MHEC maka ngwa akọwapụtara. Ya mere, MHEC nwere ike iji mee ihe n'ọtụtụ ebe dị iche iche na-ewu ụlọ na mkpa dị iche iche, dị ka ihe siri ike dị elu, mkpuchi mmiri, ihe ntanye tile, wdg.
N'ịchịkọta, MHEC bụ ihe ịrụ ụka adịghị ya na ihe mgbakwunye na-arụ ọrụ dị elu nke gbanweela ụlọ ọrụ akọrọ-mix mortar. Ọ na-eme ka nkwụsi ike, ike na njigide mmiri nke ngwaahịa ngwa agha akọrọ-agwakọta, na-eme ka ọ bụrụ ihe dị mkpa na ọrụ owuwu nke oge a. Site n'ime ka ndị na-emepụta ihe na-emepụta ngwa ngwa na-agbanwe agbanwe, dị elu, MHEC na-abawanye arụmọrụ na nkwado nke ụlọ ọrụ mmepụta ihe. Ka a sịkwa ihe mere na ọtụtụ ndị nọ na ụlọ ọrụ ahụ na-ewere MHEC ka ọ bụrụ onye na-agbanwe egwuregwu maka ụlọ ọrụ akọrọ-mix mortar.
Oge nzipu: Ọgọst-16-2023