Otu n'ime ihe dị iche n'etiti ngwa agha akọrọ na ngwa agha ọdịnala bụ na a na-agbanwe ngwa agha akọrọ site na iji obere ihe mgbakwunye kemịkalụ. A na-akpọ otu ụdị ihe mgbakwunye na ngwa agha akọrọ mgbanwe mbụ, itinye ihe mgbakwunye abụọ ma ọ bụ karịa bụ mgbanwe nke abụọ. Ọdịdị nke ngwa agha akọrọ dabere na nhọrọ ziri ezi nke ihe mejupụtara na nhazi na ndakọrịta nke ihe dị iche iche. Ihe mgbakwunye kemịkalụ dị oke ọnụ ma nwee nnukwu mmetụta na njirimara nke ngwa agha akọrọ. Ya mere, na nhọrọ nke ihe mgbakwunye, ọnụọgụ ihe mgbakwunye kwesịrị ịdị na mbụ. Ihe na-esonụ bụ obere okwu mmalite maka nhọrọ nke ihe mgbakwunye kemịkalụ cellulose ether.
Cellulose ether, nke a makwaara dị ka ihe na-agbanwe rheological, bụ ụdị ngwakọta e ji emezi ihe onwunwe nke ngwa agha agwakọtara ọhụrụ, nke a na-ejikarị eme ihe n'ụdị ngwa agha ọ bụla. A ga-atụle ihe ndị a mgbe ị na-ahọrọ ụdị na ego etinyere:
(1) Nchekwa mmiri n'ọnọdụ okpomọkụ dị iche iche;
(2) oke ọkpụrụkpụ, viscosity;
(3) Mmekọrịta dị n'etiti nguzozi na okpomọkụ, na mmetụta na nguzozi n'ihu electrolyte;
(4) ụdị na ogo nke etherification;
(5) mmezi nke thixotropy na ikike nhazi nke ngwa agha (nke dị mkpa maka ngwa agha a kpụchara n'elu elu kwụ ọtọ);
(6) Ọkwa mgbaze, ọnọdụ na izu oke nke mgbaze.
Na mgbakwunye na itinye cellulose ether na moto akọrọ (dịka methyl cellulose ether), ọ nwekwara ike itinye vinyl polyvinyl acid ester, ya bụ, mgbanwe nke abụọ. Ihe na-ejikọ inorganic na moto (simenti, gypsum) nwere ike ikwe nkwa ike nrụgide dị elu, mana ọ naghị enwe mmetụta dị ukwuu na ike nrụgide na ike ịgbagọ. Vinyl polyvinyl ester na-ewulite ihe nkiri elastic na oghere nkume simenti, na-eme ka moto nwee ike ibu ibu dị elu, na-eme ka iguzogide iyi dịkwuo mma. A na-egosi site na omume na site na itinye ọtụtụ methyl cellulose ether na vinyl polyvinyl ester n'ime moto akọrọ, moto mkpuchi dị gịrịgịrị, moto plastering, moto plastering decorative, moto aerated simentary block masonry na moto na-agbanwe onwe ya nke ala na-awụsa mmiri nwere ike ịkwadebe. Ịgwakọta ha abụọ nwere ike ọ bụghị naanị ime ka mma moto dịkwuo mma, kamakwa ọ na-eme ka arụmọrụ owuwu dịkwuo mma nke ukwuu.
N'iji ya eme ihe nke ọma, iji mee ka arụmọrụ zuru oke ka mma, ọ dị mkpa iji ọtụtụ ngwakọta. Ndakọrịta kacha mma n'etiti oke mgbakwunye, oke dose kwesịrị ekwesị, oke, nwere ike site na akụkụ dị iche iche inwe mmetụta ụfọdụ iji melite arụmọrụ nke ngwa agha, mana mmetụta mgbanwe ya nke ngwa agha mgbe ejiri ya naanị ya pere mpe, mgbe ụfọdụ ọbụna nwere mmetụta ọjọọ, dị ka eriri doped otu, na ịbawanye nrapado nke ngwa agha, belata ogo nke nhazi n'otu oge, Agbanyeghị, oriri mmiri nke ngwa agha na-abawanye nke ukwuu ma chekwaa na slurry, nke na-eduga na mbelata nke ike nrụgide. Mgbe etinyere ihe na-etinye ikuku, enwere ike ibelata ogo delamination nke ngwa agha na oriri mmiri nke ukwuu, mana ike nrụgide nke ngwa agha ga-ebelata n'ihi ọtụtụ afụ. Meziwanye ụrọ masonry maka arụmọrụ kachasị elu, ebe ị na-ezere mmebi na ihe onwunwe ndị ọzọ, ike nke ịdị n'otu ụrọ masonry, ogo nke nhazi na imezu ihe achọrọ maka injinia na iwu gbasara nkọwapụta teknụzụ, n'otu oge ahụ, ejila lime putty, nchekwa simenti, nchekwa gburugburu ebe obibi, wdg, site na mbelata mmiri, viscosity, oke mmiri na echiche plasticization ikuku. Ọ dị mkpa ịme ihe zuru oke iji mepụta ma jiri ngwakọta ngwakọta.
Oge ozi: Eprel-29-2022