Ethslọ ọrụ cellugul bụ ihe ndị na-eji n'ọtụtụ ụlọ ọrụ gụnyere iwu, ọgwụ na nri. Usoro na-arụpụta ihe nke cellulose ether siri ike, na-emetụta ọtụtụ usoro, ma chọọ ọtụtụ ọkachamara na ngwa pụrụ iche. N'isiokwu a, anyị ga-atụle n'ụzọ zuru ezu usoro na-arụ ọrụ nke eyers cellususe.
Nzọụkwụ mbụ na sel na-emepụta usoro na-emepụta ihe bụ nkwadebe nke akụrụngwa. Akụrụngwa eji eme ka a na-ewepụta ọtụtụ ihe na-eme ka mkpụrụ osisi na-esite na osisi pulp na ahịhịa ahịhịa. A na-emepụta pulp osisi na nyocha iji wepu nnukwu ihe irighiri ihe ọ bụla, ebe a na-ahazi ihe mkpofu akwa n'ime ezi pult. A na-ebelata pulp na nha site na egweri iji nweta ezigbo ntụ ntụ. Osisi osisi na ahịhịa ahịhịa na-ejikọ ọnụ na oke oke dabere na akụrụngwa achọrọ nke ngwaahịa ikpeazụ.
Nzọụkwụ ọzọ metụtara nhazi kemịkalụ nke nri agwakọta. A na-ebu ụzọ mesoo pulp na ngwọta alkaline (na-abụkarị sodium hydropose) iji gbajie ụdị fibrous nke cellose. Ihe si cellulose a na-emeso ya na ihe mgbaze dị ka carbon na-eme ka celloulite xanthate. A na-eme ọgwụgwọ a na tankị nwere pulp na-aga n'ihu. A na-etinye ihe ngwọta seldose Xanthate site na ngwaọrụ a na-awụpụta iji mepụta fileraments.
Emechaa, figlose flanthate nke seltate bụ spun na saa ahụ nwere ntutu digfuric acid. Nke a na - arụpụta na regneration of cellulose agbụ nke selhagose agbụ, na-etolite eriri cellulose. A na-eji mmiri eme ka ọ dị ọcha na-asa ahụ na mmiri iji wepu adịghị ọcha ọ bụla tupu ị na-acha. Usoro ịcha ọcha na-eji hydrogen peroxide iji mee ka eriri ahụ cellulose, nke a na-eji mmiri sachaa ya wee kpọọ nkụ.
Mgbe eriri akwara kululose na-akpọnwụ, ha na-aga usoro a na-akpọ Ilelefication. Usoro ekiri ahụ na-agụnye mmeghe nke otu ether, dị ka Methyl, ethyl ma ọ bụ otu hydroxye yọnụ. A na-eme usoro ahụ site na iji mmeghachi omume nke onye na-ahụ maka ncheta na acid na-enweta ọnụnọ nke ihe mgbaze. A na-abụkarị ndị na-emeghachi omume na-eji nlezianya na-achịkwa ọnọdụ okpomọkụ na nrụgide iji hụ na ngwaahịa dị elu na ịdị ọcha.
N'oge a, cellulose ether dị n'ụdị ntụ ntụ. A na-etinye ngwaahịa ahụ rụchara arụsị iji hụ na ngwaahịa ahụ na-emezu mmasị na nkọwapụta achọrọ, dịka viscosity, ịdị ọcha nke ngwaahịa. A na-etinye ya ma bute onye ọrụ njedebe.
Nchịkọta, usoro na-arụ ọrụ nke cellulose evet gụnyere nkwadebe ihe anụ ahụ, ọgwụgwọ kemịkalụ, na-azọ, ịchachasị mma na-anwale. Usoro niile chọrọ akụrụngwa pụrụ iche na ihe ọmụma nke mmeghachi omume kemịkalụ ma na-rụrụ n'okpuru ọnọdụ na-achịkwa kpamkpam. Na-emepụta usoro nke mkpụrụ ndụ bụ usoro dị mgbagwoju anya na oge na-ewe oge, mana ọ dị mkpa n'ọtụtụ ụlọ ọrụ.
Oge post: Jun-21-2023