Cellulose ether bụ eke cellulose (owu a nụchara anụcha na osisi pulp, wdg) dị ka akụrụngwa, mgbe etherification nke a dịgasị iche iche nke usoro, bụ cellulose macromolecule hydroxyl hydrogen site ether otu akụkụ ma ọ bụ kpamkpam dochie mgbe e guzobere ngwaahịa, bụ downstream mmepụta. nke cellulose.Enwere ike ịgbaze cellulose na mmiri, itughari alkali ngwọta na organic mgbaze mgbe etherification, na nwere thermoplastic Njirimara.Cellulose ether dị iche iche, nke a na-ejikarị arụ ọrụ, simenti, mkpuchi, ọgwụ, nri, mmanụ ala, kemịkalụ kwa ụbọchị, textile, akwụkwọ na ngwa elektrọn na ụlọ ọrụ ndị ọzọ.Dị ka ọnụ ọgụgụ nke substituents nwere ike kewaa otu ether na ngwakọta ether, dị ka ionization nwere ike kewaa ionic cellulose ether na-abụghị ionic cellulose ether.Ka ọ dị ugbu a, usoro mmepụta ngwaahịa ionic cellulose ether ionic tozuru oke, dị mfe ịme yana ọnụ ala dị ala, ihe mgbochi ụlọ ọrụ dị ala, nke a na-ejikarị na mgbakwunye nri, ihe mgbakwunye textile, kemịkalụ kwa ụbọchị na mpaghara ndị ọzọ, bụ isi ngwaahịa na-emepụta n'ahịa.
Ka ọ dị ugbu a, cellulose ether bụ isi nke ụwa bụ CMC, HPMC, MC, HEC na ọtụtụ ndị ọzọ, mmepụta CMC bụ nke kachasị ukwuu, na-aza ihe dị ka ọkara nke mmepụta ụwa, ebe HPMC na MC abụọ bụ ihe dịka 33% nke ụwa chọrọ. HEC bụ ihe dịka 13% nke ahịa ụwa.Ihe njedebe kachasị mkpa nke carboxymethyl cellulose (CMC) bụ ncha, na-aza ihe dịka 22% nke ahịa ahịa ala, na ngwaahịa ndị ọzọ na-ejikarị eme ihe ụlọ, nri na ọgwụ.
Ii.Ngwa mgbada
N'oge gara aga, n'ihi na mmachi chọrọ mmepe nke cellulose ether na kwa ụbọchị chemicals, ọgwụ, nri, mkpuchi na ubi ndị ọzọ na China, na-achọ cellulose ether na China bụ isi lekwasịrị n'ọhịa nke ihe owuwu, ruo taa, ụlọ. Ụlọ ọrụ ihe ka na-eburu 33% nke ihe achọrọ maka cellulose ether na China.Dịkwa ka ether cellulose nke China n'ọhịa nke ihe owuwu ụlọ, a na-eju afọ, na kemịkalụ kwa ụbọchị, ọgwụ, nri, mkpuchi na mpaghara ndị ọzọ na-achọsi ike na-eto ngwa ngwa na mmepe nke teknụzụ ngwa.Dịka ọmụmaatụ, n'ime afọ ndị na-adịbeghị anya, capsule osisi na cellulose ether dị ka ihe bụ isi akụrụngwa, yana ngwaahịa ndị na-apụta nke anụ arụrụ arụ na cellulose ether nwere nnukwu ọchịchọ na ohere ibu.
N'ihe banyere ihe owuwu ụlọ, dịka ọmụmaatụ, cellulose ether na ndim, njide mmiri, ngwa ngwa condensation na àgwà ndị ọzọ magburu onwe ya, ya mere, a na-eji ihe ụlọ klas cellulose ether eme ihe n'ọtụtụ ebe iji melite arụmọrụ nke ngwaahịa ụlọ gụnyere ngwa ngwa ngwa ngwa (gụnyere mmiri). ngwakọta ngwa agha na akọrọ agwakọta ngwa agha), PVC resin n'ichepụta, latex agba, putty, wdg .. N'ihi na mma nke larịị nke obodo ukwu na China, ngwa ngwa mmepe nke ụlọ ihe onwunwe ụlọ ọrụ, larịị nke-ewu mechanization na-aga n'ihu na-emeziwanye. na ihe ndị na-azụ ahịa chọrọ maka gburugburu ebe obibi maka ihe owuwu ụlọ na-adịwanye elu, na-eduga n'ịchọ maka cellulose ether na-abụghị ionic n'ọhịa nke ihe owuwu ụlọ.N'ime oge atụmatụ afọ ise nke 13th, China kwalitere nrụzigharị nke ebe ndị dara ada na ụlọ ndị dara ada n'obodo ukwu, ma wusie ike owuwu nke obodo mepere emepe, gụnyere ngwa ngwa nrụzigharị nke ebe mkpọkọrọ ọnụ na obodo nta dị n'obodo ukwu, na ịkwalite nrụzigharị zuru oke nke obodo. Ebe obibi ochie na nrụzigharị nke ụlọ ochie dara ada na ụlọ anaghị ezu ezu.Na ọkara mbụ nke 2021, 755.15 nde square mita nke ohere obibi malitere, gbagoro pasent 5.5.Mpaghara ụlọ arụchara bụ 364.81 nde square, gbagoro 25.7%.Mweghachi nke ebe a gwụchara nke ezigbo ụlọ ga-eme ka ihe dị mkpa dị n'ọhịa nke cellulose ether ụlọ ihe.
3. Usoro asọmpi ahịa
China bụ a zuru ụwa ọnụ cellulose ether mmepụta mba, na ugbu ogbo nke anụ ụlọ ihe ụlọ ọkwa cellulose ether nwere ihu ọma enweta localization, Anxin Chemistry na-eduga ụlọ ọrụ na ubi nke cellulose ether, ndị ọzọ isi anụ ụlọ emepụta na-agụnye Kima Chemical wdg mkpuchi larịị, ọgwụ larịị. nri ọkwa cellulose ether bụ ugbu a tumadi United States Dow, Ashland, Japan shinetsu, South Korea Lotte na ndị ọzọ mba ọzọ monopoly.Na mgbakwunye naAnxin chemistryọtụtụ ihe karịrị puku tọn iri puku tọn ụlọ ọrụ, ọtụtụ puku tọn na-abụghị ionic cellulose ether obere mmepụta ụlọ ọrụ, ọtụtụ n'ime ndị a obere ụlọ ọrụ na-emepụta ihe nlereanya nkịtị ihe ụlọ ọkwa ọkwa cellulose ether, na ọ dịghị ike na-emepụta ihe elu-ọgwụgwụ nri na ọgwụ na ngwaahịa.
Anọ, cellulose ether mbubata na mbupụ ọnọdụ
N'afọ 2020, n'ihi ọrịa na-efe efe nke esenidụt butere mbelata ikike mmepụta nke ụlọ ọrụ mba ọzọ, mbupụ cellulose ether nke China gosipụtara usoro uto ngwa ngwa, na 2020 iji nweta mbupụ nke cellulose ether 77,272 tọn.Ọ bụ ezie na ọnụ ọgụgụ mbupụ nke cellulose ether na China na-eto ngwa ngwa, ngwaahịa ndị na-ebupụ na-adabere na ihe owuwu ụlọ cellulose ether, ebe oke mbupụ nke ether ether nke ọgwụ na oriri cellulose dị ntakịrị, na agbakwunyere uru nke ngwaahịa mbupụ dị ala.Ka ọ dị ugbu a, ụda mbupụ nke cellulose ether na China bụ okpukpu anọ nke mbubata, ma ụda mbupụ erughị okpukpu abụọ nke mbubata.N'ọhịa nke ngwaahịa dị elu ụlọ cellulose ether mbupụ nnọchi usoro ka bụ nnukwu ohere maka mmepe.
Oge nzipu: Jun-07-2022