Ngokusho kombiko wakamuva ovela ku-IHS Markit, ukusetshenziswa komhlaba wonke kwe-i-cellulose ether—i-polymer encibilika emanzini ekhiqizwa ukuguqulwa kwamakhemikhali kwe-cellulose—icishe ibe ngamathani ayizigidi ezingu-1.1 ngo-2018. Kokukhiqizwa kwe-cellulose ether yomhlaba wonke ngo-2018, ama-43% avela e-Asia (iShayina yayibalelwa ku-79% womkhiqizo wase-Asia), iNtshonalanga Yurophu yayibalelwa ku-36%, kanti iNyakatho Melika yayibalelwa ku-8%. Ngokusho kwe-IHS Markit, ukusetshenziswa kwe-cellulose ether kulindeleke ukuthi kukhule ngesilinganiso sonyaka esingu-2.9% kusukela ngo-2018 kuya ku-2023. Phakathi nalesi sikhathi, amazinga okukhula kwesidingo ezimakethe ezivuthiwe eNyakatho Melika naseNtshonalanga Yurophu azoba ngaphansi kwesilinganiso somhlaba, u-1.2% no-1.3% ngokulandelana. , kuyilapho izinga lokukhula kwesidingo e-Asia nase-Oceania lizoba phezulu kunesilinganiso somhlaba, ku-3.8%; izinga lokukhula kwesidingo eShayina lizoba ngu-3.4%, kanti izinga lokukhula eCentral naseMpumalanga Yurophu kulindeleke ukuthi libe ngu-3.8%.
Ngo-2018, isifunda esinokusetshenziswa okukhulu kwe-cellulose ether emhlabeni yi-Asia, ebanga u-40% wokusetshenziswa okuphelele, kanti iShayina iyona eyinhloko eqhubayo. INtshonalanga Yurophu kanye neNyakatho Melika zabanga u-19% no-11% wokusetshenziswa komhlaba wonke, ngokulandelana.I-Carboxymethyl cellulose (CMC)yabalelwa ku-50% wokusetshenziswa okuphelele kwama-cellulose ethers ngo-2018, kodwa izinga lokukhula kwalo kulindeleke ukuthi libe ngaphansi kunele-cellulose ethers iyonke esikhathini esizayo.I-Methylcellulose (MC) i-hydroxypropyl methyl cellulose (HPMC)babalwa ku-33% wokusetshenziswa okuphelele,i-hydroxyethyl cellulose (HEC)kubalwe u-13%, kanti amanye ama-ether e-cellulose abalwe cishe u-3%.
Ngokusho kombiko, ama-cellulose ether asetshenziswa kabanzi kuma-thickeners, ama-adhesive, ama-emulsifier, ama-humectant, kanye nama-ejenti okulawula i-viscosity. Ukusetshenziswa kokugcina kufaka phakathi ama-sealant nama-grout, ukudla, upende kanye nezingubo, kanye nemithi kadokotela kanye nezithako zokudla okunempilo. Ama-cellulose ether ahlukahlukene nawo ayancintisana ezimakethe eziningi zokusetshenziswa, kanye neminye imikhiqizo enemisebenzi efanayo, njenge-polymers zokwenziwa ezincibilika emanzini kanye nama-polymers emvelo ancibilika emanzini. Ama-polymers okwenziwa ancibilika emanzini afaka ama-polyacrylates, ama-polyvinyl alcohols, kanye nama-polyurethane, kuyilapho ama-polymers emvelo ancibilika emanzini afaka kakhulu i-xanthan gum, i-carrageenan, kanye nezinye izinsini. Esisetshenzisweni esithile, ukuthi iyiphi i-polymer umthengi ayikhethayo ekugcineni izoncika ekuhwebelaneni phakathi kokutholakala, ukusebenza kanye nentengo, kanye nomphumela wokusetshenziswa.
Ngo-2018, imakethe yomhlaba wonke ye-carboxymethylcellulose (CMC) yafinyelela amathani angu-530,000, angahlukaniswa ngebanga lezimboni (isixazululo sesitoko), ibanga elihlanjululwe kancane kanye nebanga elihlanzekile kakhulu. Ukusetshenziswa kokugcina okubaluleke kakhulu kwe-CMC insipho, esebenzisa i-CMC yezinga lezimboni, ebalelwa cishe ku-22% wokusetshenziswa; ukusetshenziswa kwensimu kawoyela kubalelwa cishe ku-20%; izithasiselo zokudla zibalelwa cishe ku-13%. Ezifundeni eziningi, izimakethe eziyinhloko ze-CMC zivuthiwe, kodwa isidingo esivela embonini yensimu kawoyela siyashintshashintsha futhi sihlobene namanani kawoyela. I-CMC iphinde ibhekane nokuncintisana neminye imikhiqizo, njenge-hydrocolloids, enganikeza ukusebenza okuphezulu kwezinye izinhlelo zokusebenza. Isidingo sama-ether e-cellulose ngaphandle kwe-CMC sizoqhutshwa ukusetshenziswa kokwakhiwa, okuhlanganisa ukumbozwa kwendawo, kanye nokudla, imithi kanye nezinhlelo zokusebenza zokunakekelwa komuntu siqu, kusho i-IHS Markit.
Ngokusho kombiko we-IHS Markit, imakethe yezimboni ye-CMC isahlukene kakhulu, kanti abakhiqizi abahlanu abakhulu bangama-22% kuphela womthamo wonke. Njengamanje, abakhiqizi be-CMC baseShayina abasezingeni lezimboni babusa imakethe, bangama-48% womthamo wonke. Ukukhiqizwa kwemakethe ye-CMC yezinga lokuhlanza kugxile kakhulu, kanti abakhiqizi abahlanu abakhulu banamandla okukhiqiza angama-53%.
Indawo yokuncintisana ye-CMC ihlukile kweyamanye ama-ether e-cellulose. Umkhawulo uphansi kakhulu, ikakhulukazi emikhiqizweni ye-CMC yezinga lezimboni enokuhlanzeka okungu-65% ~ 74%. Imakethe yemikhiqizo enjalo ihlukene kakhulu futhi ibuswa abakhiqizi baseShayina. Imakethe yezinga elihlanziweI-CMCigxile kakhulu, enobumsulwa obungu-96% noma ngaphezulu. Ngo-2018, ukusetshenziswa komhlaba wonke kwama-cellulose ethers ngaphandle kwe-CMC kwakungamathani angu-537,000, asetshenziswa kakhulu ezimbonini ezihlobene nokwakha, alinganiselwa ku-47%; ukusetshenziswa kwezimboni zokudla nezokwelapha kwaba ngu-14%; imboni yokumboza ubuso yaba ngu-12%. Imakethe yezinye i-cellulose ethers igxile kakhulu, kanti abakhiqizi abahlanu abaphezulu bahlanganisa u-57% wamandla okukhiqiza emhlabeni jikelele.
Sekukonke, amathuba okusetshenziswa kwama-cellulose ethers embonini yokudla nokunakekelwa komuntu siqu azoqhubeka nokukhula. Njengoba isidingo sabathengi semikhiqizo yokudla enempilo enokuqukethwe okuphansi kwamafutha noshukela sizoqhubeka nokukhula, ukuze kugwenywe izinto ezingaba khona njenge-gluten, ngaleyo ndlela kuhlinzekwe ngamathuba emakethe ama-cellulose ethers, anganikeza imisebenzi edingekayo, ngaphandle kokubeka engcupheni ukunambitheka noma ukuthungwa. Kwezinye izinhlelo zokusebenza, ama-cellulose ethers nawo abhekene nokuncintisana okuvela ezithambisweni ezibangelwa ukubiliswa, njengezinsini zemvelo ezengeziwe.
Isikhathi sokuthunyelwe: Ephreli-25-2024