I-sodium encibilikayo emanzinii-carboxymethyl celluloseI-methyl cellulose, i-hydroxypropyl methyl cellulose, i-hydroxypropyl cellulose, i-hydroxyethyl cellulose kanye ne-ethyl cellulose encibilikayo kawoyela konke kusetshenziswa njenge-Adhesives, disintegrants, izinto zokukhulula eziqhubekayo nezilawulwayo zokulungiselela ngomlomo, izinto zokwenza ifilimu, izinto ze-capsule kanye nezinto zokumiswa zisetshenziswa ezithakweni zemithi. Uma sibheka umhlaba, izinkampani eziningana zamazwe ngamazwe zakwamanye amazwe (i-Shin-Etsu Japan, i-Dow Wolfe kanye ne-Ashland Cross Dragon) ziye zaqaphela imakethe enkulu yesikhathi esizayo ye-cellulose yemithi e-China, kungaba ukwandisa ukukhiqizwa noma ukuhlanganiswa, futhi zandise imizamo yazo kulo mkhakha. I-Dow Wolfe imemezele ukuthi izoqinisa ukugxila kwayo ekwakhiweni, izithako kanye nesidingo semakethe yokulungiselela imithi yaseShayina, futhi ucwaningo lwayo olusetshenziswayo luzolwela ukusondela emakethe. I-Dow Chemical Wolff Cellulose Division kanye ne-Colorcon Corporation yase-United States basungule ubumbano lokukhululwa oluqhubekayo nolulawulwayo emhlabeni wonke, olunabasebenzi abangaphezu kuka-1,200 emadolobheni angu-9, izikhungo zezimpahla ezingu-15 kanye nezinkampani ezingu-6 ze-GMP, inani elikhulu lochwepheshe bocwaningo olusetshenziswayo likhonza amakhasimende emazweni angaba ngu-160. I-Ashland inezisekelo zokukhiqiza eBeijing, eTianjin, eShanghai, eNanjing, eChangzhou, eKunshan naseJiangmen, futhi itshale imali ezikhungweni ezintathu zocwaningo lobuchwepheshe eShanghai naseNanjing.
Ngokwezibalo ezivela kuwebhusayithi ye-China Cellulose Association, ngo-2017, ukukhiqizwa kwasekhaya kwe-cellulose ether kwakungamathani angu-373,000, kanti umthamo wokuthengisa wawungamathani angu-360,000. Ngo-2017, umthamo wangempela wokuthengisa we-ionic CMC wawungamathani angu-234,000, ukwanda ngo-18.61% unyaka nonyaka, kanye nomthamo wokuthengisa we-non-ionic.I-CMCkwakungamathani ayi-126,000, okuwukwenyuka okungu-8.2% unyaka nonyaka. Ngaphezu kwe-HPMC (ibanga lezinto zokwakha), imikhiqizo engeyona i-ionic, i-HPMC (ibanga lemithi),I-HPMC(izinga lokudla),I-HEC, i-HPC, i-MC, i-HEMC, njll. baye banqoba lo mkhuba futhi ukukhiqizwa nokuthengiswa kwabo kuqhubekile nokukhula. I-cellulose ether yasekhaya ikhule ngokushesha iminyaka engaphezu kweyishumi, futhi umkhiqizo wayo ube ngowokuqala emhlabeni. Kodwa-ke, imikhiqizo yezinkampani eziningi ze-cellulose ether isetshenziswa kakhulu emikhakheni ephakathi nephansi embonini, futhi inani elengeziwe aliphezulu.
Njengamanje, amabhizinisi amaningi e-cellulose ether asekhaya asesikhathini esibucayi sokuguqulwa nokuthuthukiswa. Kufanele aqhubeke nokwandisa imizamo yocwaningo lomkhiqizo kanye nentuthuko, aqhubeke nokucebisa izinhlobo zemikhiqizo, asebenzise ngokugcwele iShayina, imakethe enkulu kunazo zonke emhlabeni, futhi andise imizamo yokuthuthukisa izimakethe zakwamanye amazwe, ukuze amabhizinisi akwazi ukuqedela ngokushesha ukuguqulwa nokuthuthukiswa, angene emkhakheni ophakathi nophezulu embonini, futhi afinyelele intuthuko engenabungozi neluhlaza.
Isikhathi sokuthunyelwe: Ephreli-25-2024