Cellulose ether: Zinthu zam'mwamba zimakhudza kwambiri, ndipo msika wotsika pansi ukukula.
Cellulose ether ndi mtundu wa zinthu zachilengedwe zochokera polima, zomwe zimakhala ndi emulsization ndi mawonekedwe. M'mitundu yambiri, hydroxypropyl methy cellulose ether ether ether pomwe ndi HPMC ndiye zokolola zazikulu kwambiri, zomwe zimagwiritsidwa ntchito kwambiri, kupanga kumachitika kwambiri.
M'zaka zaposachedwa, kupindula ndi kukula kwachuma kwa dziko lapansi, kupanga kwa cellulose ether wa dziko lathu kumadzuka chaka ndi chaka. Nthawi yomweyo, ndikukula kwa sayansi yam'nyumba ndi ukadaulo, kufunikira koyambirira kotumiza kuchuluka kwa ma cellulose ambiri pang'onopang'ono, ndipo kunja kwa cellulose yapamwamba kwambiri ikukwera. Zambiri zikuwonetsa kuti kuyambira Januwale mpaka Novembala 2020, China kuchokera ku ether ya cellulose, pachaka 14.2% pachaka, kuposa chaka chonse cha 2019.
M'zaka zaposachedwa, kupindula ndi kukula kwachuma kwa dziko lapansi, kupanga kwa cellulose ether wa dziko lathu kumadzuka chaka ndi chaka. Nthawi yomweyo, ndikukula kwa sayansi yam'nyumba ndi ukadaulo, kufunikira koyambirira kotumiza kuchuluka kwa ma cellulose ambiri pang'onopang'ono, ndipo kunja kwa cellulose yapamwamba kwambiri ikukwera. Zambiri zikuwonetsa kuti kuyambira Januwale mpaka Novembala 2020, China kuchokera ku ether ya cellulose, pachaka 14.2% pachaka, kuposa chaka chonse cha 2019.
Cellulose ether yomwe yakhudzidwa ndi mitengo ya thonje ya thonje
Zida zopangira zopangira cellulose zimaphatikizapo zinthu zaulimi ndi nkhalango, kuphatikiza thonje loyengeka, ndi zinthu zamankhwala, kuphatikiza ma probylene oxide. Zinthu zopangira thonje loyengeka ndi thonje lalifupi lalifupi, ndipo thonje lalifupi limapangidwa ku Shandong, Xinjiang, Hebei ndi Jiangsu. Gwero la buluu la thonje ndilochuluka komanso lokwanira.
Maakaunti a thonje pa gawo lalikulu muzachuma pamalonda azachuma, ndipo mtengo wake umakhudzidwa ndi mikhalidwe yachilengedwe ndi zochitika zapadziko lonse lapansi ndi zomwe akufuna. Momwemonso, masitepe oxide, chloromethane ndi zinthu zina zamankhwala zimakhudzidwanso ndi mitengo yamafuta yapadziko lonse lapansi. Popeza akaunti ya raw ya gawo lalikulu pamtengo wokwera mtengo wa ethel ether, kusinthasintha kwa mtengo wovota mwachindunji kumakhudzanso mtengo wogulitsa wa cellulose ether ether ether ether ether.
Pofuna kuthana ndi kupanikizika kwa mtengo, cellulose eyer opanga nthawi zambiri amasamutsa mafakitale otsika, koma kusintha komwe kumakhudzidwa ndi zovuta zomwe zimachitika chifukwa cha zinthu zaukadaulo, zosiyanasiyana ndi kuchuluka kwa mtengo wazogulitsa ndikuwonjezera mtengo. Nthawi zambiri, mabizinesi okhala ndi zotchinga zapamwamba, magulu olemera azogulitsa komanso mtengo wowonjezereka ali ndi zabwino zambiri ndipo udzakhala wolimba kwambiri ndipo udzakhala wolimba. Kupanda kutero, mabizinesi amafunika kuthana ndi mavuto ambiri. Kuphatikiza apo, ngati malo akunja ndi osakhazikika ndipo mabizinesi osiyanasiyana azomera ndi akuluakulu, kumtunda kwamitundu yopukutirako ndi yofunitsitsa kusankha makasitomala ocheperako okhala ndi mphamvu zazikulu zopanga, kuti muchepetse ngozi. Chifukwa chake, izi zimatha kukula kwa mabizinesi a cellose a cellose mpaka pamlingo wina.
Cellulose ether ndi mtundu wa zinthu zachilengedwe zochokera polima, zomwe zimakhala ndi emulsization ndi mawonekedwe. M'mitundu yambiri, hydroxypropyl methy cellulose ether ether ether pomwe ndi HPMC ndiye zokolola zazikulu kwambiri, zomwe zimagwiritsidwa ntchito kwambiri, kupanga kumachitika kwambiri.
Ndi kupita patsogolo kosalekeza kwa sayansi ndi ukadaulo, msika wotsika mtengo ukukula, ndipo njira yotsika kwambiri ikuyembekezeka kukulitsa mosalekeza, ndipo nthawi yotsika ikukhazikika. Pamsika wapansi pa cellulose ether, zomangira zomangira, zopangira mafuta, kuchotsera mafuta, chakudya ndi minda ina yokhala ndi udindo waukulu. Pakati pawo, zopangira nyumbayo ndi msika wa ogula kwambiri, amawerengera zoposa 30%.
Makampani omanga ndiye gawo lalikulu kwambiri lazogulitsa za HPMC
M'makampani omanga, malonda a HPMC amatenga chomangira chofunikira, kusungidwa kwamadzi komanso zotsatira zina. Nditasakanikirana pang'ono ndi matope a simenti, mamasukidwe, owoneka bwino a matope a simenti, matope ndi oyamwa atha kuchuluka, kuti athandize kukonza zomangamanga, kukonza zomangamanga. Kuphatikiza apo, HPMC ndi yofunikanso yobwezera konkriti ndi mayendedwe azamalonda, omwe amatenga nawo gawo m'madzi otsekera ndikuwonjezera ma concete. Pakadali pano, HPMC ndiye chinthu chofunikira kwambiri pa celluuse chomwe chimagwiritsidwa ntchito pomanga zida kusindikiza.
Makampani opanga ndi malo ogulitsa mapiritsi amtundu wathu wachuma. Zambiri zikuwonetsa kuti malo omanga nyumba adachulukana kuchokera ku 7.08 biliyoni lalikulu mtunda wa mabiliyoni mu 2010 mpaka 14.42 Biliyoni Square Metres mu 2019, ndikuyendetsa mwamphamvu kukula kwa msika wa eleluse eleluse.
Kuchuluka kwa makampani enieni ogulitsa nyumba, ndipo malo omanga ndi malonda okwera chaka ndi chaka. Zambiri zikuwonetsa kuti mu 2020, kuchepa kwa chaka cha pamwezi mu gawo latsopano la nyumba zomangamanga kumapitilirabe, mpaka chaka 1.87% pachaka, 2021 akuyembekezeka kupitiliza kukonzanso. M'miyezi iwiri yoyambirira ya chaka chino, kukula kwa malo okhala ndi nyumba zokhala ndi malonda kumabwezeretsedwa mpaka 104.9%, kuchuluka.
Kubowola Mafuta
Msika wogulitsa zamalonda umakhudzidwa kwambiri ndi ndalama za padziko lonse lapansi E & P
Pa magetsi amakumba ndi kupanga, mabowo amagetsi amatenga gawo lofunikira pakunyamula ndi kuyimitsa makoma, makoma ozizira, ndikuthirira komanso kuthitsira ntchito hydrodynamic mphamvu. Chifukwa chake, mu ntchito yobowoloka mafuta, ndikofunikira kuti muzisunga chinyezi choyenera, mafakisoni, madzi ndi zizindikiro zina zakumwa madzi. Cellulic cellulose, kapena pac, imatha kunenepa, mafuta a mafuta, ndikusamutsa hydrodynamic mphamvu. Chifukwa cha zovuta zamikhalidwe yosungirako zamafuta ndi zovuta zobowola, pali kuchuluka kwa pac.
Makampani ophatikizira a mankhwala
Cellulose yopanda ionic imagwiritsidwa ntchito kwambiri m'makampani opanga mankhwala monga zothandizira mankhwala opangira mankhwala, monga olima, omwazika, ma emulsifiers ndi fomu yamalumu. Amagwiritsidwa ntchito ngati filimu komanso zomatira za mapiritsi azamankhwala, ndipo amathanso kugwiritsidwa ntchito poyimitsidwa, makanema owoneka, mapiritsi oyandama ndi zina. Chifukwa cha zoyeserera zoyeserera pa chiyero ndi mafayilo a cellulose a ethel, njira yopanga ndi yovuta ndipo njira zotsukira ndizovuta. Poyerekeza ndi ma cellulose a eleul ether eleul, mtengo womwewo umatsika, mtengo wopanga ndi wokwera mtengo, koma malonda owonjezera mtengo ndiwokweranso. Zosangalatsa za mankhwala zimagwiritsidwa ntchito makamaka mu mankhwala opanga mankhwala okonzekera, mankhwala achi China, mankhwala achilengedwe komanso mankhwala ena a mankhwala ndi mankhwala ena opangira mankhwala.
Chifukwa chakuti malonda opanga mapangidwe amayamba mochedwa, kuchuluka kwa chitukuko chonse kuli kochepa pakadali pano, makina amafunikanso kupitilizidwa. Pakati pa mtengo wosinthira kwa mankhwala opangira mankhwala ogulitsa mankhwala, phindu lotulutsa lazakudya zamalonda pazinthu zosafunikira 2% -3%, zomwe zimakhala zotsika kwambiri kuposa zomwe zimangokhalira zamankhwala. Zitha kuwona kuti pali malo abwino akadali malo opangira nyumba zapakhomo, zomwe zikuyembekezeka kuyendetsa bwino kukula kwa msika woyenerera wa eleather.
Post Nthawi: Aug-31-2022