neiye11

war

Hordhac kooban oo ah ether cellulose

Cellulose ether waa cellulose dabiiciga ah (suuf la safeeyey iyo saxarka alwaax, iwm) sida alaabta ceeriin, ka dib markii etherification ee noocyo kala duwan oo derivatives, waa cellulose macromolecule hydroxyl hydrogen by kooxda ether qayb ahaan ama gebi ahaanba bedelay ka dib markii formation of alaabta, waa derivatives hoose. ee cellulose.Cellulose waxaa lagu milmi karaa biyo, milo xalalka alkali iyo dareeraha organic ka dib etherification, oo uu leeyahay sifooyinka thermoplastic.Noocyada ether Cellulose, oo si weyn loogu isticmaalo dhismaha, sibidhka, dahaarka, daawada, cuntada, batroolka, kiimikooyinka maalinlaha ah, dharka, waraaqaha iyo qaybaha elektiroonigga ah iyo warshadaha kale.Marka loo eego tirada beddelka waxaa loo qaybin karaa hal ether iyo ether isku dhafan, marka loo eego ionization waxaa loo qaybin karaa ether cellulose ionic iyo ether cellulose aan-ionic ah.Waqtigan xaadirka ah, habka wax soo saarka ionic cellulose ether ionic waa qaan, fududahay in la sameeyo iyo qiimo jaban, caqabadaha warshadaha hooseeya, inta badan loo isticmaalo waxyaabaha lagu daro cuntada, wax lagu daro dharka, kiimikooyinka maalinlaha ah iyo beeraha kale, waa wax soo saarka ugu weyn ee suuqa.

Waqtigan xaadirka ah, ether-ka guud ee adduunka ee cellulose ether waa CMC, HPMC, MC, HEC iyo dhowr kale, wax soo saarka CMC waa kan ugu weyn, xisaabinta qiyaastii kala bar wax soo saarka caalamiga ah, halka HPMC iyo MC labaduba ay xisaabiyaan qiyaastii 33% baahida caalamiga ah. HEC waxay xisaabisaa qiyaastii 13% suuqyada adduunka.Isticmaalka dhamaadka ugu muhiimsan ee karboxymethyl cellulose (CMC) waa saabuunta, oo ka dhigan qiyaastii 22% baahida suuqa hoose, iyo alaabada kale waxaa inta badan loo isticmaalaa qalabka dhismaha, cuntada iyo daawada.

Ii.Codsiga hoose

Waagii hore, sababtoo ah baahida xaddidan ee horumarinta ether cellulose ee kiimikooyinka maalinlaha ah, daawada, cuntada, daboolka iyo beeraha kale ee Shiinaha, baahida loo qabo ether cellulose ee Shiinaha ayaa asal ahaan ku urursan berrinka qalabka dhismaha, ilaa maanta, dhismaha Warshadaha agabka ayaa wali ku jira 33% baahida etherka cellulose ee Shiinaha.Iyo sida Shiinaha ether cellulose ee berrinkii baahida qalabka dhismaha ayaa noqday saturated, in kiimikooyinka maalinlaha ah, daawada, cuntada, daahan iyo beeraha kale ee baahida ayaa si degdeg ah u koraya iyadoo horumarinta technology codsiga.Tusaale ahaan, sannadihii la soo dhaafay, kaabsoosha dhirta leh ether cellulose sida alaabta ceeriin ee ugu weyn, iyo sidoo kale alaabooyinka soo baxaya ee laga sameeyay hilibka macmalka ah ee ether cellulose waxay leeyihiin rajooyin ballaadhan iyo meel korriin.

Dhinaca qalabka dhismaha, tusaale ahaan, ether cellulose leh dhumucdiisuna, haynta biyaha, uumiga gaabis ah iyo sifooyin kale oo aad u fiican, sidaas darteed qalabka dhismaha fasalka cellulose ether waxaa si ballaaran loo isticmaalaa si loo hagaajiyo waxqabadka alaabta dhismaha oo ay ku jiraan hoobiye diyaar-isku-dar ah (oo ay ku jiraan qoyan). Madaafiic isku dhafan oo qallalan oo qallalan), wax soo saarka resin PVC, rinjiga cinjirka, putty, iwm. iyo shuruudaha deegaanka ee macaamiisha ee agabka dhismuhu waxay noqonayaan kuwo sare oo sarreeya, taasoo horseedaysa baahida loo qabo ether-ka cellulose-ka aan-ionic ee goobta qalabka dhismaha.Muddadii 13-aad ee Qorshaha Shanta Sano, Shiinuhu waxa uu dardargeliyay dib-u-habaynta goobaha dunsan iyo guryihii burburay ee magaalooyinka, waxaana la xoojiyay dhismaha kaabayaasha magaalooyinka, oo ay ka mid tahay dardar-gelinta dib-u-cusboonaysiinta goobaha burbursan iyo tuulooyinka magaalooyinka, iyo si habsami leh oo kor loogu qaadayo dib-u-habaynta ballaaran ee Goobo qadiimi ah oo la dego iyo dib-u-dayactirka guryihii hore ee burburay iyo guryo aan dhamaystirnayn.Qaybtii hore ee 2021, 755.15 milyan mitir oo laba jibbaaran oo meel la deggan yahay ayaa la bilaabay, boqolkiiba 5.5.Bedka la dhammaystiray ee guryuhu waa 364.81 milyan mitir oo laba jibbaaran, ilaa 25.7%.Dib-u-soo-celinta aagga la dhammeeyey ee hantida ma-guurtada ah waxay kicin doontaa baahida ku habboon ee goobta qalabka dhismaha ether-ka cellulose.

3. Habka tartanka suuqa

Shiinaha waa waddan soo saara ether cellulose caalami ah, marxaladda hadda ee qalabka dhismaha gudaha fasalka cellulose ether ayaa asal ahaan lagu gaaray deegaan ahaan, Anxin Chemistry ee hormuudka ka ah shirkadaha berrinkii ether cellulose, saarayaasha kale ee waaweyn ee gudaha sidoo kale waxaa ka mid ah Kima Kiimikada iwm heerka dahaarka, dawooyinka Ether heerka cuntada ah ayaa hadda ah inta badan Maraykanka Dow, Ashland, Japan shinetsu, South Korea Lotte iyo kali shisheeye kale.Marka lagu daroAnxin chemistrydhowr in ka badan toban kun oo tan oo shirkado ah, kumanaan tan oo ah shirkado yaryar oo wax-soo-saar ah oo aan-ionic cellulose ether ah, inta badan shirkadahan yaryar waxay soo saaraan qalabka dhismaha ee caadiga ah ee darajada cellulose ether, mana laha xoog ay ku soo saaraan cunto iyo dawooyin badan oo heersare ah.

Afar, cellulose ether soo dejinta iyo xaaladda dhoofinta

Sannadkii 2020, cudurka faafa ee dibedda ayaa horseeday hoos u dhaca awoodda wax-soo-saarka shirkadaha shisheeye, dhoofinta ether-ka Shiinaha ee cellulose waxay muujisay isbeddel degdeg ah, 2020 si loo gaaro dhoofinta ether cellulose 77,272 tan.Inkasta oo mugga dhoofinta ether-ka cellulose ee Shiinaha uu si dhakhso ah u korayo, wax soo saarka dhoofinta ayaa inta badan ku salaysan qalabka dhismaha cellulose ether, halka mugga dhoofinta ee ether-ka cellulose-ka ee la cuni karo uu aad u yar yahay, qiimaha dheeraadka ah ee alaabta dhoofintu waa mid hooseeya.Waqtigan xaadirka ah, mugga dhoofinta ether cellulose ee Shiinaha waa afar jeer mugga soo dejinta, laakiin mugga dhoofinta ayaa ka yar laba jeer xaddiga soo dejinta.In berrinkii alaabta-dhamaadka sare ee gudaha cellulose ether geedi socodka beddelka dhoofinta weli waa meel bannaan oo loogu talagalay horumarinta.


Waqtiga boostada: Jun-07-2022