I-cellulose etheryenziwa nge-cellulose ngokusabela kwe-etherification nge-ejenti ye-etherification eyodwa noma amaningana kanye nokugaya okomile.Ngokwezinhlaka zamakhemikhali ezihlukene zama-ether substituent, ama-cellulose ether angahlukaniswa abe ama-anionic, ama-cationic, nama-non-ionic ether.Ionic cellulose ethers ikakhulukazi ihlanganisa i-carboxymethyl cellulose ethers (CMC);Ama-non-ionic cellulose ether ikakhulukazi ahlanganisa i-methyl cellulose ether (MC), i-hydroxypropyl methyl cellulose ether (I-HPMC), kanye ne-hydroxyethyl cellulose ether (HC).Ama-non-ionic ether aphinde ahlukaniswe abe ama-ether ancibilika emanzini kanye nama-ether ancibilikayo kawoyela, futhi asetshenziswa kakhulu emikhiqizweni yodaka.Ebukhoneni be-calcium ion, i-ionic cellulose ether ayizinzile, ngakho-ke ayivamisile ukusetshenziswa emikhiqizweni yodaka olomile oluxutshwe kusetshenziswa usimende, umcako ofakwe amanzi, nezinye izinto zikasimende.Ama-non-ionic water-soluble cellulose ethers asetshenziswa kakhulu embonini yezinto zokwakha ngenxa yokuqina kwawo kokumiswa kanye nezindawo zokugcina amanzi.
1. Amakhemikhali e-cellulose ether
I-ether ye-cellulose ngayinyeinesakhiwo esiyisisekelo se-cellulose - isakhiwo se-glucose esiphelelwe amanzi.Enqubweni yokukhiqiza i-cellulose ether, imicu ye-cellulose iqala ukushiswa ngesisombululo se-alkaline, bese iphathwa ngama-etherification agents.Imikhiqizo ye-fibrous reaction iyahlanzwa futhi igaywe ukuze yenze impushana efanayo enobunono obuthile.
Ngesikhathi sokukhiqizwa kwe-MC, i-methane chloride kuphela isetshenziswa njenge-ejenti etherifying;Ngaphezu kokusebenzisa i-methane chloride ekukhiqizeniI-HPMC, i-epoxy propylene iphinde isetshenziselwe ukuthola izinto ezisetshenziswayo ze-hydroxypropyl.Ama-cellulose ether ahlukahlukene anezilinganiso ezihlukile zokushintshwa kwe-methyl kanye ne-hydroxypropyl, athinta ukunyibilika kwe-organic kwesisombululo se-cellulose ether kanye nezinga lokushisa lejeli elishisayo nezinye izici.
2. Izimo zokusetshenziswa kwe-cellulose ether
I-cellulose etheriyi-polymer engeyona i-ionic semi synthetic enezinto ezincibilikayo emanzini nezisekelwe ku-solvent, futhi imiphumela yayo iyahlukahluka ezimbonini ezahlukene.Isibonelo, ezintweni zokwakha zamakhemikhali, zinemiphumela elandelayo eyinhlanganisela:
① I-ejenti egcina amanzi ② Thickener ③ Isakhiwo sokulinganisa ④ Isakhiwo sefilimu ⑤ Okunamathelayo
KweI-PVCimboni, iyi-emulsifier ne-dispersant;Embonini yezemithi, i-cellulose iwuhlobo lwe-binder kanye nezinto zohlaka ezikhishwa kancane, futhi ngenxa yokuthi inemiphumela eyinhlanganisela eminingi, izinkambu zayo zokusebenza nazo zibanzi kakhulu.Ngezansi, sizogxila ezindleleni zokusetshenziswa nemisebenzi ye-cellulose ether ezintweni zokwakha ezihlukahlukene.
(1) Ngopende we-latex:
Embonini yepende ye-latex, kuyadingeka ukukhethai-hydroxyethyl cellulose.Ukucaciswa okujwayelekile kwe-viscosity elinganayo yi-RT30000-5000cps, ehambisana nokucaciswa kwe-HBR250.Umthamo wereferensi ngokuvamile uzungeze i-1.5 ‰ -2 ‰.Indima eyinhloko ye-hydroxyethyl kupende we-latex ukuqina, ukuvimbela ijeli ye-pigment, ukufaka isandla ekuhlakazekeni kwe-pigment, ukuqina kwe-latex, ukuthuthukisa i-viscosity yezingxenye, nokuba negalelo ekusebenzeni kokulinganisa kokwakhiwa: i-hydroxyethyl cellulose kulula ukuyisebenzisa, engancibilika amanzi abandayo namanzi ashisayo, futhi alithintwa inani le-PH.Ingasetshenziswa ngokuphepha phakathi kwenani le-PI elingu-2-12.Kusetshenziswa izindlela ezintathu ezilandelayo: I Ukwengeza ngokuqondile ekukhiqizeni: Le ndlela kufanele ikhethe uhlobo olubambezelekile lwe-hydroxyethyl cellulose, nesikhathi sokuhlakazeka esingaphezu kwemizuzu engama-30.Izinyathelo zokusebenzisa zimi kanje: ① Faka inani lenani lamanzi ahlanzekile esitsheni esifakwe isivunguvungu esiphezulu;② Qala ukunyakazisa ngesivinini esiphansi ngaphandle kokuma, Ngesikhathi esifanayo, kancane kancane futhi ngokulinganayo engeza i-hydroxyethyl kusixazululo.③ Qhubeka ushukumisa kuze kube yilapho zonke izinto zezinhlayiya sezimanzi.④ Engeza ezinye izithasiselo kanye ne-alkaline.⑤ Hlanganisa kuze kube yilapho yonke i-hydroxyethyl ichitheka ngokuphelele.Bese wengeza ezinye izingxenye kufomula bese ugaya kuze kube umkhiqizo ophelile.II.Ukulungiswa kotshwala kamama obuzosetshenziswa: Le ndlela ingakhetha uhlobo olusheshayo futhi inomphumela wokulwa nesikhunta ku-cellulose.Inzuzo yale ndlela yukuthi inokuguquguquka okukhulu futhi ingafakwa ngokuqondile kupende we-latex.Indlela yokulungiselela iyafana nezinyathelo ① ukuya ku-④.III.Ukulungiswa kwe-Congee njengezinto ezizosetshenziswa esikhathini esizayo: Njengoba izincibilikisi zemvelo ziyizincibilikisi ezimbi (ezingancibiliki) ku-hydroxyethyl, lezi zinyibilikisi zingasetshenziswa ukulungisa i-Congee njengezinto.I-solvent ephilayo esetshenziswa kakhulu uketshezi oluphilayo kufomula kapende we-emulsion, njenge-ethylene glycol, i-propylene glycol kanye ne-ejenti eyenza ifilimu (njenge-diethylene glycol butyl acetate).I-Congee efana ne-hydroxyethyl cellulose ingafakwa ngokuqondile kupende, bese iqhubeka inyakazisa ize ihlakazwe ngokuphelele.
(2) Ekukhutsheni i-putty yodonga:
Njengamanje, i-putty ehambisana nemvelo ekwazi ukumelana namanzi nokukhuhla iye yaziswa kakhulu emadolobheni amaningi e-China.Eminyakeni embalwa edlule, ngenxa yokukhishwa kwegesi ye-formaldehyde kusuka ku-putty eyenziwe nge-adhesive yesakhiwo, elimaza impilo yabantu, i-adhesive yokwakha ilungiswe ukusabela kwe-acetal ye-polyvinyl alcohol ne-formaldehyde.Ngakho-ke le nto iyasuswa kancane kancane ngabantu, futhi esikhundleni salokhu okuqukethwe yimikhiqizo yochungechunge lwe-cellulose ether, okusho ukuthi kuthuthukiswe izinto zokwakha ezihambisana nemvelo.I-Cellulose okwamanje ukuphela kwento etholakalayo.Ku-putty ukumelana namanzi, ingahlukaniswa ngezinhlobo ezimbili: i-powder putty ne-putty paste.Ngokuvamile, i-methyl cellulose eguquliwe kanye ne-hydroxypropyl methyl zikhethwa njengezinhlobo ezimbili ze-putty, futhi ukucaciswa kwe-viscosity ngokuvamile kuphakathi kuka-30000-60000 cps.Umsebenzi oyinhloko we-cellulose ku-putty ukugcina amanzi, isibopho, nokugcoba.Ngenxa yamafomula ahlukene we-putty abakhiqizi abahlukahlukene, amanye ayi-calcium empunga, i-calcium ekhanyayo, usimende omhlophe, njll., kanti amanye ayimpushana ye-gypsum, i-calcium empunga, i-calcium ekhanyayo, njll., imininingwane, i-viscosity, kanye nenani lokungeniswa kwe-cellulose amafomula amabili nawo ahlukile, anenani elijwayelekile lokuhlanganisa cishe 2 ‰ -3 ‰.Ekwakhiweni kwe-scraping wall putty, ngenxa yokumuncwa okuthile kwamanzi kwesisekelo sodonga (izinga lokumuncwa kwamanzi ezindongeni zezitini liyi-13%, futhi izinga lokumuncwa kwamanzi likakhonkolo liyi-3-5%), lihambisana nangaphandle. ukuhwamuka, uma i-putty ilahlekelwa amanzi ngokushesha kakhulu, izobangela imifantu noma i-powder peeling, futhi ngaleyo ndlela yenza buthaka amandla e-putty.Ngakho-ke, ukwengeza i-cellulose ether kuzoxazulula le nkinga.Kodwa-ke, ikhwalithi yezinto zokugcwalisa, ikakhulukazi ikhwalithi ye-gray calcium, nayo ibaluleke kakhulu.Ngenxa ye-viscosity ephezulu ye-cellulose, iphinde ithuthukise ukuvuthwa kwe-putty, igweme ukucwiliswa ngesikhathi sokwakhiwa, futhi ikhululekile futhi isindisa umsebenzi ukukhuhla.I-cellulose ether ku-powder putty idinga ukungezwa efektri ngendlela efanele.Ukukhiqizwa nokusetshenziswa kwayo kulula, futhi izinto zokugcwalisa kanye nezithasiselo zingahlanganiswa ngokulinganayo ne-powder eyomile.Ukwakhiwa nakho kulula, futhi ukusatshalaliswa kwamanzi endaweni kuncike ekutheni angakanani asetshenziswayo.
(3) Udaka lukakhonkolo:
Ngodaka lwekhonkrithi, ukuze uzuze ngempela amandla okugcina, kuyadingeka ukugcwalisa ngokuphelele usimende.Ikakhulukazi ekwakhiweni kwehlobo, lapho ukulahlekelwa kwamanzi odaka lwekhonkrithi kushesha kakhulu, izinyathelo eziphelele ze-hydration zithathwa ukuze kugcinwe futhi kufafazwe amanzi.Le ndlela ibangela ukuchithwa kwemithombo yamanzi kanye nokuphazamiseka ekusebenzeni, futhi isihluthulelo siwukuthi amanzi angaphezulu kuphela, kuyilapho i-hydration yangaphakathi ingaphelele.Ngakho-ke, isixazululo sale nkinga yilesi:, Ukwengeza ama-cellulose agcina amanzi ayisishiyagalombili kukhonkolo yodaka ngokuvamile kukhethwa i-hydroxypropyl methyl noma i-methyl cellulose, enezici ze-viscosity ezisukela ku-20000 kuya ku-60000 cps kanye nenani elingeziwe lika-2% kuya ku-3%.Cishe, izinga lokugcinwa kwamanzi lingakhuphuka libe ngaphezu kwama-85%.Indlela yokusebenzisa ukhonkolo wodaka ukuxuba impushana eyomile ngokulinganayo bese uthela amanzi emlonyeni.
(4) Ekuplasteni i-gypsum, i-gypsum yokuhlanganisa, ne-caulking gypsum:
Ngokuthuthuka okusheshayo kwemboni yezokwakha, isidingo sezinto zokwakha ezintsha siyanda usuku nosuku.Ngenxa yokwanda kokuqwashisa ngokuvikelwa kwemvelo kanye nokuthuthukiswa okuqhubekayo kokusebenza kahle kokwakhiwa, imikhiqizo ye-gypsum kasimende ithuthuke ngokushesha.Njengamanje, imikhiqizo ejwayeleke kakhulu ye-gypsum ihlanganisa i-gypsum yokukhonkolo, i-gypsum ehlanganisiwe, i-gypsum egxilile, i-tile binder, njll.Izindonga ezisetshenziselwa ukuplasta zithambile futhi zibushelelezi, ngaphandle kokuxebuka impushana futhi zinamathele ngokuqinile esisekelweni, ngaphandle kokuqhekeka noma ukuxebuka, futhi zinomsebenzi wokuvikela umlilo;I-gypsum eboshiwe iwuhlobo olusha lwesibophezelo sebhodi elikhanyayo, elenziwe nge-gypsum njengento eyisisekelo futhi yengezwe ngezithasiselo ezihlukahlukene zamandla.Ifanele ukuhlangana phakathi kwezinto ezihlukahlukene zezindonga zokwakha ezingaphili futhi inezici zokungewona ubuthi, ukungabi naphunga, amandla okuqala, ukusetha okusheshayo, nokubopha okuqinile.Kuyinto esekelayo yokwakha ibhodi kanye nokwakhiwa kwebhulokhi;I-Gypsum joint filler iyisici sokugcwalisa izikhala phakathi kwamabhodi e-gypsum, kanye nokugcwalisa izindonga nokuqhekeka.Le mikhiqizo ye-gypsum inochungechunge lwemisebenzi ehlukene.Ngaphezu kwe-gypsum nama-filler ahlobene, inkinga ebalulekile ukuthi izithasiselo ze-cellulose ether ezingeziwe zidlala indima enkulu.Ngenxa yokuthi i-gypsum ihlukaniswe yaba i-gypsum anhydrous kanye ne-hemihydrate gypsum, izinhlobo ezahlukene ze-gypsum zinemiphumela ehlukene ekusebenzeni komkhiqizo.Ngakho-ke, ukuqina, ukugcinwa kwamanzi, kanye nokuhlehlisa ikhwalithi kunquma ikhwalithi yezinto zokwakha ze-gypsum.Inkinga evamile ngalezi zinto ezisetshenziswayo ukugoba nokuqhekeka, futhi amandla okuqala awakwazi ukufinyelelwa.Ukuze uxazulule le nkinga, kuyadingeka ukukhetha imodeli ye-cellulose kanye nendlela yokusebenzisa inhlanganisela ye-retarders.Mayelana nalokhu, i-methyl noma i-hydroxypropyl methyl ngokuvamile ikhethwa njenge-30000 kuya ku-60000 cps, ngenani elingeziwe elingu-1.5% -2%.Phakathi kwazo, i-cellulose igxile ekugcinweni kwayo kwamanzi, ekubambezeleni nasekuwagcobiseni.Kodwa-ke, akunakwenzeka ukusebenzisa i-cellulose ether njenge-retarder kule nqubo, futhi kuyadingeka ukwengeza i-citric acid retarder ukuxuba nokuyisebenzisa ngaphandle kokuthinta amandla okuqala.Izinga lokugcina amanzi ngokuvamile libhekisela enanini lokulahlekelwa kwamanzi emvelo ngaphandle kokumuncwa kwamanzi ngaphandle.Uma udonga lomile, ukumuncwa kwamanzi kanye nokuhwamuka kwemvelo kwesizinda sesisekelo kubangela ukuthi impahla ilahlekelwe amanzi ngokushesha, okuzophinde kubangele ukugoba nokuqhekeka.Le ndlela yokusetshenziswa iwukuhlanganisa impushana eyomile.Uma ulungiselela isixazululo, sicela ubheke indlela yokulungisa isixazululo.
(5) Udaka lwe-insulation
I-insulation mortar iwuhlobo olusha lwempahla yokufakwa odongeni lwangaphakathi esifundeni esisenyakatho, okuwudonga oluhlanganiswe ngezinto zokuvikela, udaka, nezinamatheliso.I-Cellulose idlala indima ebalulekile ekuhlanganiseni nasekukhuliseni amandla kule nto.Ngokuvamile, i-methyl cellulose ene-viscosity ephezulu (ezungeze i-10000eps) ikhethwa, futhi umthamo ngokuvamile uphakathi kuka-2 ‰ -3 ‰.Indlela yokusebenzisa iwukuxuba impushana eyomile.
(6) I-ejenti ye-interface
I-ejenti yesixhumi esibonakalayo kufanele ibeI-HPMC20000 cps, kanye ne-adhesive yama-tile kufanele ibe ngaphezu kuka-60000 cps.Ku-ejenti yesixhumi esibonakalayo, kugxilwe ku-ejenti yokuqina, engathuthukisa amandla aqinile kanye nokumelana nemicibisholo.Faka i-ejenti egcina amanzi ekuhlanganisweni kwamathayili ukuze uvimbele ukuthi angawi ngokushesha ngenxa yokulahleka kwamanzi.
3. Isimo seketango lemboni
(1) Imboni ekhuphuka nomfula
Izinto zokusetshenziswa eziyinhloko ezidingekayo ekukhiqizenii-cellulose etherzihlanganisa ukotini ocolisisiwe (noma i-pulp yokhuni) nezinye izincibilikisi zamakhemikhali ezivame ukusetshenziswa, njenge-epoxy propane, i-chloromethane, i-alkali ewuketshezi, i-flake alkali, i-ethylene oxide, i-toluene, nezinye izinto ezisizayo.Amabhizinisi akhuphuka nomfula kule mboni ahlanganisa amabhizinisi okukhiqiza ukotini ocolisisiwe kanye nokhuni, kanye namanye amabhizinisi amakhemikhali.Ukushintshashintsha kwezintengo zezinto zokusetshenziswa eziyinhloko ezibalulwe ngenhla kuzoba namazinga ahlukahlukene omthelela ezindlekweni zokukhiqiza kanye nenani lokuthengisa le-cellulose ether.
Izindleko zikakotini ocolisisiwe ziphakeme kakhulu.Uma sithatha i-ether ye-cellulose ether yebanga lezinto zokwakha njengesibonelo, phakathi nesikhathi sokubika, ingxenye yezindleko zikakotini ocolisisiwe ezindlekweni zokuthengisa zezinto zokwakha zebanga le-cellulose ether yayingu-31.74%, 28.50%, 26.59%, no-26.90%, ngokulandelana.Ukushintshashintsha kwezintengo zikakotini ocolisisiwe kuzothinta izindleko zokukhiqizwa kwe-cellulose ether.Impahla eluhlaza eyinhloko yokukhiqiza ukotini ocolisisiwe i-cotton linter.I-cotton linter ingenye yemikhiqizo ekhiqizwayo enqubweni yokukhiqiza ukotini, esetshenziselwa kakhulu ukukhiqiza imikhiqizo efana ne-cotton pulp, ukotini ocolisisiwe, ne-nitrocellulose.Kunomehluko omkhulu enanini elisetshenziswayo nasekusetshenzisweni kwe-cotton linter nokotini, futhi amanani azo aphansi kakhulu kunalawo kakotini, kodwa kukhona ukuhlobana okuthile nokuguquguquka kwentengo kakotini.Ukushintshashintsha kwentengo ye-linter kakotini kuzothinta intengo kakotini ocolisisiwe.
Ukushintshashintsha okukhulu kwezintengo zikakotini ocolisisiwe kuzoba namazinga ahlukahlukene omthelela ekulawuleni izindleko zokukhiqiza, intengo yomkhiqizo, kanye nenzuzo yamabhizinisi kulo mkhakha.Esimweni samanani aphezulu kakotini ocolisisiwe kanye nezintengo ezishibhile ze-pulp yezinkuni, ukuze kwehliswe izindleko, i-pulp yokhuni ingasetshenziswa esikhundleni kanye nesengezo sikakotini ocolisisiwe, ikakhulukazi ukukhiqiza ama-cellulose ether ane-viscosity ephansi efana nemithi nokudla. grade cellulose ethers.Ngokwemininingwane yewebhusayithi yeNational Bureau of Statistics, ngo-2013, indawo yaseShayina yokutshala ukotini yayingamahektha ayizigidi ezingu-4.35, kanti ukukhiqizwa kukakotini kazwelonke kwaba amathani ayizigidi ezingu-6.31.Ngokwemininingwane yezibalo ye-China Cellulose Industry Association, ngonyaka wezi-2014, inani eliphelele likakotini ocolisisiwe owenziwe ngamabhizinisi amakhulu asekhaya akhiqiza ukotini ocolisisiwe kwaba amathani angama-332000, nokutholakala okwanele kwezinto zokusetshenziswa.
Izinto zokusetshenziswa eziyinhloko zokukhiqiza imishini yamakhemikhali esekelwe ku-graphite yinsimbi ne-graphite carbon.Intengo yensimbi ne-graphite carbon ilandisa ngenani eliphakeme lezindleko zokukhiqiza imishini yamakhemikhali e-graphite.Ukushintshashintsha kwentengo yalezi zinto zokusetshenziswa kuzoba nomthelela othile ezindlekweni zokukhiqiza kanye nentengo yokuthengisa yemishini yamakhemikhali e-graphite.
(2) Isimo semboni ye-cellulose ether ephansi
I-cellulose ether, njenge-"industrial monosodium glutamate", inenani eliphansi lezithasiselo kanye nohlu olubanzi lwezinhlelo zokusebenza, nezimboni ezingezansi ezihlakazekile ezimbonini ezihlukahlukene zomnotho wezwe.
Imvamisa, izimboni ezakha umfula kanye nezimboni zezindlu ezithengiswayo zizoba nomthelela othile esilinganisweni sokukhula kwesidingo sezinto zokwakha ze-cellulose ether.Lapho izinga lokukhula kwezimboni zokwakha zasekhaya kanye nezindawo ezithengiswayo lishesha kakhulu, isidingo sezinto zokwakha ze-cellulose ether yebanga lezinto zokwakha emakethe yasekhaya sikhula ngokushesha.Lapho izinga lokukhula kwezimboni zokwakha zasekhaya kanye nezimboni zezindlu zehla, isidingo sezinto zokwakha grade cellulose ether emakethe yasekhaya sizokwehla, okwenza ukuncintisana kule mboni kushube kakhulu futhi kusheshise inqubo yokusinda kwamabhizinisi kulo mkhakha. .
Kusukela ngo-2012, esimweni sokwehla kwezinga lemboni yezokwakha kanye nezindlu, akubanga khona ukushintshashintsha okuphawulekayo esidingweni sezinto zokwakha ze-cellulose ether emakethe yasekhaya.Izizathu eziyinhloko yilezi: okokuqala, isilinganiso esiphelele sezimboni zokwakha zasekhaya kanye nezindlu ezithengiswayo sikhulu, futhi isidingo semakethe esiphelele sikhulu ngokuqhathaniswa;Imakethe enkulu yabathengi yezinto zokwakha i-cellulose ether yebanga lezinto zokwakha iye yanda kancane kancane isuka ezifundeni ezithuthukile kwezomnotho kanye namadolobha esigaba sokuqala nesesibili kuya esifundeni esimaphakathi nesentshonalanga namadolobha esigaba sesithathu, yandisa amandla kanye nesikhala sokukhula kwesidingo sasekhaya;2, Inani elingeziwe le-cellulose ether lilandisa ingxenye ephansi yezindleko zezinto zokwakha, futhi inani elisetshenziswa ikhasimende elilodwa lincane.Amakhasimende ahlakazekile, angadala isidingo esiqinile kalula.Ingqikithi yesidingo emakethe engezansi komfula izinzile;3, Ukushintsha kwentengo yemakethe kuyisici esibalulekile esithinta ukwakheka kwesidingo sebanga lezinto zokwakha ze-cellulose ether.Kusukela ngo-2012, intengo yezinto zokwakha ebangeni le-cellulose ether yehle kakhulu, okubangela ukwehla okukhulu kwamanani entengo yemikhiqizo ephakathi nephezulu, iheha amakhasimende amaningi ukuthi athenge futhi akhethe, okwandisa isidingo semikhiqizo ephakathi ukuya phezulu, futhi ukucindezela isidingo semakethe nendawo yentengo yemikhiqizo ejwayelekile.
Izinga lokuthuthuka nezinga lokukhula kwemboni eyenza imithi lizothinta isidingo se-ether ye-cellulose ether yezinga lezemithi.Ukwenziwa ngcono kwezinga lokuphila kwabantu kanye nokuthuthukiswa kwemboni yezokudla kusiza ekuqhubekiseni isidingo semakethe se-cellulose ether yezinga lokudla.
6. Indlela yokuthuthuka ye-cellulose ether
Ngenxa yomehluko wesakhiwo esidingweni semakethe se-cellulose ether, kuye kwavela isimo lapho amabhizinisi anamandla ahlukene angahlala khona.Ukusabela ekuhlukaniseni okusobala kwesakhiwo sesidingo semakethe, abakhiqizi be-cellulose ether basekhaya basebenzise amasu ahlukene okuncintisana ngokusekelwe emandleni abo, kuyilapho futhi bebamba ngempumelelo inkambiso yentuthuko kanye nesiqondiso semakethe.
(1) Ukuqinisekisa ukuzinza kwekhwalithi yomkhiqizo kusazoba iphuzu eliyinhloko lokuncintisana lamabhizinisi e-cellulose ether
I-cellulose etheribala ingxenye encane yezindleko zokukhiqiza emabhizinisini amaningi aphansi kulo mkhakha, kodwa inomthelela omkhulu kukhwalithi yomkhiqizo.Iqembu lamakhasimende elisezingeni eliphezulu lidinga ukuhlola ifomula ngaphambi kokusebenzisa uhlobo oluthile nemodeli ye-cellulose ether.Ngemva kokwenza ifomula ezinzile, ngokuvamile akulula ukushintsha imikhiqizo evela kwezinye izinhlobo, futhi izidingo eziphakeme ziphinde zibekwe ekuzinzeni kwekhwalithi ye-cellulose ether.Lesi simo sigqame kakhulu emikhakheni esezingeni eliphezulu njengamabhizinisi amakhulu okukhiqiza izinto zokwakha ezifuywayo nakwamanye amazwe, izithasiselo zemithi, izithasiselo zokudla, i-PVC, njll. Ukuze kuthuthukiswe ukuncintisana kwemikhiqizo, amabhizinisi okukhiqiza kumele aqinisekise ukuthi ukuzinza kwekhwalithi yezinhlobonhlobo ezahlukene amaqoqo e-cellulose ether ahlinzekiwe angagcinwa isikhathi eside, ukuze kwakheke isithunzi esihle semakethe.
(2) Ukuthuthukisa izinga lobuchwepheshe bokusebenzisa umkhiqizo kuyisiqondiso sokuthuthukiswa kwamabhizinisi asekhaya we-cellulose ether
Ngobuchwepheshe obukhulayo bokukhiqiza be-cellulose ether, izinga eliphezulu lobuchwepheshe bokusebenzisa lizuzisa amabhizinisi ukuthuthukisa ukuncintisana kwawo okuphelele futhi akhe ubudlelwano obuzinzile namakhasimende.Amabhizinisi adumile e-cellulose ether emazweni athuthukile ikakhulukazi amukela isu lokuncintisana "lokukhomba amakhasimende amakhulu aphezulu kanye nokuthuthukisa izinhlelo zokusebenza kanye nokusetshenziswa", ukuthuthukisai-cellulose etherizinhlelo zokusebenza namafomula okusetshenziswa, kanye nokumisa uchungechunge lwemikhiqizo ngokwezinkambu ezihlukene zohlelo lokusebenza ukuze kube lula ukusetshenziswa kwamakhasimende, kanye nokuhlakulela isidingo semakethe ephansi ngalokhu.Ukuncintisana phakathi kwamabhizinisi e-cellulose ether emazweni athuthukile usushintshile usuka kumkhiqizo waya kubuchwepheshe bokusebenzisa.
Isikhathi sokuthumela: Aug-31-2023