I-bamboo pulp isetyenziswa kakhulu ekwenzeni amaphepha, amalaphu nakwezinye iindawo ngenxa yeempawu zayo zendalo zokulwa neentsholongwane, ezivuselelekayo nezinobuhlobo nokusingqongileyo. Ukuvavanya ukusebenza komzimba, iikhemikhali, oomatshini kunye nokusingqongileyo kwe-bamboo pulp kubalulekile ukuqinisekisa umgangatho kunye nokhuseleko lwemveliso. Iindlela ezahlukeneyo zokuvavanya zibaluleke kakhulu ekuphuculeni ukhuphiswano lwemarike.
I-bamboo pulp yinto eluhlaza eyenziwe ngefayibha eyenziwe nge-bamboo ngeendlela zeekhemikhali, ze-mechanical okanye ze-semi-chemical. Ngenxa yeempawu zayo zendalo zokulwa neentsholongwane, ezivuselelekayo nezinobuhlobo nokusingqongileyo, i-bamboo pulp isetyenzisiwe kakhulu ekwenzeni iphepha, kwilaphu nakwezinye iinkalo kwiminyaka yakutshanje. Ukuqinisekisa uzinzo lomgangatho weemveliso ze-bamboo pulp kunye nokuhlangabezana neemfuno ezifanelekileyo zokusetyenziswa, uvavanyo lwe-bamboo pulp lukhonkco oluyimfuneko. Eli nqaku liza kugxila kwizinto zovavanyo, iindlela kunye nokubaluleka kwe-bamboo pulp.
1. Iimpawu ezisisiseko ze-bamboo pulp
I-bamboo pulp yifayibha esekwe kwi-bio eneempawu ezilandelayo:
Umxholo ophezulu we-cellulose yendalo: I-bamboo pulp ine-cellulose eninzi, enokubonelela ngamandla nokuqina okuhle.
Ubude befayibha ephakathi: Ubude befayibha ye-bamboo buphakathi kwefayibha yomthi kunye nefayibha yengca, enika i-bamboo pulp iipropati zomzimba ezikhethekileyo kwaye ifanelekile kwiinjongo ezahlukeneyo zokwenza iphepha.
Ukhuseleko oluqinileyo lokusingqongileyo: Njengesityalo esikhula ngokukhawuleza, i-bamboo pulp ineempawu zezinto eziluhlaza ezivuselelekayo kunye nokukhupha ikhabhoni encinci, nto leyo eyenza ukuba ibe yi-pulp enobuhlobo nokusingqongileyo.
Impahla yokulwa neentsholongwane: Ifayibha yendalo ye-bamboo ineempawu ezithile zokulwa neentsholongwane kwaye inezicelo ezikhethekileyo ekupakisheni ukutya, kwiimveliso zokhathalelo lomntu kunye nezinye iinkalo.
Izinto zokuvavanya i-bamboo pulp ziquka uvavanyo lweempawu zomzimba, iikhemikhali kunye nezoomatshini, ezibandakanya uhlalutyo lokwakheka kwefayibha, amandla, umxholo wokungcola, ubumhlophe, ukusebenza kokhuseleko lokusingqongileyo, njl.
2. Izinto zokuvavanya i-bamboo pulp kunye nokubaluleka kwayo
2.1 Uvavanyo lwepropathi ebonakalayo
Iimpawu ezibonakalayo zisisiseko somgangatho we-bamboo pulp, egubungela ubude befayibha, imo yefayibha, umxholo wothuthu, umxholo wokungcola kunye nezinye izinto.
Ubude befayibha: Ubude befayibha yepulp ye-bamboo bunempembelelo ebalulekileyo kumandla kunye nobume bephepha. Iifayibha ezinde kakhulu okanye ezimfutshane kakhulu ziya kuchaphazela ukufana kunye neempawu zoomatshini zeemveliso zephepha. Ubude befayibha kunye nokusasazwa kwayo kunokulinganiswa yi-fiber analyzer.
Umxholo wothuthu: Umxholo wothuthu ubhekisa kumxholo wezinto ezingatshiyo kwi-bamboo pulp, ezivela kakhulu kwizinto ezingaphiliyo kwi-bamboo kunye nezizalisi okanye iikhemikhali ezongeziweyo ngexesha lokucubungula. Umxholo ophezulu wothuthu uya kunciphisa amandla kunye nokuqhubekeka kwe-pulp, ngoko ke ukufunyanwa kothuthu luphawu olubalulekileyo ekulawuleni umgangatho we-bamboo pulp.
Ubungakanani bokungcola: Ukungcola kwi-pulp ye-bamboo (njengesanti, iitships zomthi, ii-fiber bundles, njl.njl.) kuya kuchaphazela inkangeleko kunye neempawu zoomatshini zeemveliso zephepha zokugqibela. Ubungakanani bokungcola okuphezulu kuya kubangela ukuba umphezulu wephepha ube rhabaxa, okunciphisa ukuguda nokusebenza kwephepha eligqityiweyo.
Ubumhlophe: Ubumhlophe buphawu olubalulekileyo lombala we-pulp, ingakumbi kwi-pulp ye-bamboo esetyenziswa ekuveliseni iphepha lokubhala kunye nephepha lokuprinta. Okukhona ubumhlophe buphezulu, kokukhona isiphumo sokubonakala kwephepha siba ngcono. Ubumhlophe buhlala bulinganiswa ngemitha yobumhlophe.
2.2 Ukuchonga ukwakheka kweekhemikhali
Ukuchonga ukwakheka kweekhemikhali ze-bamboo pulp kubandakanya ikakhulu uhlalutyo lwe-cellulose, i-hemicellulose, i-lignin kunye neentsalela ze-solvent. Ezi nxalenye zeekhemikhali zichaphazela ngokuthe ngqo iimpawu zomzimba kunye neempawu zokucubungula ze-bamboo pulp.
Umthamo we-cellulose: I-Cellulose yeyona nto iphambili kwi-bamboo pulp, emisela amandla e-bamboo pulp kunye nokuqina kweemveliso zephepha. Umthamo we-cellulose kwi-bamboo pulp unokubonwa ngeendlela zohlalutyo lweekhemikhali ukuqinisekisa ukuba iyahlangabezana neemfuno zokusetyenziswa ezahlukeneyo.
Ubungakanani beLignin: I-Lignin yinxalenye ebalulekileyo yeendonga zeeseli zezityalo, kodwa kwinkqubo yokwenza iphepha, kudla ngokuba yinto enqwenelekayo ukususa inxalenye ye-lignin ukuphucula ubumhlophe kunye nokuthamba kwe-pulp. Ubungakanani be-lignin obuninzi buya kubangela ukuba i-pulp ibe mnyama ngombala, nto leyo echaphazela umgangatho wephepha eligqityiweyo. Ukufunyanwa kwe-Lignin kungenziwa ngohlalutyo lweekhemikhali okanye lwe-spectral.
Umxholo weHemicellulose: Njengenxalenye encinci kwi-bamboo pulp, i-hemicellulose idlala indima ekulawuleni ukunamathelana phakathi kweefayibha kunye nokuthamba kwe-pulp. Umxholo we-hemicellulose ophakathi unokuphucula ukuqhubekeka kwe-pulp.
Iintsalela zeekhemikhali: Kwinkqubo yokuvelisa i-pulp ye-bamboo, ezinye iikhemikhali (ezifana ne-alkali, i-bleach, njl.njl.) zingasetyenziswa. Ke ngoko, ukufumanisa ukuba kukho iintsalela zeekhemikhali kwi-pulp ye-bamboo linyathelo elibalulekileyo lokuqinisekisa ukhuseleko lwemveliso kunye nokukhuselwa kwendalo.
2.3 Uvavanyo lwamandla oomatshini
Uvavanyo lwamandla oomatshini lwe-bamboo pulp lubandakanya ikakhulu amandla okutsalwa, amandla okukrazula, ukunyamezela ukugoba, njl. Ezi mpawu zichaphazela ngokuthe ngqo umgangatho wephepha okanye amalaphu aveliswe kwi-bamboo pulp.
Amandla okutsalwa: Amandla okutsalwa abonisa ukunamathelana nokuqina kweefayibha ze-bamboo pulp. Ukuvavanya amandla okutsalwa kwe-bamboo pulp kunokuvavanya uzinzo lwayo ngexesha lenkqubo yokwenza iphepha kunye nobomi benkonzo yephepha eligqityiweyo.
Amandla okukrazula: Uvavanyo lokuqina kokukrazula lusetyenziselwa ukuvavanya amandla anokuthi amelane nephepha le-bamboo pulp ngexesha lokutsalwa nokukrazulwa. I-bamboo pulp enamandla okukrazula aphezulu ifanelekile kwizicelo ezineemfuno ezinamandla aphezulu njengephepha lokupakisha kunye nephepha lemizi-mveliso.
Ukumelana nokusongeka: Ukumelana nokusongeka kubhekisa kubuchule beefayibha ze-bamboo pulp ukugcina ukuthembeka ngexesha lokusongeka okuphindaphindiweyo, nto leyo ebaluleke kakhulu kwiimveliso ze-bamboo pulp ezivelisa iincwadi eziphezulu okanye izinto zokupakisha.
2.4 Uvavanyo lokusebenza kokusingqongileyo
Ekubeni i-bamboo pulp isetyenziswa kakhulu ekupakisheni, kwiitafile, kwiiphepha zangasese nakwezinye iindawo ezidibana ngqo nomzimba womntu, iimfuno zayo zokhuseleko nokusingqongileyo ziphezulu kakhulu.
Ukubola kwezityalo: Njengesixhobo sezityalo esihlaziyekayo, i-bamboo pulp inokubola kwezityalo kakuhle. Ngokulinganisa inkqubo yokubola kwendalo kwilebhu, ukusebenza kokubola kwe-bamboo pulp kunokuvavanywa ukuqinisekisa ukuba iyahlangabezana nemigangatho yokusingqongileyo.
Ukuchonga umxholo wezinto ezinobungozi: Iimveliso ze-bamboo pulp kufuneka ziqinisekise ukuba azinazo izinto ezinobungozi ezifana neentsimbi ezinzima, i-formaldehyde, ii-phthalates, njl. Kwiimveliso zephepha le-bamboo pulp ezisetyenziselwa ukupakisha ukutya, iimveliso zococeko, njl.njl., olu hlobo lovavanyo lubaluleke kakhulu ukuqinisekisa ukuba iimveliso azinabungozi emzimbeni womntu.
Uvavanyo lwe-fluorescent whitening agent: Ubuninzi be-fluorescent whitening agent kwi-bamboo pulp buya kuchaphazela ukhuseleko lokutya kunye nokusebenza kwephepha kwimeko-bume, ngoko ke ukusetyenziswa kwe-fluorescent whitening agents kufuneka kuvavanywe.
3. Iindlela zokuvavanya
Uvavanyo lwe-bamboo pulp lubandakanya izixhobo ezahlukeneyo kunye neendlela zohlalutyo lweekhemikhali. Ngokwezinto ezahlukeneyo zovavanyo, iindlela ezisetyenziswa rhoqo ziquka:
Indlela yohlalutyo lweMicroskopu: isetyenziselwa ukujonga imo, ubude kunye nokusasazwa kweefayibha ze-bamboo pulp ukunceda ukuvavanya ukusebenza kwayo kokwenza iphepha.
Indlela yohlalutyo lweekhemikhali: Iinxalenye zeekhemikhali ezikwi-bamboo pulp, ezifana ne-cellulose, i-lignin, kunye nomxholo we-hemicellulose, zifunyanwa ngovavanyo lwe-acid-base, uhlalutyo lwe-gravimetric okanye uhlalutyo lwe-spectral.
Umvavanyi woomatshini: Uvavanyo lokuqina, amandla okukrazula kunye nokunyamezela okugoqekayo lunokugqitywa ngabavavanyi bobuchwephesha bepropathi ye-pulp ukuqinisekisa ukuba iimpawu zoomatshini ze-bamboo pulp ziyahlangabezana nemigangatho elindelekileyo.
I-Photometer: Isetyenziselwa ukubona ubumhlophe kunye nokukhazimla kwe-bamboo pulp ukuqinisekisa ukuba iimpawu zembonakalo ye-bamboo pulp ziyahlangabezana neemfuno zokusetyenziswa kwephepha.
Uvavanyo lokusebenza kokusingqongileyo: Fumana izinto eziyingozi kwi-bamboo pulp ngokusebenzisa izixhobo ezithile zohlalutyo lweekhemikhali (ezifana ne-atomic absorption spectrometer, i-gas chromatograph).
4. Ukubaluleka kovavanyo lwe-bamboo pulp
Ukuchongwa kwe-bamboo pulp kubaluleke kakhulu ukuqinisekisa umgangatho wemveliso kunye nokusetyenziswa kwayo. Ekubeni i-bamboo pulp iyinto enobuhlobo nokusingqongileyo, isetyenziswa kakhulu ekwenzeni iphepha, amalaphu kunye namanye amashishini, kwaye umgangatho wayo uchaphazela ngokuthe ngqo ukusebenza kweemveliso ezisezantsi kunye namava omthengi.
Uqinisekiso lomgangatho wemveliso: Amandla oomatshini, ubude befayibha, ubumhlophe kunye nokwakheka kweekhemikhali zepulp ye-bamboo zinxulumene ngokuthe ngqo nomgangatho wokugqibela weemveliso zephepha okanye amalaphu. Ngovavanyo, uzinzo lwezinto ezikrwada kwinkqubo yemveliso lunokuqinisekiswa.
Isiqinisekiso sokhuseleko nokusingqongileyo: Xa i-bamboo pulp isetyenziselwa ukupakisha ukutya kunye neemveliso zococeko, kufuneka kuqinisekiswe ukuba ayinazo iikhemikhali eziyingozi. Uvavanyo lubalulekile ekuqinisekiseni ukhuseleko lwemveliso.
Ukuphuculwa kokhuphiswano kwimarike: Iimveliso ze-bamboo pulp ezikumgangatho ophezulu zikhuphisana ngakumbi kwimarike, ingakumbi kwimeko yangoku yabathengi abanikela ingqalelo kukhuseleko lokusingqongileyo, iimveliso ze-bamboo pulp ezifanelekileyo zinokufumana ukuqatshelwa ngakumbi kwimarike.
5. Isiphelo
Njengesixhobo esikhulayo esinobuhlobo nokusingqongileyo, i-bamboo pulp iyanda ngokusetyenziswa kwiindawo ezifana nokwenza amaphepha kunye namalaphu. Ngokuvavanya ngokupheleleyo iipropati zomzimba, iikhemikhali, ezoomatshini kunye nezokusingqongileyo ze-bamboo pulp, umgangatho wayo kunye nokhuseleko kwiindlela ezahlukeneyo zokusetyenziswa kunokuqinisekiswa. Njengoko ukusetyenziswa kwe-bamboo pulp kuqhubeka nokwanda, iindlela zokuvavanya kunye nemigangatho ye-bamboo pulp ziya kuphuculwa ngakumbi ukukhuthaza uphuhliso olusempilweni lweshishini le-bamboo pulp.
Ixesha lokuthumela: Okthobha-12-2024
