Iyiphi Impahla Evumelana Kakhudlwana Nemvelo Kumathebula Alahlwayo?

Isingeniso

Izitsha ezilahlwayo seziyingxenye ebalulekile yokuphila kwesimanje, ezinikeza ukunethezeka nokusebenza ezilungiselelweni ezihlukahlukene, kusukela ezindaweni zokudlela zokudla okusheshayo kuya ekudleni kwasemini kwasehhovisi kanye nemicimbi yangaphandle. Kodwa-ke, imiphumela yemvelo yalezi zinto ezisetshenziswa kanye ayinakunakwa. Kulesi sihloko, sihlolisisa ubunkimbinkimbi bokusimama kwemvelo mayelana nezitsha ezilahlwayo, sihlola izinzuzo kanye nezithiyo zezinto ezihlukahlukene futhi siphakamisa amasu okwenza ukukhetha okuqaphela kakhulu imvelo.

Izitsha ezilahlwayo, ngokuyinhloko ezenziwe ngepulasitiki nephepha, ziletha izinselele ezinkulu zemvelo. Izitsha zepulasitiki, ezitholakala yonke indawo ekusetshenzisweni kwazo, zinomthelela enkingeni yomhlaba wonke yokungcoliswa kwepulasitiki. Imvelo yabo engaboli isho ukuthi iphikelela endaweni ezungezile amakhulu eminyaka, ingcolisa imizila yamanzi, ibeka izilwane zasendle engozini, futhi ibeka izinsongo empilweni yabantu ngokungenisa ama-microplastics.

Nakuba izitsha zephepha zingaboli, ukukhiqizwa kwazo kuhilela ukusetshenziswa kakhulu kwemithombo, kuhlanganise namanzi, amandla, nokhuni. Ukugawulwa kwamahlathi, umkhuba ovamile wokukhiqizwa kwamaphepha, kuholela ekulahlekeni kwendawo yokuhlala, ukucekelwa phansi kwezinhlobonhlobo zezinto eziphilayo, nokwanda kokukhishwa kwekhabhoni, okwandisa ukushintsha kwesimo sezulu.

Phakathi kokukhathazeka okukhulayo mayelana nomthelela wemvelo wezitsha ezilahlwayo zendabuko, ezinye izinto ezisetshenziswayo ziye zavela njengezixazululo ezingaba khona:

a. Uqalo:

Izitsha zoqalo zinikeza enye indlela esimeme kunepulasitiki nephepha. Uqalo luwumthombo ovuselelekayo okhula ngokushesha odinga amanzi amancane futhi azikho izibulala-zinambuzane noma umanyolo ongatshalwa kuwo. Ukwengeza, izitsha zoqalo ziqinile, ziyabola, futhi azisindi, okuzenza zilungele ukusetshenziswa okukodwa.

b. Isikhwama Somoba:

I-bagasse umoba, i-fibrous byproduct yokucubungula umoba, ingalolongwa ibe izitsha, amapuleti nezitsha. Ukusebenzisa i-bagasse njengento eluhlaza kunciphisa imfucuza evela ekukhiqizeni umoba futhi kunikeza enye indlela ebolayo kunezitsha ezilahlwayo zendabuko.

c. I-PLA (i-Polylactic Acid):

I-Polylactic Acid (PLA) isuselwa kusitashi sesitshalo esivutshiwe (imvamisa ummbila) futhi imele enye indlela evuselelekayo, engabolikala kumapulasitiki asekelwe ku-petroleum. Ukukhiqizwa kwe-PLA kukhiqiza amagesi abamba ukushisa ambalwa futhi kudinga amandla amancane uma kuqhathaniswa namapulasitiki endabuko. Nokho, akuwona nje umthombo we-PLA oyenza ikhange kodwa nezinketho zayo zokuphela kwempilo; I-PLA ingahlanganiswa ngokwezimboni, ihlephuleke ibe yizinto zemvelo ngaphansi kwezimo ezifanele, inzuzo enkulu ngaphezu kwamapulasitiki avamile.

Ukwenziwa kwezitsha ze-PLA kuhilela ubuchwepheshe obusha, ikakhulukaziImishini ye-PLA thermoforming futhiImishini yokwenza inkomishi yepulasitiki ye-PLA. I-Thermoforming iyinqubo lapho amashidi e-PLA eshiselwa khona abese ebunjwa abe yizimo ezithile—njengamapuleti, ama-cutlery, noma izinkomishi—kusetshenziswa isikhunta. Lobu buchwepheshe abusekeli nje kuphela ukwakhiwa kwemiklamo yemikhiqizo eyinkimbinkimbi nehlukahlukene kodwa yenza kanjalo ngokusebenza kahle okuphezulu nokusetshenziswa kwamandla okuphansi. Lezi zimfanelo zenza izitsha ze-PLA zisebenze ngokwezemvelo nangokwezomnotho.

        

Umshini we-PLA thermoforming

        

Umshini wokwenza inkomishi yepulasitiki ye-PLA

Lapho kuhlolwa izinto ezifana ne-polystyrene, i-polyethylene, nephepha elivundisiwe, i-PLA ivamise ukugqama ngomthelela wayo ophansi kwezemvelo. Ngokungafani ne-polystyrene ne-polyethylene, i-PLA ayisuki ezinsizeni zensalela engapheli futhi iziqhayisa ngokubola okungcono kakhulu kwe-biodegradability kunalawa mapulasitiki. Nakuba iphepha elivundisiwe liyimbangi eqinile, ukukhiqizwa kwemikhiqizo yephepha kuvame ukubandakanya ukusetshenziswa okuphezulu kwamanzi namandla, futhi imikhiqizo yokugcina ayihlali isikhathi eside noma iguquguquke njengaleyo eyenziwe nge-PLA.

Amabhizinisi amaningi ashintshela ezitsheni ze-PLA ukuze athuthukise amaphrofayili awo okusimama. Kubathengi, ukukhetha izitsha ezilahlwayo ezisuselwa ku-PLA kungaba isinyathelo esisebenzayo sokunciphisa umthelela wendawo. Ukuqwashisa kanye nesidingo esivela kubathengi kungaba nomthelela omkhulu ekuhlinzekweni kwezimakethe, kukhuthaze izinkampani eziningi ukuthi zicabangele izinqubo ezisimeme ekusebenzeni kwazo. Ekugcineni, ukuziphatha kwabathengi kudlala indima ebalulekile ekukhuthazeni ukusimama kwemvelo:

a. Imfundo Nokuqwashisa:

Ukuqwashisa mayelana nomthelela wemvelo wezitsha ezilahlwayo kanye nezinzuzo zokukhetha ezinye izindlela ezisimeme. Ukufundisa abathengi ngezindlela ezifanele zokulahla kanye nokubaluleka kokunciphisa amapulasitiki asetshenziswa kanye kungaqhuba ushintsho lokuziphatha.

b. Ukushintsha ukuziphatha:

Ukukhuthaza abathengi ukuthi bakhethe izitsha ezisebenziseka kabusha noma nini lapho kunokwenzeka futhi bakhethe izinketho ezilahlwayo ezivumelana nemvelo lapho kudingeka. Ngokwenza izinqumo ezihlakaniphile lapho bethenga, abathengi banganciphisa indawo yabo yemvelo futhi babe neqhaza ekushintsheni okuhle.

c. Inqubomgomo Nomthetho.

Ukuqalisa izinqubomgomo ezikhuthaza ukusetshenziswa kwezinto ezisimeme futhi zikhuthaze ukuthuthukiswa kwengqalasizinda ukuze zilahlwe futhi zigaywe kabusha. Imithetho kahulumeni, amazinga emboni, kanye nezinhlelo zezinkampani zingaqhuba ukuqanjwa kabusha nokuziphendulela ekukhiqizweni nasekusetshenzisweni kwezitsha ezilahlwayo.

Ukukhetha izinto ezifanele zezitsha ezilahlwayo kuyisinqumo esinezici eziningi esidinga ukucatshangelwa imithelela yemvelo, ukusetshenziswa kwezinsiza, kanye nentuthuko yezobuchwepheshe. I-PLA ivela njengenketho ehamba phambili ngenxa yemvelaphi yayo evuselelekayo, ukubola kwe-biodegradability, kanye nokuncipha kwekhabhoni. Njengoba ubuchwepheshe buthuthuka kanye nokuqwashisa kwabathengi kukhula, ukwamukelwa kwezitsha ze-PLA kungabamba iqhaza elibalulekile ekwehliseni izinkinga zemvelo ezihlobene namapulasitiki alahlwayo. Ukuqhubekela phambili, kubalulekile ukuthi ukuqamba okusha kuqhubeke nokwenza ngcono futhi kwandise izinhlelo zokusebenza ze-PLA, ukuqinisekisa ukuthi ukusimama akuphazamisi ukusebenza noma ukufinyeleleka.

• Unyaka ususunguliwe
  --
• Uhlobo lwebhizinisi
  --
• Izwe / Isifunda
  --
• Imboni Eyinhloko
  --
• Imikhiqizo eyinhloko
  --
• I-Enterprise Lebird
  --
• Inani labasebenzi
  --
• Inani lokukhipha lonyaka
  --
• Thumela Imakethe
  --
• Amakhasimende Ahlanganisiwe
  --