Cov Khoom Qab Zib Bagasse Vs. Lub Tais Ntawv Kraft: Lub Tais Kua Zaub Twg Yeej?

Txais tos - yog tias koj nyiam kev sib piv uas sib xyaw ua ke kev tshawb fawb, kev ruaj khov, thiab kev siv tau txhua hnub, koj nyob hauv qhov chaw zoo. Tsab xov xwm no tshawb nrhiav ob yam khoom siv tais diav uas siv pov tseg tau nrov thiab piav qhia txog txhua yam muaj dab tsi: los ntawm cov khoom siv raw thiab cov txheej txheem tsim khoom mus rau kev ua haujlwm nrog cov kua kub thiab cov teeb meem ib puag ncig dav dua. Txawm hais tias koj yog tus tswv café xaiv cov khoom lag luam, tus thawj tswj kev yuav khoom ntsuas tus nqi thiab kev txaus siab ntawm cov neeg siv khoom, lossis tus neeg siv khoom uas paub tab sim txiav txim siab seb qhov kev xaiv twg phim koj cov txiaj ntsig, daim ntawv no yuav coj koj mus rau cov ntaub ntawv tseem ceeb hauv txoj hauv kev yooj yim thiab muaj pov thawj.

Nyob nrog kuv kom pom tseeb tias cov tais bagasse qab zib thiab cov tais ntawv kraft ua haujlwm li cas hauv lub neej tiag tiag, lawv ua li cas, thiab lawv cov txiaj ntsig mus sij hawm ntev yuav yog dab tsi. Cov kev sib piv hauv qab no yog tsim los pab koj txheeb xyuas qhov kev xaiv zoo rau koj qhov tseem ceeb, suav nrog kev tiv taus cua sov, kev muaj peev xwm tiv thaiv kev xau, cov ntaub ntawv pov thawj ib puag ncig, tus nqi, thiab kev siv tau ntawm kev muab khoom thiab pov tseg.

Cov Khoom Siv Tseem Ceeb: Qab Zib Bagasse Yog Dab Tsi thiab Ua Li Cas?

Cov bagasse qab zib yog cov fiber seem uas tshuav tom qab cov qia qab zib raug tsoo kom tau kua txiv. Ib txwm pom tias yog cov khoom seem ntawm kev tsim suab thaj, bagasse tau raug siv dua hauv ob peb xyoos dhau los ua cov khoom siv fiber pwm xws li cov tais, cov tais, cov thawv clamshell, thiab txawm tias cov ntaub ntawv ntim khoom. Cov txheej txheem pib ntawm cov chaw tsim suab thaj qhov twg cov qab zib tsoo muab kua txiv rau kev tsim suab thaj thiab ethanol; cov pulp seem yog bagasse. Tsis txhob pov tseg lossis hlawv nws rau roj boiler, cov chaw tsim khoom tuaj yeem hloov cov khoom siv nplua nuj cellulose no mus rau hauv cov khoom pwm los ntawm ntau yam txheej txheem tshuab thiab thermal. Ua ntej, bagasse raug ntxuav thiab qee zaum mechanically pulped lossis chemically kho kom tshem tawm cov khoom tsis huv thiab ua rau cov fibers tsim nyog rau kev tsim. Tom qab ntawd nws tuaj yeem sib xyaw nrog dej thiab rov ua dua rau hauv cov slurry uas pub rau hauv pwm hauv qab cua sov thiab siab. Hauv qee cov kab ntau lawm, pa thiab siab siab tsim cov khoom ruaj khov, cov duab uas tuav ua ke yam tsis tas yuav siv cov khoom sib txuas. Qee cov chaw tsim khoom siv cov khoom ntxiv me me lossis cov khoom sib txuas ntuj los txhim kho lub zog thiab tiv taus dej; lwm tus tuaj yeem siv cov txheej nyias nyias rau sab hauv kom txhim kho cov roj thiab tiv taus dej noo, txawm hais tias cov khoom bagasse tsis muaj txheej txheem ntau zuj zus.

Ib qho tseem ceeb ntawm cov tais uas ua los ntawm bagasse yog lawv cov cellulose ntau, uas ua rau muaj kev xav zoo thiab kev ua haujlwm zoo ib yam li cov khoom siv molded pulp lossis paperboard. Tsis zoo li qee cov tais yas thiab cov tais ntawv uas muaj roj hmab, bagasse uas tsis muaj roj hmab tuaj yeem ua composted hauv kev lag luam thiab qee zaum hauv tsev nyob ntawm seb thaj chaw zoo li cas, qhov zoo uas ua rau nws nyiam hauv kev lag luam uas xav txog kev ruaj khov. Kev tsim khoom tuaj yeem ua nyob ze cov chaw tsim suab thaj, txo cov pa phem uas cuam tshuam nrog kev thauj mus los thiab txhawb nqa cov dab neeg siv ncig hauv thaj chaw tsim suab thaj. Txawm li cas los xij, kev hloov pauv ntawm cov txheej txheem ua tiav, kev sib xyaw fiber, thiab txhua yam txheej txheem siv yuav cuam tshuam rau kev ua haujlwm ntawm cov khoom kawg - piv txwv li, seb lub tais puas tiv taus kev ntub dej nrog kev sib cuag ntev nrog cov kua zaub kub, rog, lossis yog tias nws tseem zoo li qub thaum siv ntau. Lub zog ntawm kev pulping thiab kev tsim, kev siv cov tshuaj ntxiv, thiab qhov tshwm sim ntawm cov khoom seem lossis cov dej khib nyiab los ntawm cov txheej txheem kuj yog cov yam tseem ceeb hauv kev ntsuam xyuas bagasse los ntawm qhov pom ntawm ib puag ncig thiab kev ua haujlwm. Zuag qhia tag nrho, bagasse hloov cov khoom seem ua liaj ua teb mus rau hauv kev ua haujlwm, qee zaum zoo li cov tais diav pov tseg uas nyob ntawm qhov kev sib tshuam ntawm kev pov tseg thiab kev yooj yim siv ib zaug xwb.

Cov Khoom Siv Tseem Ceeb: Daim Ntawv Kraft Yog Dab Tsi thiab Cov Tais Ntawv Kraft Ua Li Cas?

Daim ntawv Kraft pib los ntawm cov txheej txheem kraft pulping, ib txoj kev siv tshuaj uas hloov cov ntoo chips lossis daim ntawv rov ua dua tshiab mus ua cov pulp muaj zog. Lub npe "kraft" txhais tau tias lo lus German rau "muaj zog," uas qhia txog qhov ruaj khov ntawm cov fibers tsim tawm. Hauv cov ntsiab lus ntawm cov tais pov tseg, daim ntawv kraft feem ntau yog tsim los ua cov ntawv lossis cov qauv pwm uas tuaj yeem ua rau hauv cov tais, khob, lossis thawv. Txoj kev tsim khoom feem ntau pib nrog kev nrhiav cov ntoo fibers lossis cov fibers rov ua dua tshiab; ob qho tib si raug pulping qhov twg lignin thiab lwm yam khoom raug sib cais los ntawm tshuaj lom neeg kom tso cellulose. Cov kraft pulp uas tau txais yog ua tiav rau hauv cov ntawv, qee zaum layered rau hauv daim ntawv ntawm qhov tuab txaus kom tuav cov kua kub yam tsis muaj kev tawg. Txhawm rau kom tau raws li qhov xav tau ntawm cov kua zaub, cov chaw tsim khoom tuaj yeem siv cov txheej - feem ntau yog polyethylene (PE), polylactic acid (PLA), lossis bio-based waxes - los muab cov roj thiab noo noo tiv taus. Xwb, ntau-ply kev tsim kho thiab sab hauv laminates ua rau muaj kev ruaj khov yam tsis tas yuav cia siab rau cov txheej. Daim ntawv Kraft lub ntsej muag xim av ntuj feem ntau tso tseg rau qhov laj thawj zoo nkauj thiab hom, qhia txog qhov zoo li eco-conscious uas cuam tshuam nrog ntau tus neeg siv khoom.

Thaum pwm ua cov tais, kraft paperboard yuav raug tsim los ntawm kev siv cua sov thiab siab zoo ib yam li cov khoom bagasse, lossis nws yuav raug nplaum thiab txiav ua cov duab uas tau sib dhos nrog cov seams lossis cov npoo folded. Lub zog los ntawm ob qho tib si los ntawm cov fibers ntev uas tseem nyob hauv kraft pulp thiab los ntawm qhov tuab ntawm cov ntawv siv. Cov tais ntawv Kraft tuaj yeem nyias heev thiab pheej yig, lossis lawv tuaj yeem ua kom muaj zog thiab tsim kom zoo; cov kev xaiv tsim khoom txiav txim siab qhov sib npaug ntawm tus nqi thiab kev ua tau zoo. Tsis zoo li cov bagasse tsis muaj txheej, cov tais kraft feem ntau xav tau cov dej noo kom tiv thaiv kev ntim sai. Cov txheej PE ib txwm muaj txiaj ntsig zoo thiab pheej yig tab sis ua rau cov txheej txheem kawg ntawm lub neej nyuaj vim tias lawv tiv thaiv kev ua compost yooj yim; cov txheej bio-based tshiab lub hom phiaj yog compostable lossis tsawg kawg txo cov yas los ntawm fossil. Yog li ntawd, kev xaiv ntawm txheej lossis laminate muaj qhov cuam tshuam loj rau kev rov ua dua tshiab thiab biodegradability. Tsis tas li ntawd, kev nrhiav cov fibers tuaj yeem cuam tshuam rau cov ntaub ntawv ib puag ncig: cov ntsiab lus rov ua dua tshiab tom qab siv txo qhov kev thov fiber tshiab, thaum cov kev coj ua hav zoov ruaj khov uas tau ntawv pov thawj txo qhov chaw nyob thiab cov pa roj carbon. Hauv kev siv tiag tiag, cov tais ntawv kraft ua tau zoo rau cov khoom noj qhuav thiab me ntsis saucy; lawv qhov kev tsim nyog rau cov kua zaub nyob ntawm seb lub tais txheej, qhov hnyav ntawm lub rooj tsavxwm, thiab qhov sib txuas ntawm cov xov, thiab feem ntau yog qhov uas cov chaw tsim khoom tsim cov khoom raws li cov neeg siv khoom xav tau.

Kev Ua Tau Zoo Nrog Cov Kua Zaub: Kev Tiv Thaiv Kub, Kev Tiv Thaiv Qhov Xaus, thiab Kev Ncaj Ncees ntawm Cov Qauv

Kev ua tau zoo ntawm cov kua zaub yog qhov tseem ceeb rau txhua tus neeg uas yuav cov tais pov tseg. Cov ntsiab lus tseem ceeb ntawm kev ua tau zoo suav nrog kev tiv taus cua sov, kev tiv thaiv qhov xau (ob qho tib si los ntawm cov xov thiab cov khoom siv), thiab kev ruaj khov ntawm cov qauv hauv qab cov xwm txheej siv ib txwm muaj. Kev tiv taus cua sov tseem ceeb vim tias cov kua zaub tuaj yeem noj tau ntawm qhov kub thiab txias, thiab lub thawv yuav tsum tsis txhob kub dhau los tuav, thiab tsis txhob poob cov duab lossis lub zog thaum cov kua ua rau cov khoom sov. Cov tais bagasse, vim lawv cov fiber molded thiab qhov tuab, feem ntau muaj cov khoom zoo thermal; lawv rwb thaiv tsev zoo thiab khaws cov tawv thaum ntim nrog cov kua kub. Vim tias cov khoom bagasse feem ntau yog molded ua cov khoom ib daim tsis muaj cov xov nplaum, qhov kev pheej hmoo ntawm kev ua tsis tiav ntawm cov xov qis dua li qee cov tais ntawv uas tau nplaum lossis tais. Rau kev pabcuam kua zaub kub hnyav lossis ntev, bagasse tsis muaj txheej tuaj yeem ua tau zoo rau kev siv ib pluag mov ib zaug, txawm hais tias kev raug kua ntev heev tuaj yeem ua rau cov khoom ua los ntawm fiber mos.

Cov tais ntawv kraft vam khom lawv cov txheej sab hauv lossis cov laminates kom tiv thaiv kev xau. Yog tias lub tais kraft tau coated nrog polyethylene, nws yuav zoo heev ntawm kev tiv thaiv kev xau thiab tuav cov kua zaub kub rau lub sijhawm ntev, tab sis cov txheej ua rau muaj kev pauv pauv sib txawv xws li kev txo qis ntawm kev ua kom lwj thiab tej zaum yuav muaj teeb meem microplastic yog tias tsis tuav kom zoo thaum kawg ntawm lub neej. Cov txheej compostable xws li PLA tuaj yeem ua tau zoo tab sis yuav muaj kev tiv taus cua sov qis dua lossis kev tawg qeeb dua hauv cov compostables kev lag luam. Tsis tas li ntawd, cov kev sib txuas thiab cov seams ntawm ntau lub tais kraft yog cov chaw tsis muaj zog. Cov qauv tais uas quav lossis nplaum uas tsis tau tsim zoo tuaj yeem qhib tau raws li qhov siab ntawm cov kua zaub kub, rog lossis yog tias lub thawv raug tuav tsis zoo. Bagasse cov qauv pwm feem ntau zam cov kev ua tsis tiav ntawm cov seams.

Lwm yam yog seb cov khoom siv ua li cas rau cov roj thiab roj. Ntau cov kua zaub thiab cov kua zaub Es Xias muaj cov roj uas tuaj yeem nkag mus rau hauv cov ntawv tsis muaj txheej; bagasse feem ntau tiv taus cov roj nkag mus sai vim yog qhov ceev thiab cov qauv fiber, txawm hais tias cov roj ntau lossis cov ntawv thov ntev tseem ua rau txhua yam khoom fiber nyuaj. Kev tawg lossis brittleness nyob rau hauv txias lossis khov tuaj yeem yog ib qho tseem ceeb rau cov tais uas kuj yuav tsum tau tiv taus rov ua kom sov lossis tub yees; kraft paperboard yuav ua rau muaj kev coj cwj pwm sib txawv nyob rau hauv cov kev ntxhov siab no. Los ntawm qhov kev paub ntawm tus neeg siv khoom, qhov kev xav kov thiab kev pom zoo ntawm cov duab ruaj khov: cov neeg siv khoom koom nrog cov khoom ruaj khov nrog cov khoom zoo tshaj plaws. Bagasse feem ntau xav tias nruj dua thiab zoo li phaj, uas tuaj yeem pom tau tias yog qib siab dua, thaum cov tais ntawv kraft uas nyias nyias yuav xav tias pheej yig tshwj tsis yog tias tsim tshwj xeeb los muab qhov hnyav. Thaum kawg, cov ntsiab lus tsim khoom tshwj xeeb - hom txheej, tuab ntawm daim ntawv, cov txheej txheem molding, thiab kev tswj xyuas zoo - txiav txim siab qhov kev ua tau zoo tiag tiag rau cov kua zaub ntau dua li lub npe dav dav xwb.

Kev Tiv Thaiv Ib Puag Ncig: Kev Ruaj Ntseg, Kev Poob Qis Hauv Lub Neej, thiab Kev Xaiv Thaum Kawg Lub Neej

Thaum ntsuam xyuas cov tais kua zaub pov tseg, feem ntau qhov cuam tshuam rau ib puag ncig yog qhov txiav txim siab. Cov tais bagasse tau txais kev txhawb nqa dav dav ua piv txwv ntawm kev xav ncig: lawv rov siv cov khoom lag luam ua liaj ua teb uas yuav raug hlawv lossis pov tseg. Kev siv bagasse hloov cov biomass ntawm kev hlawv, txo kev siv cov ntoo pulp tshiab, thiab siv cov khoom noj khoom haus hauv zos tshwj xeeb tshaj yog nyob rau hauv cov cheeb tsam tsim suab thaj. Ntxiv mus, ntau yam khoom bagasse yog compostable; cov fiber molded tsis muaj coated tuaj yeem tawg hauv cov chaw ua composting hauv kev lag luam thiab, qee zaum, cov kab ke compost hauv tsev nyob ntawm cov xwm txheej hauv zos thiab cov khoom tuab. Txawm li cas los xij, qhov chaw ib puag ncig ntawm bagasse tsis qis. Cov txheej txheem pulping thiab tsim siv zog thiab dej thiab tuaj yeem tsim cov dej khib nyiab uas xav tau kev kho. Yog tias cov chaw tsim khoom ntxiv cov txheej txheem tsis compostable rau kev ua haujlwm, cov txiaj ntsig thaum kawg ntawm lub neej yuav txo qis. Qhov deb ntawm tus tsim khoom thiab tus neeg siv kawg kuj tseem ceeb: kev xa cov khoom molded hnyav hla dej hiav txwv tuaj yeem ntxiv rau qhov chaw carbon.

Cov tais ntawv kraft muaj ntau yam kev pauv pauv sib txawv. Yog tias tsim los ntawm cov fibers rov ua dua tshiab thiab khaws cia kom tsis muaj cov yas txheej, ntawv kraft tuaj yeem muaj kev cuam tshuam tsawg rau ib puag ncig, tshwj xeeb tshaj yog nrog cov khoom siv rov ua dua tshiab zoo. Txawm li cas los xij, ntau lub tais kraft vam khom cov yas lossis cov yas zoo li txheej rau cov khoom thaiv kua, uas ua rau cov kwj dej rov ua dua tshiab nyuaj thiab feem ntau tiv thaiv kev ua composting lag luam. Txawm tias cov txheej compostable muaj kev pauv pauv - qee qhov xav tau qhov kub ntawm composting kev lag luam tsis muaj nyob hauv txhua lub nroog. Qhov chaw ntawm cov fibers kuj tseem ceeb: cov ntoo pulp tshiab sau tsis ruaj khov ua rau muaj kev poob ntawm ntau haiv neeg thiab cov pa roj carbon, thaum cov ntoo hav zoov ruaj khov lossis cov khoom siv rov ua dua tshiab txo cov kev cuam tshuam no. Cov kev xaiv kawg ntawm lub neej sib txawv ntawm thaj chaw; hauv thaj chaw uas muaj cov organic sau thiab kev ua composting kev lag luam, cov khoom compostable tsis muaj txheej lossis cov ntawv pov thawj zoo (txawm tias bagasse lossis kraft nrog cov ntaub compostable) tuaj yeem xa mus rau compost. Qhov twg cov khoom siv zoo li no tsis muaj, biodegradability yuav tsis txhais tau tias yog qhov txiaj ntsig zoo rau ib puag ncig, thiab kev ua qias tuaj ntawm kev rov ua dua tshiab ua teeb meem yog tias cov khoom raug pov tseg tsis raug.

Kev ntsuam xyuas lub neej voj voog (LCAs) piv rau cov kev xaiv bagasse thiab kraft feem ntau qhia cov txiaj ntsig sib xyaw, qhia txog qhov tseem ceeb ntawm thaj chaw hauv zos thiab kev tsim cov khoom tshwj xeeb. Piv txwv li, lub tais bagasse tsim nyob ze ntawm lub tshuab ua suab thaj thiab ua compost hauv zos tuaj yeem muaj cov pa roj carbon tsawg thiab cov khib nyiab; ntawm qhov tod tes, lub tais kraft ua los ntawm cov fibers rov ua dua tshiab tab sis coated nrog ib txheej PE nyias uas xaus rau hauv qhov chaw pov tseg yuav ua tsis tau zoo los ntawm qhov kev xav ntawm kev ncig. Thaum kawg, qhov kev xaiv ib puag ncig zoo tshaj plaws nyob ntawm kev nrhiav cov khoom noj khoom haus, kev sib xyaw ua ke ntawm lub zog tsim khoom, hom txheej, thiab cov txheej txheem pov tseg hauv zos. Tus cwj pwm ntawm cov neeg siv khoom thiab kev sau npe meej kuj ua lub luag haujlwm: yog tias cov neeg siv khoom tuaj yeem txheeb xyuas cov kev xaiv compostable tau yooj yim thiab muaj kev nkag mus rau cov txheej txheem pov tseg tsim nyog, cov lus cog tseg ib puag ncig ntawm cov ntaub ntawv no yuav raug ua tiav ntau dua.

Tus nqi, kev nthuav dav ntawm kev tsim khoom, thiab kev xav txog kev muab khoom

Tus nqi thiab kev ntseeg siab ntawm cov khoom xa tuaj feem ntau yog cov yam tseem ceeb rau cov lag luam uas yuav cov tais pov tseg ntau. Cov tais bagasse qab zib tuaj yeem sib tw nrog tus nqi, tshwj xeeb tshaj yog nyob rau hauv cov cheeb tsam uas muaj ntau qab zib thiab cov khoom xa tuaj tau tsim zoo. Vim tias bagasse yog ib yam khoom seem, tus nqi khoom noj khoom haus tuaj yeem qis dua, thiab cov chaw tsim khoom nyob ze cov chaw tsim khoom qab zib tau txais txiaj ntsig los ntawm kev thauj khoom siv raw tsawg dua. Txawm li cas los xij, cov khoom siv peev thiab lub zog xav tau rau pulping, molding, thiab ziab tuaj yeem tseem ceeb. Kev nthuav dav ntawm kev tsim khoom raug cuam tshuam los ntawm kev nkag mus rau cov ntim bagasse sib xws, kev hloov pauv ntawm lub caij nyoog hauv kev sau qab zib, thiab qhov xav tau kev tswj hwm zoo kom ntseeg tau tias cov khoom ua tau zoo sib xws. Rau cov tuam txhab nrhiav khoom thoob ntiaj teb, cov nqi thauj khoom thiab cov nqi se tuaj yeem cuam tshuam rau kev lag luam ntawm chav tsev; cov khoom siv fiber molded hnyav tuaj yeem raug nqi xa khoom ntau dua piv rau cov kev xaiv ntawv sib dua.

Cov tais ntawv kraft tau txais txiaj ntsig los ntawm kev lag luam ntawv thoob ntiaj teb uas paub tab thiab muaj peev xwm tsim khoom dav dav. Cov hauv paus rau kev tsim cov ntawv kraft yog khov kho, nrog ntau lub Hoobkas muaj peev xwm muab cov neeg yuav khoom loj. Qhov ntsuas no tuaj yeem txhais ua qhov kev muab khoom txhim khu kev qha thiab tej zaum yuav txo cov nqi khoom, tshwj xeeb tshaj yog thaum cov khoom yooj yim lossis thaum cov txheej txheem tau ua tus qauv. Txawm li cas los xij, kev thov rau cov ntawv pulp thiab kev hloov pauv ntawm cov nqi ntoo fiber - tsav los ntawm cov yam xws li hluav taws kub, kev cai txiav ntoo, thiab kev sib tw los ntawm cov khoom ntim khoom - tuaj yeem cuam tshuam rau kev muaj thiab kev ruaj khov ntawm tus nqi. Cov kev txiav txim siab ntxiv suav nrog tus nqi thiab kev nrhiav cov txheej txheem thaiv: cov txheej txheem polyethylene ib txwm muaj pheej yig, tab sis lawv cov nqi ib puag ncig thiab cov teeb meem pov tseg tau cuam tshuam rau kev txiav txim siab yuav khoom. Cov txheej txheem compostable yuav kim dua, thiab kev muab cov polymers bio-based tuaj yeem raug txwv, cuam tshuam rau lub sijhawm ua khoom.

Rau ob qho tib si cov ntaub ntawv, cov cuab yeej, qhov tsawg kawg nkaus ntawm kev txiav txim, thiab lub sijhawm ua khoom tseem ceeb. Cov tais luam tawm tshwj xeeb, cov duab tshwj xeeb, lossis cov laminates tshwj xeeb xav tau lub sijhawm ua khoom ntev dua thiab kev nqis peev ua ntej siab dua. Kev tsim khoom hauv zos tuaj yeem txo lub sijhawm ua khoom thiab txhim kho kev teb rau kev hloov pauv ntawm kev thov, tab sis lub peev xwm hauv zos yuav raug txwv. Cov lag luam kuj tseem yuav tsum xav txog kev khaws cia thiab lub sijhawm khaws cia: cov khoom lag luam uas rhiab rau dej noo yuav tsum khaws cia rau hauv cov xwm txheej tsim nyog kom tsis txhob puas tsuaj thaum ntxov. Kev ua raws li txoj cai, tshwj xeeb tshaj yog rau cov ntaub ntawv sib cuag zaub mov, ntxiv qhov nyuaj: cov chaw tsim khoom yuav tsum xyuas kom meej tias cov tshuaj siv rau cov txheej thiab cov nplaum ua tau raws li cov qauv kev nyab xeeb zaub mov hauv txhua lub hom phiaj lag luam. Thaum kawg, kev ua siab ntev ntawm cov khoom xa tuaj yog qhov tseem ceeb; kev hloov pauv geopolitical, kev txwv kev lag luam, thiab kev thauj mus los tuaj yeem cuam tshuam rau kev muab khoom thiab tus nqi, yog li kev sib txawv ntawm cov neeg muab khoom thiab kev nkag siab txog lwm txoj hauv kev hauv zos tuaj yeem txo qhov kev pheej hmoo.

Kev Paub Txog Cov Neeg Siv Khoom, Cov Cai, thiab Cov Qauv Lag Luam

Kev paub ntawm cov neeg siv khoom tsis yog tsuas yog ua tau zoo xwb; nws suav nrog kev zoo nkauj, kev pom zoo, kev sib phim hom, thiab kev yooj yim pov tseg. Cov tais bagasse feem ntau qhia txog qhov zoo tshaj plaws, zoo rau ib puag ncig vim lawv cov qauv pwm thiab xim ntuj. Ntau tus neeg siv khoom nkag siab tias bagasse yog los ntawm cov nroj tsuag pov tseg, thiab qhov kev xav ntawd feem ntau txhais tau tias lawv txaus siab them tus nqi siab me ntsis rau qhov uas zoo li kev xaiv ruaj khov dua. Cov tais ntawv Kraft muaj qhov zoo li qub uas nyiam cov neeg siv khoom nrhiav kev yooj yim thiab kev zoo nkauj ntuj. Txawm li cas los xij, kev lees txais ntawm cov neeg siv khoom tuaj yeem nyob ntawm cov cim pom thiab daim ntawv lo: cov lus qhia meej meej uas tuaj yeem lwj lossis rov ua dua tshiab tuaj yeem txo qhov kev tsis meej pem thiab txhim kho tus cwj pwm pov tseg. Daim ntawv lo tsis zoo lossis cov lus sib xyaw, xws li kev thov kom lwj tsis tau yam tsis tau piav qhia meej txog cov kev cai ua compost, tuaj yeem ua rau muaj kev ua qias tuaj ntawm cov kwj dej rov ua dua tshiab thiab txo qhov txiaj ntsig ib puag ncig tag nrho.

Cov kev cai lij choj tsim cov kev xaiv uas muaj rau cov neeg siv khoom thiab cov lag luam. Cov qauv kev nyab xeeb ntawm kev sib cuag zaub mov txiav txim siab cov ntaub ntawv thiab cov txheej txheem uas tso cai, thiab cov kev cai lij choj uas hloov pauv hauv ntau thaj chaw tswj hwm ntau ntxiv txwv tsis pub siv cov yas siv ib zaug xwb lossis yuam kom siv lwm yam yas uas ua tau compostable. Cov cai uas txwv lossis them se rau qee cov yas tsim cov cib fim ua lag luam rau cov kev xaiv bagasse thiab cov yas kraft uas ua tau compostable, tab sis lawv kuj xav tau daim ntawv pov thawj nruj kom txhawb nqa cov lus thov kev ruaj khov. Kev lag luam sib txawv ntawm kev ua kom pom tseeb tau thawb cov chaw tsim khoom kom tau txais daim ntawv pov thawj - xws li cov qauv kev ua tau compostable, daim ntawv pov thawj FSC rau kev nrhiav ntawv, lossis kev txheeb xyuas ib puag ncig ntawm cov neeg thib peb - ​​uas ua rau cov neeg yuav khoom ntseeg siab thiab txo qhov kev pheej hmoo ntawm lub koob npe nrov.

Lwm qhov sib txawv yog kev tsim kho tshiab hauv cov txheej thiab cov nplaum. Kev thov rau cov kev daws teeb meem zoo, uas tuaj yeem lwj tau ua rau muaj kev txhim kho hauv cov polymers bio-based thiab cov txheej dej uas sib npaug kev ua tau zoo nrog cov txiaj ntsig thaum kawg ntawm lub neej. Kev nyiam ntawm cov neeg siv khoom rau kev taug qab kuj tau ua rau muaj cov saw hlau xa khoom uas cov tuam txhab tuaj yeem qhia qhov twg bagasse lossis fibers tau los thiab cov khoom lag luam raug ua li cas. Rau cov lag luam kev pabcuam zaub mov, cov yam ntxwv yooj yim xws li kev sib sau ua ke, kev sib raug zoo nrog cov tshuab faib khoom tsis siv neeg, thiab kev haum rau microwave lossis ntxuav tais diav cuam tshuam rau kev txiav txim siab yuav khoom. Thaum lub khw loj hlob, cov kev daws teeb meem sib xyaw thiab kev sib txawv ntawm cov khoom tshwm sim - piv txwv li, cov tais bagasse nrog cov txheej txheem lwj tsawg kawg nkaus rau cov kua zaub roj, lossis cov tais kraft tsim nrog phab ntsa tuab dua los ua raws li qhov kev xav ntawm cov fiber molded. Thaum kawg, cov neeg yeej hauv qhov chaw no yuav yog cov uas sib xyaw ua ke kev ua tau zoo, cov ntaub ntawv pov thawj kev ruaj khov meej meej txhawb nqa los ntawm cov ntawv pov thawj tsim nyog, thiab cov saw hlau xa khoom uas tuaj yeem nthuav dav raws li kev thov.

Hauv kev xaus lus, kev xaiv ntawm cov tais bagasse qab zib thiab cov tais ntawv kraft suav nrog kev sib npaug ntawm ntau yam tseem ceeb: keeb kwm ntawm cov khoom siv, kev ua tau zoo nrog cov kua zaub kub thiab roj, hom txheej, kev cuam tshuam rau ib puag ncig, tus nqi, kev ua raws li txoj cai, thiab kev xav ntawm cov neeg siv khoom. Bagasse muaj kev ruaj khov ntawm cov qauv thiab zaj dab neeg siv ncig uas rov siv cov khib nyiab ua liaj ua teb, thaum daim ntawv kraft muab kev ywj pheej rau kev tsim khoom lag luam thiab kev zoo nkauj paub tab sis feem ntau nyob ntawm cov txheej uas cuam tshuam rau kev siv rov qab thiab kev lwj.

Yog tias koj xaiv cov khoom siv ib zaug xwb uas zoo li ruaj khov, muaj txoj hauv kev ua kom cov av lwj, thiab los ntawm cov khoom noj uas yuav raug pov tseg, cov tais bagasse qab zib yog qhov kev xaiv zoo - tshwj xeeb tshaj yog qhov chaw muaj cov chaw ua av lwj hauv zos. Yog tias koj qhov kev txhawj xeeb tseem ceeb yog kev siv nyiaj tsawg, kev ntseeg siab rau cov khoom siv, thiab kev sib haum xeeb nrog cov kwj deg rov ua dua tshiab uas twb muaj lawm, cov tais ntawv kraft - tsim zoo tshaj plaws nrog cov ntsiab lus rov ua dua tshiab thiab cov ntawv lo meej txog kev pov tseg - yuav haum rau koj cov kev xav tau zoo dua. Hauv kev xyaum, qhov kev xaiv zoo tshaj plaws nyob ntawm cov chaw hauv zos, kev tsim khoom tshwj xeeb, thiab koj lub koom haum qhov tseem ceeb txog kev ruaj khov thiab kev paub ntawm cov neeg siv khoom.