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So wobetumi ayɛ rɔba a nnua nka ho?

So wobetumi ayɛ rɔba a nnua nka ho?

Nnianimu

Asɛmmisa no, 'So wobetumi ayɛ rɔba a nnua nni mu?' ka nneɛma a atwa yɛn ho ahyia a ɛbɛkɔ so atra hɔ, mfiridwuma mu nneɛma foforo, ne honam fam nyansahu ntam nkitahodi a ɛho hia ho asɛm. Bere a wiase nyinaa rɔba a wɔhwehwɛ no kɔ so yɛ kɛse—a nnwuma te sɛ kar, ahunmu, ne nneɛma a wɔde di dwuma no na ɛkanyan no—abɔde mu rɔba a ɛyɛ atetesɛm a efi Hevea brasiliensis dua no mu titiriw no hyia nhwehwɛmu a ɛkɔ soro. Nneɛma a ɛhaw adwene a ɛfa kwae a wotutu, abɔde a nkwa wom a wɔhwere, ne nea ɛkyerɛ wɔ abrabɔ pa ho wɔ rɔba a wɔyɛ ho no ama wɔahwehwɛ nneɛma foforo a wobetumi anya afi mu. Wɔ krataa yi mu no, yɛhwehwɛ sɛnea ɛbɛyɛ yiye sɛ yɛbɛyɛ rɔba a yɛde yɛn ho nto nnua so, na yɛhwehwɛ mprempren nkɔso a aba wɔ rɔba a wɔde yɛ nneɛma foforo ne nnuru a wɔde si ananmu a ɛresan asiesie nnwuma no mu nkakrankakra no mu.

Sɛ yɛte nsakrae a efi abɔde mu kɔ rɔba a wɔde yɛ nneɛma mu ase a, ɛho hia sɛ wɔyɛ nhwehwɛmu a edi mũ wɔ atetesɛm mu rɔba adwumayɛ ne mfiridwuma a ɛreba wɔ rɔba a wɔde yɛ nneɛma mu no nyinaa mu. Ɛdenam nkɔso a aba wɔ nnuru a wɔde yɛ rɔba mu a wɔbɛhwehwɛ mu, a nea ɛka ho ne petrochemical derivatives ne bio-based polymers a wɔde di dwuma so no, krataa yi botae ne sɛ ɛbɛma nnwumayɛfo te sɛ factories, channel partners, ne distributors anya nhumu wɔ daakye nsɛm ne nkɛntɛnso a ebetumi aba wɔ nneɛma a wɔde ma so. Bio nso, nkitahodi ahorow a ɛwɔ mu te sɛ . rɔba a wɔde yɛ nneɛma ., rɔba ano aduru , ne . Wɔde rɔba nneɛma bɛto hɔ wɔ ɔkwan pa so wɔ krataa yi nyinaa mu de ama yɛn nteaseɛ a yɛwɔ wɔ saa nkɔsoɔ yi ho no ayɛ kɛseɛ.

Akyigyina wɔ rɔba a wɔyɛ ho .

Abɔde mu rɔba: abakɔsɛm mu adwene .

Abɔde mu rɔba ayɛ mfiridwuma mu nkɔso ho ade titiriw fi bere a wohuu no na wɔde dii gua wɔ afeha a ɛto so 19 mu no. Wonya fi latex a wɔaboaboa ano afi Hevea Brasiliensis dua no mu titiriw, natural rɔba wɔ honam fam nneɛma soronko a ama ayɛ nea ɛho hia wɔ nneɛma ahorow mu, efi kar tae so kosi nnuruyɛ mfiri so. Nanso, bere a nneɛma a wɔhwehwɛ no yɛɛ kɛse no, saa ara na nneɛma a atwa yɛn ho ahyia a rɔba mfuw mu nkɛntɛnso nyae no nso yɛɛ kɛse. Wɔde kwae a wɔsɛe no kɛse a ɛbɛma wɔatumi ayɛ rɔba mfuw no abata abɔde a nkwa wom a ɛho hia a wɔhwere ne nneɛma a atwa yɛn ho ahyia a wɔsɛe no ho, na ɛma wɔhwehwɛ akwan a wɔfa so yɛ rɔba a ɛbɛkɔ so atra hɔ daa.

Rɔba a wɔde yɛ nneɛma a wɔayɛ no foforo a ɛrekɔ soro .

Rɔba a wɔde yɛ nneɛma a ɛbae wɔ Wiase Ko II mu no yɛɛ nsakrae kɛse wɔ rɔba adwumayɛ mu. Esiane sɛ wɔatwa abɔde mu rɔba a wɔde ma no mu esiane amammuisɛm mu nhyɛso nti no, nneɛma a wɔde si ananmu a wɔde nneɛma foforo si ananmu bɛyɛɛ nea ɛho hia kɛse. Wɔde rɔba a wɔayɛ no fi petrochemical feedstocks te sɛ styrene-butadiene ne polybutadiene mu na ɛyɛ, na ɛma wonya su a ɛte sɛ abɔde mu rɔba nanso ɛma ɔhyew, ngo, ne nea asɛe no yɛ kɛse. Ɛnnɛ, rɔba a wɔayɛ no yɛ wiase nyinaa rɔba a wɔyɛ no bɛboro 60%, na ɛtwe adwene si ne hia so sɛ ɔkwan foforo a ɛfata.

Ɛmfa ho mfaso a ɛwɔ so no, rɔba a wɔde yɛ nneɛma no nyɛ nea nsɛnnennen nnim. Ahotoso a ɛwɔ fango a efi abo mu a wɔde yɛ nneɛma a wɔyɛ no ma mframa bɔne a wɔtow gu ne nea ɛbɛkɔ so atra hɔ daa no ho haw sɔre. Bio nso, rɔba a wɔde yɛ nneɛma no ntaa ntumi nyɛ sɛnea ɛte wɔ abɔde mu rɔba a ɛyɛ den na ɛyɛ den no mu, na ɛma wɔde di dwuma wɔ nnwuma bi mu. Nanso, nhwehwɛmu a ɛkɔ so wɔ nnuruyɛ ne polymer nyansahu mu no redi saa nsɛm yi ho dwuma denam rɔba a wɔayɛ a ɛkɔ anim a ɛwɔ ahoɔden a ɛkɔ anim so.

Nnuru a wɔde yɛ rɔba a wɔde si ananmu .

Nneɛma a ɛwɔ bio-based polymers mu nkɔso .

Ɔkwan biako a ɛhyɛ bɔ a wɔfa so yɛ rɔba a nnua nni mu ne bio-based polymers a wɔyɛ. Saa nneɛma yi fi nneɛma a wɔyɛ no foforo te sɛ afifide, atɛkyɛ, anaa mmoawa nketenkete mu, na ɛma wonya ɔkwan foforo a ɛbɛkɔ so atra hɔ asen abɔde ne rɔba a wɔde petrochemical ayɛ nyinaa. Sɛ nhwɛso no, mprempren wobetumi de nneɛma nketenkete a ɛma asikre dan polymers ayɛ polyisoprene—a ɛyɛ abɔde mu rɔba a wɔayɛ no foforo—no.

Ɛnyɛ sɛ bio-based polymers so tew a wɔde wɔn ho to fango a efi abo mu so nko, na mmom ɛde mfaso a ebetumi aba wɔ biodegradability ne nneɛma a atwa yɛn ho ahyia a ɛbɛtew so nso ma. Nanso, nsɛnnennen da so ara wɔ sɛnea wɔyɛ no kɛse mu de di mfiridwuma mu ahwehwɛde ahorow ho dwuma na ɛhwɛ hu sɛ rɔba a egyina bio so no ne atetesɛm mu rɔba no adwumayɛ su hyia. Nhwehwɛmu ne nkɔsoɔ mmɔdenbɔ a ɛrekɔ so no twe adwene si saa akwan yi a wɔbɛma ayɛ yie so de ayɛ nneɛma a ɛbɛtumi ayɛ adwuma wɔ aguadiɛ mu.

Petrochemical derivatives wɔ rɔba a wɔyɛ mu .

Petrochemical derivatives kɔ so di dwuma titiriw wɔ rɔba a wɔayɛ no mu. Wɔde nneɛma te sɛ ethylene-propylene-diene monomer (EPDM), styrene-butadiene rubber (SBR), ne nitrile butadiene rubber (NBR) di dwuma kɛse wɔ nnwuma a efi kar a wɔyɛ so kosi nneɛma a wɔde di dwuma so. Wɔsom saa rɔba a wɔde ayɛ yi sɛ ɛyɛ nea ɛyɛ den, sɛnea ɛko tia tebea horow a emu yɛ den, na ɛho ka sua.

Nanso, wontumi mmu ani ngu nneɛma a atwa yɛn ho ahyia a ɛwɔ rɔba a egyina petrochemical so no so. Nneɛma a wɔde yɛ nnuru a efi abo mu a woyi fi hɔ na wɔyɛ ho adwuma no ma mframa bɔne a ɛma wim yɛ hyew ne nneɛma afoforo a atwa yɛn ho ahyia ho efĩ ba. Bio nso, rɔba a wonya fi petrochemical mu no ntumi nyɛ biodegradable, na ɛde nneɛma a wɔsɛe no ne efĩ ho dadwen ba. Sɛnea ɛte no, anigye a ɛrenya nkɔanim wɔ akwan foforo a ɛbɛkɔ so atra hɔ a ɛbɛkɔ so atra hɔ a ɛmma adwumayɛ anaa ɛka a wɔbɔ no nyɛ nea ɛfata no ho.

Nneɛma foforo a wɔyɛ wɔ polymer nyansahu mu .

Nkɔso a aba wɔ polymer nyansahu mu no rema nneɛma foforo aba wɔ nnuru foforo a wɔde yɛ rɔba a ebetumi asi abɔde mu rɔba ananmu koraa no mu. Ade biako a wɔde wɔn adwene si so ne block copolymers a wɔyɛ—polymers a wɔde monomers ahorow abien anaa nea ɛboro saa a wɔahyehyɛ wɔ blocks mu ayɛ —a ɛma wonya su horow a wɔpɛ a wɔaka abom afi ade biara mu.

Sɛ nhwɛso no, thermoplastic elastomers (TPEs) de rɔba a ɛyɛ den ne plastic a ɛyɛ adwuma no bom, na ɛma ɛfata ma nneɛma ahorow pii. Bio nso, nhwehwɛmu a wɔayɛ wɔ nanocomposites ho—nneɛma a wɔde nanoscale fillers ka polymers ho—ada bɔhyɛ adi wɔ mfiridwuma mu su a ɛwɔ rɔba a wɔde yɛ nneɛma mu bere a ɛtew nneɛma a atwa yɛn ho ahyia so no so.

Nneɛma a Atwa Yɛn Ho Ahyia Ho Nsusuwii .

Nsɛnnennen a ɛfa nneɛma a ɛbɛkɔ so atra hɔ daa ho wɔ rɔba a wɔyɛ mu .

Bere a wiase nyinaa nimdeɛ a ɛfa nneɛma a atwa yɛn ho ahyia ho no renya nkɔanim no, rɔba a wɔyɛ no a ɛbɛkɔ so atra hɔ no akɔ soro wɔ nhwehwɛmu a ɛkɔ soro mu. Atetesɛm mu rɔba a wɔyɛ no atetesɛm mu no ne kwae a wotutu, abɔde a nkwa wom a wɔhwere, ne asetra mu nsɛnnennen te sɛ asase ho akasakasa ne adwumayɛfo tebea a enye wɔ aman a wɔyɛ mu no wɔ abusuabɔ. Ɔkwan foforo so no, rɔba a wɔde yɛ nneɛma a wɔyɛ no gyina fango a efi abo mu so kɛse, na ɛma mframa bɔne a wɔtow gu ne nneɛma a atwa yɛn ho ahyia a wɔsɛe no.

Sɛnea ɛbɛyɛ na wɔadi saa nsɛnnennen yi ho dwuma no, nnwuma mu ayɔnkofo rehwehwɛ akwan horow a wɔbɛfa so ama nneɛma a ɛbɛkɔ so atra hɔ daa wɔ rɔba a wɔyɛ mu no ayɛ kɛse. Eyinom bi ne kuadwuma mu nneyɛe a ɛbɛma atu mpɔn wɔ abɔde mu rɔba mfuw mu, ayɛ akwan a wɔfa so yɛ rɔba a ɛyɛ adwuma yiye, na wɔde sika ahyɛ nhwehwɛmu a ɛfa akwan foforo a egyina bio so ho.

rɔba nneɛma ho nhwehwɛmu (LCA) .

Life Cycle Assessment (LCA) yɛ adwinnade a ɛsom bo a wɔde susuw nkɛntɛnso a rɔba nneɛma nya wɔ nneɛma a atwa yɛn ho ahyia so wɔ wɔn nkwa nna nyinaa mu —efi nneɛma a wɔde yɛ nneɛma a wɔde yɛ nneɛma a wɔde yɛ nneɛma a wɔde yɛ nneɛma a wɔde yɛ nneɛma a wɔde yɛ nneɛma a wɔde di dwuma anaasɛ wɔsan de di dwuma bio no so. Ɛdenam nneɛma te sɛ ahoɔden a wɔde di dwuma, mframa a ɛma wim yɛ hyew a wɔtow gu, nsu a wɔde di dwuma, ne nneɛma a wɔsɛe no a wɔsɔ hwɛ so no, LCA ma yehu nneɛma a atwa yɛn ho ahyia a ɛwɔ rɔba ahorow mu no ho adwene a edi mũ.

Nnansa yi LCA ahorow a wɔde toto abɔde mu ne rɔba a wɔde yɛ nneɛma ho no asi aguadi a wɔde di dwuma wɔ ɔkwan biako a wɔpaw so no so dua. Bere a abɔde mu rɔba betumi anya mframa bɔne a ɛba fam esiane ne mfiase a wotumi yɛ foforo nti no, mpɛn pii no ɛne nsu a wɔde di dwuma kɛse ne asase a wɔfa so nya nkɛntɛnso esiane mfuw mu kua ho nneyɛe nti no wɔ abusuabɔ. Nea ɛne eyi bɔ abira no, rɔba a wɔde yɛ nneɛma no betumi anya mframa bɔne a ɛkɔ soro esiane sɛ wɔde fango a efi abo mu di dwuma nti nanso enhia asase ne nsu pii.

rɔba a wɔyɛ no daakye a nnua nni mu .

Mfiridwuma a Ɛrenya Nkɔso .

rɔba a wɔyɛ a nnua nni mu daakye no da mfiridwuma mu nneɛma foforo a ɛkɔ so nya nkɔso na wɔde di gua a ɛma wonya akwan foforo a ɛbɛkɔ so atra hɔ daa sen rɔba a egyina abɔde ne petrochemical so nyinaa. Mfiridwuma yi bi ne akwan a wɔfa so yɛ nneɛma a ɛma nipadua no yɛ adwuma a ɛma wotumi yɛ polyisoprene—ade titiriw a ɛwɔ abɔde mu rɔba mu—de mmoawa nketenkete te sɛ mmoawa anaa mmɔkaw di dwuma.

Ade foforo a ɛhyɛ bɔ ne nneɛma a wɔyɛ no foforo te sɛ afifide mu ngo anaa kuayɛ mu nwura a wɔde di dwuma de yɛ elastomers a ɛwɔ bio-based a ɛwɔ agyapade a ɛne atetesɛm mu rɔba de no hyia. Bio nso, nkɔso a aba wɔ nnuru a wɔde di dwuma bio mu no betumi abue kwan ama closed-loop nhyehyɛe ahorow a wɔde rɔba nneɛma a wɔde di dwuma no paapae mu ma ɛyɛ wɔn monomers a ɛwɔ mu no na wɔsan de yɛ nneɛma foforo.

Guadi mu nkyerɛkyerɛmu ma nnwuma mu kyɛfafo .

Wɔ nnwuma a wɔde wɔn ho hyɛ nnwuma mu —a adwumayɛbea ahorow, akwan a wɔfa so yɛ adwuma, ne wɔn a wɔkyekyɛ nneɛma ka ho —nsakrae a ɛkɔ rɔba a wɔde yɛ nnua a nnua nnim so no de nsɛnnennen ne hokwan ahorow nyinaa ba. Ɔkwan biako so no, ebia nsakrae a wɔbɛyɛ akɔ nneɛma foforo so no bɛhwehwɛ sɛ wɔde sika kɛse hyɛ nhwehwɛmu ne nkɔso mu ne nsakrae a wɔbɛyɛ wɔ nneɛma a wɔyɛ dedaw mu. Ɔkwan foforo so no, sɛ wogye akwan foforo a ɛbɛkɔ so atra hɔ daa tom a, ebetumi ama wɔanya akansi mu mfaso denam nneɛma a adetɔfo hwehwɛ a ɛrenya nkɔanim wɔ nneɛma a atwa yɛn ho ahyia ho asɛyɛde ho a wobedi ho dwuma no so.

Afei nso, ɛda adi sɛ mmara mu nhyɛso bɛkɔ soro bere a nniso ahorow a ɛwɔ wiase nyinaa de nneɛma a atwa yɛn ho ahyia ho gyinapɛn ahorow a emu yɛ den a ne botae ne sɛ ɛbɛtew mframa bɔne a wɔtow gu so na ama wɔatumi atra hɔ daa wɔ nnwuma ahorow mu no di dwuma no—a nea wɔde wɔn ho to so no ka ho . rɔba a wɔanhyehyɛ no yiye . Ɛdenam saa nneɛma yi a wɔbɛkɔ so adi anim denam mfiridwuma ne nneɛma foforo a wɔde di dwuma ntɛmntɛm so no, nnwumakuw betumi de wɔn ho asi hɔ ama bere tenten mu nkonimdi wɔ gua so tebea a ɛrekɔ so no mu.

Awie

Asɛmmisa 'So wobetumi ayɛ rɔba a nnua nni mu?' nyɛ nsusuwii mu asɛmmisa ara kwa na mmom ɛyɛ asɛnnennen a egye ntɛmpɛ a ɛhwehwɛ ano aduru foforo a efi nnwuma ahorow no nyinaa mu —efi honam fam nyansahufo a wɔreyɛ polymer foforo so kosi wɔn a wɔyɛ nneɛma a wɔsan susuw wɔn nneɛma a wɔde ma ho no so ma ɛkɔ so tra hɔ kɛse. Bere a wɔanya nkɔso kɛse wɔ akwan foforo te sɛ rɔba a wɔayɛ a wonya fi petrochemicals anaa bio-based polymers a ɛnam microbial fermentation akwan so ba no mu no—adwuma pii da so ara wɔ hɔ ansa na yɛatumi agye atom kɛse wɔ nsenia mu wɔ mfiridwuma mu nneɛma a wɔde di dwuma mu.

Nanso awiei koraa no —bere a nhwehwɛmu kɔ so kɔ anim kɔ akwan a ɛtra hɔ daa te sɛ nnuru anaa rubber a wɔde si ananmu so no —tumi wɔ hɔ a ɛbɛma wɔatumi apaw nneɛma a atwa yɛn ho ahyia ankasa a wɔmfa adwumayɛ gyinapɛn ahorow a wɔn a wɔde di dwuma awiei wɔ wiase nyinaa hwɛ kwan nnɛ no mmɔ afɔre! Ɛda adi pefee nso sɛ wɔn a wogye nsakrae yi tom ntɛm no behu sɛ wɔwɔ gyinabea pa wɔ akansi kwan so wɔ mmara tebea horow a ɛreyɛ den kɛse wɔ wiase nyinaa a ɛrekɔ n’anim – titiriw esiane sɛ adetɔfo ahwehwɛde a ɛrenya nkɔanim ka aban ahyɛde ahorow ho a ɛrepiapia wɔn ho akɔ akwan foforo a ɛyɛ ahabammono so da biara mprempren a ɛte sɛ nea! Wɔn a wɔrehwehwɛ mfiridwuma a ɛreba a atwa asɛmti yi ho ahyia no mu kɔ akyiri—anaasɛ wɔrehwehwɛ nneɛma a wɔde yɛ nneɛma ho ano aduru pɔtee a wɔayɛ no sɛnea ɛfata—no, hwɛ hu sɛ hwɛ afã horow a ɛfa ho a ɛwɔ hɔ denam saa nkitahodi ahorow a wɔde ama wɔ ha no so a nea ɛka ho ne . Raw-rubber ano aduru ., Application-specific resources plus nsɛmti afoforo a ɛfa ho a wohu wɔ yɛn nneɛma a wɔyɛ no yiye a wɔahyehyɛ no nyinaa mu wɔ intanɛt so nnɛ nso!

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