Lastikuw, fɛn nafamaba min bɛ sɔrɔ bi iziniw kɔnɔ, o bɛ tila fɔlɔ ka kɛ suguya fila ye: lastikuw nafama ani lastikuw. Nin suguya fila ninnu bɛ baara caman kɛ, k’a ta mobili pankurunw na ka se furakɛli minɛnw ma, k’a sababu kɛ u ka jogo kɛrɛnkɛrɛnnenw ye. Danfara minnu bɛ sɔrɔ lastikuw ni fɛn dilannenw cɛ, olu faamuyali nafa ka bon kosɛbɛ walasa ka fɛn bɛnnenw sugandi baara kɛrɛnkɛrɛnnenw kama.
wuliliko min kɛra . Lastikuw dilanni ye fɛn caman sɛmɛntiya ni fɛn wɛrɛw ye minnu bɛ se ka kɛ ka ɲɛsin lastikuw ma, kɛrɛnkɛrɛnnenya la, ko minnu na, lastikuw ka danbew, i n’a fɔ kɔrɔya ni sigida cogoyaw, olu bɛ ye kɛnɛ kan. Nin barokun in bɛ danfara don nin lastikuw suguya fila ninnu cɛ, k’u bɔyɔrɔ, u jogo, u kɛcogo, ani u laminiko gɛlɛyaw sɛgɛsɛgɛ.
Lastikuw nafama: A bɔyɔrɔw ani a jogo .
Origins de la rubber naturelle .
Lastikuw bɛ bɔ lastikuw latex la, kɛrɛnkɛrɛnnenya la hevea brasiliensis. Nin latex in ye nɔnɔmaji ye min bɛ taabolo caman sɔrɔ, i n’a fɔ koagulasiyɔn ni ja, walasa ka lastikuw kɛnɛ bɔ. Lastikuw sɛnɛni bɛ kɛ yɔrɔw la minnu ka timi, jamanaw i n’a fɔ Tayilandi, Ɛndonezi, ani Malasi, olu de ye fɛn dilannenw ye minnu ka bon kosɛbɛ.
Propriétés de la rubber naturelle .
Lastikuw bɛ sɔrɔ u yɛrɛ la, a ka sɛgɛncogo ɲuman kosɔn, a ka fanga ka bon, ani a bɛ se ka sɛgɛn ani ka a tiɲɛ. A fana bɛ kuran-sɛnɛcogo ɲumanw jira ani a bɛ baara kɛ ka ɲɛ sigidaw la minnu ka funteni man bon. Nka, dan bɛ a la, i n’a fɔ funteni, yeelen, ani ozɔni, o bɛ se ka kɛ sababu ye ka tiɲɛni kɛ waati kɔnɔ.
Lastikuw sintilen: bi ko kura .
Lastik sintetiki yiriwali .
Lastikuw dilanni kɛra ka kɛ jaabi ye ka ɲɛsin lastikuw ma minnu bɛ sɔrɔ u yɛrɛ la ani fɛn min bɛ se ka kɛ fɛn caman ye. Lastikuw dilanni fɔlɔ min bɛ wele ko Buna, o dabɔra san kɛmɛ 20nan daminɛ na. Kabini o waati, ɲɛtaa minnu kɛra polimɛri chimie la, olu kɛra sababu ye ka lastikuw dilan minnu dilannen don, i n’a fɔ stirilɛni-butadiyɛni (SBR), nitirili (NBR), ani etilɛni-poropilini-diene monomɛri (EPDM).
Propriétés de rubber synthétique .
Lastikuw dilanni bɛ nafa caman di ka tɛmɛ lastikuw kan minnu bɛ sɔrɔ u yɛrɛ la, i n’a fɔ funteni, kemikaliya ani kɔrɔya kunbɛncogo ɲuman. A bɛ se ka labɛn ka kɛɲɛ ni wajibi kɛrɛnkɛrɛnnenw ye ni a ka kemikorokɛcogo caman cili ye. Misali la, EPDM bɛ se ka waati ni ozɔni kɛlɛ kosɛbɛ, o b’a to a ka ɲi kɛnɛyako la, k’a sɔrɔ NBR bɛ dɔn a ka tulu kɛlɛli ɲuman fɛ.
Sɛgɛsɛgɛli min bɛ kɛ ni ɲɔgɔn ye: Natural vs.
Baara kɛli baarakɛcogo suguya caman na .
Lastikuw bɛ kɛ ka caya baarakɛcogo la minnu bɛ se ka kɛ sababu ye ka sɛgɛn ni fanga caman sɔrɔ, i n’a fɔ mobili pankurunw, fɛnw jiginni cɛsirilanw, ani sennasanbaraw. Faan wɛrɛ fɛ, lastikuw dilanni ka fisa sigidaw la, yɔrɔ minnu na, funteni jugumanba, kemikaliya walima kɔrɔya bɛ se ka kɛ yɔrɔ minnu na, o nafa ka bon kosɛbɛ. Misali la, SBR bɛ kɛ ka caya mobili pankurunw na, ka sɔrɔ silikoni ka lastikuw bɛ kɛ furakɛli minɛnw ni sigilanw na.
Sigida laminiko gɛlɛya .
Lastikuw dilanni na, sigida senna-tɛgɛrɛba bɛ yen k’a sababu kɛ kungo tiɲɛni ye ani kemikaliw kɛli lastikuw la. Lastikuw dilanni, hali ni u bɛ dɔ bɔ u ka dannaya la nafolo sɔrɔlenw kan, o bɛ bɔ fɛnw na minnu bɛ bɔ petoroli la, o bɛ haminankow lawuli ka bɔ gazi bɔlenw na ani biodegradability tɛ. Cɛsiriw bɛ ka kɛ walasa ka fɛɛrɛ wɛrɛw labɛn minnu bɛ sabati, i n’a fɔ bio-based synthetic rubber.
Kuncɛli
Kuncɛli la, sugandili min bɛ kɛ lastikuw la minnu bɛ sɔrɔ u yɛrɛ la ani minnu dilannen don ni fɛn dilannenw ye, o bɛ bɔ a kɛcogo kɛrɛnkɛrɛnnen na. Hali ni lastikuw nafama bɛ tɛmɛ elasticité ani tensile fanga kan, sintetiki lastikuw bɛ se ka sigida koɲɛw ni kemikɛlifɛnw kɛlɛ ka ɲɛ. Ɲɛtaa minnu bɛ senna lastikuw dilanni na, olu bɛ ka taa a fɛ ka seko ni dɔnko yiriwa lastikuw suguya fila bɛɛ la, k’a jira k’u nafa ka bon izini suguya caman na.
Minnu b’a fɛ ka sintetiki lastikuw suguya caman sɛgɛsɛgɛ ani u baarakɛcogo, olu bɛ taa bɔ . Lastikuw dilanni walasa ka hakilina caman sɔrɔ.
