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Dɛn nti na rɔba vulcanization ho hia?

Views: 0     Author: Site Editor Publish Time: 2024-12-06 Mfiase: Beaeɛ

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Nnianimu

Rɔba vulcanization yɛ tweatiboɔ adeyɛ wɔ rɔba adwumayɛ mu, ɛdan rɔba a wɔannoa no yɛ adeɛ a ɛyɛ den, ɛyɛ den a ɛfata sɛ wɔde di dwuma ahodoɔ pii. Saa nnuru yi a ɛfa sulfur anaa ayaresa afoforo a wɔde ka rɔba a wɔannoa ho no ma ne mfiridwuma mu su, ɔhyew a ɛko tia, ne sɛnea ɛyɛ den no yɛ kɛse kɛse. Wontumi nka hia a vulcanization ho hia no ho asɛm ntra so, efisɛ ɛhyɛ nneɛma a wɔyɛ da biara da a wontumi nkan no ase, efi kar tae so kosi mfiridwuma mu nsɔano so. ma wɔn a wɔn ani gye ho sɛ wɔde bedi dwuma wɔ ɔkwan a ɛtrɛw so no . Rɔba , Vulcanization dwuma a wodi no ho ntease ho hia yiye. Saa asɛm yi hwehwɛ nyansahu, abakɔsɛm, ne mfiridwuma mu ntease a ɛwɔ rɔba vulcanization mu no mu kɔ akyiri, na ɛma wɔhwehwɛ nkɛntɛnso a enya wɔ nnɛyi nneɛma a wɔyɛ ne mfiridwuma so no mu yiye.

Nyansahu a ɛwɔ rɔba vulcanization akyi .

Dɛn ne vulcanization?

Vulcanization yɛ nnuru a wɔde di dwuma a ɛfa sulfur anaa ayaresa afoforo a wɔde ka rɔba a wɔannoa ho. Saa adeyɛ yi ma cross-links da polymer nkɔnsɔnkɔnsɔn ntam, na ɛde ade a ɛyɛ den, ɛyɛ den, na ɛko tia nneɛma a atwa yɛn ho ahyia ba. Wobetumi adi vulcanization dodow so na ama wɔanya nneɛma pɔtee bi, na ɛma ɛyɛ ɔkwan a wɔfa so yɛ adwuma wɔ mfiridwuma mu.

Nnuru a ɛyɛ adwuma wɔ ho .

Vulcanization nhyehyɛe no titiriw ne sɛ wɔbɛyɛ sulfur cross-links a ɛda rɔba nkɔnsɔnkɔnsɔn atenten a ɛyɛ polymer no ntam. Wɔnam nnuru a ɛyɛ adwuma so na ɛyɛ saa cross-links yi, a nea ɛka ho ne nea wɔde ka ho, nea wɔde si ananmu, ne nneɛma a wɔde yi fi hɔ. Nneɛma a ɛma nneɛma yɛ ntɛmntɛm ne nea ɛma nneɛma yɛ adwuma no betumi ama saa nneyɛe yi ayɛ ntɛmntɛm kɛse, na ama wɔatumi ayɛ nneɛma a wɔyɛ no yiye.

Vulcanization ahorow ahorow .

Vulcanization akwan horow pii wɔ hɔ, a emu biara fata ma dwumadie ahodoɔ:

  • Vulcanization a wɔtaa de di dwuma: de sulphur ne accelerators di dwuma de yɛ cross-links a ɛkari pɛ.

  • Peroxide vulcanization: de organic peroxides di dwuma ma nneɛma a ɛho hia sɛ ɛko tia ɔhyew kɛse.

  • Radiation Vulcanization: de mframa a ahoɔden kɛse wom di dwuma de yɛ cross-links, a wɔtaa de di dwuma wɔ nnuruyɛ ne ahunmu nnwuma mu.

Abakɔsɛm mu nsɛm a ɛfa vulcanization ho .

Vulcanization a wohu no .

Charles Goodyear huu vulcanization no wɔ 1839. Goodyear a wohuu no wɔ akwanhyia mu no sii bere a ɔde rɔba ne sulphur a wɔde afrafra guu fononoo a ɛyɛ hyew so, na ɛde ade a ɛyɛ mmerɛw na ɛko tia ɔhyew nsakrae bae. Saa nkɔso yi na ɛsakraa rɔba adwuma no, na ɛtoo fapem maa nnɛyi nneɛma a wɔde di dwuma.

Vulcanization akwan a wɔfa so yɛ adwuma no mu nkɔso .

Mfe pii a atwam no, vulcanization akwan horow no ayɛ nea ɛfata sɛ edi nnwuma ahorow ahwehwɛde ahorow ho dwuma. Nneɛma a ɛma nneɛma yɛ ntɛmntɛm a wɔde bae wɔ afeha a ɛto so 20 mfiase no maa bere a wɔde sa yare no so tew kɛse, bere a nnɛyi nkɔso atwe adwene asi akwan a ɛnyɛ nea ɛsɛe nneɛma a atwa yɛn ho ahyia so na ɛyɛ adwuma yiye, te sɛ mframa a wɔde di dwuma ne peroxide vulcanization so.

Mfiridwuma mu nneɛma a wɔde di dwuma wɔ rɔba a wɔde vulcan ayɛ mu .

Kar Nnwuma .

Kar adwuma no yɛ wɔn a wɔde rɔba a wɔayɛ no vulcanized no di dwuma kɛse no mu biako. Wɔde rɔba vulcanized rɔba na ɛyɛ tae, nsɔano, hose, ne abɔso nyinaa, na ɛma ɛyɛ den sɛ ɛbɛtra hɔ akyɛ na ayɛ mmerɛw ama nneɛma a ɛyɛ adwuma yiye. Tumi a wotumi gyina ɔhyew a ano yɛ den ano ne mfiridwuma mu nhyɛso ano no ma vulcanized rɔba ho hia wɔ saa ɔfã yi mu.

Adansi ne Nneɛma a Wɔde Yɛ Adwuma .

Wɔ adansi mu no, wɔde rɔba a wɔde vulcan ayɛ no yɛ nneɛma a wɔde yɛ ɔdan atifi, ntini a ɛma nsu ntumi nkɔ mu, ne wosow a wɔde yiyi nneɛma mu. Nea ɛko tia nneɛma a atwa yɛn ho ahyia te sɛ UV mframa ne ozone no ma ɛyɛ adwuma bere tenten wɔ tebea horow a emu yɛ den mu.

Aduruyɛ ne Akwahosan Ho Nsɛm .

Aduruyɛ adwuma no de wɔn ho to rɔba a wɔde vulcan ayɛ so ma nneɛma te sɛ oprehyɛn nsateaa, ntini a wɔde hyɛ nipadua mu, ne nsɔano. Nneɛma no biocompatibility ne resistance to sterilization akwan no ma ɛyɛ nea eye ma aduruyɛ mu dwumadie.

Nsɛnnennen ne daakye akwankyerɛ .

Nneɛma a atwa yɛn ho ahyia ho haw .

Nsɛnnennen titiriw biako a ɛwɔ rɔba adwumayɛ mu ne nkɛntɛnso a vulcanization nya wɔ nneɛma a atwa yɛn ho ahyia so. Mpɛn pii no, akwan a wɔtaa fa so yɛ no fa nnuru a awuduru wom a wɔde di dwuma ho na ɛma nneɛma nsɛe. Nhwehwɛmufo rehwehwɛ akwan foforo a ɛbɛkɔ so atra hɔ daa, te sɛ nnuru a wɔde sa yare a egyina bio so ne mfiridwuma a wɔde di dwuma bio, de adi saa nsɛm yi ho dwuma.

Mfiridwuma mu Nneɛma Foforo .

Nkɔso a aba wɔ nanotechnology ne honam fam nyansahu mu no rebue kwan ama vulcanization akwan foforo. Sɛ nhwɛso no, nanoparticles a wɔde ka ho no betumi ama rɔba a wɔde vulcan ayɛ no mfiridwuma mu nneɛma ayɛ kɛse, na abue nneɛma foforo a ebetumi aba ama nneɛma a wɔde di dwuma yiye.

Awie

Rɔba vulcanization yɛ adeyɛ a ɛsakra nneɛma a ayɛ nnɛyi nnwuma ne mfiridwuma ho nhyehyɛe. Efi nea Charles Goodyear huu no so kosi nea ɛde di dwuma mprempren wɔ kar, adansi, ne akwahosan ho adwumayɛbea ahorow mu no, vulcanization kɔ so yɛ honam fam nyansahu tweatibo. Bere a nnwuma no rekɔ so no, nneɛma foforo a wɔyɛ wɔ vulcanization akwan horow so no hyɛ bɔ sɛ wobedi nneɛma a atwa yɛn ho ahyia ho nsɛnnennen ho dwuma bere a ɛma honam fam adwumayɛ nya nkɔso no. ama ntease a emu dɔ wɔ dwuma a . Rɔba wɔ nnwuma ahorow mu, nhwehwɛmu ne nkɔso a ɛkɔ so da so ara yɛ nea ɛho hia kɛse.

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