Sɛnea Raw Material Purity Ka PTFE Ntama a Ɛyɛ Ɔhyew a Ɛkorɔn no Adwumayɛ

PTFE ntama a ɛyɛ hyew kɛse (PTFE-coated fiberglass) ye te sɛ nneɛma a wɔde yɛ no nkutoo. Bere a PTFE fi awosu mu yɛ polymer a ɛyɛ adwuma yiye no, efĩ a ɛwɔ molecule mu no betumi asɛe ne su kɛse.

'Raw material purity' wɔ ha no kyerɛ nneɛma abien: PTFE raw materials (residual initiators, surfactants, low-molecular-weight polymers, metal ions) ahotew ne fiberglass finishing agents (sizing, lubricants, efĩ a efi nwene mu) ho tew.

Aokai PTFE paw nneɛma a wɔde yɛ nneɛma a ɛho tew kɛse nkutoo. Saa asɛm yi kyerɛkyerɛ sɛnea efĩ nya adwumayɛ mu nneɛma atitiriw asia so nkɛntɛnso mu: ɔhyew a ɛko tia, nneɛma a ɛnyɛ nea ɛbata ho, anyinam ahoɔden a wɔde siw ano, mfiri ahoɔden, sɛnea ɛte, ne nnuru ahobammɔ.

Ɔhyew a Ɛko Tia ne Ɔhyew a Egyina pintinn – Efĩ Ma Ɔsɛe no Ntɛmntɛm

Ɔhyew a ɛko tia ne ade titiriw a ɛkyerɛ sɛnea ntama a ɛyɛ hyew kɛse yɛ adwuma.

1. Efĩ ma ɔhyew a ɛporɔw ntɛm

Residual initiators, polymers a emu duru sua, ne surfactants a wɔanhohoro ho yiye no da ɔhyew a ɛporɔw no hyew a ɛba fam koraa sen PTFE kronkron. Wɔ ɔhyew a ɛkɔ soro bere tenten som mu (sɛ nhwɛso no, 260°C) no, saa efĩ yi di kan porɔw na ɛyɛ carbon, na ɛma mframa a ɛkanyan ahurututu, pinholes, blistering, ne delamination wɔ ade a wɔde kata so no mu.

2. Ɔtew ɔhyew a ɛkɔ so yɛ adwuma so

Acid anaa alkaline a efi efĩ a aporɔw mu ba no betumi ama PTFE molecule akyi nnompe no mu apaapae bio, na ama ntama no ɔhyew a ɛko tia ankasa no so atew na ama ne nkwa nna ayɛ tiaa kɛse. Nneɛma a wɔde yɛ nneɛma a ɛho tew kɛse nkutoo na ɛma wotumi yɛ adwuma bere tenten a ɛyɛ den wɔ 260°C kosi 300°C mu.

Aokai PTFE sɔhwɛ data: PTFE ntama a wɔde standard-grade emulsion ayɛ no kyerɛ sɛ ɛyɛ kɔkɔɔ a wotumi hu wɔ nnɔnhwerew 100 akyi wɔ 260°C. Ntama a wɔde emulsion a ɛho tew kɛse ayɛ no nsakra wɔ nnɔnhwerew 500 akyi wɔ ɔhyew koro no ara mu.

Nneɛma a Ɛnyɛ Nnua ne Nneɛma a Ɛwɔ Fam So – Ahoɔden a Ɛwɔ Anim a Ɛyɛ Pɛ

Non-stick adwumayɛ ne titiriw adwumayɛ mu mfaso a ɛwɔ PTFE ntama a ɛyɛ hyew kɛse so.

1. Ahoɔden a ɛwɔ soro a ɛnyɛ pɛpɛɛpɛ

PTFE su a ɛnyɛ nea ɛbata ho no fi ne soro ahoɔden a ɛba fam koraa no mu. Sɛ nneɛma nketenkete a ɛnyɛ nkwaboaa, resin efĩ a ennya nwene, anaa ngo mu efĩ wɔ nneɛma a wɔde yɛ nneɛma mu a, ɛbɛhyɛ ade a wɔde kata so no so anaa mu bere a wɔayɛ no sinter awie no, na ɛbɛma ahoɔden a ɛnteɛ wɔ soro na ayɛ adhesion anchor points.

2. Di nkogu a ɛkɔ so nkakrankakra wɔ adwumayɛ a ɛnyɛ stick mu

Nneɛma a wɔde yɛ adwuma te sɛ nneɛma a wɔde nkata so ne nneɛma a wɔde yɛ aduan taa bata ho fi ase fi saa ankora mmeae yi na awiei koraa no ɛyɛ mmeae akɛse a ɛka bom bere a wɔreyɛ adwuma no. Nneɛma a wɔde yɛ nneɛma a ɛho tew a ɛkorɔn no de ade a ɛyɛ pɛ na ɛyɛ den a wɔde kata so a ɛkorɔn a wɔayi no adi ne nea ɛko tia dua no ma.

Electrical Insulation Adwumayɛ – Ionic Efĩ Yɛ Charge Carriers

Ahotew yɛ ade titiriw ma ntama a ɛyɛ hyew kɛse a wɔde di dwuma sɛ anyinam ahoɔden ntama a wɔde siw anyinam ahoɔden ano.

1. Dielectric a wɔhwere no kɔ soro kɛse

Ionic efĩ a dade ions, nkyene, ne residual catalysts ka ho yɛ adwuma sɛ charge carriers, ɛma dielectric constant ne dissipation factor kɔ soro kɛse bere a ɛtew volume resistivity so. Eyi sɛe sɛnea nneɛma a wɔde siw mframa ano no yɛ adwuma yiye.

2. Ɔtew breakdown voltage so

Efĩ a ɛma anyinam ahoɔden te sɛ dade a asɛe ne mmeae a carbon ayɛ no ma anyinam ahoɔden a ɛwɔ mu no yɛ kɛse na ɛma nsu fã bi fi mu, na ɛtew ahoɔden a ɛma anyinam ahoɔden a ɛpaapae no so kɛse. PTFE a ɛho tew kɛse yɛ ahyɛde na ama wɔakura insulation adwumayɛ a ɛkyɛn so wɔ adwumayɛ tebea a ɛyɛ frequency a ɛkorɔn ne ahoɔden a ɛkorɔn mu.

Mfiri Ahoɔden ne Nsakrae – Adwennwen a Ɛkɔ So wɔ Mmeae a Efĩ Wɔ

1. Nneɛma a wɔde si adwennwen so a wɔhyehyɛ

Efĩ a ɛyɛ den ne resin agglomerates a wɔmfa plastic nhyɛ mu no bubu sɛnea ade a wɔde kata so no kɔ so no. Wɔ benkum ne ntrɛwmu a wɔtrɛw mu no, mpaapaemu pɛ sɛ ɛba na ɛtrɛw wɔ mmeae a ɛyɛ mmerɛw yi, na ɛma ahoɔden a ɛtwetwe no so tew na ɛma flex resistance nkwa nna yɛ tiaa.

2. Coating adhesion a asɛe

Nneɛma a ɛka bom a ɛboro so no ma tumi a ɛka bom a ɛda PTFE ne fiberglass ntama ntam no yɛ mmerɛw, na ɛma ahoɔden a ɛdɔɔso a wɔde yiyi no ntumi nkɔ. Nneɛma a wɔde kata so a wɔde PTFE a ɛho tew kɛse ayɛ no wɔ nkyerɛwee a ɛyɛ ketewaa ne sɛnea ɛyɛ mmerɛw a ɛda nsow, na ɛma ntama a ɛyɛ den na ɛyɛ den a ɛyɛ hyew kɛse ba.

Kɔla ne Sɛnea ɛte – Yellowing Yɛ Ahotew Kɔkɔbɔ Nsɛnkyerɛnne

Pure PTFE yɛ abɔde mu nufusu fitaa na semi-transparent. Yellowing, PTFE ntama a ɛyɛ hyew kɛse no ani sintɔ a ɛtaa ba no, taa fi efĩ a ɛboro so wɔ nneɛma a wɔde yɛ no mu:

• Dade a ɛyɛ nkannare ne dade a ɛde efĩ ba

• Nkwammoaa mu nkae

• Nneɛma a ɛtaa yɛ carbonization wɔ ɔhyew ase

Wɔ aduan a wɔyɛ, aduruyɛ, ne ɛlɛtrɔnik mfiri a ɛkorɔn a ahotew gyinapɛn a emu yɛ den wom ho no, nneɛma a wɔde yɛ nneɛma a ɛho tew na ɛkyerɛ tẽẽ sɛ ebia nneɛma a wɔawie no betumi anya fitaa a ɛho tew a mfomso biara nni ho na adi ahwehwɛde ahorow a ɛnyɛ efĩ ho dwuma anaa.

Nnuru a Ɛgyina pintinn ne Ahotew Ahobammɔ – Asiane a Ɛwɔ Leaching Mu

Ɛkame ayɛ sɛ PTFE kronkron ko tia nsɛe a efi nnuru nyinaa mu ba. Nanso, efĩ a ɛtumi nwura mu a ɛwɔ ade a wɔde kata so no mu no betumi asɛe bere a wɔde ahyɛ acid a ano yɛ den, alkalis a ano yɛ den, anaa nneɛma a wɔde hyɛ mu a ɛyɛ ɔkra mu, na ama ade a wɔde kata so no ahonhon na akɔ mu.

Wɔ nnuan a wɔyɛ, nnuru a wɔyɛ, ne semiconductor a wɔde di dwuma mu no, efĩ a epira (te sɛ PFOA nkae a wɔde ayɛ agyapade) a wɔhwehwɛ wɔ nneɛma a wɔde yɛ nneɛma mu no de asiane ahorow a ɛne sɛ nneɛma bɛkɔ mu no ba . Nneɛma a wɔde yɛ aduan a ɛho tew kɛse a ɛyɛ aduan ne aduruyɛ mu nneɛma a ɛne FDA, EU, ne mmara gyinapɛn ahorow a ɛfa ho hyia nkutoo na ɛma wonya awerɛhyem sɛ wɔde bedi dwuma a awuduru nnim na ahobammɔ wom.

Nsɛm a Wɔaboaboa Ano – Ahotew Set Adwumayɛ Dasoro

Raw material ahotew di PTFE ntama a ɛyɛ hyew kɛse no adwumayɛ afã atitiriw anum no so tẽẽ:

Mfomso ahorow a efĩ biara de ba no bɛma PTFE ntama a ɛyɛ adwuma yiye no akɔ fam ayɛ no ntama a ɛnyɛ den a ɛyɛ mmerɛw.

Aokai PTFE de PTFE emulsion a ɛho tew kɛse ne fiberglass substrates a wɔatew ho yiye nkutoo na edi dwuma. Yɛde nneɛma a ɛho tew ho nkrataa ma, a FDA mmara sodi adansedi nkrataa ne heavy metal nhwehwɛmu ka ho, bere a wɔabisa no.

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