Polyether ether ketone (PEEK) yog thawj zaug tsim los ntawm Imperial Chemical (ICI) nyob rau hauv 1977 thiab officially muag li VICTREX®PEEK nyob rau hauv 1982. Nyob rau hauv 1993, VICTREX tau txais ICI ntau lawm cog thiab los ua ib lub tuam txhab ywj pheej. Weigas muaj qhov dav tshaj plaws ntawm poly (ether ketone) cov khoom lag luam hauv khw, nrog lub peev xwm tam sim no ntawm 4,250T / xyoo. Tsis tas li ntawd, qhov thib peb VICTREX® poly (ether ketone) cog nrog lub peev xwm txhua xyoo ntawm 2900T yuav raug tsim tawm thaum ntxov 2015, nrog lub peev xwm ntau dua 7000 T / a.
Ⅰ. Taw qhia txog kev ua haujlwm
PEEK ua cov khoom tseem ceeb tshaj plaws ntawm poly (aryl ether ketone, nws cov qauv molecular tshwj xeeb muab cov polymer siab kub tsis kam, kev ua haujlwm zoo, nws tus kheej lubrication, ua haujlwm yooj yim, tshuaj tiv thaiv corrosion, nplaim hluav taws xob, stripping tsis kam, hluav taws xob tiv thaiv, rwb thaiv tsev stability, hydrolysis tsis kam thiab ua haujlwm yooj yim, xws li kev ua haujlwm zoo, tam sim no tau lees paub tias yog qhov zoo tshaj plaws thermoplastic engineering yas.
1 Kub kub kuj
VICTREX PEEK polymers thiab blends feem ntau muaj qhov hloov pauv iav ntawm 143 ° C, melting point ntawm 343 ° C, thermal denaturation kub txog li 335 ° C (ISO75Af, carbon fiber ntau), thiab kev pabcuam kub ntawm 260 ° C. C (UL746B, tsis muaj sau).
2. Hnav tsis kam
VICTREX PEEK cov ntaub ntawv polymer muab kev sib txhuam zoo heev thiab hnav tsis kam, tshwj xeeb tshaj yog nyob rau hauv cov qib hnav-tiv taus hloov kev sib txhuam, dhau ntau yam kev kub ntxhov, ceev, kub thiab kev sib cuag nto roughness.
3. Tshuaj tiv thaiv
VICTREX PEEK zoo ib yam li cov hlau npib tsib xee, muab kev tiv thaiv corrosion zoo heev nyob rau hauv feem ntau cov tshuaj lom neeg ib puag ncig, txawm tias kub kub.
4. Hluav taws xob cov pa luam yeeb thiab tsis muaj tshuaj lom
VICTREX PEEK cov khoom siv polymer yog qhov ruaj khov, 1.5mm qauv, ul94-V0 qib tsis muaj nplaim taws. Qhov muaj pes tsawg leeg thiab qhov tseeb purity ntawm cov khoom no ua rau nws tsim cov pa luam yeeb thiab roj tsawg heev thaum muaj hluav taws kub.
5. Hydrolysis tsis kam
VICTREX PEEK polymers thiab cov khoom sib xyaw yog tiv taus tshuaj tua kab mob los ntawm dej los yog lub zog siab. Cov khoom ua los ntawm cov khoom siv no tuaj yeem tswj tau cov khoom siv kho tshuab siab thaum siv tsis tu ncua hauv dej ntawm qhov kub thiab txias.
6. Cov khoom siv hluav taws xob zoo heev
VICTREX PEEK muab cov hluav taws xob ua tau zoo tshaj plaws ntawm ntau qhov ntau zaus thiab qhov kub thiab txias.
Tsis tas li ntawd, VICTREX PEEK cov khoom siv polymer kuj muaj siab purity, kev tiv thaiv ib puag ncig, kev ua haujlwm yooj yim thiab lwm yam ntxwv.
Ⅱ. Kev tshawb fawb txog kev tsim khoom
Txij li thaum txoj kev vam meej ntawm PEEK, nrog nws tus kheej ua tau zoo heev, nws tau dav nyiam los ntawm tib neeg thiab sai sai los ua ib qho kev tshawb fawb tshiab. Ib qho kev hloov kho tshuaj thiab lub cev thiab kev txhim kho ntawm PEEK tau nthuav dav ntxiv rau daim ntawv thov teb ntawm PEEK.
1. Kev hloov kho tshuaj
Kev hloov kho tshuaj lom neeg yog hloov cov qauv molecular thiab tsis tu ncua ntawm cov polymer los ntawm kev qhia cov pab pawg tshwj xeeb lossis cov molecules me me, xws li: hloov qhov kev faib ua feem ntawm ether ketone pawg ntawm cov saw tseem ceeb lossis qhia lwm pab pawg, branching crosslinking, sab saw pawg, thaiv copolymerization thiab random copolymerization ntawm cov saw tseem ceeb los hloov nws cov khoom thermal.
VICTREX®HT™ thiab VICTREX®ST™ yog PEK thiab PEKEKK, feem. Qhov sib piv E / K ntawm VICTREX®HT ™ thiab VICTREX®ST ™ yog siv los txhim kho qhov kub thiab txias ntawm cov polymer.
2. Kev hloov kho lub cev
Piv nrog rau kev hloov kho tshuaj, kev hloov kho lub cev yog siv dav hauv kev xyaum, suav nrog kev ua kom zoo dua qub, sib xyaw hloov kho thiab kev hloov kho saum npoo.
1) Padding txhim khu kev qha
Feem ntau cov khoom siv ntxiv yog cov khoom siv fiber ntau, suav nrog iav fiber ntau, carbon fiber reinforcement thiab Arlene fiber reinforcement. Cov txiaj ntsig kev sim qhia tau tias cov iav fiber ntau, carbon fiber thiab aramid fiber ntau muaj kev sib raug zoo nrog PEEK, yog li lawv feem ntau raug xaiv los ua cov muab tub lim los txhim kho PEEK, ua cov ntaub ntawv muaj txiaj ntsig zoo, thiab txhim kho lub zog thiab kev pabcuam kub ntawm PEEK resin. Hmf-qib yog ib qho tshiab carbon fiber uas muaj cov khoom sib xyaw los ntawm VICTREX uas muaj kev qaug zog zoo dua, ua haujlwm tau zoo thiab cov khoom siv kho tshuab zoo tshaj plaws piv rau tam sim no muaj zog carbon fiber ntau puv VICTREX PEEK series.
Txhawm rau txo kev sib txhuam thiab hnav, PTFE, graphite thiab lwm yam me me feem ntau tau ntxiv los txhim kho kev txhawb nqa. Hnav Cov Qib yog tshwj xeeb hloov kho thiab ntxiv dag zog los ntawm VICTREX rau siv nyob rau hauv high-wear ib puag ncig xws li bearings.
2) Kev hloov kho sib xyaw
PEEK sib xyaw nrog cov ntaub ntawv organic polymer nrog cov iav hloov pauv kub, uas tuaj yeem tsis tsuas yog txhim kho cov thermal zog ntawm cov khoom sib xyaw thiab txo cov nqi tsim khoom, tab sis kuj muaj kev cuam tshuam zoo rau cov khoom siv kho tshuab.
VICTREX®MAX-Series™ yog ib qho kev sib xyaw ntawm VICTREX PEEK cov khoom siv polymer thiab cov qhabnias EXTEM®UH thermoplastic polyimide (TPI) resin raws li SABIC Innovative Plastics. Kev ua haujlwm siab MAX Series ™ cov ntaub ntawv polymer nrog cov khoom siv hluav taws xob zoo heev yog tsim los ua kom tau raws li qhov kev thov loj dua rau cov khoom siv hluav taws xob kub-resistant PEEK polymer.
VICTREX® T Series yog patented blend raws li VICTREX PEEK polymer khoom thiab Celazole® polybenzimidazole (PBI). Nws tuaj yeem raug fused thiab tuaj yeem ua tau raws li qhov yuav tsum tau muaj lub zog zoo, hnav tsis kam, hardness, creep thiab thermal zog nyob rau hauv qhov kev xav tau kub tshaj plaws.
3) Kev hloov kho deg
VICTREX txoj kev tshawb fawb, ua nrog kev koom tes nrog Wacker, tus thawj coj ntawm cov kua silicone, pom tau hais tias VICTREX PEEK polymer sib xyaw ua ke lub zog ntawm ob qho tib si nruj thiab hloov tau silicone nrog cov nplaum nplaum ntawm lwm cov khoom siv yas. PEEK tivthaiv raws li ntxig, coated nrog kua silicone roj hmab, los yog muab ob npaug rau kev txhaj tshuaj molding tshuab, tuaj yeem tau txais adhesion zoo heev. VICTREX PEEK txhaj tshuaj pwm kub yog 180 ° C. Nws latent tshav kub ua kom sai kho cov roj hmab silicone, yog li txo qhov kev txhaj tshuaj tag nrho. Qhov no yog qhov zoo ntawm ob lub ntsiab lus txhaj tshuaj molding tshuab.
3. Lwm tus
1) VICOTE ™ txheej txheej
VICTREX tau tshaj tawm PEEK raws li txheej txheej, VICOTE™, los hais txog qhov tsis zoo ntawm kev ua haujlwm hauv ntau cov txheej txheem niaj hnub no. VICOTE ™ coatings muaj qhov kub thiab txias, hnav tsis kam, lub zog, durability thiab khawb tsis kam nrog rau ntau yam kev ua haujlwm siab rau cov ntawv thov uas raug rau huab cua kub, tshuaj tiv thaiv corrosion thiab hnav, txawm nyob hauv kev lag luam, tsheb, khoom noj khoom haus, semiconductor, electronics los yog kws tshuaj. VICOTE™ coatings muab kev pab cuam lub neej ntev, txhim kho kev ua haujlwm thiab kev ua haujlwm, txo tus nqi tag nrho, thiab txhim kho kev ywj pheej tsim kom ua tiav cov khoom sib txawv.
2) APTIV ™ films
APTIV ™ cov yeeb yaj kiab muab kev sib xyaw tshwj xeeb ntawm cov khoom thiab cov yam ntxwv muaj nyob hauv VICTREX PEEK polymers, ua rau lawv yog ib qho ntawm cov khoom siv yeeb yaj kiab uas muaj kev ua tau zoo tshaj plaws. Cov yeeb yaj kiab APTIV tshiab no muaj ntau yam thiab tsim nyog rau ntau yam kev siv, suav nrog kev co zaj duab xis rau cov neeg hais lus xov tooj ntawm tes thiab cov neeg siv khoom hais lus, xaim thiab cable rwb thaiv tsev thiab winding tsho, siab converters thiab sensor diaphragms, hnav resistant nto rau industrial thiab hluav taws xob khoom, hluav taws xob substrates. thiab aviation rwb thaiv tsev xav.
Ⅲ, Daim ntawv thov teb
PEEK tau siv dav hauv aerospace, automotive, electronics, zog, industrial, semiconductor thiab kev kho mob thaj chaw txij li thaum nws pib.
1. Aerospace
Aerospace yog PEEK qhov kev thov ua ntej tshaj plaws. Qhov tshwj xeeb ntawm aerospace xav tau kev ua haujlwm yooj yim, cov nqi ua haujlwm qis, thiab cov ntaub ntawv sib zog uas tuaj yeem tiv taus ib puag ncig hnyav. PEEK tuaj yeem hloov txhuas thiab lwm yam hlau hauv cov khoom siv dav hlau vim tias nws muaj zog tshwj xeeb, tshuaj lom neeg tsis muaj zog thiab nplaim hluav taws, thiab tuaj yeem yooj yim molded rau hauv qhov chaw nrog me me tolerances.
Hauv lub dav hlau, muaj kev vam meej ntawm cov hlau hlua clamp thiab yeeb nkab clamp, impeller hniav, cav chav qhov rooj kov, rwb thaiv tsev npog zaj duab xis, composite fastener, khi hlau siv, hlau hlua, corrugated lub tes tsho, thiab lwm yam. Sab nraud radome, tsaws iav hub cover, manhole cover, fairing bracket thiab lwm yam.
PEEK resin kuj tseem siv tau los ua cov roj teeb rau cov foob pob hluav taws, bolts, txiv ntseej thiab qhov chaw rau lub tshuab foob pob hluav taws.
2. Smart txaj
Tam sim no, kev lag luam automotive nce ntxiv yuav tsum muaj kev ua tau zoo dua ntawm lub tsheb hnyav, tus nqi txo qis thiab cov khoom ua tau zoo tshaj plaws, tshwj xeeb tshaj yog cov neeg nrhiav kev nplij siab thiab kev ruaj ntseg, qhov hnyav ntawm cov cua txias, hluav taws xob qhov rais, airbags thiab ABS braking system khoom kuj tseem nce. Qhov zoo ntawm PEEK resin, xws li kev ua haujlwm zoo thermodynamic, kev sib txhuam tsis zoo, tsis tshua muaj siab thiab ua haujlwm yooj yim, yog siv los ua qhov chaw pib. Thaum cov nqi ua haujlwm tau txo qis heev, tsis yog tsuas yog qhov hnyav tuaj yeem txo tau txog li 90%, tab sis kuj tuaj yeem lav lub neej kev pabcuam ntev. Yog li ntawd, PEEK, ua ib qho kev hloov ntawm cov hlau tsis muaj steel thiab titanium, yog siv los tsim cov khoom ntawm lub cav sab hauv. Kev tsim kho tsheb bearings, gaskets, ntsaws ruaj ruaj, clutch rings thiab lwm yam khoom, ntxiv rau cov kis tau tus mob, nres thiab cua txias system daim ntaub ntawv kuj muaj ntau yam.
3. Electronics
VICTREX PEEK muaj cov yam ntxwv ntawm qhov kub thiab txias tsis kam, hnav tsis kam, corrosion kuj, tsis tshua muaj volatility, tsis tshua muaj extraction, tsis tshua muaj noo noo nqus, ib puag ncig tiv thaiv thiab nplaim retardant, loj stability, saj zawg zog ua, thiab lwm yam. Nws yog dav siv nyob rau hauv computers, mobile xov tooj, circuit boards, printers, light-emitting diodes, roj teeb, keyboards, connectors, hard disk drives thiab lwm yam khoom siv hluav taws xob.
4. Kev lag luam hluav taws xob
Kev xaiv cov ntaub ntawv raug yog feem ntau pom tias yog ib qho tseem ceeb rau kev vam meej hauv kev lag luam hluav taws xob, thiab nyob rau hauv xyoo tas los VICTREX PEEK tau dhau los ua neeg nyiam hauv kev lag luam hluav taws xob los txhim kho kev ua haujlwm thiab txo qhov kev pheej hmoo ntawm kev poob qis uas cuam tshuam nrog kev tiv thaiv tsis ua haujlwm.
VICTREX PEEK tau siv ntau dua los ntawm kev lag luam hluav taws xob rau nws cov cua kub tsis kam, hluav taws xob tiv thaiv, hydrolysis tsis kam, nws tus kheej lubrication, tshuaj corrosion kuj thiab kev ua tau zoo ntawm hluav taws xob, xws li subsea integrated wire harness pipelines, xov hlau thiab cables, hluav taws xob connectors, downhole sensors. , bearings, bushings, gears, txhawb rings thiab lwm yam khoom. Hauv roj thiab roj, hydropower, geothermal, cua zog, nuclear zog, hnub ci zog yog siv.
APTIV ™ films thiab VICOTE™ coatings kuj tau siv dav hauv kev lag luam.
5. Lwm yam
Hauv kev lag luam tshuab, PEEK resin feem ntau yog siv los ua compressor li qub, piston rings, seals thiab ntau yam tshuaj twj tso kua mis lub cev thiab valve qhov chaw. Siv cov resin no es tsis txhob stainless hlau los ua impeller ntawm vortex twj tso kua mis yuav pom tseeb txo qhov hnav degree thiab suab nrov, thiab ncua nws cov kev pab cuam lub neej. Tsis tas li ntawd, cov khoom sib txuas niaj hnub yog lwm lub lag luam uas muaj peev xwm vim PEEK ua tau raws li cov lus qhia tshwj xeeb ntawm cov khoom siv yeeb nkab sib dhos thiab tuaj yeem sib koom ua ke ntawm qhov kub thiab txias siv ntau yam nplaum.
Kev lag luam semiconductor tab tom txhim kho rau cov wafers loj dua, cov chips me, cov kab nqaim thiab kab dav qhov ntau thiab tsawg, thiab lwm yam. VI CTREx PEEK cov khoom siv polymer muaj qhov zoo ntawm cov khoom siv wafer, ua ntej-kawg, ua thiab tshuaj xyuas, thiab rov qab ua tiav.
Hauv kev lag luam kho mob, PEEK resin tuaj yeem tiv taus txog li 3000 lub voj voog ntawm autoclaving ntawm 134 ° C, uas ua rau nws tsim nyog rau kev tsim cov khoom siv phais thiab kho hniav nrog kev ua kom tsis muaj menyuam uas yuav tsum tau siv dua. PEEK resin tuaj yeem ua rau muaj zog txhua yam, kev ntxhov siab zoo thiab kev ruaj ntseg hydrolysis hauv dej kub, chav dej, cov kuab tshuaj thiab cov tshuaj reagents, thiab lwm yam. PEEK tsis tsuas yog muaj qhov zoo ntawm lub teeb yuag, tsis muaj tshuaj lom thiab tiv thaiv corrosion, tab sis kuj yog cov khoom siv ze tshaj plaws rau tib neeg lub cev pob txha, uas tuaj yeem ua organically ua ke nrog lub cev. Yog li ntawd, siv PEK resin los tsim tib neeg lub cev pob txha siv hlau yog lwm daim ntawv thov tseem ceeb ntawm PEEK hauv kev kho mob.
Ⅳ, Prospects
Nrog rau txoj kev loj hlob ntawm kev tshawb fawb thiab thev naus laus zis, tib neeg yuav ntau thiab ntau dua rau qhov yuav tsum tau ntawm cov khoom siv, tshwj xeeb tshaj yog nyob rau tam sim no lub zog tsis txaus, cov neeg sau phau ntawv poob phaus yog txhua lub lag luam yuav tsum xav txog cov lus nug, nrog cov yas es tsis txhob siv hlau yog qhov sib txawv ntawm qhov tsis muaj peev xwm. ntawm txoj kev loj hlob ntawm cov ntaub ntawv rau tshwj xeeb engineering yas PEEK qhov "universal" thov yuav ntau thiab ntau, kuj yuav ntau thiab ntau daim ntawv thov teb.
Post lub sij hawm: 02-06-22