Polycarbonate (PC) yog ib qho ntawm cov thermoplastics engineering uas siv tau ntau yam hauv cov iav tsheb, cov khoom siv hluav taws xob, cov tsom iav, thiab cov khoom siv tiv thaiv. Nws lub zog cuam tshuam siab, qhov pom tseeb, thiab qhov ruaj khov ua rau nws zoo tagnrho rau cov ntawv thov uas xav tau ntau. Txawm li cas los xij, qhov tsis zoo ntawm PC yog nws qhov nyuaj ntawm qhov chaw, uas ua rau khawb thiab tsis zoo - tshwj xeeb tshaj yog nyob rau hauv kev sib cuag ntau zaus lossis cov xwm txheej abrasive.
Yog li, cov chaw tsim khoom yuav ua li cas thiaj txhim kho qhov ruaj khov ntawm PC yam tsis muaj kev cuam tshuam rau nws qhov pob tshab lossis cov khoom siv kho tshuab? Cia peb tshawb nrhiav ntau yam kev daws teeb meem zoo thiab cov txheej txheem lees paub los ntawm kev lag luam los kov yeej cov teeb meem no.
Kev daws teeb meem: Ua ke cov kev txhim kho kev ua tiav thiab kev hloov kho cov khoom ntawm qhov chaw nrog cov thev naus laus zis tiv thaiv siab heev.
1. Cov Khoom Siv Ntxiv Uas Muaj Silicone: Kev nplua sab hauv
Kev siv cov khoom siv silicone ua tau zoo, xws li polydimethylsiloxane (PDMS) lossis siloxane-based masterbatches xws li Dow MB50-001, Wacker GENIOPLAST, thiab SILIKE Silicone Masterbatch LYSI-413, rau hauv cov qauv polycarbonate (PC) tuaj yeem txhim kho cov khoom siv ua tau zoo. Los ntawm kev siv cov khoom siv no ntawm qib thauj khoom ntawm 1-3%, koj tuaj yeem txo qhov coefficient ntawm kev sib txhuam, uas txhim kho ob qho tib si kev tiv thaiv khawb thiab kev hnav tsis kam.
Cov txiaj ntsig tseem ceeb: Cov tshuaj ntxiv silicone no, ua cov tshuaj ntxiv thiab cov khoom hloov kho rau PC, tsis yog tsuas yog khaws cia qhov pom tseeb ntawm PC xwb tab sis kuj ua rau lubricity ntawm qhov chaw. Qhov no ua rau muaj kev txo qis ntawm kev puas tsuaj ntawm qhov chaw thaum lub sijhawm sib cuag, thaum kawg ua rau lub neej ntev dua.
Lub Tswv Yim Siv Tau: Yuav kom ntseeg tau tias muaj kev ua tau zoo tshaj plaws, nws yog ib qho tseem ceeb kom ua tiav kev sib kis kom zoo los ntawm kev siv twin-screw extrusion, uas pab tiv thaiv kev sib cais theem thiab ua kom muaj txiaj ntsig zoo tshaj plaws ntawm cov additives.
Chengdu SILIKE Technology Co., Ltd yog lub tuam txhab ua lag luam hauv Suav teb ntawmCov khoom siv silicone rau cov yas hloov khoLub tuam txhab muab cov kev daws teeb meem tshiab uas tsim los txhim kho kev ua tau zoo thiab kev ua haujlwm ntawm ntau yam khoom siv yas. Ib qho ntawm lawv cov khoom lag luam zoo tshaj plaws yogSILIKE Silicone Masterbatch LYSI-413,Ib qho pelletized formulation zoo heev uas muaj 25% ultra-high molecular weight siloxane polymer dispersed hauv polycarbonate (PC). Cov silicone-based additive no zoo tshwj xeeb rau PC-compatible resin systems. Nws txhim kho cov khoom ua haujlwm thiab qhov zoo ntawm qhov chaw los ntawm kev txhim kho qhov flowability ntawm cov resin, pab txhawb kev sau pwm thiab tso tawm, txo cov extruder torque, txo cov coefficient ntawm kev sib txhuam, thiab muab kev tiv thaiv mar thiab abrasion zoo dua. Tsis tas li ntawd, cov siloxane-based masterbatch no ua haujlwm ua cov khoom tiv thaiv khawb, ua rau nws yog ib qho kev daws teeb meem zoo rau kev ua kom cov khoom PC tsis kam khawb thiab thaum kawg txhim kho lawv cov kev ua tau zoo thiab kev ruaj khov.
2. Cov Txheej Txheem Kho Tau UV nrog Nanotechnology
Siv cov txheej txheem tawv tawv uas siv siloxane lossis cov txheej txheem sib xyaw ua ke ntawm cov organic-inorganic (piv txwv li, Momentive SilFORT AS4700 lossis PPG's DuraShield). Cov txheej txheem no ua rau cov cwj mem tawv txog li 7H-9H, ua rau nws tsis yooj yim khawb.
Siv cov txheej txheem UV-curable nrog cov nanoparticles (piv txwv li, silica lossis zirconia) los txhawb kev tiv thaiv kev puas tsuaj ntxiv.
Kev Pab: Muab ib qho kev tiv thaiv tiv thaiv kev khawb, tshuaj lom neeg, thiab UV degradation, zoo tagnrho rau kev siv kho qhov muag thiab tsheb.
Kev Siv: Siv cov txheej dip-coating, cov txheej tsuag, lossis cov txheej ntws rau cov tuab sib xws (5-10 µm).
3. Kev Txhawb Nqa Nanocomposite
Ntxiv cov nanofillers xws li nanosilica, alumina, lossis graphene oxide (0.5-2% los ntawm qhov hnyav) rau hauv PC matrix. Cov no ua rau qhov nyuaj ntawm qhov chaw thiab txhim kho kev hnav tsis kam yam tsis cuam tshuam rau qhov pom tseeb yog tias qhov loj me ntawm cov khoom me me yog <40 nm.
Piv txwv li: Cov kev tshawb fawb qhia tau tias 1% nanosilica hauv PC tuaj yeem txhim kho Taber abrasion tsis kam los ntawm 20-30%.
Lub Tswv Yim: Siv cov khoom sib xws (piv txwv li, cov neeg sawv cev silane coupling) kom ntseeg tau tias muaj kev sib kis zoo ib yam thiab tsis txhob muaj kev sib sau ua ke.
4. PC sib xyaw rau kev ua tau zoo sib npaug
Sib xyaw PC nrog PMMA (10-20%) kom txhim kho qhov tawv ntawm qhov chaw lossis nrog PBT kom zoo dua qub thiab tiv taus kev hnav. Cov kev sib xyaw no sib npaug qhov tiv taus khawb nrog PC lub zog cuam tshuam.
Piv txwv li: Kev sib xyaw PC/PMMA nrog 15% PMMA tuaj yeem ua rau qhov tawv ntawm qhov chaw thaum tseem khaws qhov meej rau cov ntawv thov tso saib.
Ceev faj: Txhim kho qhov sib xyaw ua ke kom tsis txhob muaj kev cuam tshuam rau PC lub zog thermal lossis lub zog.
5. Cov Txuj Ci Hloov Kho Qhov Chaw Siab Tshaj Plaws
Kev Kho Mob Plasma: Siv cov tshuaj lom neeg uas muaj plasma-enhanced chemical vapor deposition (PECVD) los tso cov txheej nyias, tawv xws li silicon oxynitride (SiOxNy) rau ntawm cov nplaim PC. Qhov no ua rau kev tiv thaiv khawb thiab kev hnav zoo dua.
Kev Siv Laser Texturing: Tsim cov qauv me me lossis nano-scale ntawm lub PC nto kom txo qhov chaw sib cuag thiab cov khawb tawm, txhim kho kev zoo nkauj.
Cov txiaj ntsig: Kev ua kom zoo nkauj tuaj yeem txo cov khawb pom tau txog li 40% hauv cov ntawv thov sib cuag siab.
6. Cov Khoom Siv Ntxiv rau Kev Sib Koom Tes
Muab cov khoom ntxiv silicone ua ke nrog lwm cov khoom ntxiv xws li PTFE (polytetrafluoroethylene) micropowders (0.5-1%) rau cov teebmeem synergistic. PTFE ua rau lubricity zoo dua, thaum silicone ua rau kev tiv thaiv kev hnav.
Piv txwv li: Kev sib xyaw ntawm 2% silicone masterbatch thiab 0.5% PTFE tuaj yeem txo qhov hnav los ntawm 25% hauv kev siv swb.
7. Cov Kev Ua Haujlwm Zoo Tshaj Plaws:
Siv cov tshuaj sib xyaw ua ke uas muaj zog heev kom sib xyaw cov khoom ntxiv thiab cov khoom sau kom sib npaug. Tswj qhov kub ntawm PC ua haujlwm (260-310 ° C) kom tsis txhob puas tsuaj.
Siv cov txheej txheem molding precision (piv txwv li, txhaj tshuaj molding nrog cov pwm polished) kom txo cov qhov tsis zoo ntawm qhov chaw uas tuaj yeem ua rau khawb.
Cov khoom pwm uas tau ua kom sov ntawm 120-130 ° C kom txo tau kev ntxhov siab sab hauv, txhim kho kev ua haujlwm hnav mus sij hawm ntev.
Kev Saib Xyuas Kev Tsim Kho Tshiab: Kev Kho Tus Kheej thiab DLC Coatings nce siab
Cov thev naus laus zis tshiab xws li cov txheej txheem kho tus kheej (raws li polyurethane lossis siloxane chemistry) thiab cov txheej txheem carbon zoo li pob zeb diamond (DLC) muab cov kev daws teeb meem yav tom ntej rau kev siv PC uas ruaj khov thiab kov tau zoo. Txawm hais tias tseem pheej yig rau cov khoom lag luam loj, cov thev naus laus zis no qhia txog kev cog lus hauv cov khoom siv hluav taws xob kim heev, tsheb, thiab aerospace.
Cov Kev Pom Zoo rau Kev Ua Haujlwm Zoo Tshaj Plaws hauv Kev Tsim Khoom Thermoplastics
Rau cov chaw tsim khoom uas tab tom nrhiav kev daws teeb meem uas siv tau thiab nthuav dav los txhim kho qhov ruaj khov ntawm lub PC, peb pom zoo kom ua raws li cov hauv qab no:
1)2% UHMW Silicone Additive rau kev nplua sab hauv
2) Siloxane-based UV Coating + 1% Nano Silica rau qhov nyuaj ntawm qhov chaw
3) Micro-Texturing los ntawm Laser Molding kom zais cov khawb
Txoj kev peb-txoj kab no muab qhov sib npaug ntawm kev siv nyiaj-ua haujlwm tau zoo, kev sib haum xeeb ntawm kev ua haujlwm, thiab kev ua tau zoo, ua rau nws zoo tagnrho rau cov khoom uas raug hnav txhua hnub thiab xav tau kev zoo nkauj ntev.
Kev Lag Luam Tau Pom Zoo
Raws li daim ntawv qhia xyoo 2024 los ntawm MarketsandMarkets, kev lag luam thoob ntiaj teb cov txheej txheem tawv tawv kwv yees tias yuav tshaj $ 1.3 billion txog xyoo 2027, tsav los ntawm kev thov nce ntxiv rau cov yas tiv taus khawb hauv cov zaub tsheb, cov khoom siv mobile, thiab cov iav kho qhov muag. Cov neeg tsim cov khoom siv thiab cov neeg sib xyaw ua ke uas sib xyaw ua ke cov khoom siv ntxiv ntau yam thiab cov nano-fillers tau zoo nyob rau hauv qhov chaw zoo los ua tus thawj coj ntawm cov khoom siv PC ruaj khov tom ntej.
Npaj txhij los txhawb koj cov yas engineering zoo li PC nrog kev khawb zoo dua thiab hnav tsis kam?
Tshawb nrhiav SILIKEcov khoom siv ntxiv rau yascov kev daws teeb meem uas txhim kho cov txheej txheem ua haujlwm thiab cov khoom nto kom ua tau raws li koj cov kev xav tau ruaj khov.
For further information, please visit our website at www.siliketech.com, or contact us at Tel: +86-28-83625089 or via email at amy.wang@silike.cn. we provide cov kev daws teeb meem ua cov yas zoo.
Lub sijhawm tshaj tawm: Lub Xya Hli-02-2025
