Silicone-Yakavakirwa pamoto Glue Inokodzera Kuvaka/Electronic Scenarios

 

Mumamiriro ezvinhu emazuva ano ari kukurumidza kubuda mumaindasitiri, kudiwa kwezvinhu zvinoisa pamberi pekuchengetedza, kusimba, uye kuita zvakasiyana-siyana hazvina kumbonyanya kukosha. Silicone-based fireproof glue inobuda semhinduro yakamira, kunyanya yakagadzirirwa nharaunda dzinoda mukuvaka nemagetsi. Iri rinonamira, rakagadzirwa kubva kusilicone mapolymer akapinzwa nemurazvo-retardant additives, inopa kusarudzika kupikisa kupisa kwakanyanya, marimi, uye zvinonetsa kwezvakatipoteredza. Kusiyana nemanamira echinyakare anogona kukanganisa kana kupisa pasi pekupisa, silicone-based variants inoumba chipingamupinyi chekudzivirira, kuchengetedza kutendeseka kwechimiro uye kudzivirira kupararira kwemoto. Izvi zvinoita kuti dzisanyanya kukosha mumamiriro ezvinhu ane ngozi dzemoto, dzakadai semafacade ekuvaka, mavhariro emagetsi, uye magungano edunhu.

Indasitiri yekuvaka, nekusimbisa kwayo pazvivakwa zvakatemerwa nemoto, inobatsirikana zvakanyanya kubva mukugona kweglue iyi kusunga majoini, kusungirirwa kwebhondi, uye kuwedzera kusimba kwemoto. Mune zvemagetsi, uko miniaturization uye kutonga kwekushisa kwakakosha, inopa insulation, vibration damping, uye kugadzikana kwekupisa, kuchengetedza zvinhu zvinonzwisisika kubva pakupisa kana mapfupi maseketi.

Zviyero zvepasi rose se UL 94 yekupisa uye ASTM E84 yekupisa kwepasi inosimbisa kukosha kwezvinhu zvakadaro, kutyaira kutorwa kwavo pakati pemirau yakasimba mushure mezviitiko zvakaita seGrenfell Tower fire. Pamusoro payo, silicone-based fireproof glue inoumbwa ne polydimethylsiloxane (PDMS) cheni, inokwidziridzwa nemafirita sealuminium trihydroxide (ATH) kana magnesium hydroxide kuti iwane yakaderera kuburitsa utsi uye kuzvidzima zvivakwa.

Aya magadzirirwo haangobatanidzi ma substrates akasiyana-siyana-simbi, mapurasitiki, girazi, uye huni-asi zvakare anoshingirira tembiricha inosvika 300°C kana kupfuura, zvichiita kuti zvive zvakanakira zvikamu zvose. Sezvo maindasitiri achichinja akananga kumaitiro akasimba, aya maglues anomira pachena kune yavo yakaderera volatile organic compound (VOC) uye inogona kudzokororwa, ichideredza kukanganisa kwezvakatipoteredza uku ichiwedzera kuchengeteka.

Ichi chinyorwa chinoongorora nhoroondo, sainzi, zvivakwa, uye zvakanangwa mashandisirwo esilicone-based fireproof glue mukuvaka uye zvemagetsi. Kuburikidza nezvidzidzo zvenyaya uye nhaurirano pamusoro pezvinetso, inosimbisa nzira iyo inonamira itsva iyi iri kushandura mapuroteni ekuchengetedza, kuve nechokwadi chekusimba mumamiriro epamusoro-soro.

Nhoroondo uye Kubudirira

Mavambo e-silicone-based adhesives anotanga kumakore ekuma1940, apo silicones yakatanga kutengeswa nemapiyona akaita saFrederick Kipping uye akazonatswa nemakambani akaita seDow Corning. Pakutanga akagadzirirwa kushandiswa kwechiuto munguva yeHondo Yenyika II, masilicone aikoshesa kugadzikana kwawo kwekupisa uye kushandiswa kwemagetsi, anoshandiswa muzvisimbiso zvendege uye radar zvikamu.

Shanduko yekuchinja-siyana-siyana yemoto yakawedzera simba muma1960 nema1970, ichikurudzirwa nemoto wemaindasitiri uye kudiwa kwezvinhu zvakachengeteka muzvikamu zvemagetsi uye zvekuvaka. Pakazosvika makore ekuma1980, kunetsa kwezvakatipoteredza kwakakonzera kupera kwema halogenated flame retardants, zvichikurudzira kuvandudzwa mumatrices esilicone. Vatsvagiri vakabatanidza inorganic fillers kuti iwedzere kunonoka kwemurazvo pasina chepfu byproducts. Kukura kwakakosha kwaive kuunzwa kwekamuri-tembiricha vulcanizing (RTV) silicones, iyo inorapa pasina kupisa, kufambisa kushandiswa kuri nyore munzvimbo dzekuvaka uye mitsara yegungano remagetsi.

Ima1990s yakaona kufambira mberi mune nanotechnology, nekuwedzera senge silica nanoparticles inovandudza kunamatira uye kudzivirira kupisa. Kuedza kwekubatana pakati pevadzidzi neindasitiri, senge kuNational Institute of Standards and Technology (NIST), kwakaedza zvinonamira izvi mumienzaniso yemoto, zvichiita kuti maumbirwo aenderane nezviyero zvepasi rose. Mune zvemagetsi, kukwira kwemidziyo yevatengi kwakada maglue anogona kubata miniaturization, zvichikonzera kuderera-kubuda-kusiyana kwekudzivirira kwedunhu.

Kupinda muma2000, kusimba kwakafambisa kumwe kushanduka. Bio-based silicones uye ma hybrid masisitimu anosanganisa silicones ane epoxies akabuda, achipa yakawedzera michina zvivakwa. Zvichangoburwa, kubva muna 2025, zvinosanganisira zvinonamira zvine hungwaru zvine hunyanzvi hwekuzviporesa, kubatanidza ma sensors ekuona moto chaiwo-nguva muzvivakwa zvakangwara nemidziyo yeIoT. Iyo nhoroondo inoratidza gwara kubva kune ekutanga sealants kusvika kune akaomesesa, akawanda-anoshanda glues, inotungamirwa nekuchengetedza zvinodiwa uye kufambira mberi kwetekinoroji.

 

Iyo Sayenzi Ishure Silicone-Yakavakirwa pamoto Glue

Kushanda kwesilicone-based fireproof glue kunobva kune yakasarudzika mamorekuru chimiro. Silicones inoratidzira musana wealternating silicon-oxygen maatomu, achipa kushanduka-shanduka uye kupisa kwekupisa kwakanyanya kudarika kabhoni-based polymers. Kana yaiswa pamoto, glue inosangana nekudzikira kwakadzora, kuumba silica-rich char layer inoshanda sechivharo chinodzivirira, kuderedza kupisa kwekushisa uye oxygen ingress.

Kudzoserwa kwemoto kunotsigirwa nezvinowedzerwa zvakaita seATH, iyo inoora endothermically, inotora kupisa uye kuburitsa mhute yemvura kunyungudutsa magasi anobvira. Mukugadzira intumescent, chinonamira chinokura pakudziya, chichigadzira foamy char iyo inowedzera kukanganisa kupararira kwemurazvo. Zvemagetsi, yakaderera-thermal-conductivity akasiyana anosanganisira ceramic mafirita ekugadzirisa kupisa kupisa pasina kukanganisa magetsi ekudzivirira.

Kemikari, nzira yekurapa-kazhinji kuburikidza nehydrosilylation kana condensation-inosimbisa kuchinjika kwakasimba, ichipa rabha-yakafanana elastomer inoshingirira kupaza pasi pekupisa bhasikoro. Zvidzidzo zvinoshandisa cone calorimetry zvinoratidza kuti maglue aya anoratidza mwero wakaderera wepamusoro wekupisa kupisa (PHRR), kazhinji pasi pe100 kW/m², zvichienzaniswa ne200+ kune zvinonamira zvisina kurapwa. Iyi nheyo yesainzi inogonesa maumbirwo akagadzirwa: kusarerekera-kurapa kwekuvaka kudzivirira kukora, uye nekukurumidza-kurapa kwepamusoro-kuburikidza zvemagetsi musangano.

 

Properties uye Benefits

Silicone-based fireproof glue inozvirumbidza sutu yezvivakwa zvinoita kuti ive yepamusoro pakuvaka uye zvemagetsi. Chinokosha pakati pavo ndechekupikisa kwepamusoro-kupisa, kutsungirira kusvika ku300 ° C nguva dzose uye kukwirira kwe500 ° C, pasina kurasikirwa nekunamatira. Kuchinjika kwayo, nekurebesa pamusoro pe300%, inogadzika kufamba kwesubstrate, kudzivirira kutadza muzvivakwa zvinotapukira-zvinoita seismic kana zvivakwa zvemagetsi zvinodedera.

Mabhenefiti anosanganisira yakanakisa mamiriro ekunze, kuramba UV, ozone, uye unyoro, izvo zvinowedzera hupenyu hwesevhisi mumashandisirwo ekunze ekuvaka. Mumagetsi, simba repamusoro redhielectric (kusvika ku500 V/mil) rinoita kuti rivhare, ukuwo kuderera kwehuturu uye hutsi hushoma hunosimudzira kuchengeteka panguva yemoto. Kuenzaniswa ne epoxies, silicones inopa zvirinani kupisa kwekuvhunduka, kuderedza delamination njodzi. Nezvehupfumi, kusimba kwavo kunoderedza kugadzirisa, uye nyore kushandisa-kuburikidza nemakaturiji kana sprays - inomhanyisa maitiro. Nezvakatipoteredza, nziyo dzisina halogen dzinoenderana nemirairo yeRoHS, inosimudzira chivakwa chegirinhi uye kugadzira zvemagetsi.

 

Zvikumbiro muKuvaka

Mukuvaka, silicone-based fireproof glue yakakosha mukusimudzira kuchengetedzwa kwekuvaka. Inovhara majoini ekuwedzera mumadziro akayerwa nemoto, kudzivirira utsi uye murazvo kupinda kweanosvika maawa maviri, sekuenderana ne EN 1366 zviyero. Pakupenya, inosungira girazi rinodzivirira moto mumasuo uye zvikamu, kuchengetedza kuvimbika pasi pekupisa kwakanyanya.

Mune plywood uye inoumbwa nekubatanidza, inoshanda senge inodzoreredza murazvo, ichidzvanya kupfungaira uye kuderedza kupisa kuburitswa ne20-30%. Zvimiro zvepamusoro-soro zvinoshandisa iyo yekuisa chisimbiso chefacade, uko kushorwa kwayo kweUV kunovimbisa kushanda kwenguva refu kunopesana nemamiriro ekunze. Mune maHVAC masisitimu, inovhara ma ducts kuti ave nekupararira kwemoto, uku iri padenga, inosungira mamembrane kuti isapinda mvura, inodzivirira moto.

Yayo yakaderera-modulus hunhu inobvumira kufamba munzvimbo dzekudengenyeka, zvichiita kuti ive yakakodzera yemazuva ano modular kuvaka. Pakazara, inobatsira kune LEED-yakasimbiswa zvivakwa kuburikidza nekuvandudza simba rekushandisa kuburikidza nemhepo zvisimbiso.

 

Zvikumbiro muElectronics

Zvemagetsi zvinoda kunyatsojeka uye kuvimbika, kupi silicone-based fireproof glue inokunda muhari, encapsulation, uye conformal coatings. Inodzivirira mabhodhi edunhu kubva kune hunyoro, guruva, uye kupisa kwemhepo, nemagadzirirwo akaita seRTV silicones anorapa nekukurumidza kugadzirwa kwakawanda.

Mukuvheneka kwe LED, inosungirira zvinhu panguva yekupisa kupisa, ichiwedzera hupenyu. Zvemagetsi zvemotokari, inovhara masensa kurwisa injini kupisa, kusangana neAEC-Q100 zviyero. Mumidziyo yevatengi, inopa vibration inodonha muma smartphones uye zvinopfeka, kudzivirira kutadza.

Thermally conductive akasiyana anobatsira mukupisa kunyura, ukuwo magiredhi anodzosa moto anovimbisa kutevedza UL 94 V-0 ratings mumagetsi emagetsi. Mashandisirwo arikubuda anosanganisira mabhatiri eEV, kwaanovhara maseru kudzivirira kutiza kwemafuta.

 

Case Studies

Mhosva mukugadzira plywood yakaratidza silicone inonamira inodzikisa njodzi yekupisa, ichigadzira matanda ekudzivirira anodzvanya kupenya. Mune zvemagetsi, chidzidzo che sensor assembly chakaratidza kusimba kwakawedzera pasi pekupisa, pamatendi akaongororwa nevezera. Mienzaniso yekuvaka inosanganisira moto-sealant kushandiswa mukukwirira-kukwira, kuvandudza nguva dzekubuda.

 

Matambudziko uye Nenguva Yemberi

Matambudziko anosanganisira kudhura kwakanyanya uye kunonoka kurapwa munzvimbo dzine hunyoro. Mafambiro emangwana anosanganisira nanocomposites yesimba uye AI-yakabatanidzwa magadzirirwo ekufanotaura kuchengetedza.

mhedziso

Silicone-based fireproof glue iri kushandura chengetedzo mukuvaka nemagetsi, ichipa dziviriro isingaenzaniswi uye kuita zvakasiyana. Mhindumupindu yaro inopfuurira inopikira mitsva yakatokura.

Kuti uwane zvimwe nezve silicone-based fireproof glue inokodzera kuvaka / zvemagetsi zvimiro, unogona kushanya kuDeepmaterial pa. https://www.adhesivesmanufacturer.com/ nokuti zvimwe info.