Warshadaha tamarta dabaysha, resin epoxy ayaa hadda si weyn loogu isticmaalaa qalabka marawaxadaha dabaysha.Xabagta Epoxy waa shay wax-qabad sare leh oo leh sifooyin farsamo oo aad u wanaagsan, xasilloonida kiimikada, iyo iska caabinta daxalka.Soo saarista marawaxadaha dabaysha, xabagta epoxy si weyn ayaa loogu isticmaalaa qaybaha qaab dhismeedka, xidhayaasha, iyo dahaarka garbaha.Xabagta Epoxy waxay ku siin kartaa xoog sare, qallafsanaan sare, iyo iska caabin daal ah qaabka taageerada, qalfoofka, iyo isku xirka qaybaha daabka, hubinta xasilloonida iyo isku halaynta daabku.

Xabagta Epoxy waxa kale oo ay wanaajin kartaa xiirta dabaysha iyo saamaynta iska caabinta daabyada, waxa ay yaraynaysaa qaylada gariirka daabka, waxa aanay wanaajin kartaa hufnaanta tamarta dabaysha.Waqtigan xaadirka ah, resin epoxy iyo fibre-gaab muraayadda wax laga beddelay ayaa weli si toos ah loogu isticmaalaa qalabka marawaxadaha dabaysha, kaas oo hagaajin kara xoogga iyo caabbinta daxalka.

Qalabka marawaxadaha dabaysha, codsiga resin epoxy waxa kale oo uu u baahan yahay isticmaalka alaabada kiimikaad sida dawooyinka iyo dardargeliyayaasha:

Marka hore, wakiilka daweynta resin epoxy ee inta badan loo isticmaalo warshadaha tamarta dabaysha waa polyether amine

Alaabada caadiga ah waa amine polyeter, kaas oo sidoo kale ah badeecada daawaynta resin epoxy ee inta badan loo isticmaalo warshadaha tamarta dabaysha.Polyether amine epoxy resin resin waxaa loo isticmaalaa daawaynta xabagta epoxy matrix iyo xabagta qaab dhismeedka.Waxay leedahay sifooyin dhammaystiran oo heersare ah sida viscosity hooseeya, nolosha adeeg dheer, ka hortagga gabowga, iwm iyo goobo kale.Hooska hoose ee amiin polyether ayaa ka badan 62% tamarta dabaysha.Waa in la ogaadaa in amines polyether-ka ay ka tirsan yihiin resins amine epoxy organic.

Marka loo eego baaritaanka, amines-ka polyeter-ka waxaa lagu heli karaa iyadoo la saarayo polyetylen glycol, polypropylene glycol, ama ethylene glycol/propylene glycol copolymers heerkul sare iyo cadaadis.Doorashada qaababka polyoxoalkyl ee kala duwan waxay hagaajin kartaa dhaqdhaqaaqa falcelinta, adkaanta, viscosity, iyo hydrophilicity ee amines polyetherka.Polyether amine waxay leedahay faa'iidooyinka xasilloonida wanaagsan, caddeynta yar, dhalaalka wanaagsan ka dib daaweynta, iyo adkaanta sare.Waxa kale oo ay ku milmi kartaa dareerayaasha sida biyaha, ethanol, hydrocarbons, esters, ethylene glycol ethers, iyo ketones.

Sida laga soo xigtay sahanka, miisaanka isticmaalka ee suuqa polyeter amine ee Shiinaha ayaa kor u dhaaftay 100000 tan, taas oo muujinaysa heerka kobaca in ka badan 25% dhowrkii sano ee la soo dhaafay.Waxaa la filayaa in 2025, mugga suuqa ee amines polyether-ka ee Shiinaha uu dhaafi doono 150000 tan muddada gaaban, iyo heerka kobaca isticmaalka amines polyeter-ka ayaa la filayaa inuu noqdo qiyaastii 8% mustaqbalka.

Shirkadda wax soo saarka ee polyether amine ee Shiinaha waa Chenhua Co., Ltd., oo leh laba saldhig oo wax soo saar oo ku yaal Yangzhou iyo Huai'an.Waxay leedahay wadar ahaan 31000 tan / sannadkii polyether amine (dhammaadka amino polyether) (oo ay ku jiraan awoodda naqshadeynta ee 3000 tan / sanadka mashruuca amine polyetherka ee la dhisayo), 35000 tan / sannadkii alkyl glycosides, 34800 tan / sanad dib u dhac ololka , 8500 tan / sano oo caag silikoon ah, 45400 tan / sanad polyeter, 4600 tan / sanad saliid silikoon, iyo awoodaha kale ee wax soo saarka ee 100 tan / sanadkii.Future Changhua Group waxa ay qorshaynaysaa in ay maal ku dhawaad ​​600 million yuan in Huai'an Industrial Park ee gobolka Jiangsu si ay u dhisaan wax soo saarka sanadlaha ah ee 40000 tan oo amine polyether iyo 42000 tan oo mashaariic polyether ah.

Intaa waxaa dheer, shirkadaha wakiilka polyether amine ee Shiinaha waxaa ka mid ah Wuxi Acoli, Yantai Minsheng, Shandong Zhengda, Real Madrid Technology, iyo Wanhua Chemical.Marka loo eego tirakoobyada la qorsheeyay ee mashaariicda dhismaha, awoodda wax-soo-saarka muddada-dheer ee la qorsheeyay ee amines polyether-ka ee Shiinaha waxay dhaafi doontaa 200000 tan mustaqbalka.Waxaa la filayaa in awoodda wax-soo-saarka muddada-dheer ee amine polyether-ka ee Shiinaha ay ka badan doonto 300000 tan sannadkii, iyo isbeddelka koritaanka muddada-dheer wuxuu sii wadi doonaa inuu sare u kaco.

Marka labaad, wakiilka daaweynta resin epoxy ee ugu dhaqsaha badan ee warshadaha tamarta dabaysha: methyltetrahydrophthalic anhydride

Marka loo eego sahanka, wakiilka daawaynta resin epoxy ee ugu dhaqsaha badan warshadaha tamarta dabaysha waa wakiilka daawaynta methyltetrahydrophthalic anhydride.Dhinaca wakiilada dawaynta tamarta dabaysha ee epoxy, waxa kale oo jira methyl tetrahydrophthalic anhydride (MTHPA), kaas oo ah wakiilka ugu badan ee loo isticmaalo daawaynta waxqabadka sare ee epoxy resin fiber carbon (ama fiber galaas) oo la xoojiyay walxo isku dhafan oo loogu talagalay korantada dabaysha iyada oo loo marayo habka qaabaynta extrusion.MTHPA waxa kale oo loo isticmaalaa agabka macluumaadka elegtarooniga ah, dawooyinka, sunta cayayaanka lagu dilo, resins, iyo warshadaha difaaca qaranka.Methyl tetrahydrophthalic anhydride waa wakiil muhiim ah oo ka mid ah wakiilada daweynta anhydride iyo sidoo kale nooca ugu dhaqsaha badan u koraya ee wakiilka daweynta mustaqbalka.

Methyltetrahydrophthalic anhydride waxaa laga soo saaray anhydride maleic iyo methylbutadiene iyada oo loo marayo isku dhafka diene ka dibna la soocay.Hormuudka ganacsiga gudaha waa Puyang Huicheng Electronic Materials Co., Ltd., oo leh miisaan isticmaalka qiyaastii kun tan oo Shiinaha ah.Iyada oo kobaca dhaqaale ee degdega ah iyo kor u qaadida isticmaalka, baahida loo qabo dahaarka, balaastikada, iyo caagga ayaa sidoo kale si joogto ah u kordheysa, taasoo sii kicinaysa kobaca suuqa methyl tetrahydrophthalic anhydride.

Intaa waxaa dheer, wakiilada daaweynta anhydride sidoo kale waxaa ka mid ah tetrahydrophthalic anhydride THPA, hexahydrophthalic anhydride HHPA, methylhexahydrophthalic anhydride MHHPA, methyl-p-nitroaniline MNA, iwm Alaabooyinkan waxaa loo isticmaali karaa berrinkii marawaxadaha daab epoxy resin dawooyinka.

Marka saddexaad, wakiilada daaweynta resin epoxy ee leh waxqabadka ugu fiican ee warshadaha tamarta dabaysha waxaa ka mid ah diamine isophorone iyo methylcyclohexane diamine.

Waxaa ka mid ah alaabooyinka wakiilka daaweynta xajinta epoxy, noocyada wakiilka daaweynta ugu waxtarka badan waxaa ka mid ah isoflurone diamine, methylcyclohexanediamine, methyltetrahydrophthalic anhydride, tetrahydrophthalic anhydride, hexahydrophthalic anhydride, methylhexahydrophthalic anhydride, methyl-p-nitroniline, iwm. wakhtiga ku haboon shaqada, sii daynta kulaylka daawaynaya hooseeya, iyo habka duritaanka heer sare ah operability, oo lagu dabaqaa in qalabka isku dhafan ee resin epoxy iyo fiber galaas ee marawaxadaha marawaxadaha dabaysha.Waxyaalaha daweynta anhydride waxay ka tirsan yihiin kuleylinta kuleyliyaha waxayna aad ugu habboon yihiin habka wax-soo-saarka ee marawaxadaha dabaysha.

Shirkadaha wax soo saarka caalamiga ah ee isophorone diamine waxaa ka mid ah BASF AG ee Germany, Evonik Industries, DuPont ee Maraykanka, BP ee UK, iyo Sumitomo ee Japan.Waxaa ka mid ah, Evonik waa shirkadda ugu weyn ee wax soo saarka diamine isophoron ee adduunka.Shirkadaha Shiinaha ee ugu waaweyn waa Evonik Shanghai, Wanhua Chemical, Tongling Hengxing Chemical, iwm., oo miisaankeedu yahay 100000 oo tan oo Shiinaha ah.

Methylcyclohexanediamine inta badan waa isku dhafka 1-methyl-2,4-cyclohexanediamine iyo 1-methyl-2,6-cyclohexanediamine.Waa xarun cycloalkyl aliphatic ah oo laga helay hydrogenation of 2.4-diaminotoluene.Methylcyclohexanediamine keligiis ayaa loo isticmaali karaa sida wakiilka daweynta ee resins epoxy, waxaana sidoo kale lagu qasi karaa wakiilada kale ee daaweynta epoxy-ga caadiga ah (sida amines dufanka leh, amines alicyclic, amines aromatic, anhydrides acid, iwm.) ama dardargeliyayaasha guud (sida amines jaamacadeed. , imidazole).Soosaarayaasha ugu horreeya ee methylcyclohexane diamine ee Shiinaha waxaa ka mid ah Henan Leibairui New Material Technology Co., Ltd. iyo Jiangsu Weiketerri Chemical Co., Ltd. Miisaanka isticmaalka gudaha wuxuu ku saabsan yahay 7000 tan.

Waa in la ogaadaa in wakiilada amine organic ma aha sida deegaanka saaxiibtinimo oo ay leeyihiin nolol shelf dheer sida anhydride daawoyinka wakiilada, laakiin waxay ka sarreeyaan waxqabadka iyo waqtiga hawlgalka marka la barbar dhigo anhydride daawo noocyo kala duwan.

Shiinuhu waxa uu leeyahay noocyo badan oo kala duwan oo ah dawooyinka resin epoxy ee warshadaha tamarta dabaysha, laakiin alaabta ugu muhiimsan ee la isticmaalo waa hal.Suuqa caalamiga ah ayaa si firfircoon u sahaminaya iyo horumarinta cusub epoxy resin dawooyinka wakiilka, iyo wax soo saarka wakiilka ayaa si joogto ah u cusboonaysiinta iyo soo noqnoqda.Horumarka badeecadaha noocan oo kale ah ee suuqa Shiinaha ayaa ah mid gaabis ah, inta badan ay sabab u tahay qiimaha sarreeya ee beddelka caanaha ee alaabada wakiilka daawaynta resin epoxy ee warshadaha tamarta dabaysha, iyo maqnaanshaha alaabooyin dhammaystiran.Si kastaba ha ahaatee, iyada oo horumarinta joogtada ah ee tignoolajiyada iyo is-dhexgalka ee wakiilada daawaynaya xabagta epoxy la suuqa caalamiga ah, Shiinaha ee epoxy resin daawayn alaabta wakiilka duurka tamarta dabaysha ayaa sidoo kale mari doona casriyeyn joogto ah iyo soo noqnoqda.