I totonu o le alamanuia o le matagi, epoxy resin o loʻo faʻaaogaina i le taimi nei i mea faʻapipiʻi uila.Epoxy resin o se mea maualuga-fa'atinoga fa'atasi ai ma mea fa'ainisinia sili ona lelei, mautu vaila'au, ma le fa'afefeteina.I le gaosiga o lau uila afi, epoxy resin e masani ona faʻaaogaina i vaega faʻavae, fesoʻotaʻiga, ma faʻaofuofu o lau.Epoxy resin e mafai ona maua ai le malosi maualuga, maualuga maualuga, ma le vaivai o le vaivai i le fausaga lagolago, auivi, ma le faʻafesoʻotaʻi vaega o le lau, faʻamautinoa le mautu ma le faʻamaoni o le lau.

Epoxy resin e mafai foi ona faʻaleleia le savili o le matagi ma le aʻafiaga o le faʻafefe o lau, faʻaitiitia le pisapisao o le lau, ma faʻaleleia le malosi o le gaosiga o le matagi.I le taimi nei, o loʻo faʻaaogaina saʻo le epoxy resin ma fibre tioata faʻafefeteina i mea e faʻaogaina ai le lau, lea e mafai ona faʻaleleia atili ai le malosi ma le faʻafefe.

I totonu o mea faʻapipiʻi matagi, o le faʻaaogaina o le epoxy resin e manaʻomia ai foi le faʻaaogaina o vailaʻau faʻapitoa e pei o vailaʻau faʻamalolo ma faʻavavevave:

Muamua, o le epoxy resin curing agent e sili ona masani ona faʻaaogaina i le alamanuia malosi o le savili o le polyether amine

O se oloa masani o le polyether amine, lea o le epoxy resin e sili ona masani ona faʻaaogaina le vailaʻau faʻamaʻi oloa i le alamanuia malosi o le matagi.Polyether amine epoxy resin curing agent o loʻo faʻaaogaina i le faʻamaloloina o le matrix epoxy resin ma faʻapipiʻi faʻapipiʻi.O loʻo i ai mea sili ona lelei atoatoa e pei o le maualalo o le viscosity, umi le tautua, anti-matua, ma isi. Ua faʻaaogaina lautele i le gaosiga o le malosi o le matagi, lomitusi ie ma le valiina, nofoaafi anti-corrosion, alalaupapa ma le vaʻavaʻa o le vaʻa, suauʻu ma suʻesuʻega kasa. ma isi fanua.Ole pito i lalo ole polyether amine e sili atu ile 62% ole malosi ole matagi.E tatau ona maitauina o polyether amines o loʻo i totonu ole amine epoxy resins.

E tusa ai ma le suʻesuʻega, e mafai ona maua polyether amines e ala i le amination o polyethylene glycol, polypropylene glycol, poʻo le ethylene glycol / propylene glycol copolymers i lalo o le vevela ma le mamafa.Filifilia eseese polyoxoalkyl fausaga e mafai ona fetuutuunai le gaoioiga tali, faigata, viscosity, ma hydrophilicity o polyether amines.Polyether amine o loʻo i ai le lelei o le mautu lelei, faʻaitiitia le paʻepaʻe, susulu lelei pe a uma ona faʻamalolo, ma maualuga le maaa.E mafai foʻi ona faʻamavae i soʻo e pei o vai, ethanol, hydrocarbons, esters, ethylene glycol ethers, ma ketones.

E tusa ai ma le suʻesuʻega, o le fua faʻatatau o le maketi polyether amine a Saina ua sili atu i le 100000 tone, faʻaalia ai le tuputupu aʻe o le 25% i nai tausaga talu ai.O loʻo faʻamoemoeina e oʻo atu i le 2025, o le aofaʻi o maketi o polyether amines i Saina o le a sili atu i le 150000 tone i se taimi pupuu, ma o le faʻatupulaia o le faʻaogaina o polyether amines e faʻamoemoeina e tusa ma le 8% i le lumanaʻi.

O le gaosiga o pisinisi o polyether amine i Saina o Chenhua Co., Ltd., lea e lua fa'avae gaosiga i Yangzhou ma Huai'an.O loʻo i ai le aofaʻiga o le 31000 tone / tausaga o polyether amine (end amino polyether) (e aofia ai se mamanu gafatia o le 3000 tone / tausaga o le polyether amine poloketi o loʻo fausia), 35000 tone / tausaga o alkyl glycosides, 34800 tone / tausaga o mumu mumu. , 8500 tone / tausaga o le paʻu silikoni, 45400 tone / tausaga o polyether, 4600 tone / tausaga o le suauu silicone, ma isi gaosiga gafatia o 100 tone / tausaga.Fuafuaga a le Future Changhua Group e teu faafaigaluega pe a ma le 600 miliona yuan i le Huai'an Industrial Park i le Itumalo o Jiangsu e fausia ai se gaosiga faaletausaga o le 40000 tone polyether amine ma le 42000 tone o polyether projects.

E le gata i lea, o pisinisi sui o polyether amine i Saina e aofia ai Wuxi Acoli, Yantai Minsheng, Shandong Zhengda, Real Madrid Technology, ma Wanhua Chemical.E tusa ai ma fuainumera o fuafuaga fuafuaina i lalo o le fausiaina o galuega faatino, o le umi fuafuaina fuafuaina gafatia gaosiga o polyether amines i Saina o le a sili atu i le 200000 tone i le lumanaʻi.O loʻo faʻamoemoeina o le gaosiga umi o le polyether amines i Saina o le a sili atu i le 300000 tone i le tausaga, ma o le a faʻaauau pea le maualuga o le tuputupu aʻe umi.

Lona lua, o le epoxy resin curing agent e sili ona vave tupu i totonu o le alamanuia malosi o le matagi: methyltetrahydrophthalic anhydride

E tusa ai ma le suʻesuʻega, o le vailaʻau faʻamalolo epoxy resin e sili ona vave faʻatupulaia i totonu o le alamanuia o le matagi o le methyltetrahydrophthalic anhydride curing agent.I totonu o le fanua o le malosi o le epoxy curing agents, o loʻo i ai foʻi le methyl tetrahydrophthalic anhydride (MTHPA), o le vailaʻau e sili ona masani ona faʻaaogaina i le maualuga o le epoxy resin e faʻavae le carbon fiber (poʻo le fiber tioata) faʻamalosia mea tuʻufaʻatasia mo mata o le matagi e ala i. fa'agasologa fa'apipi'i.O lo'o fa'aogaina fo'i le MTHPA i mea fa'amatalaga fa'aeletoroni, vaila'au, vaila'au fa'ato'aga, resini, ma fale puipui o le atunu'u.Methyl tetrahydrophthalic anhydride o se sui taua o vailaʻau faʻamalolo anhydride ma faʻapea foʻi ma le ituaiga sili ona vave faʻatupulaia o vailaʻau faʻamalolo i le lumanaʻi.

Methyltetrahydrophthalic anhydride o loʻo faʻapipiʻiina mai maleic anhydride ma methylbutadiene e ala i le diene synthesis ona faʻapipiʻiina lea.O le atinaʻe faʻalotoifale taʻutaʻua o Puyang Huicheng Electronic Materials Co., Ltd., faʻatasi ai ma se fua faʻatau e tusa ma le afe tone i Saina.Faʻatasi ai ma le televave o le tamaoaiga ma le faʻaleleia o le taumafa, o le manaʻoga mo paʻu, palasitika, ma paʻu o loʻo faʻaauau pea ona faʻateleina, faʻateleina le faʻatupulaia o le maketi methyl tetrahydrophthalic anhydride.

E le gata i lea, o vailaʻau faʻamalolo anhydride e aofia ai foi le tetrahydrophthalic anhydride THPA, hexahydrophthalic anhydride HHPA, methylhexahydrophthalic anhydride MHHPA, methyl-p-nitroaniline MNA, ma isi mea.

Lona tolu, o le epoxy resin curing agents ma le fa'atinoga sili ona lelei i le alamanuia o le savili e aofia ai isophorone diamine ma methylcyclohexane diamine.

I totonu o oloa epoxy resin curing agent, o ituaiga sili ona maualuga o le togafitiga e aofia ai le isoflurone diamine, methylcyclohexanediamine, methyltetrahydrophthalic anhydride, tetrahydrophthalic anhydride, hexahydrophthalic anhydride, methylhexahydrophthalic anhydride, methyl-p-nitroaniline agent, ma isi mea sili ona lelei le curing agent. taimi fa'aoga talafeagai, fa'amalologa vevela maualalo, ma le fa'aogaina lelei o le fa'aogaina o le tui, ma o lo'o fa'aogaina i mea tu'ufa'atasi o le epoxy resin ma le alava tioata mo lau uila afi.Anhydride curing agents e patino i le fa'amafanafana fa'avevela ma e sili atu ona talafeagai mo le fa'agasologa o le fa'aosoina o lau uila afi.

O atinaʻe faʻavaomalo o le isophorone diamine e aofia ai le BASF AG i Siamani, Evonik Industries, DuPont i le Iunaite Setete, BP i Peretania, ma Sumitomo i Iapani.Faatasi ai ma i latou, o Evonik o le kamupani sili ona tele isophorone diamine gaosiga i le lalolagi.O pisinisi autu a Saina o Evonik Shanghai, Wanhua Chemical, Tongling Hengxing Chemical, ma isi, faʻatasi ai ma le fua faʻatatau o le 100000 tone i Saina.

Methylcyclohexanediamine e masani lava o se faʻafefiloi o le 1-methyl-2,4-cyclohexanediamine ma le 1-methyl-2,6-cyclohexanediamine.O se aliphatic cycloalkyl compound maua mai le hydrogenation o le 2.4-diaminotoluene.Methylcyclohexanediamine e mafai ona faʻaaogaina naʻo ia e avea o se vailaʻau faʻamalolo mo resini epoxy, ma e mafai foi ona faʻafefiloi ma isi vailaʻau faʻamalolo epoxy masani (e pei o amines gaʻo, amines alicyclic, amines aromatic, acid anhydrides, ma isi) poʻo faʻavavevave lautele (e pei o amine maualuga). , imidazole).O ta'ita'i fa'atosina o le methylcyclohexane diamine i Saina e aofia ai Henan Leibairui New Material Technology Co., Ltd. ma Jiangsu Weiketerri Chemical Co., Ltd. O le fua fa'atau a le atunu'u e tusa ma le 7000 tone.

E tatau ona maitauina o vailaʻau faʻamaʻi amine faʻaola e le faʻafefeteina ma e umi atu le ola e pei o vailaʻau faʻamaʻi anhydride, ae sili atu i latou i le faʻatinoga ma le taimi faʻatino pe a faʻatusatusa i ituaiga vailaʻau faʻamaʻi anhydride.

O Saina o loʻo i ai le tele o ituaiga o vailaʻau faʻamalolo epoxy resin i totonu o le alamanuia o le matagi, ae o oloa autu e faʻaaogaina e tasi.O le maketi faava o malo o loʻo suʻesuʻeina ma le atinaʻeina o oloa fou epoxy resin curing agent, ma o loʻo faʻaleleia pea ma faʻasolosolo oloa faʻamalolo.O le alualu i luma o ia oloa i le maketi Saina e telegese, e mafua ona o le maualuga o le tau o le suia o fua faʻatatau mo oloa epoxy resin curing agent i totonu o le eletise eletise, ma le leai o ni oloa atoatoa.Ae ui i lea, faatasi ai ma le alualu i luma faifaipea o tekinolosi ma le tuʻufaʻatasia o vailaʻau faʻamaʻi epoxy resin ma le maketi faʻavaomalo, o oloa faʻamaʻi faʻamaʻi faʻamaʻi epoxy a Saina i totonu o le malosi o le matagi o le a faʻaauau pea ona faʻaleleia ma faʻasolosolo.