1. Minda yekushandisa vinyl resin
Zvichienderana neindasitiri, musika wepasi rose wevinyl resin wakakamurwa kuita zvikamu zvitatu: composites, pendi, coatings, nezvimwe. Vinyl resin matrix composites inoshandiswa zvakanyanya mumapaipi, matangi ekuchengetera zvinhu, kuvaka, kutakura uye mamwe maindasitiri.
Kudzivirira ngura kwakanyanya kwevinyl resin uye hunhu hwakanaka hwemuviri nemakemikari zvinoita kuti ive chinhu chinosarudzwa kune akawanda mapurojekiti eFRP emakemikari anodzivirira ngura. Zvakadai sematangi epurasitiki akasimbiswa nefiber, mapaipi, shongwe uye grilles dzinodzivirira ngura, nezvimwewo; mapurojekiti ekudzivirira ngura, akadai sepasi rinodzivirira ngura zvakanyanya, zvigadzirwa zveFRP zvine simba guru; machira egirazi anodzivirira ngura zvakanyanya, simende inoputika; desulfurization yemagetsi uye inodzivirira ngura, inodzivirira tembiricha yepamusoro, inodzivirira acid yakasimba. Alkali yakasimba; inodzivirira acid uye alkali yemakemikari muworkshop, inodzivirira ngura zvakanyanya, nezvimwewo.
Mumakore achangopfuura, nekuvandudzwa uye kuvandudzwa kwebasa rakakosha re vinyl ester resin, yakawana mamwe mashandisirwo matsva muminda yakawanda iri pasi pemvura:
1) Simende yegirazi revinyl ester resin yakurudzirwa zvikuru uye yakashandiswa mukugadzira flue gas desulfurization mumagetsi asingashandise kupisa, kunyanya mukugadzira matangi edziva muindasitiri yemakemikari.
2) Mapurasitiki epurasitiki evinyl ester resin ane zvivakwa zvepamusoro, kusanganisira mapurasitiki epurasitiki uye mapurasitiki asina kuputika, akakurudzirwa uye akashandiswa zvakanyanya; 300μm firimu vinyl ester resin ganda rakakora zvatanga kutengeswa uye zvinoratidza kukura nekukurumidza;
3) Vinyl ester resin ine oxygen index yakakwira uye utsi hwakaderera yakawedzerwa mukurumbira uye yakashandiswa mumunda weFRP ine resistance yengura uye inodzivirira moto;
4) Vinyl ester resin isina kudonha uye yakasimba zvakanyanya yave ichikurudzirwa uye ichishandiswa zvakanyanya mungowani dzeFRP, tsvimbo dzehove nedzimwe nzvimbo;
5) Vinyl ester resin ine simba rakawanda uye kureba kwakanyanya yave ichikurudzirwa uye ichishandiswa zvakanyanya mumunda wezvikamu zveFRP zvekuvaka zvine zvinodiwa zvakakosha;
6) Resin yevinyl ester ine simba rakawanda rekudzivirira kupisa (rinopfuura 200℃ muchikamu chegasi) uye rekudzivirira kupisa kwakaderera (-40℃) yakawedzerwa uye yakashandiswa;
7) Vinyl ester resin yave ichishandiswa zvakanyanya mukugadzira zvinhu zvemagetsi (zvakadai sekudzivirira FRP yemotokari, semiconductor carbon rods, nezvimwewo);
2. Munda wekushandisa epoxy resin
Hunhu hwakanaka hwe epoxy resin hwekuputira zvinhu, hwemakanika uye hwemagetsi, hunhu hwayo hwekubatanidza nezvinhu zvakasiyana-siyana, uye kuchinjika kwekushandiswa kwayo hazviwanikwe mune mamwe mapurasitiki ethermosetting. Nokudaro, inogona kugadzirwa kuita machira, zvinhu zvakasanganiswa, zvinhu zvekukanda, zvinonamira, zvinhu zvekuumba uye zvinhu zvekuumba zvinopinza, uye inoshandiswa zvakanyanya muzvikamu zvakasiyana-siyana zvehupfumi hwenyika.
①Pendi
Kushandiswa kwe epoxy resin muzvipfeko kunoreva chikamu chikuru, uye inogona kugadzirwa mumhando dzakasiyana-siyana dzine hunhu hwakasiyana uye mashandisirwo. Zvinhu zvakajairika: 1) Kusagona kushandisa makemikari zvakanaka, kunyanya kusagona kushandisa alkali; 2) Kunamatira kwakasimba kwependi, kunyanya kusimbi; 3) Kusagona kupisa uye kudzivirira kupisa kwemagetsi; 4) Kuchengetedza ruvara rwependi. Bonde riri nani.
Mapendi e epoxy resin anonyanya kushandiswa semapendi ekudzivirira ngura, ma primer esimbi, uye mapendi ekudzivirira ngura, asi mapendi akagadzirwa nema epoxy resins e heterocyclic uye alicyclic anogona kushandiswa panze.
②Namira
Zvinonamira zveEpoxy imhando yakakosha yezvinonamira zvechimiro. Pamusoro pekusabatana zvakanaka nemapurasitiki asiri epolar akadai sepolyolefins, epoxy resin yakakodzerawo zvinhu zvakasiyana-siyana zvesimbi zvakaita searuminiyamu, simbi, simbi, mhangura; zvinhu zvisiri zvesimbi zvakaita segirazi, huni, kongiri, nezvimwewo; uye mapurasitiki ethermosetting akadai sephenolic, amino, unsaturated polyester, nezvimwewo ane hunhu hwakanaka hwekunamira, saka anonzi guruu repasi rose.
③ Zvinhu zvemagetsi nemagetsi
Nekuda kwekushanda kwayo kwakanyanya kwekuputira, kusimba kwayo kwakanyanya uye kushanda kwayo zvakanaka kwekuvharira pamwe nezvimwe zvakawanda zvakanakira, epoxy resin yakashandiswa zvakanyanya mukudzivirira nekurongedza midziyo yemagetsi ine simba rakawanda nerishoma, mota nezvimwe zvikamu zvemagetsi, uye yakabudirira nekukurumidza.
Inonyanya kushandiswa pa: 1) kudira mapakeji ekudzivirira magetsi nemota; 2) kuputira muhari yemidziyo ine zvikamu zvemagetsi nemaseketi. 3) Musanganiswa we epoxy wemhando yemagetsi unoshandiswa pakuvhara zvikamu zve semiconductor mupurasitiki; 4) Pamusoro pezvo, mapurasitiki ane epoxy laminated, epoxy insulating coatings, insulating adhesives, uye adhesives emagetsi zvinoshandiswawo zvakanyanya.
④Mapurasitiki einjiniya nezvinhu zvakasanganiswa
Mapurasitiki ekugadzira epoxy anosanganisira macompound epoxy uye epoxy laminates ekuumba ane pressure yakakwira, pamwe nemafuro epoxy. Mapurasitiki ekugadzira epoxy anogonawo kuonekwa sezvinhu zve epoxy zvakajairwa. Zvinhu zve epoxy zvakajairwa chinhu chakakosha chekuvaka uye chinoshanda muindasitiri yemakemikari, yendege, yendege, yemauto nedzimwe nzvimbo dzetekinoroji yepamusoro.
⑤Zvishandiso zvekuvaka zvekuvaka
Mubasa rekuvaka, epoxy resin inonyanya kushandiswa sepasi rinodzivirira ngura, epoxy mortar nezvigadzirwa zvekongiri, mugwagwa wepamusoro uye nhandare yendege, zvinhu zvekugadzirisa nekukurumidza, grouting zvinhu zvekusimbisa hwaro hwenheyo, kunamira kwekuvaka uye kuputira, nezvimwewo.
Nguva yekutumira: Gunyana-16-2022

