Epoxy resin yog cov khoom siv polymer uas muaj cov pab pawg epoxy uas muaj ntau yam zoo heev thiab ntau yam kev siv. Nws yog siv dav hauv kev lag luam, suav nrog kev tsim kho, khoom siv hluav taws xob, aerospace thiab lwm yam kev lag luam. Hauv qab no peb yuav qhia meej txog qee yam tseem ceeb ntawm epoxy resin.
Ua ntej, epoxy resin muaj zog heev thiab ruaj khov. Cov khoom no tsim cov qauv muaj zog, txuas ntxiv mus thaum kho, nrog rau lub zog compressive thiab shear zoo heev. Tib lub sijhawm, nws tuaj yeem tiv taus cov tshuaj lom neeg xeb, dej noo thiab ntau yam xwm txheej ib puag ncig, yog li txhim kho lub neej khoom thiab kev ntseeg siab.
Qhov thib ob, epoxy resin muaj cov khoom sib txuas zoo heev. Vim nws cov viscosity qis thiab lub zog sib txuas zoo heev, epoxy resin tuaj yeem siv rau kev sib txuas thiab sib txuas ntau yam khoom siv. Qhov no ua rau nws zoo tagnrho rau kev siv hauv ntau yam khoom siv tes ua thiab cov txheej txheem tsim khoom, xws li hlau, yas, ceramics thiab composites.
Tib lub sijhawm, epoxy resin kuj muaj cov khoom siv hluav taws xob zoo rwb thaiv tsev. Nws cov khoom siv hluav taws xob zoo heev pab txhim kho kev nyab xeeb thiab kev ntseeg siab ntawm cov khoom siv hluav taws xob. Tsis tas li ntawd, epoxy resin kuj muaj kev tiv thaiv kub zoo. Nws tuaj yeem tswj tau qhov ruaj khov hauv qhov kub siab thiab tuaj yeem tiv taus siab thiab thauj khoom ntawm qhov kub siab.
Hauv kev xaus lus, epoxy resin, ua ib yam khoom siv ntau yam, ua lub luag haujlwm tseem ceeb hauv kev lag luam. Nws cov yam ntxwv zoo heev, xws li lub zog siab, ruaj khov, cov khoom nplaum, rwb thaiv hluav taws xob thiab tiv taus kub, ua rau nws yog ib qho ntawm cov khoom siv tseem ceeb hauv ntau yam lag luam. Nrog rau kev nce qib ntawm thev naus laus zis thiab kev nce ntxiv ntawm kev thov ua lag luam, cov teb siv epoxy resin yuav txuas ntxiv nthuav dav, coj ntau lub sijhawm txhim kho rau ntau yam lag luam.
Lub sijhawm tshaj tawm: Kaum Ib Hlis-09-2023