Mokhoa oa bonding oa polytetrafluoroethylene (PTFE) - sodium naphthalene solution Polytetrafluoroethylene (PTFE) - sodium naphthalene solution treatment bonding method: sodium naphthalene solution treatment ea thepa e nang le fluorine, haholo-holo ka tharollo ea kutu le PTFE polasetiki ea lik'hemik'hale tsa lik'hemik'hale, ho hahola karolo ea fluorine. liathomo holim'a lintho tse bonahalang, e le ho siea lera la carbonization le lihlopha tse ling tsa polar holim'a metsi.Kalafo ea thepa e nang le fluorine e nang le tharollo ea sodium naphthalene haholo-holo ka karabelo ea lik'hemik'hale pakeng tsa tharollo e senyang le polasetiki ea PTFE ho tabola liathomo tse ling tsa fluorine holim'a lisebelisoa, kahoo ho siea lesela la carbonization le lihlopha tse ling tsa polar holim'a metsi.IR spectra e bonts'a hore lihlopha tsa polar tse kang sehlopha sa hydroxyl, sehlopha sa carbonyl le bond unsaturated li kenngoa ka holimo, tse ka eketsang matla a holim'a metsi, tsa fokotsa angle ea ho kopana le ho ntlafatsa boemo ba metsi.Ena ke mokhoa o sebetsang ka ho fetisisa le o sebelisoang ka ho fetisisa lipatlisisong tsa morao-rao.Sodium naphthalene tetrahydrofuran hangata e sebelisoa e le tharollo ea kutu.Mokhoa oa ho kopanya o tjena: (1) Tokisetso ea tharollo ea phekolo: tekanyo e itseng ea tšepe ea sodium e kenngoa ka har'a tharollo ea tetrahydrofuran le naphthalene, moo karolo e boima ea tšepe ea sodium e laoloang ho 3% ~ 5%, le tharollo e hlohlelletsoa mocheso oa kamore ka lihora tse ka bang 2 ho fihlela tharollo e le sootho kapa e ntšo;( 2) Kenya PTFE workpiece e lokelang ho phekoloa ka tharollo bakeng sa metsotso e ka bang 5 ~ 10, e ntše, 'me ue qoelise ka tharollo ea acetone bakeng sa metsotso e 3 ~ 5; (3) Tlosa workpiece ho tloha tharollo ea acetone, e hlatsoe. ka metsi a hloekileng, ebe o e beha lefifing ho omella ka tlhaho;( 4) Khetha epoxy resin, silicone kapa polyurethane e le sekhomaretsi, e sebelise ka ho lekana holim'a metsi hore e tlameletsoe, 'me hang-hang e tlamahane.Kamora ho ema ho 24 ~ 30 ℃ bakeng sa lihora tse 24, e ka tlamahane ka thata.