Theknoloji ea ho folisa leseli ke ts'ireletso e phahameng, ts'ireletso ea tikoloho, e bolokang matla le theknoloji ea boleng bo holimo ea thepa.E tsejoa e le theknoloji e ncha ea indasteri e tala lekholong la bo21 la lilemo.Ka nts'etsopele ea mahlale le thekenoloji, ts'ebeliso ea thekenoloji ea ho folisa leseli e ntlafalitse ho tloha botong ea pele e hatisitsoeng le photoresist ho isa ho ho folisa leseli, enke le sekhomaretsi.Sebaka sa kopo se ntse se hola mme se thehile indasteri e ncha.
Lihlahisoa tse atileng haholo tsa ho folisa UV ke lirafshoa tsa UV, li-inks tsa UV le likhomaretsi tsa UV.Tšobotsi ea bona e kholo ke hore ba na le lebelo la ho folisa ka potlako, hangata pakeng tsa metsotsoana e seng mekae le metsotsoana e mashome.E potlakileng haholo e ka phekoleha ka 0.05 ~ 0.1s.Ke tsona tse omisang le ho folisa ka potlako har'a liphahlo tse fapaneng, li-inks le likhomaretsi hajoale.
Pholiso ea UV ke pholiso ea UV.UV ke khutsufatso ea Senyesemane ea UV.Ho phekola ho bolela mokhoa oa ho fetola lintho ho tloha ho limolek'hule tse tlaase ho ea ho li-polymers.Pholiso ea UV ka kakaretso e bolela maemo a pholiso kapa litlhoko tsa lipente (lipente), li-inks, likhomaretsi (likhomaretsi) kapa li-sealants tse ling tse hlokang ho phekoloa ke UV, tse fapaneng le pheko ea ho futhumatsa, e kopanyang (setsi sa pheko) ho phekola, tlhaho. ho phekola, joalo-joalo [1].
Likarolo tsa mantlha tsa lihlahisoa tse folisang leseli li kenyelletsa li-oligomers, li-diluents tse sebetsang, li-photoinitiators, li-additives joalo-joalo.Oligomer ke 'mele o ka sehloohong oa lihlahisoa tse phekolang tsa UV,' me ts'ebetso ea eona e supa ts'ebetso ea mantlha ea lisebelisoa tse folisitsoeng.Ka hona, khetho le moralo oa oligomer ntle le pelaelo ke sehokelo sa bohlokoa ho thehoeng ha lihlahisoa tsa pholiso ea UV.
Seo li-oligomers tsena li tšoanang ka sona ke hore kaofela li na le "Unsaturated double bond resin li behiloe ho latela sekhahla sa karabelo ea free radical polymerization: acryloyloxy > Methacryloyloxy > vinyl > allyl.Ka hona, li-oligomers tse sebelisoang ho phekola mabone a bobebe haholo ke mefuta eohle ea li-resin tsa acrylic, joalo ka epoxy acrylate, polyurethane acrylate, polyester acrylate, polyether acrylate, acrylate resin kapa vinyl resin, le epoxy acrylate ke eona e sebelisoang ka ho fetesisa ea Acrylic resin, polyurethane. resin ea acrylic le polyester acrylic resin.Li-resin tsena tse tharo li hlahisoa ka bokhutšoanyane ka tlase.
Epoxy acrylate ke oligomer e sebelisoang ka ho fetesisa le e sebelisoang ka ho fetesisa.E hlophisitsoe ho tsoa ho epoxy resin le (meth) acrylate.Epoxy acrylate e ka aroloa ka bisphenol A epoxy acrylate, phenolic epoxy acrylate, modified epoxy acrylate le epoxidated acrylate ho latela mofuta oa sebopeho.Bisphenol A epoxy acrylate ke eona e sebelisoang ka ho fetisisa.Bisphenol A epoxy acrylate ke e 'ngoe ea li-oligomers tse nang le sekhahla se potlakileng sa ho folisa khanya.Filimi e phekotsoeng e na le boima bo phahameng, bokhabane bo phahameng, khanyetso e ntle ea lik'hemik'hale, ho hanyetsa mocheso o motle le thepa ea motlakase.Ntle le moo, bisphenol A oxygen exchange acrylate e na le foromo e bonolo ea thepa e tala le theko e tlase.Ka hona, hangata e sebelisoa e le resin e ka sehloohong ea pampiri e folisang leseli, lehong, polasetiki le litšepe tsa tšepe, hammoho le resin e kholo ea enke e folisang leseli le sekhomaretsi se bobebe.
Polyurethane acrylate
Polyurethane acrylate (PUA) ke oligomer e 'ngoe ea bohlokoa e phekolang leseli.E entsoe ka karabelo ea mehato e 'meli ea polyisocyanate, diol ea ketane e telele le hydroxyl acrylate.Ka lebaka la meaho e mengata ea li-polyisocyanate le li-diol tsa ketane e telele, li-oligomers tse nang le thepa e behiloeng li entsoe ka moralo oa limolek'hule.Ka hona, ke li-oligomers tse nang le lihlahisoa tse ngata ka ho fetisisa tsa lihlahisoa hona joale, 'me li sebelisoa haholo ho li-coatings tse khanyang, li-inks le li-adhesives.
Polyester Acrylate
Polyester acrylate (PEA) le eona ke oligomer e tloaelehileng.E hlophisitsoe ke acrylate ea polyester glycol e tlase ea boima ba molek'hule.Polyester acrylate e tšoauoa ka theko e tlase le viscosity e tlase.Ka lebaka la viscosity ea eona e tlase, polyester acrylate e ka sebelisoa e le oligomer le diluent e sebetsang.Ho feta moo, li-acrylates tsa polyester hangata li na le monko o fokolang, ho halefa ho fokolang, ho feto-fetoha ha maemo le pigment wettability, 'me li loketse lipente tsa mebala le li-inks.E le ho ntlafatsa tekanyo e phahameng ea ho folisa, acrylate ea polyester e sebetsang ka bongata e ka lokisoa;Amine e fetotsoeng polyester acrylate e ke ke ea fokotsa feela tšusumetso ea ho thibela polymerization ea oksijene le ho ntlafatsa lebelo la ho folisa, empa hape e ntlafatsa ho khomarela, ho benya le ho apara ho hanyetsa.
Li-diluent tse sebetsang hangata li na le lihlopha tse sebetsang, tse ka qhaqhang le ho hlapolla li-oligomers, 'me li phetha karolo ea bohlokoa ts'ebetsong ea ho folisa leseli le thepa ea filimi.Ho ea ka palo ea lihlopha tse sebetsang tse teng, li-diluent tse tloaelehileng tse sebetsang ka monofunctional li kenyelletsa isodecyl acrylate, lauryl acrylate, hydroxyethyl methacrylate, glycidyl methacrylate, joalo-joalo;Li-diluent tse sebetsang ka makhetlo a mabeli li kenyelletsa letoto la polyethylene glycol diacrylate, dipropylene glycol diacrylate, neopenyl glycol diacrylate, joalo-joalo;Li-diluent tse sebetsang ka bongata tse kang trimethylolpropane triacrylate, joalo-joalo.
Initiator e na le tšusumetso ea bohlokoa ho sekhahla sa pheko ea lihlahisoa tse folisang tsa UV.Ka lihlahisoa tse phekolang tsa UV, palo ea kenyelletso ea photoinitiator hangata ke 3% ~ 5%.Ntle le moo, li-pigments le li-filler additives le tsona li na le tšusumetso ea bohlokoa ho thepa ea ho qetela ea lihlahisoa tse folisitsoeng tsa UV.
Nako ea poso: Apr-20-2022