ozi

N'ebe obibi akwụkwọ, ink eji ebipụta egosiwokwa ihe ndị a chọrọ, UV ink maka ọgwụgwọ ngwa ngwa, nchebe gburugburu ebe obibi na uru ndị ọzọ nke ụlọ ọrụ obibi akwụkwọ.Ink na-ebi akwụkwọ UV n'oge mbipụta akwụkwọ offset, akwụkwọ ozi, mbipụta gravure, mbipụta ihuenyo na mbipụta inkjet na mpaghara obibi akwụkwọ ndị ọzọ, akụkọ a na-ekerịta ihe ọmụma metụtara ink UV, ọdịnaya maka ndị enyi kwuru:

Nkọwa

UV: Short maka ọkụ ultraviolet.Ultraviolet (UV) adịghị ahụ anya na anya gba ọtọ.Ọ bụ akụkụ nke radieshon electromagnetic ọzọ karịa ìhè odo odo a na-ahụ anya.Ogologo ikuku dị na nso nke 10 ~ 400nm

Ink UV: UV ink, na-ezo aka na ọkụ ọkụ UV na-agwọ ink ozugbo

Njirimara

1, ihicha ọsọ bụ ngwa ngwa, zọpụta oge, n'okpuru UV ìhè irradiation, mkpa a sekọnd ole na ole na sekọnd ole na ole nwere ike gwọọ.

2, akụrụngwa na-ekpuchi mpaghara nke obere, ọrụ na-ebi akwụkwọ, chekwaa ndị ọrụ, uru akụ na ụba.

3, karịa ink ọ bụla ma e wezụga ink ikuku evaporation eke, nwere ike ịchekwa ike.

4, n'ihe banyere otu akọrọ film ọkpụrụkpụ, ọzọ ink ịzọpụta.

5, agaghị akpọnwụ, ma ọ bụrụhaala na ịkpọtụrụ ultraviolet radieshon agaghị akpọnwụ nke siri ike na ink.

6, ezigbo agba kwụsie ike.

7, nchapụta dị elu.

8, ụmụ irighiri ink dị obere, nwere ike ibipụta ezigbo ụkpụrụ.

9, ikuku gburugburu obibi obibi dị ọhụrụ, obere isi, enweghị VOC.

Isi ihe

Ihe ndị bụ isi nke ink UV gụnyere pigmenti, oligomer, monomer (diluent na-arụ ọrụ), photoinitiator na ihe enyemaka dị iche iche.N'ime ha, resin na diluent na-arụ ọrụ na-arụ ọrụ nke idozi pigmenti na inye ihe ndị na-emepụta ihe nkiri;Pigments na-enye ink agafeghị oke agba na mkpuchi ike na mkpụrụ;Achọrọ Photoinitiator ka ọ nwee ike ịmịnye foton n'okpuru nnyonye anya nke pigmenti iji malite polymerization.

1, Ngwakọta monomolecular (ihe na-emeghachi omume)

Nke a bụ ngwakọta dị mfe nke nwere obere ibu molekụla, ọ nwere ike belata viscosity, rụọ ọrụ na-agbasasị, nwere ike ịgbasa pigmenti, gbarie resin, chọpụta ọsọ na-agwọ ọrịa na nrapado nke ink, yana sonye na resin UV na-agwọta mmeghachi omume crosslinking.

2, Ihe mgbakwunye

Gụnyere pigmenti, lubricants, onye na-eme ka ọ dị arọ, onye na-ejuputa, onye na-eme ka ọ dị ike, wdg. Ọ na-emetụta gloss ink, viscosity, softness, agba, ọkpụrụkpụ ihe nkiri, ọsọ ọsọ, mbipụta akwụkwọ na ihe ndị ọzọ.

3, Light Solid Resin ọ bụ UV Ink Njikọ Ihe

UV ink ọgwụgwọ ọsọ, gloss, adhesion, esemokwu na-eguzogide na ihe ndị ọzọ, ink dị iche iche nwere ụdị resin agwakọta.

4, Onye mmalite ọkụ

Light initiator dị ka àkwà mmiri n'etiti chemical mmeghachi omume, bụ ụdị ìhè excitation na-arụsi ọrụ ike, mgbe absorbing photons na-emepụta free radicals, free radical nyefe ike ndị ọzọ photosensitive polymer, na-emepụta a yinye mmeghachi omume, otu molekul ihe, mgbakwunye, ìhè siri ike resin. ọnụ, mee ka ink ọgwụgwọ mmeghachi omume, na mgbe ntọhapụ nke ike n'onwe ya adịghị etinye aka na crosslinking mmeghachi omume.

Ụkpụrụ nkwụsi ike

N'okpuru irradiation nke ultraviolet ìhè, ìhè initiator ike absorption na-emepụta free radicals, free radical ọrụ na elu na-agba ọsọ, a nkukota na-eme na resin na otu molekụla compound, nyefe nke ume na resin na otu molekul ogige, resin na otu molekul compound. mgbe etinyere ike excitation nwere unsaturated abụọ bond atọm polymerized monomer polymer na radicals, ya bụ, resin na otu molekul ogige, Ha na-emeghe okpukpu abụọ nkekọ na-amalite a cross-njikọ mmeghachi omume, a cross-njikọ ọgwụgwọ, nke photoinitiator tụfuru ume ma laghachi. ruo na mbụ ọnọdụ ya.

Ihe Na-emetụta

Ink ọgwụgwọ UV ga-enwerịrị ọkụ UV iji gwọọ ya, ma ọ bụghị ya, enweghị ike iji ya.N'iji ink UV, nsogbu nke mbụ adhesion bụ na ink UV enweghị ọgwụgwọ miri emi.N'ihe banyere ọkụ siri ike akụrụngwa, ihe kpatara ya nwere ike ịbụ ọdịda nke UV ọgwụgwọ akụrụngwa, ya bụ, wavelength nso nke UV curing akụrụngwa ekwekọghị UV ìhè siri ike ink, ma ọ bụ ìhè siri ike ike ezughị, ma ọ bụ ọkụ siri ike na-agba adịghị adabara. dabara adaba.

1, ìhè siri ike ink UV ìhè siri ike spectral sensitivity nso maka ogologo ogologo n'etiti 180-420NM.

2, ike nke oriọna UV ga-emezurịrị ihe teknụzụ chọrọ iji gwọọ ink.

3, ọsọ ibipụta ngwa ngwa na-emetụtakwa ngwa ngwa ink.

4, mmetụta nke ink ọkpụrụkpụ, ink dị oke oke ga-emetụta mmetụta ọgwụgwọ, ihe niile na-emetụta ọkpụrụkpụ nke ihe nkiri mbipụta ga-emetụta mmetụta ọgwụgwọ.

5, mmetụta nke ihu igwe: elu okpomọkụ, UV ink viscosity na-adị ala, mgbe ebi akwụkwọ, mfe na-emepụta mado version phenomenon.Obere okpomọkụ, elu viscosity, na-emetụta thixotropy nke ink, ogbako okpomọkụ enweghị ike ịdị oke elu, na oyi na ntụ oyi nkwakọba, kwesịrị itinye n'ime ụlọ okpomọkụ, na kwesịrị ekwesị na-ebelata ọgwụgwọ ọsọ.

6, mmetụta nke pigmenti na UV ink: n'ihi dị iche iche pigments na ìhè absorption, echiche na pigmenti ọdịnaya nke ink n'ozuzu, na-acha ọcha, nwa, acha anụnụ anụnụ bụ ihe siri ike ịgwọ, red, odo, ìhè mmanụ, transperent mmanụ mfe ọgwụgwọ. .