Chekutanga uye chinonyanya kukosha, machira eAqueous (anobva mumvura) uye UV ashandiswa zvakanyanya muGraphics Arts Industry semachira epamusoro anokwikwidzana. Ose anopa kusimudzira runako uye dziviriro, zvichiwedzera kukosha kune zvakasiyana-siyana zvezvigadzirwa zvakadhindwa.
Kusiyana muNzira dzeKurapa
Chaizvoizvo, nzira dzekuomesa kana kugaya zvinhu zviviri izvi dzakasiyana. Kugaya kwemvura kunooma kana zvikamu zvechifukidziro chinoshanduka (zvinosvika 60% yemvura) zvikamanikidzwa kupwanyika kana kuti zvikanyudzwa muchikamu chepasi chine maburi. Izvi zvinobvumira zvinhu zvakasimba zvechifukidziro kubatana kuti zviite firimu rakatetepa, rakaoma kusvika pakubata.
Musiyano uripo ndewekuti machira eUV anogadzirwa achishandisa zvikamu zvemvura zvine simba re100% (hapana zvinopisa) zvinoporesa kana kupomesa mu photochemical cross-linking reaction ine simba shoma kana yaiswa muchiedza che ultraviolet (UV) chakasimba. Maitiro ekupisa anokonzera shanduko nekukurumidza, zvichishandura mvura kuita zvinhu zvine simba ipapo ipapo (cross-linking) zvichigadzira firimu rakaoma rakaoma.
Kusiyana muMidziyo Yekushandisa
Panyaya yekushandisa michina, machira emvura asina kusimba uye eUV anogona kushandiswa zvinobudirira uchishandisa nzira dzekudhinda inki dze flexo & gravure liquid. Kusiyana neizvi, machira ekudhinda inki e offset litho paste anoda kuti pave ne press-end coater kuti pave ne aqueous kana UV low viscosity coatings. Machira e screen anoshandiswawo kuisa machira eUV.
Michina yekudhinda yeFlexo negravure ine simba rekuomesa inki yemvura uye solvent yatovepo kuti iomese mvura. Maitiro ekudhinda eWeb offset heat set akaratidzwawo kuti ane simba rekuomesa mvura. Zvisinei, inyaya yakasiyana kana tichifunga nezvemaitiro ekudhinda eoffset litho. Pano kushandiswa kwezvipfeko zvemvura kunoda kuiswa kwemidziyo yekuomesa yakakosha inosanganisira infrared emitters, mapanga emhepo inopisa, uye michina yekuburitsa mweya.
Kusiyana Munguva Yokuomesa
Kuendesa kwenguva refu kunokurudzirwawo kuti pave nenguva yakawanda yekuomesa. Kana tichifunga nezvekuomesa (kuomesa) kweUV coating kana inki, musiyano uri mumhando yemichina yakakosha yekuomesa (kuomesa) inodiwa. Masisitimu eUV curing anonyanya kupa chiedza cheUV chinopihwa nemwenje yemercury arc ine simba repakati, kana masosi eLED ane simba rakakwana rekuporesa zvinobudirira nekumhanya kunodiwa.
Mapendi emvura anooma nekukurumidza uye kungwarira kunofanira kupihwa pakucheneswa panguva yekumira kwependi. Musiyano ndewekuti mapendi eUV anoramba akavhurika pakudzvanywa chero bedzi pasina chiedza cheUV. Inki dzeUV, mapendi, uye mavarnish hazviomese kana kuvhara masero eanilox. Hapana chikonzero chekuchenesa pakati pekudzvanywa kana kupera kwevhiki, zvichideredza nguva yekuzorora uye kutambisa.
Zvese zviri zviviri zvinopenya mumvura uye UV zvinogona kupa kujeka kwakanyanya, uye kupenya kwakasiyana-siyana kubva pakupenya kwakanyanya, kusvika kusatin kusvika ku matte. Musiyano ndewekuti zvinopenya zveUV zvinogona kupa kupenya kwakanyanya uye kudzika kunoonekwa.
Kusiyana Kwemachira
Mapendi emvura anowanzo dzivirira kukwesha, kupwanya, uye kudzivirira mavharo. Zvigadzirwa zvemapendi emvura zvakagadzirwa zvakanaka zvinogonawo kudzivirira mafuta, doro, alkali, uye hunyoro. Musiyano ndewekuti mapendi eUV anowanzo famba nhanho imwe zvichipa kudzivirira kukwesha, kupwanya, kuvharira, makemikari, uye chigadzirwa zviri nani.
Machira emvura anogadzirwa nethermoplastic e offset litho akagadzirwa kuti anyoroveswe nein-line wet trap pamusoro peinki dzinoomesa zvishoma nezvishoma, zvichideredza kana kubvisa kudiwa kwehupfu hwekupfapfaidza hunoshandiswa kudzivirira inki kudzikira. Tembiricha yemurwi inofanira kuchengetedzwa iri pakati pe85-95®F kudzivirira kupfava kwejira rakaomeswa pakupisa kwakanyanya, uye mukana wekuti ridzike. Zvakanaka kuti kubereka kuri nani sezvo jira rakafukidzwa richigona kugadziriswa nekukurumidza.
Musiyano uripo ndewekuti machira eUV anoiswa mumutsara we wet trapping pamusoro pema UV inks anonatswa nekudzvanywa, uye machira anogona kugadziriswa nekukasika. Kana machira eUV achishandiswa pamusoro pema inks emhando yelitho anoonekwa seaqueous primers anokurudzirwa kuvhara nekunamira kuma inks kuti ave hwaro hwemachira eUV. Ma hybrid UV/conventional inks anogona kushandiswa kubvisa kudiwa kwe primer.
Simba Pavanhu, Zvekudya, Nezvakatipoteredza
Mapendi emvura anopa mhepo yakachena, VOC shoma, doro shoma, hwema hushoma, hahubati, hahuna chepfu, uye hahusvibisi. Saizvozvowo, mapendi eUV akasimba 100% haaburitse hutsi hwemvura inonyungudutsa, hapana VOC, uye haabati. Musiyano ndewekuti mapendi eUV asina kunyorova ane zvinhu zvinokanganisa zvinogona kuva nekunhuhwirira kwakapinza, uye zvinogona kubva padiki kusvika pakanyanya sezvinhu zvinogumbura, izvo zvinogona kukonzera allergy mune vamwe vanhu. Kusangana neganda nemaziso kunofanirwa kudzivirirwa. Nenzira yakanaka, mapendi eUV anorapwa anonzi "Best Available Control Technology" (BACT) neEPA, zvichideredza maVOC, CO2, uye zvinodiwa nesimba.
Mapendi emvura anogona kuchinja kuenzana kwechinhu panguva yekudzvanywa nekuda kwekubuda kwemhepo inoputika, uye simba rePh. Musiyano ndewekuti mapendi eUV anoramba akaenzana pakudzvanywa chero bedzi pasina chiedza cheUV.
Mapendi emvura akaomeswa anogona kudzokororwa, kuora uye kudzokororwa. Musiyano uripo ndewekuti mapendi eUV akacheneswa anogona kudzokororwa uye kudzokororwa, asi anononoka kuora. Izvi zvinokonzerwa nekuti zvikamu zvependi zvinodzivirira kubatanidzwa kwemasero,
zvichigadzira zvinhu zvakasimba zvinodzivirira muviri nemakemikari.
Mapendi emvura anooma nekujeka kwemvura pasina kucheneruka kwakabatana nekukwegura. Musiyano ndewekuti mapendi eUV akacheneswa anogonawo kuratidza kujeka kwakanyanya, asi kungwarira kunofanira kuitwa pakugadzira nekuti zvimwe zvinhu zvinogona kuita kuti pendi itsvuke.
Mapendi emvura anokwanisa kutevedzera mitemo yeFDA yekubata chikafu chakaoma uye/kana chakanyorova chine mafuta. Musiyano ndewekuti mapendi eUV, kunze kwemafomu mashoma chaiwo, haakwanise kutevedzera mitemo yeFDA yekubata chikafu chakaoma kana chakanyorova/chine mafuta zvakananga.
Mabhenefiti
Kunze kwekusiyana, machira emvura neUV ane mabhenefiti akawanda kusvika padanho rakasiyana. Semuenzaniso, mamwe maformula anogona kudzivirira kupisa, mafuta, doro, alkali, uye hunyoro. Pamusoro pezvo, anogona kudzivirira kunama kana guruu, COF, kugona kuprinta, kugamuchirwa kwefoil inopisa kana inotonhora, kugona kuchengetedza inki dzesimbi, kuwedzera kugadzirwa, kugadzirisa mukati memutsara, kugona kushanda nekutendeuka, kuchengetedza simba, kusaisa tambo, uye kubvisa hupfu hwespray.
Bhizinesi redu kuCork Industries nderekugadzira nekuumba machira eAqueous, energy-curing Ultraviolet (UV), uye Electron Beam (EB) specialty coatings uye glues. Cork inobudirira nekukwanisa kwayo kugadzira zvigadzirwa zvitsva zvinobatsira zvinopa mukana wekukwikwidzana neprinta/coater muindasitiri yemifananidzo.
Nguva yekutumira: Kurume-21-2025
