He aha ngā papanga e tino tōwari ana ki te tinta whakaprint UV mō te whakaprint umanga?

Ngā Tikanga Tuatahi o te Kiriata UV me te Whakawhanawhana o te Kiriata

Me pēhea te Tikanga Kiriata UV e whai pānga ana ki te Whakauru me te Whakarewa

Ko ngā tinta whakaprinta UV e pakaru pakaru ana ki ngā taputapu rereke mai i te kawenga o ngā kīmika motuhake e mōhiotia ana ko ngā oligomer e hanga ai i ngā hononga kaha ina whakapaihia te tinta. Ko ēnei tinta e huinga ai ngā monomer acrylate māmā ki tētahi mea e mōhiotia ana ko ngā photoinitiators e āwhina i ēnei e whakapaku tere ai rātou i raro i te mārama UV. E pai ana ētahi atu kāpua ki ngā mata e tōia ana i a rātou anō, pērā i te kiriata he kaha te kaha o te mata e 50 ki te 60 dyne ia centimeter. Mō ngā taputapu e whakarewa ana i te kāpua, pērā i te polyethylene he 31 ki te 35 dyne ia centimeter, he rerekē ngā panoni e hiahiatia ana. Ina tākarotia ngā mata uaua pērā i ngā taputapu auta noa, he tōka rānei, he tino nui ngā kaihanga e tāpiri ai i ngā ira silane ki ā rātou tinta. Ko tēnei tinihanga e āwhina ana i ngā hua kia eke panuku i ngā whetuki engari i ngā wehenga tākarotanga, e whakapai ai i ērā mō te whakakī i ngā whakapakanga auta ina he tino nui te kaha.

Te Kawa o te Kaha Mata ki te Whakatau i te Angamua o te Hononga Tinta UV

Kia pai te whakapā ki waenganui i ngā āhua, me whai kaha ake te kaha o te mata o te taputapu e whakaatu ana i te inu ina whakaputua, ko te nuinga o te wā kei te 32 ki te 38 milinewton i te mita. Ko ngā taputapu e iti ana te kaha o te mata pērā i te polupurupeneke e ine noa ana i te 29 mN/m nō reira me ngā rawa motuhake pērā i te nohopuku, te totohu aitua, te ātā ahi rānei kia nui ake te kaha o te mata ki runga ake i te 38 mN/m. Kātahi ka āwhina i te inu kia pakaru tōtika ki te mata kaua ko te whakaputu i ngā pōro. I whakapāpaku te rangahau ka tūhono ki te āhua kāore i te raima, kāore he kaha whakakaha i te 2 Newtons i te mita pūrua. Engari i muri i te raima ahi, ko te āhua anō ka taea te kaha e 8.5 N/cm e tohu ana i te whai pikinga e toru ngā wā. Kua whakapumaua ngā hua nei i te nuinga o te wā he aha i mea ai te tika o te tukatanga i te mata hei nui rawa te angitu o ngā putanga.

Te aronga: Te hiahia ki ngā inu UV e tino whai pānga ana ki te papanga i te whakaputa ipurangi

Kātahi ka whānui ake ngā kauta hua, kei te whakaritea e ngā kaihanga e rua tīrira ngā tinta UV ki te tuanui o ō rātou rārangi i ēnei rā. Kei te mahi ēnei tinta i runga i rima ngā momo tāpoi, te iti, kāore he huihuinga motuhake i mua. Ko te mea hou, ko ngā UV-LED takitahi he pono nui - kei te pakaru ki ngā mata paraihe kua whakarewahia e 60 ki te 100 micrometers te āhua, ā, kei te mahi hoki ki ngā tapa kua whiria katoa i roto i tētahi anake wā pāpā. Kātahi ka iti ake te maha o ngā panonitanga tinta e 40% ina mōhio tonu ki ngā kōrero mai i te mara. Kei te tāone hoki tētahi mea i te nuinga o te wā, ko ngā oligomer amphiphilic. Ka taea e ēnei tahi te āwhina i tētahi anake momo tinta kia mahi i ngā āhuatanga mata tōpūtia. Nō reira ka taea e ngā whare wā manufacturing pāpā tere atu ki te PVC tāpoi tūturu he pāpaku e 33 millinewtons i te mita, ā, tere atu ki ngā mata kōhatu e 50 mN/m te pāpaku kaua ko ngā treaments. Ka pēra tēnei kia māmā ake te haere ki ngā taiao whare wā pāpā.

Mahi a UV Ink ki runga i ngā Tāpapaku Whakarewa: Kiriata, Maita, me ngā Au Mātāpuna

Ngā Tikanga Whakakaha ki runga i ngā Mātāpuna Uku-Whenua

Ko ngā tinta UV e whakakaha pū ana ki ērā atu mātāpuna uku-whenua pērā i te kiriata e 50 ki te 60 mN/m te nui, me ētahi atu maita e 45 ki te 55 mN/m. Ina tūhono ki te whaitua ultraviolet, ka pakaru tētahi rawa kei te ahunga molekīne ina ka tīmata ngā oligomer acrylate ki te whakaputa i ngā hononga kikī me ngā rōpū hydroxyl e noho pānuku ana ki ērā ngā ake. Ko te putanga? Ko ngā āhua whakakaha e kōrero ana. I whakamahia ngā tinta ki te kiriata kaha, kua whakakaha ngā tāngai huihuinga ki te here i ngā tāpapa e 4.2 Newtons per square centimeter. Ko te kaha o tēnei tino nui ake te take ki ngā wāhi hanga i te wā e whakamahia ana te whakapūmau.

Tā mā te Kiriata me ngā Au Mātāpuna: Kaha Whakapai me te Kaha Ki te Whakakaha Ki te Whakapai

Ko ngā inu UV hou ka taea e te 98% te tere o te whakapai ake ina whakamahia ki ngā mata kiriata me ngā punaha LED UV e whakahaere ana i te 395 nm. He aha tēnei e whakaatu ana i te otinga? Nupepa, heoi anō, ka taea e ngā taonga i hangaia te whiti mai i te rite ki te rautau whā tekau mā whā (ASTM D4060-14). Ko te whakapai tino nui ake i ēnei taonga ka taea te whakamahi i ngā mea pērā i ngā ipu e tōria ana ki ngā ipu hōhōtia tōraroa, i ngā rārangi kiriata hoki e whakamahia ana ki ngā whare. Ko tētahi atu anō he pai ake te whakamahi ake i ngā rārangi inu hou ki ngā mata horoi kaua ko te whakamahi i ngā kaiwhakauru tuatahi. Kātā te tango i tētahi waahanga atu i te huringa hanga, ā, ka iti ake hoki te utu whakangao i somewhere i te ruatekau mā whā ki te waru tekau mā whā pea i ngā tikanga kohatu tawhito ake e hiahiatia ana ngā paparorohiko maha me ngā waahanga huihuinga.

Ngā Taupānga Metāla me te Paraihe: Te Whaitua o ngā Whakaritenga Plasma me te Corona

Ko te rangahau hou i te tau 2023 mō te whakauru substrat e whakaatu ana ko te maimoatanga plasma i te hau e whakapakari ake i te UV inki e kuhu ana ki ngā mata o te paraihe mai i te 38%. Ko te kaha o te hononga e nekeneke ana mai i te 3.1 N ia cm tapawhā hui tahi ki te 4.3 N ia cm tapawhā hui tahi i muri i te maimoatanga. Mō ngā mata paraihe, ko te whakaputanga korona hoki e whai ana i te whakapai ake anō hoki ina whakamahia ana i te 12 ki te 15 watt meneti ia mita tapawhā. Kātahi ka rite te mata kia tīmata ai te inki i te wā e mau tonu ana i te rauwehe ki te pāpaku me te whakapungawhenua. He aha tēnei e whai tikanga ana mō ngā kaihanga? E āki ai ēnei maimoatanga matua ngā tikanga tāpere tārere ki runga i ngā mea pērā i ngā wāhanga waka me ngā taputapu whare. Kāore he hiahia kē ki ngā tikanga tāpiripiri tawhito i te nuinga o te rongoā ringaringa me te wā tautoko. Kei te neke haere te ahumoni ki ēnei whakaeke e āwhina ai i te utu e heke haere ana me te whakapai ake i te hangarau.

Tauira Koorero: Te Tapanga Tere o ngā Pene Tapanga Inu Reka Reka ki te UV Inki ki te Kiriata

Kua whakakaha te whare bottling oropa i ana whakaputanga ki te 24,000 ira ia haora i te whakauru atu ki ngā tinta kua whakatupato UV mō ngā kōpae hiriwa pōturi. Kua wehe kē te whakaputanga i te wehenga i te takotoranga, i te whakaiti i te tere o ngā hapa mai i te 2.1% ki te 0.4%. I muri i te 12 marama o te rokiroki makariri, kua noho tonu te taumahatanga o ngā tapanga tuhinga i runga i te 2.2, e whai ake nei i ngā kōwhiringa pātai i ngā tāpoi o te ahumāra.

Te Whakauru UV Ink ki te Whakamahinga me ngā Paparorohiko Pāpaku Me Heke Te Uara

Ngā Ukaipo ki te Tuhinga ki runga i te PVC, Vinyl, me ngā Reanga Reanga Polimer

Ko ētahi o ngā matū noa pērā i te PVC, te vinīra, me ērā anō hoki ngā pirimia kiri tātaku e noho ana i te 32 dyne/cm neke atu rānei i te nui o te kaha o te mata. Ko te raru ka hua mai he āhua uaua ina mahi ana ki te tinta UV e hiahiatia ana kia 35 ki te 45 dyne/cm kia whakaputua tika ai ki ngā mata. Mead he aha? Ko te tinta ka rōpuna kau instead of spreading out evenly, ā, ka kitea e mātou he iti ake i te 30% ki te 40% te nui o te wehenga e hiahiatia ana. I ngā wā pōpō nei kua rerekētia te tākotoranga nā ngā whakapai ake i te hanganga o te oligomer. Kua heke rawa te kaha whakakaha o te tinta ki te 28 dyne/cm ēnei huinga hou. E āwhina ana i te kaha ki te eke atu ki te whakauru tino pai (kei te 95%) tae atu ki ngā kiri LDPE kāore anō nei i te whakarite. Ko te kupu here i konei ko te whakarereke i te hanganga acrylate kia pai ake ai ngā hua kāore hoki te hiahiatia o ngā rāwekenga mata motuhake.

Mahi o te Papanga Kaha ki te Pakanga: Whakaputanga me te Kōpiko

Kei te mau tonu te whakapā atu o ngā inki UV māmā o nāianei i te 95% i muri i ngā 500+ takotoranga kōpū ki ngā kahu waka, e iti ake ana i te 3:1 i ngā inki toto. Kua eke tēnei kaha ki te whakaputanga anō i ngā tikanga e whai ake nei:

• Ngātata harakeke whakapae e āki ai te 15–20% whakarahi
• Nga kaiwhakahohe nano-rahi e āki ai te whakaputanga tino ki te 150% whakarahi
• te whakamahinga a-whe wā 18-marama kāore he pakaru, kāore rānei he wehenga

Nga inki UV Tikanga mō Tritanâ¢, Ngā Kiriata, me ngā Kiriata

Ko ngā takotoranga motuhake e whai ana i ngā kātata uaua i ngā wā kua pahure:

Tuhinga o te Tau: Ngā Kiriata Whakauru Kaitiaki Kaitiaki me ngā Inka UV-Kaha

I te tau 18 i roto i te tau 18, i te tau $74,000 tāra i te tau i ngā utu whakauru anō. I whakawātea hoki te rōpere inka mai i te 85°F ki te -20°F, a kei te whiwhi i te 4.3/5 i te tākarotanga ASTM D3363.

Ngā Tikanga Whakaritenga Rawa hei Whakapai ake i te Whakauru UV Ink

Corona, Plasma, me te Whakaritenga Ahi: Ngā Tikanga me te Whai Hua

He nui te painga o te tika i te mata o te kaha e hiahiatia ana kia pai ai te kaha o te tika i te UV. Ko te tikanga o te maimoatanga corona e taea ai te whakapakari i ngā rahi o te mata o te polyethylene mai i te 31 ki te 52 dyne per centimeter e ai ki ngā tātai ASTM, arā kaore he hiahiatia e ngā kaihanga ngā paparanga mātua. Mō ngā whakamahinga motukai, ko ngā paparanga plasma e eke atu ana ki te 72 dyne/cm tru ngā tikanga ion bombardment. Kei te wāhi e kaha ana te maimoatanga ahi, engari he tino kaha hoki te whakapai ake i ngā tapanga polypropylene, e pātata ana te 1,500 kia mātua te rahi o te pōpō, e hiahiatia ana kia 0.5 hēkona te roa. I ngā whakamātau a te tāone i whakatuwherahia ki te SPE Antec tau ki muri i whakaatu mai i ēnei maimoatanga e whakapai ake i te āhua o te wai e 40% ki te 60% tērā i āhua ai i ngā tapanga kāore i te maimoatanga.

Te Inenga i ngā Rerekētanga o te Kaha o te Mata i muri i te Maimoatanga mō ngā Putanga Pai

Ko te whai whakamatau dyne kei te whakaaetia tonu hei tānara hōu i runga i te nuinga o ngā umanga, ahakoa kei te whakaaetia ngā tohu tātata. Mō ngā pāpaku whakapūmau he tino pai ngā hua e kitea ana i te 38 ki te 42 dyne i ia centimetre, i te wā e hiahiatia ai ngā here tangohia e 46-52 dyne/cm te nuinga o te wā. Kua whakarereke i ngā mea katoa ngā taputapu whakauru angle takotoranga hou. Ka tuku i ngā panonitanga matarohia tāpiritia he 2 dyne/cm ka mutu tata ki te 15 hēkona te roa, ā, he tino āwhina ki te whakaiti i ngā rerekētanga ina whakamatautia ana i ngā mōrahi nui. I ētahi rangahau hou ka tūhono ngā mata e 45 dyne/cm ki ngā whaitua UV, e whakaatu ana i te tata ki te 0.93 te whana whakapā ki ēnei take e ai ki ngā rangahau i tāpiritia te tau ki muri ki te Pukapuka Tāparenga Tiamoni.

Te Whakaiti i te Whakaritenga Nui: Te Whakatōpūtanga i ngā Dyne Level me te Kounga Tā

Ka tōtika i te 60 dyne/cm ki runga i ngā kiriata PET ka tāwhai i ngā aronga whakapāke i raro i te 5% whakarahenga (Intergraf 2022). Ko te tōtika tūmatanui me ngā ture tātari:

• 3–5 kW kaha plasma mō tepe BOPP
• 15 mm te rahi ake o te pōpara kaiwhakarewa mō ngā NGĀKU HDPE
• 50 W/m² te rōhe mō te tēpu PVC
  Kaua e whakarewa ngā tapa i te wā tonu (-40°C ki te 85°C) i te wā e whai kiko ana i te 4H kōpū rāwekenga e ISO 15184.

Nga Whakaritenga Tuhinga UV Mōrō Motuhake me te Whakapai ake i te Whakarewa

Whakaritenga Matukutuku hei Whakapai ake i te Whakakaha ki runga i ngā Paparorohiko Uaua

Ina mahi ki ngā matū kaha pērā i te polypropylene me te polyethylene, kia tino whakarerekētia ngā inki UV mai i te tirohanga kimikimi. Ko te tāpiri i ngā kaihāpai here i te 8% nui rawa ka āwhina i ēnei inki kia pakaru pai ake ki ngā mata e wehi ana i a rātou. I te wā anō, ētahi momo oligomer ka tuku i te inki he āhua whakarewa ake i te kore e whakakaha i tana kaha ki te eke panuku i ngā kaipāweke. I whakaatu hoki ngā rangahau o te tau ki muri i tētahi mea hāngai. Ina tāpirihia e ngā kaihanga i waenganui i te 12 ki te 15% acrylated monomers ki ō rātou whakatakotoranga, ka tāpeke noa i te 40% te iti ake i te pāpaku. Ka whakarereke tēnei i te nuinga o te wā ina tapa ki ngā mea pērā i ngā wāhanga waka, rānei ki te taputapu kai, kei te paku noa te mōhio ki te wehe.

Whakatutukitanga Mahi ki ngā Composite, Laminates, me ngā Matū Pāpaku

Ina tata ki ngā pepa rākau me ngā taputapu huinga, kei te tāwhai i te 98% ngā kaipōpōrite UV-LED i te rohe 385 ki te 405 nanometer. Kāore ngā rātā mātātā hou e taea te tū, e whiwhi ana i te 75% anake te māia. Ko te nuinga o te painga ko ēnei rātā LED e iti ake ana te whakaputanga hau, nō reira kāore i te whara i ngā taputapu māmā i te wā o te mahi. Anō hoki, ngā kaihanga e ripo ana i te tere o te whakaputa e pakaru pū ana i te 30% ina hanga pūpahi papa takotoranga. He wā tuarangi kē te pātai ki te papa kaha te nui o te āhua. Ko te āhua poro o te MDF e kōwhai ana i te tio, engari kua whanake ngā kaihanga mātātā ngā whetonga takitahi. Ko ēnei e whakakotahi ana i te whakahohe UV me te arai i ngā riri pakanga hurihia e te wai, e wātea ai te arai i ngā kōwhai tio kāore i te tuku i te tika tūturu i runga i te mata.

Tatauranga Kua Huihui: Ngā Tio UV-LED Rerererenga mō te Tā i runga i te Papa Kātene me te Rākau

Kotahi te kamupene taputapu i whai wā i te whakaiti i te hokohoko pūngao whakapai kaha tonu atu i te haurua ina huri kia whakamahi ai i ngā inki UV-LED takitahi mō ō rātou hua kāpata pāpaku. Kei te iti noa ngā kaipūmahara (neke atu i te 3% neke rānei) o ngā inki hou nei, arā anō hoki kāore he whakapāhunu i ngā wā o te whakaputa, ā, āhua tere tonu anō hoki te maru ki raro i te rua tinihau. I ngā wā tapirihia anō hoki ki ngā mata pounamu, i eke tēnei huinga inki ki te 4H te whakamātau pāpaku, e toa ake ana i ngā inki UV tūmatanui i te 60%. Ko te ahunga o tēnei rite tūhono i whakaatu i te pai o ngā taputapu nei ki te whakamahi i ngā mata rerekē, ā, ki te whakapai ake i te kounga, i te whai wā mōrearea anō hoki.

Wāhanga FAQ

He aha te nuinga o te kaha mata ki te whakakaha i te inki UV?

Kei te matua nui te kaha mata ki te whakakaha i te inki UV nā te mea ka pai ake te whakapae me te kaha ki ngā taputapu e whai kaha mata ake ana i te inki. Me whakaritea ngā taputapu kāore he kaha mata kia pai ai te whakapai inki.

Me pēhea te mahi a ngā inki UV ki ngā mata kaha whakarewa?

Kei te whakauru a UV inks, ā, ko ngā huinga hou, te whakauru tino teitei ki ngā papanga whitiwhiti i raro i te kaha, e whakarato ana i te mahi pai ake i ngā inks kaiwhakangao. Ko te āhua heke ki te whānuitanga me ngā tikanga taiao.

He aha ngā painga o te whakamahi i ngā punaha UV-LED?

Ko ngā punaha UV-LED e whakapau tere ake ai i te tere me te iti ake te wera e whakaputangia ai, e tino tika ana mō ngā taputapu taumaha. Ka whakapai ake i te mahi, ka heke i te utu hiko, ka whakapai ake i ngā tere whakaputanga.