He aha te tinta flexo e tika ana mō te whakaprint i te tere mo te pakihi parakiru?

Te Kaha o te Tinta Flexo me te Rerenga: Whakapai i te Rerenga mō te Tuku Tere

Ngā Rohe Kaha mō ngā Tinta Flexo Papai Kauwhata, UV, me te Papai Wai

He mea matua nui te whiwhi i te uauatanga tika mō ngā inki flexo ina whakahaere i ngā pani i runga i te 400 mita ia meneti. Kei te pai te nuinga o ngā inki pātai pātai ki te wāhi e 50 ki te 150 centipoise, e kitea ana ko te wāhi papaku kei reira ka rere tika, engari kei te pupuri tonu i ngā kaitihi kia kaua e noho. Kei te hiahiatia e ngā inki UV te kaha ake te kaha, ko te nuinga o te wā he 80 ki te 200 cP, kia kaua ai i te tīmata ki te whakatika i ngā rōpere pani. Ko ngā kōwhiringa inu wai kei te pai ake i ngā uauatanga iti ake, he 20 ki te 80 cP pea, e whakaae ana i a ratou kia whakauru ki ngā kiriata hōu tere, mai i te mea kāore i te tino whakauru ngā taputapu. I whakaputangia e MDPI i te 2020 i whakaputangia ai ko te haere ki waho i ēnei rōpū whakatau kua eke ai ngā raru ki te whanake o te pātai e pakaru ana i te 15% ki te 25%, e hinga ai te āhua mārama o ngā whakaprinta mutunga.

Te Whakapātata i te Whakapātata me Tana Kōwhiringa ki te Whakawhitinga o te Kiriata Inki ki ngā Tere Nui

Ko te whakaiti i te kaha o te taraweti i te wā e āhua pakaru ai te taraweti, ina tāwhaihia e kaha. Mā tēnei āhua e āwhina ai i ngā tinta whakarewa e nekeneke tere ana i ngā taputapu whakapāpaku ina pakaru ana kaua ko te āhua kia tāonea te papanga. Ka taea e tēnei te rerekētanga, hei tauira, ko ngā tinta UV flexo e iti ake te rahi i te 40 ki te 60 ōrau ina pakaru i ngā kaha taraweti e 5,000 te tau o ngā hēkona. Mā tēnei ka taea e ngā kaitā ina hiahiatia ngā raina tāone me te iti ake i te 18 ōrau o te taraweti i te mutunga i ngā tinta noa. E ai ki ētahi whakamātau hou i tētahi tau ki muri i ScienceDirect, ko ngā kaitā e whakapai tika ana i ngā āhua taraweti o rātou tinta ka pakaru taraweti pea i te 18 ōrau i ngā tinta noa.

Te Whakatōwhera I te Rere o te Tinta, Te Whakatau, me te Whakahaere Pakanga Dot i ngā Kapa Tere

Kia pai te mahi a te mātāpuna whakamua hui tere, me ngā waahanga katoa e mahi tahi ana hei tautoko i te mātāpuna anō hoki, te punaha inu, te tika o ngā tohu anilox pōro, me ngā papa kounga teitei. Ka kitea e ngā kaiwhakaputa kia 250 ki te 400 ngā raina i te inh ōrite ana me ngā tapa toto kauta, he iti ake i te 30% ngā raruraru e pā ana ki te inu. Kei te noho pūmahara te rahi o te inu, e 0.1 mikirōmita te rahi i te nuinga o te wā. I āwhina hoki ngā tāwhai i ngā wāhi mātāpuna i āwhina ai i te inu māmā e 12 ki te 15 mikirōmita te rahi, he iti ake i te 8% te whakahaere i ngā pāpaku, ākene pea ka rere i te 450 mita i te meneti. He nui ake te whaihua i ngā whirwheke kāore i te whakaritea, ā, ka eke te pāpaku ki te 22%. Ko te whakauru i ngā āhuatanga o te inu ki te mahi a te mātāpuna he rerekētanga nui. Ko te nuinga o ngā kaihanga e kii ana ko te tahi o ngā tae e noho ana i raro i te 2% te rerekētanga i te roa o te whakaputa i ngā tere tino pai.

Ngā Tikanga Whakamātutu me te Whakapai Reka i ngā Inka Flexo mō te Mahi Whakahaere Tere

Me pēhea te Tāuta Inka E Pā Hoko ai ki te Tere Whakamātutu me te Whakauru Peke

Kei te nui te pānga o te tāuta o te inka ki te tere e whakamātutu ai, me te pai ake rānei o te peke whakaprint. Ko tēnei e whai ana i te momo harakeke e whakamahia ana, i te tere e whakaputua ai ngā kaiwhakangā, me te taurite o ngā kaihāngai rerekē. Kua whakaatu mai ngā whakapai hou ka whakamahi ake ngā pūnaha kaiwhakangā o nāianei i ngā harakeke iti ake te kaha e wehe ai i ā rātou kaiwhakangā e 22% tere ake i ngā tāuta tawhito kia mōhio ai ki te Pūrongo Tāpoi 2023. Kua whakapai ake hoki ngā inka mā runga wai, e eke ana ki te whakamātutu tere ake i te 35% nā te kaha o ngā polymer pūmahara e mau ana i te pH. Ko ēnei whakapai kia māmā ake ai te kaha o te inka e rere ana ina haere ana i ngā tere e 400 mita ia meneti. Ka taea e ngā toihau whakaprint te whakahaere i ngā mahi e 8 haora tonu ana me te iti noa te wā kua tāroa i te nuinga o te wā nā te iti noa ake o ngā wāhanga kua whakamātutu tangohia e iti ake i te haurua ōrau.

UV, EB, me LED Curing: Whakawhitinga Tūmatanui mō ngā Tere Neke Ake i te 500m/min

Ko ngā whakapai hou ka tūhono ki te UV, aratau mōhiotia (EB), me te whakapai aha LED kua huri i te ara i ngā tinta kia pūmahara haere mai i te tīmata i ngā rāwekenga ā-huru e whakaputangia ai te māta. Mā te mātātoko UV, ko ngā tinta e wātea ana hei whakapai i ngā hononga kaha i roto i te hawhe hua tāone rānei i muri i te māta i ngā rereparapara i waenganui i te 200 ki te 450 nanometers. Mā tēnei e āki ai ngā kaiwhakaputa ki te whakaputa i ngā taputapu ki ngā tere whakahirahira o te 750 mita ia meneti kia kaua e rerekētia, e whakapokepoke rānei i te taputapu kei raro. Ki te kōrero hoki mō te whai rawa, ko ngā punaha LED e kai ana i te 60% iti ake i te hiko i ngā rā kua pahure ake nei i ngā rākau mātātoko mātātoko rānei i te tau 2024 mai i RadTech. Me te kai pai ake anō hoki me te hangarau EB hoki i te kore e hiahiatia ana ngā kaiwhakauru aha, e pai ana mō te whakakī ki ngā kai e whai tikanga haumaru ana.

Kāinga Kiriata o ngā Inki Pāpaku: Te Whakatōwhera Tere me te Whakaputanga VOC

Kei te nui te whai hua o te tika i te kāinga kiriata ina haere ana i ngā whakaprinta pāpaku ki te tere tino nui, engari koa kia noho tonu ki roto i ngā tikanga taiao uaua. Kei te maha o ngā whakaprinta hōu kua tapahi hui ngā punaha whakamātao pono e whakamahi ana i ngā kaiwhakarewa kiriata hoki rānei, te RTO māmā noa. Kātahi ka taea e ngā punaha nei te hoki i te 85% o te wera mai i ngā kiriata whakaputanga. Ko te nui o tēnei aronga ko te whakangaro i te 99.9% o ngā VOC, ā, he iti ake hoki te utu hiko i somewhere $18 ki te $22 ia haora e ētahi ripoata tāone i te tau ki muri. Me te koa ake? Kei te pai tonu te mahi ina ua ngā mīhini ki te tere nui ake i te 600 mita ia meneti, e whakatōtō ana i ngā whakaputanga EU katoa kaore he whinenga.

Te Whakapiri Pai ake ki ngā Kiriata Hōu: Kaha o te Rangi me te Whakaaetanga Matū

He aha nei ka pakaru te tūhono o ngā inka Flexo ki ngā papanga pāpaku kāore he paku poro

Kei te pakaru tonu ngā inka Flexo ki ērā o ngā pāpaku hauhake hauhake e iti ana te kaha e pā ana ki te hauhake o te mōhinu e 35-38 mN/m te kaha e pā ana ki te mōhinu anō hoki e 29-31 mN/m te kaha nā ngā kaupapa huinga huinga e āhua whakarite ana. Ina tirohia te āhua o ngā kaupapa nei ki te pepa, ki te kartapu, me ētahi atu hauhake, me ngā tūhono huinga e hiahiatia ana kaua ko ngā tūhono takitahi anake. Ko te take i āhua pai ai ngā kaupapa inka hou ko ngā tūhono takitahi polyurethanes e tūhonohono ana ki ngā molekīni hauhake anō. Kua whakapai hoki ētahi kaihanga i ngā kaupapa acrylate. Ka taea e ēnei te whakaiti i te kōaro takotoranga kia kaha ake ai te inka e pakaru ana ki te papanga kaua ko te mātai corona. Kua whakapumautia e ngā rangahau mō te tūhononga o te mātātā flexo tēnei kaupapa e pai ana tana mahi i ngā wā katoa.

Te Kaha o te Tension Surface, te Whakatreatment Corona, me te Kōwhiringa Resin i te Tūhono

Ina tīmata a polypropylene i te whakaritenga corona, ka piki ake tana kaha mata ki te 45-50 mN/m karangatia mai i te waihanga hydroxyl me te rōpū carbonyl ki te mata. Ko tēnei ka nui ake te wāhi e tū ai ngā taputapu ki tētahi atu. Mō te whakaprinti whakawhitinga wai, ka whakamahia e ngā kaihanga i ngā copolymer acrylic e 80 ki te 120 mg KOH ia grama ana ngā tau o te huinga. Ko ēnei ka waihanga i ngā hononga kaha ake tru ngā uru atu ki te waihanga. Ko ngā punaha pātai waihanga he ara tino rerekē. Ko te nuinga o te waihanga polyester me te polyurethane e 20-35% o te taraweti e waihanga ana i ngā rōpū hydroxyl. Ina tāpirihia ki te hardeners isocyanate i te wā o te whakapai, ko ngā raihana e waihanga ana i ngā kiri tino kaha e toa ana i runga i ngā mata kua whakaprintia.

Mahi Whakahaere i runga i ngā Kiriata Rite Ririhau me ngā Kiriata Papai

Ko ngā inki Flexo e pakaru ana ki ngā taputapu pērā i te PET/PE me ngā BOPP/CPP e whai ana i te whakauru tūtohu ki te 4B e whai ana i ngā tāura whakauru ASTM D3354 ina whakamahia ana ngā tikanga takitahi. Ko ngā tauira UV flexo he whakapāhunu hoki, e mau ana i te 98% o te pātai tātou i muri i te eke atu i ngā rā e toru ki ngā tikanga e 60 kaihote te hihiri me te pāpaku e 95%. Ka taea tēnei e kātata ana i ngā hononga ipu ki ngā kiriata whakaputanga. Mā te whakamahi i ngā inki nitrocellulose e whai ana i te wai, ka whakamahia tino pai ki ngā pōkete retort. Ka taea e kē atu i te 500 nekeneke te whakamātau kāore he rahuitanga, he mea nui tēnei. Ka taea tēnei e kātata ana i te whai āwhai tika o ngā resin, e 1.2 ki te 1.8 GPa te tau āwhai ā-hau.

Te Whakatōpū i ngā Pūnaha Inki ki ngā Tikanga Whakapaku Whakapaku Kaiwhakapaku

Te Whakatuwhera i te Whakawhitinga Inki ki te Whakauru Anilox Roll me te Whakautu Paparorohiko

Ko te whiwhi i ngā hua pai mai i te māmea tere tere ka hiahiatia he tōkiri tika o te tinta hei tōkiri i te ara e mahi ai te māmea. I whakaatu mai te rangahau o nehe rā i ētahi mea hou mō ngā tinta UV flexo. I te wā e noho ana ēnei tinta ki te rohe o te 90 ki te 120 centipoise, ko te pai ake o ngā rōpua anilox kei waenganui i te 600 ki te 1,200 ngāra kia ō ki te āta whakaatu mai i te tau ki muri. He aha te kaihāpai i tēnei tāpiritanga? Ko te ara e māmā ai ēnei tinta i raro i te kaha o te whakapāpaku ka taea ai e rātou te rere pana i te wā e hui haere ana ngā paparorohiko māmea. I te wā anō, ka pupuri ake i ngā tapa horo, ngā tohu tohu he tino whakamahia ana ina tapa kia ngā whakaahua taahirua, ngā tuhinga rānei.

Te whakaiti i te Roa Whakamātua me te Misting Tinta ki ngā Tere Kei Te Pōkihi 600m/min

Ina huihui ki te 600 mita ia meneti, me whakaputua te kaiwhakaputua i te tere ake i te 0.8 karamu ia mita tapawhā ia hēkona kia kaua ai ngā raru. I te tau ki muri, i te huihuinga o ngā punaha hou i te raru o te mātā o te ngota i te 42%, e kii ana a Packaging Frontiers. Kei te pai ake ēnei punaha i te mea ka hanga i te kaha ake o te here ki waenganui i ngā pātītī, nō reira kāore te ngota i wehea i ngā kaha hurihuri tino kaha i te wā o te huihui. Ko ngā huinga hibiri hou ka taea te whakakotahi i ngā āhuatanga maroke tere me te tōtika o te rere. Ko tēnei te tikanga ka taea e ngā kaihuihui te pupuri i te kounga o te huihuinga ahakoa te whakakaha i ngā mīhini ki ā rātou tāpiripiri i ēnei tere tino teitei kia kaua e whakaroa i te tōtika i runga i ngā huihuinga roa.

Tatauranga Koorero: Te Huihui Tuhinga Inu Inu me ngā Ngota UV/Solvent Hibiri ki te 600 m/min

Ko tētahi o ngā kamupene inu makariri nui kua eke ki te 98.6% whakauru māmā ina hurihia ki ēnei tinta UV me ngā tinta paraihe rerekē e 610 mita ia meneti. Ko te huarahi hou hoki i te whakaiti i te hiko i te umu umu umu i te 37%, he mea nui kia miharo kia mātua whakaiti tonu i te rerekētanga o te tae i raro i te 0.3% i ngā wā roa e 18 haora ana. E whakaatu ana tēnei ka panonitia e ngā kaihanga te wā ki te whirihora i ā rātou tinta ki ngā whaitua o te pana, ka taea e rātou te rere ki ngā tere papaku kia kaua e whakapārurea te tae e nekeneke ana i te tere, i te raru rānei ki ngā taputapu rerekē. Ko te take mutunga? Ko te whakauru i te rorohiko he rerekētanga katoa i waenganui i te noho noa me te tino angitu ki te whakaputa.

Te Whakamana i ngā Tinta Flexo: Te Whakawhitinga me te Auaha ki te Whakapakanga Tere

Ngā tinta flexo e pā ana ki te wai me te marino marino mō ngā kiriata paraihe

Kua whakapai ake i ngā raihana hāngai ki ngā mātai raihana me ngā tikanga horo, ka taea e ngā inu tā-rua kua whakapai ake te kaha ki te kaha ki te horo i te wā i roto i ngā inu tāpene. Ko ētahi huinga hou ka mahi pai hoki - ka horo i ngā kiriata polietilēni i roto i te iti ake i te 0.3 hēkona, me te whakaputanga i te haurua pea i te nuinga o ngā kikorangi kino ki te hau mō ngā putanga tawhito, e kōrero ana i tētahi pūrongo o te umanga o te tau 2024, ko Sustainable Printing Solutions. Ko te hiahia ki ngā hua hōu ka pakari hoki. I te tau ki muri anake, i whānui ake te maakete o Ūropi mō ēnei momo inu i te 11% i te tau, e kōrero ana i ngā tau Market Data Forecast 2024.

Ngā punaha whakarewa huinga: Te whakakotahi i UV, EB, me LED kia rerehua me te kaitiakitanga o te taiao

Kei te māmā atu ngā kaihanga i ēnei rā ki ngā pūnaha whakapai ake i te UV, EB, me te hangarau LED hui tahi nā te mea ka whai hua ake i te utu mō te hiko me te āwhina i ngā here e whakarewa ana. Tirohia ngā tautuhinga UV-LED e whakahaere ana i te tata ki te 450 mita ia meneti - ka tāpahia tēnei i te whakamahi hiko tata ki te 40% tērā i mua i ngā rātā mātātā mātātā. Ā, ka tūhono te whakapai a EB ka tāpahi i aua kaipūmahara, e pai ana mō ngā taputapu kai e kore e taea ngā kikorangi. Ko te mea pai rawa? Ko ēnei pūnaha kotahi e mahi tere ana ki ngā momo tārua katoa tae atu ki ngā kiri BOPP me ngā pāpaku PET kaua e whakaroa i ngā tere whakaputa.

Ngā tinta mārama me te whai wa rorohiko hui tahi ki ngā rārangi whakamua

Kei te whai pānga ngā inki mārama ki te ao whakapāpaku i ēnei rā. Kei te kōrero mātou i ngā mea pērā i ngā inki haumaru e huringa tae ana, me ngā whārite motuhake e mahi tahi ana ki ngā waehanga QR. Kei te tūhono inaianei ēnei ki ngā pere tāone e whakahaerehia ana e te kapua kia āwhina i ngā kaiwhakapāpaku kia whirihau i ngā tautuhinga i te wā kotahi i roto i ngā kaupapa tere. Kua whakaatu etahi kaupapa whakamātau he iti ake i te 15% te inki kua whakaputua ina whakamahia ngā pūnaha AI e mōhio ana ki te manawa ina ka piri ngā papa whakapāpaku i muri mai. Kei te tino āwhina te whakakotahi i te hangarau matihiko me ngā tikanga whakapāpaku tawhito i ngā kaiwhakapāpaku flexo ina hiahia ana rātou ki te taraiwa i ngā kōpaki e hiahiatia ana ngā raraunui rerekē te mōhio e iti noa ana te wehe. Kei te tino pai tonu te haere o te nuinga o ngā tautuhinga, e eke ana ki ngā tere e eke ana ki te 800 mita i te meneti ahakoa katoa ngā āhua mārama kei te kapihia.

Ngā Pātai e Patai Pūnoa Ana

He aha ngā rōrautanga manawa e tūtohu ana mō ngā momo inki flexo rerekē?

Ko ngā tauwhāinga kauta mō ngā inka hōhonu e rerekē ana i te momo: Me kei waenganui i te 50 ki te 150 centipoise ngā inka pātai, kei waenganui i te 80 ki te 200 centipoise ngā inka UV curable, ā, kei waenganui i te 20 ki te 80 centipoise ngā inka mā te wai.

He aha te take i pono ai te whanake o te kāpura mō ngā inka hōhonu?

He tino whakamāmā te whanake o te kāpura nā te mea e āwhina ana i ngā inka kia rere tere tere i ngā taputapu hōhonu tere, kia kaua e ngaro te āhua, ka tūtohu ai i ngā taarua horo, ā, ka iti ake te rerekētanga.

Me pēhea e ngā rairopi inka e pāngia ai te tere whakamātanga?

Ko te tere whakamātanga o te inka e āwhina ana i tana rairopi, ina heke ki te momo resins, ngā pātai, me ngā tāpiritanga kua whakamahia, ka taea hoki e tēnei te nui ake i te mahi ake o te pess, ā, ka taea hoki e tēnei te whakamātanga tere ake.

He aha ngā painga o te whakamahi i ngā rairopi whakakaha huinga ki te hōhonu?

Ko ngā pūnaha whakapai kai te whakakotahi i ngā hangarau UV, EB, me LED e whakapai ake i te mahi, e heke i te whakamahi pūngao, me te whai i ngā tikanga taiao, nō reira he nui te painga ki ngā whakauru taarua kaha-te-reo.