Ngā Tinta Piriti Paraihe Wai Mātai Kaihautū mō te Tauparotanga Tūhonu

Ko te whanaketanga me te whakamahinga o ngā tinta printaraki pūkiki he matua pokapū ki te panui kōpaki hou, e tuku ana i tētahi rautaki māmā mō te whakaputa tere, roto ki te roto. Ko ēnei tinta i hangaia mō te whakamahi tahi ko ngā papa printa polimerariki maroke me tētahi siliā tāpihi pokapū, i te aronga poutōke rānei. Ko te hanga o ēnei tinta i hangaia tino tata kia tukuna ai te mahi pai rawa atu mō ngā wāhanga takotoranga motuhake. Mō ngā kiri poliolefini pērā i te BOPP me te PE, e hiahiatia ana ngā tikanga paraihe korona me ngā punaha harini motuhake kia taea ai te whakamarie me te here. I te tuarangi, ina panui ana ki ngā takotoranga porowhā pērā i te pepa me te kōpara kore-kī, e hiahiatia ana ngā tinta kia taea ai te urutanga tata, te tere haere hoki kia kaua ai te toronga ake me te pupuri i te maru o te panui. Ko tētahi waahanga matua o te ao hou kei roto i ngā tinta UV pūkiki iti-migration mō ngā kōpaki kai tuatahi, kei hea ko te whai mātua i ngā ture EU 10/2011 me ngā ture FDA e kore e taea te whakakore. Kua hangaia ēnei tinta mā te whiriwhiri i ētahi kaipūpahi motuhake me ngā rawa matua kia tiakina ai kia iti ake i ngā rohe tata o te Sensorial Impact Thresholds ngā mea e taea ana te migration. He tauira pūtaiao nui ko te kaihangarua kōpaki māmā mō ngā kai pārekareka i hiahiatia ai tētahi tinta e taea ai te tū i te prosihia kōpakitanga, tae atu ki te tāpahi hiko, me te tuku i tētahi mata kiri tino ataahua, engari anō pea te whakarāketanga katoa mō te takotoranga kai. Ko te rautaki he punaha tinta UV pūkiki āhuatanga e taea ana ngā whakamātau migration katoa, ā, he pai te manawaroa ki te pehi. Tētahi atu whakamahinga matua kei te takiwā tohu me te tapanga, kei reira me taea e ngā tinta ngā mahi i muri i te panui pērā i te lamination, te varnishing, me te die-cutting, tae atu hoki ki ngā tikanga whakamutunga e uru mai ana te wherenga, te pā ki te āhua, i te pā ki ngā mea kimikime. Kei konei te whiriwhiringa i waenganui i ngā punaha pātea, pāwera, me ngā punaha UV-curable e hāngai ana ki te mahi o te tapanga—hei tauira, tētahi tapanga tiaki kakahu kore-pātea i te wai i te tēnā, i tētahi tapanga pātata ki ngā mea kimikime i tētahi karu. Ko te āhua rere o te tinta he mea matua nui; me tino pumau ki te pātiki tinta, me tuku tika mai i te rōrā anilox ki te papa, me wehe tino mai i te papa ki te takotoranga kia kaua ai te misting, ānoa i ngā tere pehi e piki ake i te 300 mita i te meneti. Kua tāpirihia ngā taupānga pērā i ngā kaiwhakamarie, ngā wati, me ngā kaiwhakawhiti kia tino tātai ai i te mahi, kia ārai ai i ngā raruraru pērā i te whakapua kōpae mō ngā tinta pāwera, i te pouaka hoki i ngā rōrā e tu ana. Mō ngā tohu e rapu ana i ngā painga whakauru, kei te puta ake ngā momo tinta noho-taiao, e hāngai ana ki ngā kaupapa o te ōkometi taraweti mō ētahi tīwae kōpaki. Ko te ratonga hangarau e tautokona ana i ēnei tinta e whai ana i te whakahaere tae katoa, ngā tohutohu mō te whiriwhiringa anilox roll, me te āwhina ki te whakatau raruraru kia iti ai te wā kore mahi me te whakakīhoro. Ki te hiahia koe ki ngā mōhio āhuatanga mō tā mātou kohinga tinta pūkiki, tae atu ki ngā kōpae mōhio mātauranga hangarau, ngā kōpae mōhio haumaru, me ngā tohutohu mō te whai mātua i ngā ture mō ō koutou tāpoi whāinga, kaua e whakapaku ki te whakapiri mai ki a mātou mō tētahi kōrero āhuatanga.