{"id":5744,"date":"2022-11-22T14:20:50","date_gmt":"2022-11-22T14:20:50","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5744"},"modified":"2026-08-25T08:50:56","modified_gmt":"2026-08-25T08:50:56","slug":"uv-ink-and-eb-resin","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/uv-ink-and-eb-resin\/","title":{"rendered":"UV Ink vs EB Ink Resins: Cure Chemistry & Selection"},"content":{"rendered":"

Gyors v\u00e1lasz:<\/strong> UV and electron-beam inks can use related acrylate chemistry, but they do not initiate cure in the same way. UV systems require a light-source and photoinitiator match; EB systems use electron energy and normally do not need a photoinitiator.<\/p>\n

A tinta az egyik legfontosabb fogy\u00f3eszk\u00f6z a nyomdaiparban, \u00e9s az eredeti p\u00e9ld\u00e1nyok reprodukci\u00f3j\u00e1nak egyik f\u0151 t\u00e9nyez\u0151je. A tintagy\u00e1rt\u00f3k folyamatosan jav\u00edtj\u00e1k a tint\u00e1k nyomtathat\u00f3s\u00e1g\u00e1t is. A k\u00f6t\u0151anyagok a tint\u00e1k foly\u00e9kony \u00f6sszetev\u0151i. A modern ipar folyamatos fejl\u0151d\u00e9s\u00e9vel folyamatosan \u00faj t\u00edpus\u00fa fest\u00e9kk\u00f6t\u0151anyagokat haszn\u00e1lnak. Az eredeti, n\u00f6v\u00e9nyi olajokat \u00e9s term\u00e9szetes gyant\u00e1kat f\u0151 \u00f6sszetev\u0151k\u00e9nt tartalmaz\u00f3 k\u00f6t\u0151anyagokt\u00f3l kezdve eg\u00e9szen a mai, szintetikus gyant\u00e1kat f\u0151 \u00f6sszetev\u0151k\u00e9nt alkalmaz\u00f3 k\u00f6t\u0151anyagokig. A tintaipar ugr\u00e1sszer\u0171en fejl\u0151d\u00f6tt. A rendelkez\u00e9sre \u00e1ll\u00f3 szintetikus gyant\u00e1k k\u00f6z\u00fcl az akrilgyant\u00e1k a legelterjedtebbek, \u00e9s olyan term\u00e9kekben tal\u00e1lhat\u00f3k meg, mint az ultraibolya-kem\u00e9nyed\u0151 (uv) tint\u00e1k, az elektronsug\u00e1rral kem\u00e9nyed\u0151 (eb) tint\u00e1k \u00e9s a v\u00edzalap\u00fa tint\u00e1k. Az akrilgyant\u00e1k szerepe \u00e9s reakci\u00f3mechanizmusa a fenti tint\u00e1kban elt\u00e9r\u0151, \u00e9s a k\u00f6vetkez\u0151 p\u00e9ld\u00e1kat hozzuk fel. I. Az akrilgyanta alkalmaz\u00e1sa az uv- \u00e9s az eb-fest\u00e9kben Az uv-fest\u00e9k olyan fest\u00e9k, amely bizonyos ultraibolya f\u00e9nysug\u00e1rz\u00e1s hat\u00e1s\u00e1ra foly\u00e9konyb\u00f3l szil\u00e1rdd\u00e1 alakul. az uv-fest\u00e9k sz\u00e9les k\u00f6r\u0171 nyomtat\u00e1si alkalmass\u00e1ggal rendelkezik, \u00e9s ofszet-, flexo- vagy szitanyom\u00e1ssal nyomtathat\u00f3. A legt\u00f6bb hordoz\u00f3n j\u00f3 nyomtat\u00e1si teljes\u00edtm\u00e9nyt ny\u00fajt, a fest\u00e9k gyorsan sz\u00e1rad, kevesebb szerves ill\u00e9kony vegy\u00fcletet (voc) tartalmaz, \u00e9s kev\u00e9sb\u00e9 terheli a k\u00f6rnyezetet. A nyomtatott term\u00e9kek kis m\u00e9ret\u0171ek, er\u0151s tapad\u00e1s\u00e1ll\u00f3s\u00e1ggal, j\u00f3 kop\u00e1s\u00e1ll\u00f3s\u00e1ggal, magas f\u00e9nyess\u00e9ggel \u00e9s egy\u00e9b el\u0151ny\u00f6kkel rendelkeznek. Az elm\u00falt \u00e9vekben az uv fest\u00e9k az ofszetnyomtat\u00e1sban, a szitanyom\u00e1sban, a flexogr\u00e1fiai nyomtat\u00e1sban sz\u00e9les k\u00f6rben haszn\u00e1latos, piaci r\u00e9szesed\u00e9se magas \u00e9ves n\u00f6veked\u00e9si \u00fctemmel rendelkezik, n\u00f6veked\u00e9si \u00fcteme messze meghaladja a m\u00e1s t\u00edpus\u00fa nyomdafest\u00e9kek\u00e9t. uv fest\u00e9k reakci\u00f3mechanizmusa szabad gy\u00f6k\u00f6s polimeriz\u00e1ci\u00f3 vagy kationos polimeriz\u00e1ci\u00f3. uv fest\u00e9k \u00f6sszet\u00e9tele fontos. A gyanta prepolimer szerkezete a k\u00e9pletben \u00e9s a funkci\u00f3s csoportok aktivit\u00e1sa hat\u00e1rozza meg a teljes t\u00e9rh\u00e1l\u00f3s\u00edt\u00f3 polimeriz\u00e1ci\u00f3s reakci\u00f3 sebess\u00e9g\u00e9t.<\/p>\n

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Jelenleg az uv-tinta gy\u00e1rt\u00e1s\u00e1hoz haszn\u00e1lt gyanta t\u00f6bbnyire akrilgyanta. Az akrilgyant\u00e1k tel\u00edtetlen kett\u0151s k\u00f6t\u00e9ssel \"c = c\" rendelkeznek. Ez a tel\u00edtetlens\u00e9g aktiv\u00e1lja az UV-sug\u00e1rz\u00e1s alatt a tinta inici\u00e1tor akrilgyant\u00e1j\u00e1t, amely elind\u00edtja a l\u00e1ncot. Reakci\u00f3 polimeriz\u00e1ci\u00f3 szil\u00e1rd gyant\u00e1k, sz\u00e9les k\u00f6rben haszn\u00e1lt gy\u00e1rt\u00e1sa uv tint\u00e1k. A tintaiparban haszn\u00e1lt f\u0151 akrilgyant\u00e1k az epoxi-akril\u00e1t gyant\u00e1k, uret\u00e1n-akril\u00e1t gyant\u00e1k stb. Az epoxiakril\u00e1t gyanta az epoxigyanta \u00e9s az akrilsav k\u00f6zvetlen reakci\u00f3j\u00e1val k\u00e9sz\u00fcl. Jellemz\u0151i a gyors kikem\u00e9nyed\u00e9si sebess\u00e9g, a fest\u00e9kfilm nagy kem\u00e9nys\u00e9ge \u00e9s a j\u00f3 f\u00e9nyess\u00e9g. Az epoxiakril\u00e1t gyant\u00e1t haszn\u00e1l\u00f3 uv tinta gyorsabb term\u00e9kkem\u00e9nyed\u00e9si sebess\u00e9get \u00e9rhet el. Ezenk\u00edv\u00fcl van egy epoxi akril\u00e1tgyanta, amely egy epoxiolaj-akril\u00e1tgyanta, amelyet epoxi sz\u00f3jaolaj \u00e9s epoxi lenmagolaj akrilsavval t\u00f6rt\u00e9n\u0151 reakci\u00f3j\u00e1val nyernek. Alacsony viszkozit\u00e1ssal, j\u00f3 foly\u00e9konys\u00e1ggal \u00e9s j\u00f3 pigment nedvesed\u00e9ssel \u00e9s diszperzi\u00f3val rendelkezik. A kem\u00e9nyed\u00e9si sebess\u00e9ge azonban lass\u00fa \u00e9s a film l\u00e1gy, ez\u00e9rt \u00e1ltal\u00e1ban csak seg\u00e9dgyantak\u00e9nt haszn\u00e1lj\u00e1k az uv-tint\u00e1kban. A poli\u00e9szter-akril\u00e1t gyanta poli\u00e9szter poliol \u00e9s akrilsav k\u00f6zvetlen \u00e9szterez\u00e9ses dehidrat\u00e1ci\u00f3j\u00e1val k\u00e9sz\u00fcl, amely j\u00f3 tapad\u00e1ssal rendelkezik az anyagokhoz. Sz\u00e9les k\u00f6rben haszn\u00e1lj\u00e1k az uv tint\u00e1ban. Alacsony molekulat\u00f6meg\u0171 lehet haszn\u00e1lni, mint egy h\u00edg\u00edt\u00f3, nagy molekulat\u00f6meg\u0171 lehet haszn\u00e1lni, mint a f\u0151 gyanta, de poli\u00e9szter akril\u00e1t gyanta magas viszkozit\u00e1s. Ha zs\u00edrsavval m\u00f3dos\u00edtj\u00e1k, nemcsak a gyanta viszkozit\u00e1s\u00e1t cs\u00f6kkentheti, hanem jav\u00edthatja a pigment hidrat\u00e1l\u00f3 hat\u00e1s\u00e1t is. Nedves diszperg\u00e1lhat\u00f3s\u00e1g. A poliuret\u00e1n-akril\u00e1t gyant\u00e1t a poliakrilsav diizokarbaminsav etil-\u00e9szterrel \u00e9s etil-akril\u00e1ttal t\u00f6rt\u00e9n\u0151 kondenz\u00e1ci\u00f3s reakci\u00f3j\u00e1val \u00e1ll\u00edtj\u00e1k el\u0151. A poliuret\u00e1n-akril\u00e1t gyanta molekulat\u00f6mege \u00e9s a kem\u00e9nyed\u00e9si sebess\u00e9g az uv-tinta k\u00fcl\u00f6nb\u00f6z\u0151 nyomtat\u00e1si k\u00f6vetelm\u00e9nyeihez igaz\u00edthat\u00f3.<\/p>\n

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A poliuret\u00e1n-akril\u00e1t gyanta molekulaszerkezet\u00e9ben er\u0151s poliuret\u00e1n k\u00f6t\u00e9sek vannak, \u00edgy nagym\u00e9rt\u00e9kben tapad a m\u0171anyaghoz, f\u00e9mhez \u00e9s f\u00e1hoz, de a poliuret\u00e1n-akril\u00e1t gyanta \u00e1ra magas. \u00c9s a h\u0151m\u00e9rs\u00e9klet bizonyos m\u00e9rt\u00e9kben befoly\u00e1solja a viszkozit\u00e1st, szobah\u0151m\u00e9rs\u00e9kleten t\u00f6bbnyire szil\u00e1rd, akt\u00edv h\u00edg\u00edt\u00f3val kell haszn\u00e1lni. A k\u00f6vetkez\u0151ket az uv-tinta speci\u00e1lis \u00f6sszet\u00e9tel\u00e9vel kombin\u00e1ljuk, hogy bemutassuk az uv-tinta kikem\u00e9nyed\u00e9si mechanizmus\u00e1t. \u00edves ofszet UV fest\u00e9k formul\u00e1z\u00e1si p\u00e9lda: (l\u00e1sd az 1. t\u00e1bl\u00e1zatot) epoxi akril\u00e1t gyanta 45% benzol m\u00e9g h\u00e1zass\u00e1gi dimetil-\u00e9ter 4% tetraetil\u00e9n-glikol-diacril\u00e1t 23% 2-kl\u00f3r-tion 3% difenilaceton 5% ftalocianin k\u00e9k bgs 18% polietil\u00e9n mikrokrist\u00e1lyos viasz 2% uv fest\u00e9k sz\u00e1rad\u00e1si mechanizmusa az ultraibolya f\u00e9ny hat\u00e1s\u00e1ra, gerjeszt\u00e9s fotoinici\u00e1tor szabad gy\u00f6k\u00f6k vagy ionok el\u0151\u00e1ll\u00edt\u00e1s\u00e1hoz, ezek a gy\u00f6k\u00f6k vagy ionok \u00e9s hidroxil-polimeriz\u00e1ci\u00f3 . A vegy\u00fclet tel\u00edtetlen k\u00f6t\u00e9sei a monomerrel reag\u00e1lnak monomer csoportok kialakul\u00e1s\u00e1hoz, majd ezek a monomer csoportok l\u00e1ncreakci\u00f3nak mennek kereszt\u00fcl a kem\u00e9nyed\u00e9si folyamat befejez\u00e9s\u00e9hez. 1. \u00e1bra: f\u00e9nyforr\u00e1s \u2192 fotoinici\u00e1tor \u2192 szabad gy\u00f6k\u00f6k -- \u2192 vinil - \u2192 polimer gy\u00f3gy\u00edt\u00f3 film monomerek \u00e9s prepolimerek kiv\u00e1lt\u00e1s\u00e1ra a polimeriz\u00e1ci\u00f3s reakci\u00f3, a molekul\u00e1ris k\u00e9plet a kett\u0151s k\u00f6t\u00e9s t\u00f6r\u00e9s polimeriz\u00e1ci\u00f3s reakci\u00f3 akrilgyanta tinta polimeriz\u00e1lt polimergyanta el\u0151\u00e1ll\u00edt\u00e1s\u00e1hoz. Tetraetil\u00e9nglikol-diacril\u00e1t, mint akt\u00edv h\u00edg\u00edt\u00f3szer a tint\u00e1ban els\u0151sorban a tinta viszkozit\u00e1s\u00e1nak szab\u00e1lyoz\u00e1s\u00e1ban j\u00e1tszik szerepet, ez\u00e1ltal szab\u00e1lyozva az akrilgyant\u00e1k nyomtathat\u00f3s\u00e1g\u00e1t. eb tinta \u00e9s uv tinta akt\u00edv tinta, sz\u00e1r\u00edt\u00e1si mechanizmusa alapvet\u0151en ugyanaz. Az uv tint\u00e1kban a fotonokra val\u00f3 f\u00e9ny\u00e9rz\u00e9kenys\u00e9get ultraibolya f\u00e9ny gerjeszti. Ez aktiv\u00e1lja a polimert, \u00e9s beind\u00edtja a kett\u0151s k\u00f6t\u00e9sek polimeriz\u00e1ci\u00f3j\u00e1t a gyant\u00e1ban \u00e9s a monomerben.<\/p>\n

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eb tinta t\u00e1maszkodik nagy energi\u00e1j\u00fa elektronsug\u00e1r k\u00f6zvetlen\u00fcl bomb\u00e1zza a gyanta prepolimer, \u00fagy, hogy a gyanta \u00e9s a monomer kett\u0151s k\u00f6t\u00e9s polimeriz\u00e1ci\u00f3.eb tinta haszn\u00e1lt gyanta prepolimer, monomer \u00e9s UV-h\u00f3gy\u00edthat\u00f3 tinta k\u00f6vetelm\u00e9nyek \u00e9s reakci\u00f3 mechanizmusa alapvet\u0151en ugyanaz, itt nem ism\u00e9tl\u0151dik. M\u00e1sodszor, az akrilfa alkalmaz\u00e1sa a v\u00edzb\u00e1zis\u00fa tint\u00e1ban Az akrilgyant\u00e1t nemcsak az uv tint\u00e1ban \u00e9s az eb tint\u00e1ban haszn\u00e1lj\u00e1k, hanem sz\u00e9les k\u00f6rben haszn\u00e1lj\u00e1k a v\u00edzb\u00e1zis\u00fa tint\u00e1ban is. A v\u00edzb\u00e1zis\u00fa tinta mint k\u00f6rnyezetbar\u00e1t tinta, kevesebb szerves ill\u00e9kony vegy\u00fclet (VOC) a nyomtat\u00e1si folyamatban, a nyomtat\u00f3 eg\u00e9szs\u00e9g\u00e9re \u00e1rtalmatlan, a k\u00f6rnyezeti hat\u00e1s kicsi. Kedvelt \u00e9s kezd elterjedni az \u00fajs\u00e1gnyomdaiparban. A v\u00edzalap\u00fa fest\u00e9k olyan foly\u00e9kony fest\u00e9k, amely szerves old\u00f3szerek helyett vizet haszn\u00e1l. Az alapkomponens egy szerves amin komponensb\u0151l, egy old\u00f3szerb\u0151l \u00e9s egy adal\u00e9kanyagb\u00f3l \u00e1ll. Az alapkomponens szerves amin vagy amm\u00f3nia, az old\u00f3szer v\u00edz \u00e9s kis mennyis\u00e9g\u0171 alkohol, az adal\u00e9kanyagok pedig habz\u00e1sg\u00e1tl\u00f3, diszperg\u00e1l\u00f3szer \u00e9s viasz. A v\u00edzb\u00e1zis\u00fa gyanta a v\u00edzb\u00e1zis\u00fa tinta fontos r\u00e9sze, amely k\u00f6zvetlen\u00fcl befoly\u00e1solja a tinta tapad\u00e1si teljes\u00edtm\u00e9ny\u00e9t, sz\u00e1rad\u00e1si sebess\u00e9g\u00e9t, szennyez\u0151d\u00e9sg\u00e1tl\u00f3 teljes\u00edtm\u00e9ny\u00e9t \u00e9s h\u0151\u00e1ll\u00f3s\u00e1g\u00e1t, valamint befoly\u00e1solja a f\u00e9nyess\u00e9get \u00e9s a tinta\u00e1tviteli teljes\u00edtm\u00e9nyt. Ez\u00e9rt a megfelel\u0151 gyanta kiv\u00e1laszt\u00e1sa a v\u00edzb\u00e1zis\u00fa tint\u00e1k kulcsa. K\u00f6nnyen k\u00e9pz\u0151d\u0151 v\u00edzoldhat\u00f3 s\u00f3kkal, j\u00f3 affinit\u00e1ssal kell rendelkeznie a sz\u00ednez\u00e9kekkel, magas tapad\u00e1s\u00e1ll\u00f3s\u00e1ggal a filmre nyomtat\u00e1s ut\u00e1n, kop\u00e1s\u00e1ll\u00f3s\u00e1ggal, karc\u00e1ll\u00f3s\u00e1ggal, j\u00f3 h\u0151\u00e1ll\u00f3s\u00e1ggal, j\u00f3 f\u00e9nyess\u00e9ggel stb. kell rendelkeznie. Magas, \u00e9s j\u00f3 v\u00edzlead\u00e1sra, k\u00f6nny\u0171 t\u00e9rh\u00e1l\u00f3sod\u00e1sra \u00e9s filmk\u00e9pz\u0151 tulajdons\u00e1gokra van sz\u00fcks\u00e9g nyomtat\u00e1s \u00e9s sz\u00e1r\u00edt\u00e1s ut\u00e1n. Az \u00e1ltal\u00e1nosan haszn\u00e1lt ragaszt\u00f3k h\u00e1rom f\u0151 kateg\u00f3ri\u00e1ba sorolhat\u00f3k: v\u00edzoldhat\u00f3 ragaszt\u00f3k, diff\u00fazi\u00f3s ragaszt\u00f3k \u00e9s l\u00fagoldhat\u00f3 ragaszt\u00f3k.<\/p>\n

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A ragaszt\u00f3kban haszn\u00e1lt f\u0151 gyant\u00e1k az akril, a poliamid \u00e9s a poli\u00e9szter, de a leggyakrabban haszn\u00e1lt az akril. Az akrilgyanta hat\u00e9kony nedves\u00edt\u0151szer \u00e9s csiszol\u00f3anyag, seg\u00edti a diszperg\u00e1l\u00e1st \u00e9s a sz\u00ednez\u00e9st, j\u00f3 f\u00e9nyes, cs\u00f6kkentheti a pigmentek mennyis\u00e9g\u00e9t, \u00e9s j\u00f3 a k\u00f6rnyezetv\u00e9delem szempontj\u00e1b\u00f3l. A v\u00edzb\u00e1zis\u00fa fest\u00e9kekben val\u00f3 gyakorlati alkalmaz\u00e1s szerint az akrilgyant\u00e1k k\u00e9t f\u0151 t\u00edpusra oszthat\u00f3k: oldat t\u00edpus\u00fa \u00e9s emulzi\u00f3s t\u00edpus\u00fa. E k\u00e9t t\u00edpushoz k\u00e9pest az el\u0151bbi kompatibilisebb \u00e9s stabilabb, mint az ut\u00f3bbi. Az oldat t\u00edpus\u00fa akrilgyanta molekulat\u00f6mege \u00e1ltal\u00e1ban 5000-10000 mw. Nem rendelkezik az emulzi\u00f3s \u00e1llapot jellemz\u0151ivel, de j\u00f3 oldhat\u00f3s\u00e1ggal \u00e9s f\u00e9nyess\u00e9ggel rendelkezik, \u00e9s j\u00f3 nedves\u00edthet\u0151s\u00e9ggel rendelkezik, mint a pigmentek hordoz\u00f3ja \u00e9s diszperzi\u00f3ja. H\u00e1tr\u00e1nya azonban a lass\u00fa sz\u00e1rad\u00e1s \u00e9s a gyenge folyamatos filmk\u00e9pz\u0151d\u00e9s, ez\u00e9rt \u00e1ltal\u00e1ban nem \u00f6nmag\u00e1ban, hanem m\u00e1s emulzi\u00f3kkal kombin\u00e1lva haszn\u00e1lj\u00e1k. Az emulzi\u00f3s akrilgyant\u00e1knak sz\u00e1mos fajt\u00e1ja l\u00e9tezik, de a k\u00fcl\u00f6nb\u00f6z\u0151 komponensek \u00e1ltal k\u00e9pzett emulzi\u00f3s r\u00e9szecsk\u00e9k \u00e1llapota is elt\u00e9r\u0151, \u00e9s a fizikai \u00e9s k\u00e9miai tulajdons\u00e1gok is elt\u00e9r\u0151ek. \u00c1ltal\u00e1ban k\u00e9tf\u00e9le kolloid diszperzi\u00f3 \u00e9s konjug\u00e1lt emulzi\u00f3 l\u00e9tezik. A kolloid diszperzi\u00f3k t\u00f6bbnyire akrilsav \u00e9s sztirol kopolimerjei, 15000-40000mw k\u00f6z\u00f6tti molekulat\u00f6meggel. Mivel a r\u00e9szecskesz\u00e1m kisebb, mint az emulzi\u00f3hoz sz\u00fcks\u00e9ges hat\u00e1r\u00e9rt\u00e9k, nem val\u00f3di emulzi\u00f3r\u00f3l van sz\u00f3, de a r\u00e9szecskem\u00e9ret el\u00e9g nagy ahhoz, hogy nagy mennyis\u00e9g\u0171 vizet adjunk hozz\u00e1. H\u00edg\u00edt\u00e1s. Ezt az emulzi\u00f3t \u00e1ltal\u00e1ban hull\u00e1mkartonok nyomdafest\u00e9k\u00e9hez haszn\u00e1lj\u00e1k. A k\u00f6t\u0151film-emulzi\u00f3k nagy molekulat\u00f6meg\u00fcknek k\u00f6sz\u00f6nhet\u0151en j\u00f3 olaj- \u00e9s v\u00edz\u00e1ll\u00f3s\u00e1ggal \u00e9s j\u00f3 f\u00e9nyess\u00e9ggel rendelkeznek. J\u00f3 tapad\u00e1ssal rendelkezik a nem nedvsz\u00edv\u00f3 szubsztr\u00e1tokon, alacsony \u00fcvegesed\u00e9si h\u0151m\u00e9rs\u00e9klettel, j\u00f3 filmk\u00e9pz\u0151d\u00e9ssel \u00e9s ellen\u00e1ll\u00e1ssal, \u00e9s sz\u00e9les k\u00f6rben haszn\u00e1lj\u00e1k v\u00edzhatlan \u00e9s sz\u00e1raz szubsztr\u00e1tokon, p\u00e9ld\u00e1ul filmeken \u00e9s f\u00e9mf\u00f3li\u00e1kon t\u00f6rt\u00e9n\u0151 nyomtat\u00e1shoz. A k\u00f6vetkez\u0151, a referencia k\u00e9plet le\u00edr\u00e1s\u00e1val kombin\u00e1lva: (l\u00e1sd a 2. t\u00e1bl\u00e1zatot) \u00f6sszetev\u0151 ar\u00e1nya glikol 0,5% akrilgyanta 26% izopropil-alkohol 1.5% pigment sz\u00e9n tinta 16% habmentes\u00edt\u0151 adal\u00e9kanyagok 1% amm\u00f3nia (28%) 4% v\u00edz 50% ftalocianin k\u00e9k b1% v\u00edzalap\u00fa tinta sz\u00e1r\u00edt\u00e1sa els\u0151sorban ill\u00e9kony sz\u00e1r\u00edt\u00e1s \u00e9s ozmotikus sz\u00e1r\u00edt\u00e1s, sz\u00e1r\u00edt\u00e1si mechanizmus a f\u0151 gyanta a k\u00f6t\u0151anyagban tartalmaz karboxil (akrilgyanta) (-cooh), hozz\u00e1ad\u00e1sa Miut\u00e1n hozz\u00e1adunk egy bizonyos mennyis\u00e9g\u0171 amin csoport (-nh2) l\u00fagos anyagot, az amin csoport reag\u00e1l a karboxil csoport a gyant\u00e1ban, hogy v\u00edzben old\u00f3d\u00f3 szerves amin s\u00f3. A tinta sz\u00e1r\u00edt\u00e1si folyamat\u00e1ban az oxig\u00e9n elp\u00e1rolg\u00e1sa ut\u00e1n a tint\u00e1ban l\u00e9v\u0151 gyanta v\u00edzben nem old\u00f3d\u00f3 tintafilmm\u00e9 alakul vissza, \u00edgy befejez\u0151dik a tinta sz\u00e1rad\u00e1sa \u00e9s kikem\u00e9nyed\u00e9se. A fenti k\u00e9plet megk\u00f6veteli az amm\u00f3nia mennyis\u00e9g\u00e9nek szigor\u00fa ellen\u0151rz\u00e9s\u00e9t, \u00e9s \u00e1ltal\u00e1ban a tinta ph-\u00e9rt\u00e9k\u00e9nek szab\u00e1lyoz\u00e1s\u00e1t.<\/p>\n

Production differences between UV and EB ink curing<\/h2>\n

UV curing depends on overlap between lamp emission, photoinitiator absorption and the optical path through the ink. Pigment absorption, film thickness and oxygen exposure can therefore create color-specific surface- and through-cure limits. Electron-beam curing supplies ionizing energy directly and normally does not require a photoinitiator, but it needs specialized shielding, dose control and line equipment.<\/p>\n

Neither route should be described as universally faster, cleaner or more complete. Compare capital equipment, line speed, atmosphere, substrate heat sensitivity, ink-film build, residuals, odor, migration requirements and final resistance. The formulation branches must remain separate: a photoinitiator selection that matters to UV is not automatically relevant to EB.<\/p>\n

Consolidation note<\/h2>\n

This page is the maintained resource for both UV-versus-EB resin selection and UV-versus-EB ink-curing differences. The older overlapping article at \/difference-between-uv-ink-and-eb-ink-curing\/<\/code> is scheduled for a permanent redirect here so that ranking signals and future updates are not split across two pages.<\/p>\n

Keep the UV and EB formulation branches separate<\/h2>\n

For the UV branch, CHLUMINIT\u00ae 819 for UV initiation screening<\/a> must be matched to the lamp and film. Reactive diluents such as CHLUMICRYL\u00ae IBOA monomer<\/a> vagy CHLUMICRYL\u00ae TMPTA monomer<\/a> change viscosity and network properties in both UV\/EB-capable packages, but EB does not need the UV photoinitiator step.<\/p>\n

L\u00e9pjen kapcsolatba vel\u00fcnk most!<\/b><\/strong><\/h2>\n

Ha COA, MSDS vagy TDS-re van sz\u00fcks\u00e9ge, k\u00e9rj\u00fck, t\u00f6ltse ki el\u00e9rhet\u0151s\u00e9g\u00e9t az al\u00e1bbi \u0171rlapon, \u00e1ltal\u00e1ban 24 \u00f3r\u00e1n bel\u00fcl felvessz\u00fck \u00d6nnel a kapcsolatot. \u00d6n is k\u00fcldhet nekem e-mailt info@longchangchemical.com<\/a><\/span> munkaid\u0151ben ( 8:30-18:00 UTC+8 H.-Szombat ) vagy haszn\u00e1lja a weboldal \u00e9l\u0151 chatj\u00e9t, hogy azonnali v\u00e1laszt kapjon.<\/b><\/strong><\/h4>","protected":false},"excerpt":{"rendered":"

Ink is one of the main consumables in the printing industry and a major factor in the reproduction of originals. Ink manufacturers are also constantly improving the printability of inks.<\/p>","protected":false},"author":1,"featured_media":5414,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-5744","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-catalysts-chemical-auxiliary-agents"],"yoast_head":"\nUV Ink vs EB Ink Resins: Cure Chemistry & Selection<\/title>\n<meta name=\"description\" content=\"Compare UV and electron-beam ink binders by initiation route, resin and monomer balance, oxygen inhibition, film build, line conditions and end-use tests.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangchemical.com\/hu\/uv-ink-and-eb-resin\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta 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