{"id":5682,"date":"2022-10-19T14:16:29","date_gmt":"2022-10-19T14:16:29","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5682"},"modified":"2024-12-18T02:33:22","modified_gmt":"2024-12-18T02:33:22","slug":"photoinitiator-819-cas-162881-26-7","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/photoinitiator-819-cas-162881-26-7\/","title":{"rendered":"Fotoinici\u00e1tor 819 CAS 162881-26-7"},"content":{"rendered":"<h1><strong>Fotoinici\u00e1tor 819 CAS 162881-26-7<\/strong><\/h1>\n<p><strong>Bevezet\u00e9s<\/strong><\/p>\n<p>A fotoinici\u00e1torok az UV-LED-vel kem\u00e9nyed\u0151 anyagok alapvet\u0151 \u00f6sszetev\u0151i, \u00e9s jelent\u0151s szerepet j\u00e1tszanak a fotovulkaniz\u00e1lhat\u00f3 anyagok kem\u00e9nyed\u00e9si sebess\u00e9g\u00e9nek befoly\u00e1sol\u00e1s\u00e1ban. Ez\u00e9rt jelenleg a kutat\u00e1s \u00e9s fejleszt\u00e9s els\u0151dlegesen a 385 nm-es vagy 395 nm-es hull\u00e1mhossz-tartom\u00e1nyban l\u00e9v\u0151, nagy abszorpci\u00f3s intenzit\u00e1ssal, nagy aktivit\u00e1ssal, sek\u00e9ly sz\u00ednnel, s\u00e1rgul\u00e1smentess\u00e9ggel, j\u00f3 oldhat\u00f3s\u00e1ggal \u00e9s alacsony toxicit\u00e1ssal rendelkez\u0151 fotoinici\u00e1torokra \u00f6sszpontos\u00edt.<\/p>\n<p><strong>Milyen t\u00edpus\u00fa gy\u00f3gyszer az IRGACURE 819?<\/strong><\/p>\n<p>Gyakorlatilag az \u00f6sszes mai f\u00e9nykem\u00e9ny\u00edt\u0151 rendszerben ultraibolya (UV) fotoinici\u00e1tor az a f\u00e9nyforr\u00e1s, amelyet haszn\u00e1lnak. Az acilfoszfin-oxid fotoinici\u00e1tor p\u00e9ld\u00e1ul a fenil-bisz(2,4,6-trimetilbenzoil)foszfin-oxid, hogy teljes k\u00e9miai nev\u00e9t adjuk meg. Az Irgacure 819 szint\u00e9n ebbe a kateg\u00f3ri\u00e1ba tartozik. A fenil-bisz(2,4,6-trimetil-benzoil)foszfin-oxid egyike a vizsg\u00e1lat c\u00e9lj\u00e1ra alkalmas k\u00e9miai anyagoknak. A tel\u00edtetlen gyant\u00e1k nagyobb val\u00f3sz\u00edn\u0171s\u00e9ggel mennek \u00e1t radik\u00e1lis polimeriz\u00e1ci\u00f3n, ha a nagyon sokoldal\u00faan alkalmazhat\u00f3 fotoinici\u00e1tor IRGACURE 819-et ultraibolya f\u00e9nynek teszik ki. Ezt a feh\u00e9r pigment\u00e1lt k\u00e9sz\u00edtm\u00e9nyek gy\u00e1rt\u00e1s\u00e1n\u00e1l, \u00fcvegsz\u00e1l er\u0151s\u00edt\u00e9s\u0171 poli\u00e9szter\/sztirol rendszerek kem\u00e9ny\u00edt\u00e9s\u00e9n\u00e9l, valamint k\u00fclt\u00e9ri haszn\u00e1latra sz\u00e1nt \u00e1tl\u00e1tsz\u00f3 fest\u00e9kek k\u00e9sz\u00edt\u00e9s\u00e9n\u00e9l haszn\u00e1lj\u00e1k f\u00e9nystabiliz\u00e1torokkal egy\u00fctt. Sz\u00fcks\u00e9g eset\u00e9n nagy mennyis\u00e9g\u0171 anyagot lehet ennek a fotoinici\u00e1tornak a seg\u00edts\u00e9g\u00e9vel kikem\u00e9ny\u00edteni.<\/p>\n<p>Mivel az Irgacure 819 fotoinici\u00e1tor nem m\u00e9rgez\u0151 az emberi szervezetre, ahogyan azt a glob\u00e1lis \u00e9lelmiszerbiztons\u00e1gi el\u0151\u00edr\u00e1sok megk\u00f6vetelik, alkalmas UVLED-vel t\u00f6rt\u00e9n\u0151 lakk- vagy fest\u00e9kkem\u00e9ny\u00edt\u00e9shez, valamint m\u00e1s f\u00e9nykem\u00e9ny\u00edt\u0151 term\u00e9kekhez. Ez\u00e1ltal megfelel a glob\u00e1lis \u00e9lelmiszerbiztons\u00e1gi jogszab\u00e1lyoknak. Ezen t\u00falmen\u0151en kompatibilis az UVLED lakkokkal \u00e9s tint\u00e1kkal a kem\u00e9ny\u00edt\u00e9shez.<\/p>\n<p>Az Irgacure 819 az UV-kem\u00e9nyed\u0151 anyagok alapvet\u0151 \u00f6sszetev\u0151je, \u00e9s fontos szerepet j\u00e1tszik abban a folyamatban, amelynek sor\u00e1n be\u00e1ll\u00edtj\u00e1k, hogy ezek az anyagok milyen gyorsan kem\u00e9nyednek meg, amikor f\u00e9nynek vannak kit\u00e9ve. A f\u00e9nynek val\u00f3 kitetts\u00e9g ut\u00e1n az Irgacure 819 n\u00e9ven ismert anyag fotok\u00e9miai \u00e1talakul\u00e1son megy kereszt\u00fcl, amely reakt\u00edv k\u00f6ztiterm\u00e9kek (szabad gy\u00f6k\u00f6k vagy kationok) keletkez\u00e9s\u00e9hez vezet, amelyek elind\u00edthatj\u00e1k a polimeriz\u00e1ci\u00f3s reakci\u00f3t.<\/p>\n<p><strong>Az Irgacure 819 alkalmaz\u00e1sai<\/strong><\/p>\n<p>Az IRGACURE 819 felhaszn\u00e1lhat\u00f3 nyomdafest\u00e9kekben \u00e9s prepregekben, valamint fa, f\u00e9m, m\u0171anyag, pap\u00edr \u00e9s optikai sz\u00e1lak tiszta \u00e9s sz\u00ednes bevonataiban UV-h\u00f3gy\u00edthat\u00f3 k\u00e9sz\u00edtm\u00e9nyekben, miut\u00e1n megfelelt a sz\u00fcks\u00e9ges teszteken. Ezeket a bevonatokat UV-f\u00e9nnyel lehet felvinni. Az UV-kem\u00e9ny\u00edt\u00e9si elj\u00e1r\u00e1s befejez\u00e9se ut\u00e1n ezek a bevonatok felhordhat\u00f3k.<\/p>\n<p><strong>Az IRGACURE 819 gy\u00f3gy\u00edt\u00f3 k\u00e9pess\u00e9gei<\/strong><\/p>\n<p>Az IRGACURE 819 m\u00e1r alacsony koncentr\u00e1ci\u00f3ban is figyelemre m\u00e9lt\u00f3 hat\u00e9konys\u00e1got mutat a nagyon \u00e1tl\u00e1tszatlan feh\u00e9r \u00e9s sz\u00ednes b\u00fatorbevonatokban vagy a rutil tit\u00e1n-dioxidot vagy sz\u00ednes pigmenteket tartalmaz\u00f3 k\u00e9perny\u0151fest\u00e9kekben, m\u00e9g nagyfok\u00fa UV-f\u00e9nynek val\u00f3 kitetts\u00e9g ut\u00e1n is s\u00e1rgul\u00e1s n\u00e9lk\u00fcl. Ez m\u00e9g akkor is \u00edgy van, ha a bevonatok \u00e9s tint\u00e1k tartalmazz\u00e1k ezeket az \u00f6sszetev\u0151ket. A tit\u00e1n-dioxidot rutil form\u00e1ban alkalmank\u00e9nt haszn\u00e1lj\u00e1k a bevonatok \u00e9s tint\u00e1k el\u0151\u00e1ll\u00edt\u00e1s\u00e1hoz. Ezenk\u00edv\u00fcl az IRGACURE 819 kiv\u00e1l\u00f3 abszorpci\u00f3s tulajdons\u00e1gai lehet\u0151v\u00e9 teszik a vastagabb \u00e1llag\u00fa komponensek kem\u00e9ny\u00edt\u00e9s\u00e9t. M\u00e1s fotoinici\u00e1torok, mint p\u00e9ld\u00e1ul az IRGACURE 184 vagy az IRGACURE 651, az IRGACURE 819-cel egy\u00fctt haszn\u00e1lhat\u00f3k szinergikus hat\u00e1s el\u00e9r\u00e9se \u00e9rdek\u00e9ben. Az ut\u00f3bbit jellemz\u0151en poli\u00e9szter\/sztirol gyant\u00e1k kem\u00e9ny\u00edt\u00e9s\u00e9re haszn\u00e1lj\u00e1k, amelyeket jellemz\u0151en \u00fcveggel er\u0151s\u00edtett term\u00e9kek kem\u00e9ny\u00edt\u00e9s\u00e9re haszn\u00e1lnak, m\u00edg az el\u0151bbi j\u00f3l alkalmazhat\u00f3 erre a c\u00e9lra, \u00e9s \u00e1ltal\u00e1ban \u00fcveggel er\u0151s\u00edtett term\u00e9kek kem\u00e9ny\u00edt\u00e9s\u00e9re haszn\u00e1lj\u00e1k. Az IRGACURE 819 hosszabb hull\u00e1mhosszon f\u00e9ny\u00e9rz\u00e9keny, mint az UV-abszorberek, mint p\u00e9ld\u00e1ul a TINUVIN 400, ami azt jelenti, hogy a kett\u0151 egy\u00fctt haszn\u00e1lhat\u00f3, \u00e9s csak nagyon kis m\u00e9rt\u00e9kben zavarj\u00e1k egym\u00e1st. Ennek k\u00f6vetkezt\u00e9ben kiv\u00e1l\u00f3 anyag az UV-f\u00e9nnyel kem\u00e9ny\u00edthet\u0151 \u00e9s v\u00edz\u00e1ll\u00f3 bevonatokhoz. Az IRGACURE 819 megfelel\u0151 d\u00f3zis\u00e1nak meg\u00e1llap\u00edt\u00e1sa \u00e9rdek\u00e9ben c\u00e9lszer\u0171 k\u00eds\u00e9rletsorozatot v\u00e9gezni k\u00fcl\u00f6nb\u00f6z\u0151 koncentr\u00e1ci\u00f3kkal, hogy az adott alkalmaz\u00e1shoz a megfelel\u0151 d\u00f3zist lehessen meghat\u00e1rozni.<\/p>\n<p><strong>Tel\u00edtetlen gyant\u00e1k radik\u00e1lis polimeriz\u00e1ci\u00f3ja<\/strong><\/p>\n<p>Az Irgacure 819 egy fotoinici\u00e1tor, amely ultraibolya f\u00e9ny hat\u00e1s\u00e1ra el\u0151seg\u00edti a tel\u00edtetlen gyant\u00e1k radik\u00e1lis polimeriz\u00e1ci\u00f3j\u00e1t. Magas fok\u00fa be\u00e1ll\u00edthat\u00f3s\u00e1ggal rendelkezik. K\u00fcl\u00f6n\u00f6sen hasznos feh\u00e9r pigment\u00e1lt k\u00e9sz\u00edtm\u00e9nyek kifejleszt\u00e9s\u00e9hez, \u00fcvegsz\u00e1llal er\u0151s\u00edtett poli\u00e9szter\/sztirol rendszerek kem\u00e9ny\u00edt\u00e9s\u00e9hez, valamint f\u00e9nystabiliz\u00e1torokkal egy\u00fctt k\u00fclt\u00e9ri haszn\u00e1latra sz\u00e1nt \u00e1tl\u00e1tsz\u00f3 bevonatok el\u0151\u00e1ll\u00edt\u00e1s\u00e1hoz. Ennek a fotoinici\u00e1tornak az alkalmaz\u00e1sa lehet\u0151v\u00e9 teszi, hogy vastag anyagr\u00e9szeket is kem\u00e9ny\u00edts\u00fcnk.<\/p>\n<p><strong>Tiszta sz\u00ednezett bevonatokhoz<\/strong><\/p>\n<p>Az Irgacure 819-et UV-kem\u00e9nyed\u0151 formul\u00e1kban haszn\u00e1lj\u00e1k fa, f\u00e9m, m\u0171anyag, pap\u00edr \u00e9s optikai sz\u00e1lak tiszta \u00e9s sz\u00ednes bevonataihoz, valamint nyomdafest\u00e9kekhez \u00e9s prepregekhez. Ezek a bevonatok sz\u00e1mos szubsztr\u00e1tumra alkalmazhat\u00f3k, t\u00f6bbek k\u00f6z\u00f6tt: f\u00e1ra, f\u00e9mre, m\u0171anyagra, pap\u00edrra \u00e9s optikai sz\u00e1lakra. A m\u0171anyag, a pap\u00edr \u00e9s m\u00e9g az optikai sz\u00e1lak is ebbe a kateg\u00f3ri\u00e1ba tartoznak. Ez a term\u00e9k m\u00e1r alacsony koncentr\u00e1ci\u00f3ban is figyelemre m\u00e9lt\u00f3 kem\u00e9nyed\u00e9si k\u00e9pess\u00e9get mutat rendk\u00edv\u00fcl \u00e1tl\u00e1tszatlan feh\u00e9r \u00e9s sz\u00ednes b\u00fatorbevonatokban vagy rutil tit\u00e1n-dioxidot vagy sz\u00ednes pigmenteket alkalmaz\u00f3 k\u00e9perny\u0151fest\u00e9kekben. Az UV-f\u00e9nynek val\u00f3 el\u00e9gs\u00e9ges kitetts\u00e9g ut\u00e1n minim\u00e1lis s\u00e1rgul\u00e1st is lehet\u0151v\u00e9 tesz. Ezenk\u00edv\u00fcl az \u00e1tl\u00e1tszatlan feh\u00e9r \u00e9s sz\u00ednes b\u00fatorbevonatok profit\u00e1lnak a legkev\u00e9sb\u00e9 ennek az oldatnak a k\u00e9sleltetett sz\u00e1rad\u00e1si k\u00e9pess\u00e9g\u00e9b\u0151l. Ez k\u00fcl\u00f6n\u00f6sen igaz a sz\u00ednes fel\u00fcletkezel\u00e9sekre. Mivel az Irgacure 819 nagy felsz\u00edv\u00f3k\u00e9pess\u00e9ggel rendelkezik, az Irgacure 819 m\u00e9g vastag anyagr\u00e9szek kikem\u00e9ny\u00edt\u00e9s\u00e9re is haszn\u00e1lhat\u00f3.<\/p>\n<p>Az Irgacure 819, \u00e1ltal\u00e1nosabban IRGACURE 819 n\u00e9ven ismert, UV-f\u00e9nnyel kem\u00e9ny\u00edthet\u0151 pigment, amely sz\u00ednes m\u0171anyag bevonatokban haszn\u00e1lhat\u00f3. Az UV-bevonatokat kiv\u00e1l\u00f3 teljes\u00edtm\u00e9ny\u00fck \u00e9s egyszer\u0171 gy\u00e1rthat\u00f3s\u00e1guk miatt el\u0151szeretettel alkalmazz\u00e1k a legk\u00fcl\u00f6nb\u00f6z\u0151bb elektronikai \u00e9s h\u00e1ztart\u00e1si k\u00e9sz\u00fcl\u00e9kek m\u0171anyag burkolataiban. M\u00e1sr\u00e9szt az UV-bevonatokat a sz\u00ednezett m\u0171anyagh\u00e1zakra a sz\u00ednez\u00e9si folyamatot k\u00f6vet\u0151en viszik fel. A nem megfelel\u0151 kikem\u00e9nyed\u00e9s jelent\u0151s hat\u00e1ssal van a bevonatfilm megjelen\u00e9s\u00e9re, mivel a bevonatfilm nem megfelel\u0151 tapad\u00e1s\u00e1hoz \u00e9s az UV-gyanta \u00e1ltal a pigmentek nem megfelel\u0151 diszperzi\u00f3j\u00e1hoz vezet. Mindk\u00e9t probl\u00e9m\u00e1t a nem megfelel\u0151 kikem\u00e9nyed\u00e9s okozza. Emiatt a szok\u00e1sos \u00e9p\u00edt\u00e9si m\u00f3dszer szerint a fel\u00fcletet el\u0151sz\u00f6r sz\u00ednes, old\u00f3szeres alapoz\u00f3val kell alapozni, miel\u0151tt a fel\u00fcletet be\u00e9getn\u00e9nk. Ezt a l\u00e9p\u00e9st k\u00f6veti a fel\u00fclet be\u00e9get\u00e9se. El\u0151sz\u00f6r egy UV-lakkot kell felvinni, hogy a fest\u00e9kfilm fel\u00fclet\u00e9t jav\u00edtsuk, hogy a fizikai tulajdons\u00e1gai k\u00edv\u00e1natosabbak legyenek, majd a lakkot kell felvinni.<\/p>\n<p><strong>Az Irgacure 819 felhaszn\u00e1lhat\u00f3s\u00e1g\u00e1nak \u00f6sszefoglal\u00e1sa<\/strong><\/p>\n<ol>\n<li>Az UV-kem\u00e9nyed\u0151 bevonatok \u00e9s tint\u00e1k azok, amelyek ultraibolya f\u00e9nynek val\u00f3 kitetts\u00e9ggel kem\u00e9nyednek.<\/li>\n<li>A 819-es fotoinici\u00e1tor egy nagyon hat\u00e9kony \u00e9s sokoldal\u00fa UV-fotoinici\u00e1tor, amely UV-f\u00e9ny felhaszn\u00e1l\u00e1s\u00e1val tel\u00edtetlen el\u0151polimeriz\u00e1ci\u00f3s rendszerek polimeriz\u00e1ci\u00f3j\u00e1nak beind\u00edt\u00e1s\u00e1ra haszn\u00e1lhat\u00f3. Ez megval\u00f3s\u00edthat\u00f3 a fotoinici\u00e1tor UV-f\u00e9nnyel kombin\u00e1lt alkalmaz\u00e1s\u00e1val.nyomdafest\u00e9kek \u00e9s k\u00fcl\u00f6nb\u00f6z\u0151 el\u0151kezel\u00e9si m\u00f3dszerek k\u00fcl\u00f6nb\u00f6z\u0151 fel\u00fcletek, t\u00f6bbek k\u00f6z\u00f6tt fa, f\u00e9m, m\u0171anyag, pap\u00edr \u00e9s sz\u00e1lak eset\u00e9ben.<\/li>\n<li>Irgacure 819 A feh\u00e9r fest\u00e9kekhez, sz\u00ednes fest\u00e9kekhez vagy tit\u00e1n-dioxidot vagy m\u00e1s, er\u0151s fed\u0151k\u00e9pess\u00e9g\u0171 pigmenteket tartalmaz\u00f3 tint\u00e1khoz kis mennyis\u00e9g\u0171 fenil-bisz(2,4,6-trimetil-benzoil)foszfin-oxid hozz\u00e1ad\u00e1s\u00e1val olyan bevonatot lehet el\u0151\u00e1ll\u00edtani, amely kiv\u00e1l\u00f3 kem\u00e9nyed\u00e9si hat\u00e1ssal \u00e9s tart\u00f3ss\u00e1ggal rendelkezik. Ezt feh\u00e9r fest\u00e9kekkel, sz\u00ednes fest\u00e9kekkel vagy tint\u00e1kkal lehet elv\u00e9gezni. Ez a helyzet att\u00f3l f\u00fcggetlen\u00fcl, hogy a bevonat s\u00f6t\u00e9t sz\u00edn\u0171, vil\u00e1gos sz\u00edn\u0171 vagy sz\u00ednes. Az UV-f\u00e9nynek val\u00f3 kitetts\u00e9gb\u0151l ered\u0151 s\u00e1rgul\u00e1s.<\/li>\n<li>A 819-es anyag a figyelemre m\u00e9lt\u00f3 abszorpci\u00f3s tulajdons\u00e1gai miatt alkalmas vastagfilmes rendszerekben val\u00f3 alkalmaz\u00e1sra.<\/li>\n<li>M\u00e1s fotoinici\u00e1torok, mint p\u00e9ld\u00e1ul a 184 vagy a 651, az Irgacure 819-cel egy\u00fctt haszn\u00e1lhat\u00f3k a kikem\u00e9ny\u00edt\u00e9si folyamat teljes id\u0151tartama alatt.<\/li>\n<li>Az \u00fcvegsz\u00e1l-er\u0151s\u00edt\u00e9s\u0171 kompozitokban haszn\u00e1lt poli\u00e9szter\/sztirol gyanta rendszerek kem\u00e9ny\u00edt\u00e9se olyan alkalmaz\u00e1s, ahol az Irgacure 819 \u00e9s 651 kombin\u00e1lt haszn\u00e1lata nagyon kedvez\u0151. Ez az egyik olyan alkalmaz\u00e1s, ahol az Irgacure 819 \u00e9s 651 kombin\u00e1ci\u00f3ja k\u00fcl\u00f6n\u00f6sen el\u0151ny\u00f6s.<\/li>\n<li>Az Irgacure 819 az id\u0151j\u00e1r\u00e1s\u00e1ll\u00f3s\u00e1got ig\u00e9nyl\u0151 UV-h\u00f3gy\u00edthat\u00f3 bevonatokban haszn\u00e1lhat\u00f3, mivel k\u00e9pes a hossz\u00fa hull\u00e1ms\u00e1vban abszorbe\u00e1lni. Ez a tulajdons\u00e1ga lehet\u0151v\u00e9 teszi az ilyen bevonatokban val\u00f3 alkalmaz\u00e1s\u00e1t. Emiatt UV-h\u00f3gy\u00edthat\u00f3 bevonatokban UV-abszorberekkel, p\u00e9ld\u00e1ul a TINUVIN 400-zal egy\u00fctt haszn\u00e1lhat\u00f3.<\/li>\n<\/ol>\n<p><strong>Az Irgacure 819 haszn\u00e1lata sor\u00e1n betartand\u00f3 \u00f3vint\u00e9zked\u00e9sek<\/strong><\/p>\n<p>A helyes gy\u00e1rt\u00e1si gyakorlat (GMP) betart\u00e1sa \u00e9rdek\u00e9ben elengedhetetlen, hogy az IRGACURE 819-et mindig megfelel\u0151en kezelj\u00e9k. Az SDS az a dokumentum, amelyben minden l\u00e9nyeges adatot felfedezhet. Mivel az IRGACURE 819 f\u00e9ny\u00e9rz\u00e9keny, rendk\u00edv\u00fcl \u00f3vatosan kell vele dolgozni minden olyan k\u00f6rnyezetben, ahol napf\u00e9nynek vagy m\u00e1s l\u00e1that\u00f3 f\u00e9nyforr\u00e1snak van kit\u00e9ve. Ha befejezte a felnyitott dob haszn\u00e1lat\u00e1t, gy\u0151z\u0151dj\u00f6n meg r\u00f3la, hogy a fedelet visszahelyezte, hogy a tartalmat megv\u00e9dje a leveg\u0151t\u0151l \u00e9s a f\u00e9nyt\u0151l.<\/p>\n<p><strong>Aj\u00e1nlott adagok<\/strong><\/p>\n<ul>\n<li>Tiszta akrilb\u00f3l \u00e9s tel\u00edtetlen poli\u00e9szterb\u0151l\/sztirolb\u00f3l \u00e1ll\u00f3 bevonatok 0,1 \u00e9s 0,2% IRGACURE819 1 - 2% IRGACURE184 koncentr\u00e1ci\u00f3ban.<\/li>\n<li>Feh\u00e9r akrilb\u00f3l \u00e9s tel\u00edtetlen poli\u00e9szterb\u0151l\/sztirolb\u00f3l k\u00e9sz\u00fclt bevonatok 0,5 \u00e9s 1% k\u00f6z\u00f6tt IRGACURE819 1 - 2% IRGACURE184<\/li>\n<li>Formula sz\u00ednes akrilok sz\u00e1m\u00e1ra 0,5 \u00e9s 1% k\u00f6z\u00f6tt IRGACURE819 1 - 2% IRGACURE184<\/li>\n<li>Feh\u00e9r szitanyom\u00e1shoz val\u00f3 tinta, amely 0,5 \u00e9s 1,5% IRGACURE819 1 - 2% IRGACURE184 k\u00f6z\u00f6tt mozog<\/li>\n<li>\u00dcvegsz\u00e1llal er\u0151s\u00edtett tel\u00edtetlen poli\u00e9szter\/stir\u00e9n prepreg 0,1 - 0,2% IRGACURE819<\/li>\n<\/ul>\n<p><strong>K\u00f6vetkeztet\u00e9s<\/strong><\/p>\n<p>Az Irgacure 819, m\u00e1s n\u00e9ven fenilbisz(2,4,6-trimetilbenzoil)foszfinoxid egy er\u0151s \u00e9s sokoldal\u00fa UV-fotoinici\u00e1tor, amelyet tel\u00edtetlen el\u0151polimeriz\u00e1ci\u00f3s rendszerek polimeriz\u00e1ci\u00f3j\u00e1nak ind\u00edt\u00e1sakor haszn\u00e1lnak ultraibolya f\u00e9ny felhaszn\u00e1l\u00e1s\u00e1val. Ez az elj\u00e1r\u00e1s tel\u00edtetlen el\u0151polimeriz\u00e1ci\u00f3s rendszerek polimeriz\u00e1ci\u00f3j\u00e1nak ind\u00edt\u00e1si folyamatak\u00e9nt ismert. Mivel ez jelen van, a vastagfilmes rendszerek, nevezetesen a feh\u00e9r rendszerek \u00e9s az \u00fcveggel er\u0151s\u00edtett poli\u00e9szter\/sztirol rendszer gy\u00f3gy\u00edt\u00e1si folyamatai ennek eredm\u00e9nyek\u00e9ppen egyszer\u0171s\u00f6dnek. Lehet\u0151s\u00e9g van arra is, hogy k\u00fclt\u00e9ri lakk szerep\u00e9t is bet\u00f6ltse, ha f\u00e9nystabiliz\u00e1torokkal p\u00e1ros\u00edtj\u00e1k \u00e9s megfelel\u0151 m\u00f3don alkalmazz\u00e1k. Vizsg\u00e1latokat v\u00e9geztek az Irgacure 819 nyomdafest\u00e9kekkel \u00e9s prepreg-rendszerekkel t\u00f6rt\u00e9n\u0151 alkalmaz\u00e1s\u00e1ra vonatkoz\u00f3an, sokf\u00e9le anyagon, p\u00e9ld\u00e1ul pap\u00edron, f\u00e1n, f\u00e9men \u00e9s m\u0171anyagon. Ha kis mennyis\u00e9g\u0171 Irgacure 819-et adunk tit\u00e1nfeh\u00e9r vagy m\u00e1s pigmenteket tartalmaz\u00f3, nagy fed\u0151k\u00e9pess\u00e9g\u0171 feh\u00e9r fest\u00e9kekhez, fest\u00e9kekhez vagy tint\u00e1khoz, az \u00edgy kapott bevonat kiv\u00e1l\u00f3an kikem\u00e9nyedik \u00e9s UV-s\u00e1rgul\u00e1ssal szemben ellen\u00e1ll\u00f3 lesz. A rendk\u00edv\u00fcli abszorpci\u00f3s tulajdons\u00e1gainak k\u00f6sz\u00f6nhet\u0151en az Irgacure 819 kiv\u00e1l\u00f3 v\u00e1laszt\u00e1s a vastag filmr\u00e9teggel j\u00e1r\u00f3 alkalmaz\u00e1sokhoz.<\/p>\n<p>Sz\u00e1mos fotoinici\u00e1tor l\u00e9tezik, mint p\u00e9ld\u00e1ul az IRGACURE 184 \u00e9s az IRGACURE 651, amelyek kompatibilisek az Irgacure 819-cel. Az Irgacure 819 \u00e9s az Irgacure 651 kombin\u00e1ci\u00f3ja t\u00f6k\u00e9letesen alkalmas poli\u00e9szter\/sztirol gyanta rendszerek, p\u00e9ld\u00e1ul \u00fcvegsz\u00e1l er\u0151s\u00edt\u00e9s\u0171 kompozitokban haszn\u00e1lt poli\u00e9szter\/sztirol gyanta rendszerek kem\u00e9ny\u00edt\u00e9s\u00e9re. Ezeket a gyant\u00e1kat jellemz\u0151en \u00fcvegsz\u00e1l-er\u0151s\u00edt\u00e9s\u0171 kompozitok gy\u00e1rt\u00e1sa sor\u00e1n haszn\u00e1lj\u00e1k. Ennek oka az, hogy mindegyikben magas a sztirolkoncentr\u00e1ci\u00f3, ami a probl\u00e9m\u00e1t okozza. Mivel kompatibilis egy olyan ultraibolya f\u00e9ny abszorberrel, mint a TINUVIN 400, a 819-es fotoinici\u00e1tor haszn\u00e1lhat\u00f3 olyan UV-h\u00f3gy\u00edthat\u00f3 bevonatban, amelynek id\u0151j\u00e1r\u00e1s\u00e1ll\u00f3nak kell lennie. Ennek oka, hogy a bevonatot ultraibolya f\u00e9nnyel kell kikem\u00e9ny\u00edteni. Az Irgacure 819 egy olyan anyagt\u00edpus, amely k\u00e9pes elnyelni az ultraibolya f\u00e9nyt, \u00e9s egy p\u00e9lda az ilyen t\u00edpus\u00fa abszorberre. M\u00e9g ha a s\u00e1rga f\u00e1zis csak nagyon r\u00f6vid ideig jelentkezik is a kikem\u00e9nyed\u00e9si folyamat sor\u00e1n, hossz\u00fa t\u00e1von m\u00e9gis nagy haszn\u00e1t veszi a fotoblokkol\u00e1si folyamatnak.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Ugyanazon sorozat term\u00e9kei<\/strong><\/h2>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 435.77pt;\" border=\"0\" width=\"581\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt; width: 215.25pt;\" width=\"287\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-tpo-cas-75980-60-8\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor TPO<\/span><\/a><\/td>\n<td style=\"width: 220.50pt;\" width=\"294\">CAS 75980-60-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/cas-270586-78-2\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor TMO<\/span><\/a><\/td>\n<td>CAS 270586-78-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-pd-01-cas-579-07-7\/\"><span style=\"color: #00ccff;\">PD-01 fotoinici\u00e1tor<\/span><\/a><\/td>\n<td>CAS 579-07-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-pbz-cas-2128-93-0\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor PBZ<\/span><\/a><\/td>\n<td>CAS 2128-93-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-oxe-02-cas-478556-66-0\/\"><span style=\"color: #00ccff;\">OXE-02 fotoinici\u00e1tor<\/span><\/a><\/td>\n<td>CAS 478556-66-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-ombb\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor OMBB<\/span><\/a><\/td>\n<td>CAS 606-28-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-mpbz-6012\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor MPBZ (6012)<\/span><\/a><\/td>\n<td>CAS 86428-83-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-mbp-cas-134-84-9\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor MBP<\/span><\/a><\/td>\n<td>CAS 134-84-9<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-mbf-cas-15206-55-0\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor MBF<\/span><\/a><\/td>\n<td>CAS 15206-55-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-lap-cas-85073-19-4\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor LAP<\/span><\/a><\/td>\n<td>CAS 85073-19-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-itx-cas-5495-84-1\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor ITX<\/span><\/a><\/td>\n<td>CAS 5495-84-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-emk\/\"><span style=\"color: #00ccff;\">EMK fotoinici\u00e1tor<\/span><\/a><\/td>\n<td>CAS 90-93-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-eha-cas-21245-02-3\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor EHA<\/span><\/a><\/td>\n<td>CAS 21245-02-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-edb-cas-10287-53-3\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor EDB<\/span><\/a><\/td>\n<td>CAS 10287-53-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-detx-cas-82799-44-8\/\"><span style=\"color: #00ccff;\">DETX fotoinici\u00e1tor<\/span><\/a><\/td>\n<td>CAS 82799-44-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-cq\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor CQ \/ k\u00e1mforkinon<\/span><\/a><\/td>\n<td>CAS 10373-78-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-cbp-cas-134-85-0\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor CBP<\/span><\/a><\/td>\n<td>CAS 134-85-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-bp-cas-119-61-9\/\"><span style=\"color: #00ccff;\">BP \/ benzofenon fotoinici\u00e1tor<\/span><\/a><\/td>\n<td>CAS 119-61-9<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-bms\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor BMS<\/span><\/a><\/td>\n<td>CAS 83846-85-9<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-938\/\"><span style=\"color: #00ccff;\">F\u00e9nykezdem\u00e9nyez\u0151 938<\/span><\/a><\/td>\n<td>CAS 61358-25-6<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-937-cas-71786-70-4\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor 937<\/span><\/a><\/td>\n<td>CAS 71786-70-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-819-dw\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor 819 DW<\/span><\/a><\/td>\n<td>CAS 162881-26-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-819-irgacure-819-cas-162881-26-7\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor 819<\/span><\/a><\/td>\n<td>CAS 162881-26-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-784-cas-125051-32-3\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor 784<\/span><\/a><\/td>\n<td>CAS 125051-32-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-754-cas-211510-16-6-442536-99-4\/\"><span style=\"color: #00ccff;\">754 fotoinici\u00e1tor<\/span><\/a><\/td>\n<td>CAS 211510-16-6 442536-99-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-6993-cas-71449-78-0\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor 6993<\/span><\/a><\/td>\n<td>CAS 71449-78-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-6976\/\"><span style=\"color: #00ccff;\">6976 fotoinici\u00e1tor<\/span><\/a><\/td>\n<td>CAS 71449-78-0 89452-37-9 108-32-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-379-cas-119344-86-4\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor 379<\/span><\/a><\/td>\n<td>CAS 119344-86-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-369-cas-119313-12-1\/\"><span style=\"color: #00ccff;\">Fotoinici\u00e1tor 369<\/span><\/a><\/td>\n<td>CAS 119313-12-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-160\/\">Fotoinici\u00e1tor 160<\/a><\/span><\/td>\n<td>CAS 71868-15-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-1206\/\"><span style=\"color: #00ccff;\">F\u00e9nyind\u00edt\u00f3 1206<\/span><\/a><\/td>\n<td><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/irgacure-1173-cas-7473-98-5\/\"><span style=\"color: #00ccff;\">1173 fotoinici\u00e1tor<\/span><\/a><\/td>\n<td>CAS 7473-98-5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><strong><b>L\u00e9pjen kapcsolatba vel\u00fcnk most!<\/b><\/strong><\/h2>\n<h4><strong><b>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.<\/b><\/strong> \u00d6n is k\u00fcldhet nekem e-mailt <a href=\"mailto:info@longchangchemical.com\"><span style=\"color: #0000ff;\">info@longchangchemical.com<\/span><\/a> munkaid\u0151ben ( 8:30-18:00 UTC+8 H.-Szombat ) vagy haszn\u00e1lja a weboldal \u00e9l\u0151 chatj\u00e9t, hogy azonnali v\u00e1laszt kapjon.<\/h4>","protected":false},"excerpt":{"rendered":"<p>Fotoinici\u00e1tor 819 CAS 162881-26-7 Bevezet\u00e9s A fotoinici\u00e1torok az UV-LED-vel kem\u00e9nyed\u0151 anyagok alapvet\u0151 \u00f6sszetev\u0151i, \u00e9s jelent\u0151s szerepet j\u00e1tszanak a fotovulkaniz\u00e1lhat\u00f3 anyagok kem\u00e9nyed\u00e9si sebess\u00e9g\u00e9nek befoly\u00e1sol\u00e1s\u00e1ban. \u00cdgy a 385 nm-es vagy 395 nm-es hull\u00e1mhossztartom\u00e1nyban l\u00e9v\u0151 fotoinici\u00e1torok, amelyek nagy abszorpci\u00f3s intenzit\u00e1ssal, nagy aktivit\u00e1ssal, sek\u00e9ly sz\u00ednnel, s\u00e1rgul\u00e1smentess\u00e9ggel, j\u00f3 oldhat\u00f3s\u00e1ggal \u00e9s alacsony toxicit\u00e1ssal rendelkeznek, [...].<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-5682","post","type-post","status-publish","format-standard","hentry","category-catalysts-chemical-auxiliary-agents"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Photoinitiator 819 CAS 162881-26-7 - Longchang Chemical<\/title>\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\/photoinitiator-819-cas-162881-26-7\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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