{"id":3343,"date":"2020-10-10T06:07:45","date_gmt":"2020-10-10T06:07:45","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=3343"},"modified":"2026-04-28T10:41:47","modified_gmt":"2026-04-28T10:41:47","slug":"domestic-research-progress-of-light-stabilizers","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/domestic-research-progress-of-light-stabilizers\/","title":{"rendered":"Az akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok hazai kutat\u00e1si eredm\u00e9nyei"},"content":{"rendered":"<h1 class=\"wp-block-heading\"><strong>Az akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok hazai kutat\u00e1si eredm\u00e9nyei<\/strong><\/h1>\n\n<!-- lc-qa-start -->\n<p><strong>Quick answer:<\/strong> Photoinitiator choice is usually driven by lamp match, cure depth, yellowing, and whether the final film still performs on the real substrate. The best package is rarely the cheapest single grade.<\/p>\n<!-- lc-qa-end -->\n\n\n\n<p>Az elm\u00falt \u00e9vekben a nagy molekulat\u00f6meg\u0171, alacsony l\u00fagoss\u00e1g\u00fa, reakt\u00edv \u00e9s multifunkcionaliz\u00e1lt, nagy molekulat\u00f6meg\u0171, alacsony l\u00fagoss\u00e1g\u00fa, reakt\u00edv \u00e9s multifunkcionaliz\u00e1lt akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok f\u00e9nystabilit\u00e1si teljes\u00edtm\u00e9ny\u00e9nek tov\u00e1bbi jav\u00edt\u00e1sa \u00e9s alkalmaz\u00e1si ter\u00fcleteik kisz\u00e9les\u00edt\u00e9se \u00e9rdek\u00e9ben a f\u00e9nystabiliz\u00e1torok kutat\u00e1sa m\u00e9g mindig nagyon akt\u00edv. A jelenlegi kutat\u00e1svezet\u00e9s jobb teljes\u00edtm\u00e9nyre, jobb funkci\u00f3kra, alacsonyabb k\u00f6lts\u00e9gekre \u00e9s sz\u00e9lesebb alkalmaz\u00e1si ter\u00fcletre t\u00f6rekszik an\u00e9lk\u00fcl, hogy elvesz\u00edten\u00e9 f\u00e9nystabilit\u00e1si teljes\u00edtm\u00e9ny\u00e9t. Ez a cikk r\u00f6viden t\u00e1rgyalja a k\u00fcl\u00f6nb\u00f6z\u0151 f\u00e9nystabiliz\u00e1torok fejleszt\u00e9si ir\u00e1ny\u00e1nak kutat\u00e1s\u00e1t, k\u00fcl\u00f6n\u00f6s figyelmet ford\u00edtva n\u00e9h\u00e1ny hazai kutat\u00e1si eredm\u00e9nyre.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Mivel az akadozott amin f\u00e9nystabiliz\u00e1torokat gyakran haszn\u00e1lj\u00e1k nagy fajlagos fel\u00fclet\u0171 polimer anyagokban, az alacsony molekulat\u00f6meg\u0171 akadozott amin f\u00e9nystabiliz\u00e1torok legnagyobb h\u00e1tr\u00e1nya a gyenge extrakci\u00f3s ellen\u00e1ll\u00e1s, ill\u00e9konys\u00e1g \u00e9s a haszn\u00e1lat sor\u00e1n val\u00f3 k\u00f6nny\u0171 elveszt\u00e9s.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>E probl\u00e9ma megold\u00e1s\u00e1ra a Ciba-Geigy piacra dobta a Chimassorb 119 monomer polimer akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tort. Ez a f\u00e9nystabiliz\u00e1tor j\u00f3 f\u00e9nystabilit\u00e1ssal rendelkezik, \u00e9s sz\u00e9les k\u00f6rben alkalmazz\u00e1k poliolefinekben \u00e9s polisztirolokban. A polimer anyagokban a szerkezet\u00e9t az 1. \u00e1bra mutatja.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"810\" height=\"580\" class=\"wp-image-3344\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/1-3.png\" alt=\"\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/1-3.png 810w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/1-3-300x215.png 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/1-3-768x550.png 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/1-3-600x430.png 600w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Vizsg\u00e1latok kimutatt\u00e1k, hogy b\u00e1r a t\u00fal nagy molekulat\u00f6meg\u0171, akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok ellen\u00e1llnak az extrakci\u00f3nak \u00e9s nehezen ill\u00e9konyodnak, cs\u00f6kkentik a polimer anyagokban val\u00f3 migr\u00e1ci\u00f3s tulajdons\u00e1gaikat, \u00e9s befoly\u00e1solj\u00e1k f\u00e9nystabiliz\u00e1l\u00f3 hat\u00e1suk norm\u00e1lis teljes\u00edtm\u00e9ny\u00e9t. Ennek az ellentmond\u00e1snak a felold\u00e1s\u00e1ra egy optim\u00e1lis molekulat\u00f6meg-tartom\u00e1nyt kell keresni, amelyet \u00e1ltal\u00e1ban 2 000 \u00e9s 3 000 g\/mol k\u00f6z\u00f6tt szab\u00e1lyoznak a kiegyens\u00falyozottabb felhaszn\u00e1l\u00e1si hat\u00e1s el\u00e9r\u00e9se \u00e9rdek\u00e9ben.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Mivel a legt\u00f6bb g\u00e1tolt amin f\u00e9nystabiliz\u00e1tor magas l\u00fagoss\u00e1ga miatt nem lehetett savas k\u00f6rnyezetben haszn\u00e1lni, \u00e9s neh\u00e9z volt savas adal\u00e9kanyagokkal vegy\u00edteni, az 1980-as \u00e9vek v\u00e9g\u00e9n kezdtek el figyelni az alacsony l\u00fagoss\u00e1g\u00fa g\u00e1tolt amin f\u00e9nystabiliz\u00e1torokra. Szexualiz\u00e1lt kutat\u00e1s. A Ciba-Geigy N-alkilez\u00e9si reakci\u00f3val kifejlesztette a Tinuvin 123 term\u00e9ket, amely halog\u00e9ntartalm\u00fa \u00e9g\u00e9sg\u00e1tl\u00f3kkal \u00e9s k\u00e9nalap\u00fa seg\u00e9dantioxid\u00e1nsokkal kombin\u00e1lva haszn\u00e1lhat\u00f3, \u00e9s kiv\u00e1l\u00f3 f\u00e9nystabiliz\u00e1l\u00f3 hat\u00e1ssal is rendelkezik. Jelenleg a Ciba-Geigy alacsony alkalinit\u00e1s\u00fa, akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1l\u00f3 term\u00e9kei k\u00f6z\u00e9 tartozik a Chimassorb 119, a Tinuvin 371, a Tinuvin 152 \u00e9s a Cytec Cyasorb UV 3529.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>A dendritikus f\u00e9nystabiliz\u00e1torok fejleszt\u00e9se alapj\u00e1n Chen Wei a Tianjin Egyetemr\u0151l \u00e9s m\u00e1sok megtervezt\u00e9k \u00e9s szintetiz\u00e1lt\u00e1k a 2. \u00e1br\u00e1n l\u00e1that\u00f3 alacsony b\u00e1zis\u00fa, akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torokat diaminvegy\u00fcletek alapj\u00e1n, \u00e9s szisztematikus f\u00e9nystabilit\u00e1si vizsg\u00e1latot v\u00e9geztek.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"830\" height=\"482\" class=\"wp-image-3345\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/2-3.png\" alt=\"\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/2-3.png 830w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/2-3-300x174.png 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/2-3-768x446.png 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/2-3-600x348.png 600w\" sizes=\"(max-width: 830px) 100vw, 830px\" \/><\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Az \u00e1ltaluk tervezett \u00e9s szintetiz\u00e1lt I. oszt\u00e1ly\u00fa dendritikus akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tor pH-ja 9,6-9,7, ami er\u0151sen l\u00fagos, \u00e9s viszonylag l\u00fagos k\u00f6rnyezetben haszn\u00e1lhat\u00f3. Ezenk\u00edv\u00fcl az ilyen t\u00edpus\u00fa f\u00e9nystabiliz\u00e1tor olvad\u00e1spontja 50-80 \u2103, ami a legt\u00f6bb anyag feldolgoz\u00e1s\u00e1ra alkalmas, \u00e9s f\u00e9ny\u00e1tereszt\u0151 k\u00e9pess\u00e9ge j\u00f3. A II. oszt\u00e1ly\u00fa stabiliz\u00e1tor pH-ja az N-metil\u00e1l\u00e1s ut\u00e1n 8,3\uff5e8,4-re cs\u00f6kken, ami viszonylag l\u00fagos k\u00f6rnyezetben haszn\u00e1lhat\u00f3, \u00e9s kiv\u00e1l\u00f3 f\u00e9ny\u00e1tereszt\u0151 k\u00e9pess\u00e9ggel rendelkezik, k\u00fcl\u00f6n\u00f6sen a \u2161d \u00e9s \u2161e kiemelked\u0151bb, \u00e9s m\u00e9g a kereskedelemben kaphat\u00f3, akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torokkal is \u00f6sszehasonl\u00edthat\u00f3. <a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-770-tinuvin-770-cas-52829-07-9\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><span class=\"has-inline-color has-vivid-cyan-blue-color\">Tinuvin 770<\/span><\/strong><\/a>, <a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-622-tinuvin-622-cas-65447-77-0\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><span class=\"has-inline-color has-vivid-cyan-blue-color\">Tinuvin 622<\/span><\/strong><\/a> \u00e9s a Chimassorb 944 \u00f6sszehasonl\u00edthat\u00f3.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Ia, Id, IIe kiv\u00e1laszt\u00e1sra ker\u00fcltek az alkalmaz\u00e1si teljes\u00edtm\u00e9ny vizsg\u00e1lat\u00e1hoz, bele\u00e9rtve az oxid\u00e1ci\u00f3s indukci\u00f3s id\u0151szak k\u00eds\u00e9rlet\u00e9t, a mesters\u00e9ges \u00e9ghajlat gyors\u00edtott \u00f6reged\u00e9si k\u00eds\u00e9rletet, a sz\u00e9n \u00edvl\u00e1mpa mesters\u00e9ges \u00e9ghajlati \u00f6reged\u00e9si k\u00eds\u00e9rletet, a xenon l\u00e1mpa mesters\u00e9ges \u00e9ghajlati \u00f6reged\u00e9si k\u00eds\u00e9rletet, a fluoreszk\u00e1l\u00f3 ultraibolya l\u00e1mpa mesters\u00e9ges \u00e9ghajlati \u00f6reged\u00e9si k\u00eds\u00e9rletet \u00e9s a k\u00fcl\u00f6nb\u00f6z\u0151 eredm\u00e9nyeket A teljes\u00edtm\u00e9ny kiv\u00e1l\u00f3. Az Ia \u00e9s IIe antioxid\u00e1ns hat\u00e1sa nagyobb, mint az Irganox B215 antioxid\u00e1ns\u00e9, \u00e9s az anyag mechanikai tulajdons\u00e1gai jobban meg\u0151rizhet\u0151k, \u00e9s a f\u00e9nystabilit\u00e1s el\u0151nyei nagyon nyilv\u00e1nval\u00f3ak.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Ennek alapj\u00e1n a Beijing Tiangang Auxiliary Co., Ltd. \u00e9s a Tianjin Egyetem k\u00f6z\u00f6sen kifejlesztett egy dikarbonsav-\u00e9sztereken alapul\u00f3, alacsonyabb l\u00fagos dendritikus, akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tort. A szerkezeti k\u00e9plet a 3. \u00e1br\u00e1n l\u00e1that\u00f3. B\u00e1r az alacsony l\u00fagoss\u00e1g kisz\u00e9les\u00edti az akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok alkalmaz\u00e1si ter\u00fclet\u00e9t, m\u00e1s probl\u00e9m\u00e1kat is okoz.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Vegye a <strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-770-tinuvin-770-cas-52829-07-9\/\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">Tinuvin 770<\/span><\/a><\/strong> p\u00e9ldak\u00e9nt. A mechanizmus szempontj\u00e1b\u00f3l a nitroxidgy\u00f6k\u00f6k szabadgy\u00f6k\u00f6ket csapd\u00e1znak a polimer anyagokban, hogy a Tinuvin 123-hoz hasonl\u00f3 amin\u00e9ter szerkezetet hozzanak l\u00e9tre, vagyis a Tinuvin 123 k\u00e9tszeresen elvesz\u00edti az eredeti akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tor f\u00e9nystabilit\u00e1s\u00e1t. k\u00e9pess\u00e9g\u00e9t. A fenti okok alapj\u00e1n az akadozott amin f\u00e9nystabiliz\u00e1torok l\u00fagoss\u00e1g\u00e1t a t\u00e9nyleges munkak\u00f6rnyezetnek megfelel\u0151en kell megv\u00e1lasztani. Nem savas k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt nem sz\u00fcks\u00e9ges t\u00fals\u00e1gosan alacsony l\u00fagoss\u00e1gra t\u00f6rekedni. A magas l\u00fagoss\u00e1g\u00fa, akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok f\u00e9nystabiliz\u00e1l\u00f3 hat\u00e1sa nem Stabiliz\u00e1torok, amelyek nem rosszabbak az alacsony l\u00fagoss\u00e1gn\u00e1l, mint p\u00e9ld\u00e1ul a Chimassorb 944 1000-szer l\u00fagosabb, mint a <strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-622-tinuvin-622-cas-65447-77-0\/\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">Tinuvin 622<\/span><\/a><\/strong>, \u00e9s a f\u00e9nystabiliz\u00e1l\u00f3 hat\u00e1s is sokkal nagyobb.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>&nbsp;<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"720\" height=\"362\" class=\"wp-image-3347\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/3-3.png\" alt=\"\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/3-3.png 720w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/3-3-300x151.png 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/3-3-600x302.png 600w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>A jelenlegi kutat\u00e1sok fontos ir\u00e1nya, hogy m\u00e1s csoportokat vezessenek be az akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tor molekul\u00e1ba, hogy m\u00e1s funkci\u00f3kat adjanak az akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tornak. P\u00e9ld\u00e1ul az akadozott fenolcsoportok bevezet\u00e9se az akadozott amin f\u00e9nystabiliz\u00e1tor molekul\u00e1kba a f\u00e9nystabiliz\u00e1torok h\u0151- \u00e9s oxig\u00e9n-\u00f6reged\u00e9si ellen\u00e1ll\u00e1s\u00e1t fejtheti ki. A Tinuvin 144 \u00e9s a Sanol LS 2626 sikeres p\u00e9ld\u00e1k.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>A Beijing Tiangang Auxiliary Co., Ltd. \u00e9s a Tianjin Egyetem t\u00f6bbfunkci\u00f3s, akad\u00e1lyozott fenolokat tartalmaz\u00f3 f\u00e9nystabiliz\u00e1torokat tervezett \u00e9s szintetiz\u00e1lt. Vizsg\u00e1latok kimutatt\u00e1k, hogy ezek az akad\u00e1lyozott fenolos f\u00e9nystabiliz\u00e1torok j\u00f3 extrakci\u00f3s \u00e9s termikus oxid\u00e1ci\u00f3s ellen\u00e1ll\u00e1ssal rendelkeznek. A polimer anyagok kompatibilit\u00e1sa viszonylag magas, \u00e9s szerkezeti k\u00e9plete a 4. \u00e1br\u00e1n l\u00e1that\u00f3.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"642\" height=\"528\" class=\"wp-image-3348\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/4-2.png\" alt=\"\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/4-2.png 642w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/4-2-300x247.png 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/4-2-600x493.png 600w\" sizes=\"(max-width: 642px) 100vw, 642px\" \/><\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Ezenk\u00edv\u00fcl a benzofenon vagy triazin szerkezet bevezet\u00e9se a molekulaszerkezetbe lehet\u0151v\u00e9 teszi, hogy az ultraibolya f\u00e9nyt elnyelje. Jezy Zakrazewski \u00e9s m\u00e1sok sok munk\u00e1t v\u00e9geztek sz\u00e1mos akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tor szintetiz\u00e1l\u00e1s\u00e1ra, amelyek ultraibolya elnyel\u0151 funkci\u00f3val rendelkeznek. A Beijing Tiangang Auxiliary Co., Ltd. diaminvegy\u00fcleteken alapul\u00f3 benzofenoncsoportokat tartalmaz\u00f3, akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torokat tervezett \u00e9s szintetiz\u00e1lt. Az alkalmaz\u00e1si teljes\u00edtm\u00e9nyvizsg\u00e1lat kimutatta, hogy kiv\u00e1l\u00f3 ultraibolya abszorpci\u00f3s funkci\u00f3val \u00e9s fotooxidat\u00edv \u00f6reged\u00e9s elleni funkci\u00f3val rendelkezik. Szerkezeti k\u00e9plete az 5. \u00e1br\u00e1n l\u00e1that\u00f3.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>A Shanxi Vegyipari Kutat\u00f3int\u00e9zet a GW-540 kifejleszt\u00e9s\u00e9hez szervesen kombin\u00e1lta az akad\u00e1lyozott aminokat \u00e9s a foszfitokat. T Konstantinova, Zuo Hongliang \u00e9s m\u00e1sok akad\u00e1lyozott aminokat benzotriazollal kombin\u00e1ltak, hogy akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torokat \u00e1ll\u00edtsanak el\u0151. Mindkett\u0151 j\u00f3 f\u00e9nystabiliz\u00e1l\u00f3 hat\u00e1st mutat, \u00e9s a funkcion\u00e1lis sokf\u00e9les\u00e9g jellemz\u0151ivel rendelkezik.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"641\" height=\"571\" class=\"wp-image-3349\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/5.png\" alt=\"\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/5.png 641w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/5-300x267.png 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/5-600x534.png 600w\" sizes=\"(max-width: 641px) 100vw, 641px\" \/><\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Ha egy reakt\u00edv csoportot vezetnek be az akad\u00e1lyozott amin molekulaszerkezet\u00e9be, akkor a polimer el\u0151\u00e1ll\u00edt\u00e1si folyamat sor\u00e1n a polimer gerinc\u00e9hez lehet k\u00f6tni, hogy \u00e1lland\u00f3 f\u00e9nystabiliz\u00e1l\u00f3 hat\u00e1s\u00fa polimer anyagot k\u00e9pezzen, amely lek\u00fczdheti az akad\u00e1lyozott amin f\u00e9nystabilit\u00e1s\u00e1t A szer fizikai migr\u00e1ci\u00f3 vagy elp\u00e1rolg\u00e1s miatti elveszt\u00e9se. Az elm\u00falt \u00e9vekben a reakt\u00edv akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok gyorsan fejl\u0151dtek, \u00e9s a term\u00e9kek egym\u00e1s ut\u00e1n jelentek meg. P\u00e9ld\u00e1ul az Elf Atochem \u00e1ltal piacra dobott Luchem HAR100 molekul\u00e1j\u00e1ban reakt\u00edv oxalilhidrazid csoport tal\u00e1lhat\u00f3, amely amino-, izocian\u00e1t- \u00e9s epoxicsoportokkal kombin\u00e1lhat\u00f3. A csoport reakci\u00f3ba l\u00e9pve k\u00fcl\u00f6nb\u00f6z\u0151 polimerek gerinc\u00e9hez k\u00f6t\u0151dik.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>A Bolg\u00e1r Koh\u00e1szati \u00e9s K\u00e9miai Technol\u00f3giai Egyetem kutat\u00f3csoportja vezet\u0151 szerepet t\u00f6lt be a reakt\u00edv akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok kutat\u00e1s\u00e1ban. F\u00e1zistranszfer-kataliz\u00e1torok jelenl\u00e9t\u00e9ben piperidinol, alil-alkohol, benzofenon \u00e9s benzotriazol vegy\u00fcleteket szintetiz\u00e1ltak. A 6. \u00e1br\u00e1n l\u00e1that\u00f3 szerkezeti k\u00e9plet egy reakt\u00edv akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tor, amelyben a piperidinol a funkcion\u00e1lis csoportja a akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1tornak, hogy megakad\u00e1lyozza a fotooxid\u00e1ci\u00f3t az anyag fel\u00fclet\u00e9n, \u00e9s a benzofenon vagy a benzotriazol ultraibolya Az abszorber megakad\u00e1lyozhatja, hogy az anyag m\u00e9lyr\u00e9tege f\u00e9ny hat\u00e1s\u00e1ra lebomoljon, \u00e9s az akril alap biztos\u00edtja a stabiliz\u00e1tornak az anyaghoz val\u00f3 k\u00f6t\u0151d\u00e9s k\u00e9pess\u00e9g\u00e9t, \u00edgy az a polimer anyag r\u00e9sz\u00e9v\u00e9 v\u00e1lik.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>A Shanxi Tartom\u00e1nyi Vegyipari Kutat\u00f3int\u00e9zet szint\u00e9n m\u00e9lyrehat\u00f3 kutat\u00e1sokat v\u00e9gzett a reakt\u00edv akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok ter\u00fclet\u00e9n. A jelenleg n\u00e9pszer\u0171s\u00edt\u00e9s alatt \u00e1ll\u00f3 GW-628 kiv\u00e1l\u00f3 teljes\u00edtm\u00e9nnyel \u00e9s ultraibolya abszorpci\u00f3s funkci\u00f3val rendelkezik. Legnagyobb el\u0151nye, hogy sikeresen megoldja a reakt\u00edv akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok probl\u00e9m\u00e1j\u00e1t. A stabiliz\u00e1torok neh\u00e9z beolt\u00e1s\u00e1nak probl\u00e9m\u00e1ja. Vizsg\u00e1latok kimutatt\u00e1k, hogy a term\u00e9kek feldolgoz\u00e1si m\u00f3dszereinek megv\u00e1ltoztat\u00e1sa n\u00e9lk\u00fcl a GW-628 f\u00e9nystabilit\u00e1sa a mez\u0151gazdas\u00e1gi f\u00f3li\u00e1khoz \u00e9s fr\u00f6ccs\u00f6nt\u00f6tt poli\u00e9n term\u00e9kekhez jobb, mint a Chimassorb 994-\u00e9.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>&nbsp;<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"608\" height=\"299\" class=\"wp-image-3350\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/6.png\" alt=\"\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/6.png 608w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/6-300x148.png 300w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/10\/6-600x295.png 600w\" sizes=\"(max-width: 608px) 100vw, 608px\" \/><\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Az akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok a kiv\u00e1l\u00f3 teljes\u00edtm\u00e9ny\u0171 f\u00e9nystabiliz\u00e1torok egy oszt\u00e1ly\u00e1t alkotj\u00e1k. M\u00e9g mindig a kutat\u00e1s \u00e9s fejleszt\u00e9s k\u00f6z\u00e9ppontj\u00e1ban \u00e1llnak. Az \u00faj term\u00e9kek folyamatos megjelen\u00e9s\u00e9vel alkalmaz\u00e1si k\u00f6r\u00fck is b\u0151v\u00fcl. A j\u00f6v\u0151ben felv\u00e1ltj\u00e1k a hagyom\u00e1nyos f\u00e9nystabiliz\u00e1torokat. A f\u00e9nystabiliz\u00e1toripar vezet\u0151 term\u00e9k\u00e9v\u00e9 v\u00e1lnak.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<p>Az elm\u00falt \u00e9vekben a k\u00fclf\u00f6ldi kutat\u00e1s \u00e9s fejleszt\u00e9s az \u00faj fajt\u00e1k akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok viszonylag akt\u00edv volt, k\u00fcl\u00f6n\u00f6sen a multifunkcion\u00e1lis \u00e9s reakt\u00edv f\u00e9nystabiliz\u00e1torok ter\u00fclet\u00e9n, m\u00edg a hazai viszonylag elmaradott. Ennek \u00e9rdek\u00e9ben a kutat\u00f3knak az alapkutat\u00e1s meger\u0151s\u00edt\u00e9s\u00e9re kell \u00f6sszpontos\u00edtaniuk, n\u00f6velni\u00fck kell a kulcsfontoss\u00e1g\u00fa k\u00f6ztes term\u00e9kek m\u0171szaki kutat\u00e1s\u00e1t, \u00e9s szelekt\u00edven kell \u00f6sszpontos\u00edtaniuk az \u00faj, \u00f6n\u00e1ll\u00f3 szellemi tulajdonjogokkal rendelkez\u0151 fajt\u00e1k fejleszt\u00e9s\u00e9re. Hiszem, hogy a tudom\u00e1nyos kutat\u00f3k nemzed\u00e9keinek szakadatlan er\u0151fesz\u00edt\u00e9sei r\u00e9v\u00e9n az akad\u00e1lyozott amin f\u00e9nystabiliz\u00e1torok kutat\u00e1sa K\u00edn\u00e1ban biztosan a gyors fejl\u0151d\u00e9s \u00fatj\u00e1ra l\u00e9p.<\/p>\r\n<p>\r\n\r\n<\/p>\r\n<h2 class=\"wp-block-heading\"><strong>Ugyanazon sorozat term\u00e9kei<\/strong><\/h2>\r\n<table width=\"546\">\r\n<tbody>\r\n<tr>\r\n<td width=\"399\">\r\n<h4><a href=\"https:\/\/longchangchemical.com\/hu\/product\/hals-119-light-stabilizer-119-chimassorb-119\/\"><span style=\"color: #0000ff;\">HALS 119 \/ F\u00c9NYSTABILIZ\u00c1TOR 119 \/ CHIMASSORB 119<\/span><\/a><\/h4>\r\n<\/td>\r\n<td width=\"147\">\r\n<h4>106990-43-6<\/h4>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\r\n<h4><a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-123-tinuvin-123-cas-129757-67-1\/\"><span style=\"color: #0000ff;\">HALS 123 \/ F\u00c9NYSTABILIZ\u00c1TOR 123 \/ TINUVIN 123<\/span><\/a><\/h4>\r\n<\/td>\r\n<td>\r\n<h4>129757-67-1<\/h4>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\r\n<h4><a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-622-tinuvin-622-cas-65447-77-0\/\"><span style=\"color: #0000ff;\">HALS 622 \/ K\u00d6NNY\u0170 STABILIZ\u00c1TOR 622 \/ TINUVIN 622<\/span><\/a><\/h4>\r\n<\/td>\r\n<td>\r\n<h4><span style=\"color: #000000;\">65447-77-0<\/span><\/h4>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\r\n<h4><a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-770-tinuvin-770-cas-52829-07-9\/\"><span style=\"color: #0000ff;\">HALS 770 \/ K\u00d6NNY\u0170 STABILIZ\u00c1TOR 770 \/ TINUVIN 770<\/span><\/a><\/h4>\r\n<\/td>\r\n<td>\r\n<h4>52829-07-9<\/h4>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\r\n<h4><a href=\"https:\/\/longchangchemical.com\/hu\/product\/uv-light-stabilizer-783-tinuvin-783\/\"><span style=\"color: #0000ff;\">HALS 783 \/ UV F\u00c9NYSTABILIZ\u00c1TOR 783 \/ TINUVIN 783<\/span><\/a><\/h4>\r\n<\/td>\r\n<td>\u00a0<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\r\n<h4><a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-791-tinuvin-791\/\"><span style=\"color: #0000ff;\">HALS 791 \/ K\u00d6NNY\u0170 STABILIZ\u00c1TOR 791 \/ TINUVIN 791<\/span><\/a><\/h4>\r\n<\/td>\r\n<td>\u00a0<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\r\n<h4><a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-944-cas-70624-18-9\/\"><span style=\"color: #0000ff;\">HALS 944 F\u00c9NYSTABILIZ\u00c1TOR-944 CHIMASORB 944<\/span><\/a><\/h4>\r\n<\/td>\r\n<td>\r\n<h4>70624-18-9 \/ 71878-19-8<\/h4>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<p>&nbsp;<\/p>\n\n<!-- lc-commercial-start -->\n<h2>A practical selection route for photoinitiator-related projects<\/h2>\n<p>When technical buyers or formulators screen photoinitiators, the most useful decision frame is usually cure quality plus application fit: which package cures reliably, keeps appearance acceptable, and still works under the lamp, film thickness, and substrate conditions of the actual process.<\/p>\n<ul>\n<li><strong>Match the package to the lamp first:<\/strong> mercury lamps, UV LEDs, and visible-light systems can rank the same photoinitiators very differently.<\/li>\n<li><strong>Check depth cure and surface cure separately:<\/strong> a film that feels dry on top can still be weak underneath.<\/li>\n<li><strong>Balance yellowing with reactivity:<\/strong> the strongest deep-cure route is not always the best commercial choice if color or migration risk becomes unacceptable.<\/li>\n<li><strong>Use the final formula as the benchmark:<\/strong> pigment load, monomer package, and film thickness can all change the apparent ranking of the same initiator.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-bp-cas-119-61-9\/\">CHLUMINIT BP<\/a>:<\/strong> A practical type-II benchmark when benzophenone chemistry is under review.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiao-1010-cas-6683-19-8\/\">CHLUMIAO 1010<\/a>:<\/strong> A widely used primary antioxidant benchmark for long-term thermal stability.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiao-168-cas-31570-04-4\/\">CHLUMIAO 168<\/a>:<\/strong> A practical process-stability reference when hydroperoxide control matters.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/light-stabilizer-123-tinuvin-123-cas-129757-67-1\/\">CHLUMILS UV-123<\/a>:<\/strong> A strong HALS reference for weatherability-focused screens in coatings and polymers.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why are blended photoinitiator packages so common?<\/strong><br \/>Because one product may control yellowing or lamp fit well while another improves cure depth or line-speed performance, so the full package is often stronger than any single grade.<\/p>\n<p><strong>Should incomplete cure always be solved by adding more initiator?<\/strong><br \/>Not automatically. The real limitation may be the lamp, film thickness, pigment shading, or the rest of the reactive system rather than simple under-dosage.<\/p>\n<!-- lc-commercial-end -->\n\n<h2><strong><b>L\u00e9pjen kapcsolatba vel\u00fcnk most!<\/b><\/strong><\/h2>\r\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. \u00d6n is k\u00fcldhet nekem e-mailt <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"mailto:info@longchangchemical.com\">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>\r\n<p>\r\n\r\n<\/p>\r\n<p>Ezt a cikket a Longchang Chemical R&amp;D Department \u00edrta. Ha m\u00e1solni \u00e9s \u00fajranyomtatni szeretn\u00e9, k\u00e9rj\u00fck, adja meg a forr\u00e1st.<\/p>","protected":false},"excerpt":{"rendered":"<p>In recent years, in order to further improve the light stability performance of hindered amine light stabilizers and broaden their application fields, the research on hindered amine light stabilizers is<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-3343","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>Domestic research progress of hindered amine light stabilizers - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"In recent years, in order to further improve the light stability performance of hindered amine light stabilizers and broaden their application fields, t...\" \/>\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\/domestic-research-progress-of-light-stabilizers\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Domestic research progress of hindered amine light stabilizers - 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