{"id":5871,"date":"2023-01-27T14:45:46","date_gmt":"2023-01-27T14:45:46","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5871"},"modified":"2024-12-18T01:26:36","modified_gmt":"2024-12-18T01:26:36","slug":"solve-the-pcb-circuit-board-photoresist-white-oil-yellowing","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/","title":{"rendered":"Hogyan lehet megoldani a PCB \u00e1ramk\u00f6ri lap fotoreziszt feh\u00e9r olaj s\u00e1rgul\u00e1s\u00e1t?"},"content":{"rendered":"

Hogyan lehet megoldani a PCB \u00e1ramk\u00f6ri lap fotoreziszt feh\u00e9r olaj s\u00e1rgul\u00e1s\u00e1t?<\/strong><\/h1>\n

Nyomtatott \u00e1ramk\u00f6ri lap fotoreziszt feh\u00e9r olaj tartozik a nyomtatott \u00e1ramk\u00f6ri lap fotoreziszt tinta, \u00e9s fotoreziszt tinta sok k\u00f6z\u00f6s pontja van, \u00e1llnak gyanta, monomer, inici\u00e1tor, h\u00edg\u00edt\u00f3, h\u00edg\u00edt\u00f3, t\u00f6lt\u0151anyag, sz\u00ednes por, adal\u00e9kanyagok, a f\u0151 k\u00fcl\u00f6nbs\u00e9g t\u00fckr\u00f6z\u0151dik a k\u00fcl\u00f6nb\u00f6z\u0151 nyersanyagok haszn\u00e1lata, ez a cikk a gyanta, inici\u00e1tor, sz\u00ednes por \u00e9s adal\u00e9kanyagok, hogy elemezze az okok a fotoreziszt feh\u00e9r olaj s\u00e1rgul\u00e1s \u00e9s jav\u00edtja a m\u00f3dszert.<\/p>\n

 <\/p>\n

I. Gyanta<\/strong><\/h2>\n

Az els\u0151 vita a gyanta, ismert, hogy a gyanta a v\u00e1z a tinta elengedhetetlen a fotoreziszt feh\u00e9r olaj gyanta k\u00fcl\u00f6n\u00f6sen fontos, fotoreziszt tinta (mint p\u00e9ld\u00e1ul a z\u00f6ld olaj, fekete olaj, k\u00e9k olaj) haszn\u00e1lt gyanta t\u00f6bb mint o-krezol novolac epoxigyanta vagy biszfenol A epoxigyanta m\u00f3dos\u00edtott az els\u0151 oltv\u00e1ny akrilsav, hogy vezessen be egy f\u00e9nyk\u00e9p\u00e9szeti csoport kett\u0151s k\u00f6t\u00e9s, majd oltv\u00e1ny anhidrid bevezetni alk\u00e1li fejleszt\u0151 csoport karboxil csoport. Az ilyen szerkezet\u0171 gyanta benzolgy\u0171r\u0171s szerkezet\u0171, \u00e9s a benzolgy\u0171r\u0171s szerkezet k\u00f6nnyen termel szabad gy\u00f6k\u00f6ket az UV-sug\u00e1rz\u00e1s hat\u00e1s\u00e1ra, \u00e9s konjug\u00e1lt rendszert hoz l\u00e9tre sz\u00ednkibocs\u00e1t\u00f3 csoportokkal, \u00e9s v\u00e9g\u00fcl k\u00f6nnyen s\u00e1rgul.<\/p>\n

Ez a szerkezet a gyanta k\u00e9sz\u00fclt fotoreziszt feh\u00e9r olaj s\u00e1rgul\u00e1s komolyabb, alapvet\u0151en nem tudja kiel\u00e9g\u00edteni az \u00fcgyfelek ig\u00e9nyeit, \u00edgy a jelenlegi fotoreziszt feh\u00e9r olaj a gyanta seg\u00edts\u00e9g\u00e9vel a gyanta t\u00f6bbnyire akrilgyanta, \u00e1ltal\u00e1ban egy epoxi csoport akril\u00e1t kopolimer, majd olt\u00e1s akrilsav, hogy vezessen be egy f\u00e9nyk\u00e9p\u00e9szeti csoport kett\u0151s k\u00f6t\u00e9s, \u00e9s v\u00e9g\u00fcl olt\u00e1s anhidrid bevezet\u00e9se alk\u00e1li fejleszt\u0151 csoport karboxil csoport.<\/p>\n

Ez az akril szerkezet az alk\u00e1li fejleszt\u0151 gyanta miatt az alif\u00e1s akril epoxigyanta, ultraibolya f\u00e9ny vagy magas h\u0151m\u00e9rs\u00e9klet nem k\u00f6nny\u0171 el\u0151\u00e1ll\u00edtani sz\u00ednez\u0151 csoportok, szil\u00e1rd anti-s\u00e1rgul\u00e1s hat\u00e1sa, hogy kiv\u00e1l\u00f3bb.<\/p>\n

2. a kezdem\u00e9nyez\u0151<\/strong><\/h2>\n

Mivel ez a pap\u00edr t\u00e1rgyalja a fotoreziszt feh\u00e9r olaj, a rendszer term\u00e9szetesen kevesebb fotoinici\u00e1torok. F\u00e9nyellen\u00e1ll\u00f3 tinta rendszer inici\u00e1tor t\u00f6bbnyire izopropil-tioantron (ITX), 2-metil-1-(4-metil-tiofenil)-2-morfolin-1-propanon (907), 2-benzil-2-dimetilamino-1-(4-morfolinofenil) butanon (369), ez az inici\u00e1tor rendszer fotoinici\u00e1l\u00f3 aktivit\u00e1sa nagyon magas, alapvet\u0151en megfelel a legt\u00f6bb f\u00e9nyellen\u00e1ll\u00f3 tinta haszn\u00e1lat\u00e1nak, de az ilyen inici\u00e1torok A k\u00f6z\u00f6s jellemz\u0151je, hogy ezek az inici\u00e1torok tartalmaznak k\u00e9nt, nitrog\u00e9nt \u00e9s m\u00e1s heteroatomok, miut\u00e1n ultraibolya sug\u00e1rz\u00e1s is k\u00f6nnyen el\u0151\u00e1ll\u00edtani kromoforok \u00e9s s\u00e1rgul\u00e1s, \u00edgy ez inici\u00e1tor rendszer nem alkalmas a haszn\u00e1lata fotoreziszt feh\u00e9r olaj.<\/p>\n

Fotoreziszt feh\u00e9r olaj jelenleg haszn\u00e1lt t\u00f6bb inici\u00e1tor rendszer nem k\u00f6nny\u0171, hogy s\u00e1rgul\u00f3 term\u00e9kek, mint p\u00e9ld\u00e1ul az 1-hidroxi-ciklohexil fenil-keton (HCPK), 2,4,6-trimetil-benzoil-difenil-foszfin-oxid (TPO), fenil-bisz (2,4,6-trimetil-benzoil) foszfin-oxid (819), k\u00fcl\u00f6n\u00f6sen TPO, ez egy szabad gy\u00f6k\u00f6s fotoinici\u00e1tor, alkalmas az alacsony s\u00e1rgul\u00e1s \u00e9s feh\u00e9r rendszer, a fotobleaching hat\u00e1s.<\/p>\n

 <\/p>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Fotoinici\u00e1tor TPO<\/span><\/a><\/td>\nCAS 75980-60-8<\/td>\n<\/tr>\n
Fotoinici\u00e1tor TMO<\/span><\/a><\/td>\nCAS 270586-78-2<\/td>\n<\/tr>\n
PD-01 fotoinici\u00e1tor<\/span><\/a><\/td>\nCAS 579-07-7<\/td>\n<\/tr>\n
Fotoinici\u00e1tor PBZ<\/span><\/a><\/td>\nCAS 2128-93-0<\/td>\n<\/tr>\n
OXE-02 fotoinici\u00e1tor<\/span><\/a><\/td>\nCAS 478556-66-0<\/td>\n<\/tr>\n
Fotoinici\u00e1tor OMBB<\/span><\/a><\/td>\nCAS 606-28-0<\/td>\n<\/tr>\n
Fotoinici\u00e1tor MPBZ (6012)<\/span><\/a><\/td>\nCAS 86428-83-3<\/td>\n<\/tr>\n
Fotoinici\u00e1tor MBP<\/span><\/a><\/td>\nCAS 134-84-9<\/td>\n<\/tr>\n
Fotoinici\u00e1tor MBF<\/span><\/a><\/td>\nCAS 15206-55-0<\/td>\n<\/tr>\n
Fotoinici\u00e1tor LAP<\/span><\/a><\/td>\nCAS 85073-19-4<\/td>\n<\/tr>\n
Fotoinici\u00e1tor ITX<\/span><\/a><\/td>\nCAS 5495-84-1<\/td>\n<\/tr>\n
EMK fotoinici\u00e1tor<\/span><\/a><\/td>\nCAS 90-93-7<\/td>\n<\/tr>\n
Fotoinici\u00e1tor EHA<\/span><\/a><\/td>\nCAS 21245-02-3<\/td>\n<\/tr>\n
Fotoinici\u00e1tor EDB<\/span><\/a><\/td>\nCAS 10287-53-3<\/td>\n<\/tr>\n
DETX fotoinici\u00e1tor<\/span><\/a><\/td>\nCAS 82799-44-8<\/td>\n<\/tr>\n
Fotoinici\u00e1tor CQ \/ k\u00e1mforkinon<\/span><\/a><\/td>\nCAS 10373-78-1<\/td>\n<\/tr>\n
Fotoinici\u00e1tor CBP<\/span><\/a><\/td>\nCAS 134-85-0<\/td>\n<\/tr>\n
BP \/ benzofenon fotoinici\u00e1tor<\/span><\/a><\/td>\nCAS 119-61-9<\/td>\n<\/tr>\n
Fotoinici\u00e1tor BMS<\/span><\/a><\/td>\nCAS 83846-85-9<\/td>\n<\/tr>\n
F\u00e9nykezdem\u00e9nyez\u0151 938<\/span><\/a><\/td>\nCAS 61358-25-6<\/td>\n<\/tr>\n
Fotoinici\u00e1tor 937<\/span><\/a><\/td>\nCAS 71786-70-4<\/td>\n<\/tr>\n
Fotoinici\u00e1tor 819 DW<\/span><\/a><\/td>\nCAS 162881-26-7<\/td>\n<\/tr>\n
Fotoinici\u00e1tor 819<\/span><\/a><\/td>\nCAS 162881-26-7<\/td>\n<\/tr>\n
Fotoinici\u00e1tor 784<\/span><\/a><\/td>\nCAS 125051-32-3<\/td>\n<\/tr>\n
754 fotoinici\u00e1tor<\/span><\/a><\/td>\nCAS 211510-16-6 442536-99-4<\/td>\n<\/tr>\n
Fotoinici\u00e1tor 6993<\/span><\/a><\/td>\nCAS 71449-78-0<\/td>\n<\/tr>\n
6976 fotoinici\u00e1tor<\/span><\/a><\/td>\nCAS 71449-78-0 89452-37-9 108-32-7<\/td>\n<\/tr>\n
Fotoinici\u00e1tor 379<\/span><\/a><\/td>\nCAS 119344-86-4<\/td>\n<\/tr>\n
Fotoinici\u00e1tor 369<\/span><\/a><\/td>\nCAS 119313-12-1<\/td>\n<\/tr>\n
Fotoinici\u00e1tor 160<\/a><\/span><\/td>\nCAS 71868-15-0<\/td>\n<\/tr>\n
F\u00e9nyind\u00edt\u00f3 1206<\/span><\/a><\/td>\n<\/td>\n<\/tr>\n
1173 fotoinici\u00e1tor<\/span><\/a><\/td>\nCAS 7473-98-5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

H\u00e1rom, sz\u00ednes por<\/strong><\/h2>\n

Fotoreziszt tinta nagyon kis mennyis\u00e9g\u0171 sz\u00ednes por, \u00e1ltal\u00e1ban ftalocianin k\u00e9k, ftalocianin z\u00f6ld \u00e9s m\u00e1s szerves sz\u00edn\u0171 por, az adal\u00e9kanyag mennyis\u00e9ge \u00e1ltal\u00e1ban n\u00e9h\u00e1ny milliomodr\u00e9sz \u00e9s n\u00e9h\u00e1ny ezredr\u00e9sz k\u00f6z\u00f6tt van, \u00e9s a fotoreziszt feh\u00e9r olaj, amely sz\u00ednes port haszn\u00e1l, f\u0151leg tit\u00e1n-dioxid, a tartalom \u00e1ltal\u00e1ban 20-40%, a jelenlegi piaci mainstream tit\u00e1n-dioxid anat\u00e1z \u00e9s rutil, anat\u00e1z tit\u00e1n-dioxid a f\u00e9nysz\u00f3r\u00e1s, feh\u00e9rs\u00e9g \u00e9s a lefedetts\u00e9g jobb, de az id\u0151j\u00e1r\u00e1s\u00e1ll\u00f3s\u00e1g a gyeng\u00e9bb, m\u00edg az anat\u00e1z tit\u00e1n-dioxid maga a polimer \u00e9s a mell\u00e9khat\u00e1sok az \u00f6nkatalitikus reped\u00e9s \u00f6reged\u00e9s; rutil tit\u00e1n-dioxid, mert a fel\u00fcletkezel\u00e9s, \u00edgy az id\u0151j\u00e1r\u00e1s\u00e1ll\u00f3s\u00e1g jobb, fotoreziszt feh\u00e9r olaj k\u00e9sz\u00fcl egy csom\u00f3 vil\u00e1g\u00edt\u00f3 panelek (p\u00e9ld\u00e1ul aut\u00f3ipari f\u00e9nypanelek, LED-es f\u00e9nypanelek), hossz\u00fa t\u00e1v\u00fa f\u00e9nyexpoz\u00edci\u00f3, az id\u0151j\u00e1r\u00e1s\u00e1ll\u00f3s\u00e1gi k\u00f6vetelm\u00e9nyek viszonylag magasak, \u00edgy az el\u0151ny\u00f6s rutil tit\u00e1n-dioxid. Jelenleg a piac rutinszer\u0171en haszn\u00e1lja a tit\u00e1n-dioxidot, mint p\u00e9ld\u00e1ul a DuPont R706, R960, R103, Ishihara R680, stb.<\/p>\n

Ezen t\u00falmen\u0151en, fotoreziszt feh\u00e9r olaj annak \u00e9rdek\u00e9ben, hogy az emberek \u00fagy \u00e9rzik, t\u00f6bb feh\u00e9r hat\u00e1s, \u00e1ltal\u00e1ban adjunk hozz\u00e1 n\u00e9h\u00e1ny k\u00e9k f\u00e1zis\u00fa sz\u00ednes por a rendszerben, a hagyom\u00e1nyos k\u00e9k f\u00e1zis\u00fa ftalocianin k\u00e9k ezek a szerves k\u00e9k por \u00e9rz\u00e9keny ultraibolya f\u00e9ny vagy magas h\u0151m\u00e9rs\u00e9klet\u0171 \u00f6reged\u00e9s, \u00e1ltal\u00e1ban nem haszn\u00e1lj\u00e1k; \u00e1ltal\u00e1nosan haszn\u00e1lt ultramarine, mert ultramarine egy szervetlen anyag, nem k\u00f6nny\u0171 felold\u00f3dni magas h\u0151m\u00e9rs\u00e9kleten, \u00e9s nem k\u00f6nny\u0171 megrepedni mag\u00e1t s\u00e1rgul\u00e1s, amellett, hogy ultramarine lehet megsz\u00fcntetni fotoreziszt feh\u00e9r olaj a s\u00e1rga f\u00e9ny, hogy jav\u00edtsa a feh\u00e9r hat\u00e1s. A feh\u00e9r hat\u00e1sa.<\/p>\n

4. adal\u00e9kanyagok<\/strong><\/h2>\n

Fotoreziszt feh\u00e9r olaj rendszer seg\u00edts\u00e9g\u00e9vel a gyanta magas h\u0151m\u00e9rs\u00e9kleten vagy hossz\u00fa t\u00e1v\u00fa ultraibolya sug\u00e1rz\u00e1s lesz \u00f6reged\u00e9si folyamat, ez az \u00f6reged\u00e9s a polimer hasad\u00e1s termelni akt\u00edv gy\u00f6k\u00f6k folyamatos reakci\u00f3 folyamat, majd has\u00edt\u00e1s \u00f6reged\u00e9s s\u00e1rgul\u00e1s, \u00edgy fotoreziszt feh\u00e9r olaj mellett hozz\u00e1ad\u00e1sa szintez\u0151 szer, diszperg\u00e1l\u00f3szer, habz\u00e1sg\u00e1tl\u00f3 \u00e9s egy\u00e9b \u00e1ltal\u00e1nos adal\u00e9kanyagok, meg kell adni a speci\u00e1lis anti-s\u00e1rgul\u00e1s adal\u00e9kanyagok, a jelenlegi piaci haszn\u00e1lata antioxid\u00e1nsok els\u0151sorban a k\u00f6vetkez\u0151 h\u00e1rom .<\/p>\n

4.1 Amin antioxid\u00e1ns<\/p>\n

Az amin antioxid\u00e1ns hat\u00e1s elve az, hogy megakad\u00e1lyozza vagy g\u00e1tolja a l\u00e1ncind\u00edt\u00e1si reakci\u00f3t \u00e9s a l\u00e1nc n\u00f6veked\u00e9si reakci\u00f3t a peroxi gy\u00f6k\u00f6k befog\u00e1s\u00e1val, ez\u00e1ltal megsz\u00fcntetve a szabad gy\u00f6k\u00f6s l\u00e1ncreakci\u00f3t az oxid\u00e1ci\u00f3 megakad\u00e1lyoz\u00e1sa \u00e9rdek\u00e9ben, r\u00f6viden, az \u00f6reged\u00e9sg\u00e1tl\u00f3 hat\u00e1s el\u00e9r\u00e9se \u00e9rdek\u00e9ben, mint p\u00e9ld\u00e1ul a p-fenil\u00e9ndiamin, fenotiazin, de k\u00f6nnyen oxid\u00e1lhat\u00f3 \u00e9s elsz\u00ednez\u0151dik, a fotoreziszt feh\u00e9r olajban nem k\u00f6nny\u0171 hozz\u00e1adni.<\/p>\n

4.2 Fenolos antioxid\u00e1nsok<\/p>\n

A bit-blokkol\u00f3 fenolos antioxid\u00e1nsok t\u00e9rben akad\u00e1lyozott szerkezet\u0171 fenolos vegy\u00fcletek, mint p\u00e9ld\u00e1ul a BASF Irganox 1010, Irganox 1076, Japan Sumitomo GA-80.<\/p>\n

A helyben blokkolt fenolos antioxid\u00e1nsok m\u0171k\u00f6d\u00e9si elve els\u0151sorban a reakt\u00edv szabad gy\u00f6k\u00f6k befog\u00e1sa, hogy inakt\u00edv szabad gy\u00f6k\u00f6ket hozzanak l\u00e9tre, \u00edgy a l\u00e1ncreakci\u00f3 megsz\u0171nik, a hat\u00e1smechanizmus a k\u00f6vetkez\u0151.<\/p>\n

 <\/p>\n

Ez a fajta antioxid\u00e1ns \u00e1ltal\u00e1nos antioxid\u00e1ns a fotoreziszt feh\u00e9r olajhoz, \u00e1ltal\u00e1ban nem \u00f6nmag\u00e1ban haszn\u00e1lt, \u00e9s a legjobb hat\u00e1s\u00fa kieg\u00e9sz\u00edt\u0151 antioxid\u00e1nsok.<\/p>\n

4.3 Kieg\u00e9sz\u00edt\u0151 antioxid\u00e1nsok<\/p>\n

A seg\u00e9dantioxid\u00e1nsok f\u0151k\u00e9nt a bit-blokkol\u00f3 fenolos antioxid\u00e1nsokkal szinergikusak, ez a kateg\u00f3ria f\u0151k\u00e9nt foszfit-\u00e9szterek \u00e9s tio\u00e9szterek, szerep\u00fck els\u0151sorban a hidroperoxidok \u00e1ltal gener\u00e1lt polimer \u00f6reged\u00e9si folyamat elpuszt\u00edt\u00e1sa, \u00e9s a polimer \u00f6noxid\u00e1ci\u00f3s folyamat id\u0151ben t\u00f6rt\u00e9n\u0151 le\u00e1ll\u00edt\u00e1sa. Jelenleg a piacon ezek a term\u00e9kek f\u0151k\u00e9nt foszfit\u00e9szter oszt\u00e1ly h\u00e1rom [2,4-di-tert-butil-fenil] foszfit (k\u00f6zismert nev\u00e9n antioxid\u00e1ns 168).<\/p>\n

Fotoreziszt feh\u00e9r olaj \u00e1ltal\u00e1ban haszn\u00e1lt bit ellen\u00e1llni fenol antioxid\u00e1ns \u00e9s seg\u00e9d antioxid\u00e1ns, a piac a term\u00e9kkel, els\u0151sorban a m\u0171anyag magas h\u0151m\u00e9rs\u00e9klet\u0171 fr\u00f6ccs\u00f6nt\u00e9s, \u00e9s az alkalmaz\u00e1s a fotoreziszt feh\u00e9r olaj is kell, hogy legyen t\u00e1rgya a k\u00eds\u00e9rleti eredm\u00e9nyek.<\/p>\n

A fotoreziszt feh\u00e9r olaj fejleszt\u00e9s\u00e9ben \u00f6sszpontos\u00edtson a fenti pontokra, figyeljen a nyersanyagok kiv\u00e1laszt\u00e1s\u00e1ra \u00e9s illeszt\u00e9s\u00e9re, \u00e9s v\u00e9g\u00fcl a k\u00e9plet optimaliz\u00e1l\u00e1s\u00e1val gyorsan kifejleszthet egy fotoreziszt feh\u00e9r olajat, amely kiv\u00e1l\u00f3an ellen\u00e1ll a s\u00e1rgul\u00e1snak.<\/p>\n

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

Ha sz\u00fcks\u00e9ge van az UV fotoinici\u00e1tor COA, MSDS vagy TDS adataira, 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 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":"

Hogyan lehet megoldani a PCB \u00e1ramk\u00f6ri lap fotoreziszt feh\u00e9r olaj s\u00e1rgul\u00e1s\u00e1t? Nyomtatott \u00e1ramk\u00f6ri lap fotoreziszt feh\u00e9r olaj tartozik a nyomtatott \u00e1ramk\u00f6ri lap fotoreziszt tinta, \u00e9s fotoreziszt tinta sok k\u00f6z\u00f6s pont, \u00e1llnak gyanta, monomer, inici\u00e1tor, h\u00edg\u00edt\u00f3, h\u00edg\u00edt\u00f3, t\u00f6lt\u0151anyag, sz\u00ednes por, adal\u00e9kanyagok, a f\u0151 k\u00fcl\u00f6nbs\u00e9g t\u00fckr\u00f6z\u0151dik a k\u00fcl\u00f6nb\u00f6z\u0151 nyersanyagok haszn\u00e1lata, [...].<\/p>","protected":false},"author":1,"featured_media":4174,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-5871","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-catalysts-chemical-auxiliary-agents"],"yoast_head":"\nHow to solve the PCB circuit board photoresist white oil yellowing? - 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\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to solve the PCB circuit board photoresist white oil yellowing? - Longchang Chemical\" \/>\n<meta property=\"og:description\" content=\"How to solve the PCB circuit board photoresist white oil yellowing? Printed circuit board photoresist white oil belongs to the printed circuit board photoresist ink, and photoresist ink has many common points, are composed of resin, monomer, initiator, diluent, filler, color powder, additives, the main difference is reflected in the use of different raw materials, […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/longchangchemical.com\/hu\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/\" \/>\n<meta property=\"og:site_name\" content=\"Longchang Chemical\" \/>\n<meta property=\"article:published_time\" content=\"2023-01-27T14:45:46+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-12-18T01:26:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/01\/Appearance-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Longchang Chemical\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/longchangchemical.com\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/longchangchemical.com\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/\"},\"author\":{\"name\":\"Longchang Chemical\",\"@id\":\"https:\/\/longchangchemical.com\/#\/schema\/person\/ecb1ad846136c6f1ca534b62978c6a8e\"},\"headline\":\"How to solve the PCB circuit board photoresist white oil yellowing?\",\"datePublished\":\"2023-01-27T14:45:46+00:00\",\"dateModified\":\"2024-12-18T01:26:36+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/longchangchemical.com\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/\"},\"wordCount\":1278,\"publisher\":{\"@id\":\"https:\/\/longchangchemical.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/longchangchemical.com\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/01\/Appearance-1.jpg\",\"articleSection\":[\"Catalysts & Chemical Auxiliary Agents\"],\"inLanguage\":\"hu\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/longchangchemical.com\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/\",\"url\":\"https:\/\/longchangchemical.com\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/\",\"name\":\"How to solve the PCB circuit board photoresist white oil yellowing? 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- Longchang Chemical","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/longchangchemical.com\/hu\/solve-the-pcb-circuit-board-photoresist-white-oil-yellowing\/","og_locale":"hu_HU","og_type":"article","og_title":"How to solve the PCB circuit board photoresist white oil yellowing? - Longchang Chemical","og_description":"How to solve the PCB circuit board photoresist white oil yellowing? 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