{"id":5797,"date":"2022-12-17T13:33:04","date_gmt":"2022-12-17T13:33:04","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5797"},"modified":"2026-04-28T10:42:11","modified_gmt":"2026-04-28T10:42:11","slug":"effect-of-uv-monomer-on-uv-curable-oxygen-blocking","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/tr\/effect-of-uv-monomer-on-uv-curable-oxygen-blocking\/","title":{"rendered":"UV monomerin UV ile k\u00fcrlenebilen oksijen engelleme \u00fczerindeki etkisi nedir?"},"content":{"rendered":"

UV monomerin UV ile k\u00fcrlenebilen oksijen engelleme \u00fczerindeki etkisi nedir?<\/strong><\/h1>\n

<\/p>\n

Quick answer:<\/strong> For UV monomer and resin selection, the key commercial question is not \u201cwhich material is best in general\u201d but \u201cwhich package delivers the right balance of flow, cure, adhesion, and durability in the real application.\u201d<\/p>\n

<\/p>\n

1.2 Numune haz\u0131rlama ve test etme
\nMonomer ve ba\u015flat\u0131c\u0131, monomerin safla\u015ft\u0131r\u0131lmad\u0131\u011f\u0131 durumlarda do\u011fru bir \u015fekilde tart\u0131lm\u0131\u015f ve manyetik bir kar\u0131\u015ft\u0131r\u0131c\u0131 ile homojen bir \u015fekilde kar\u0131\u015ft\u0131r\u0131lm\u0131\u015ft\u0131r. UV-DSC, statik hava atmosferi ve nitrojen atmosferi alt\u0131nda UV k\u00fcrleme deneylerini ger\u00e7ekle\u015ftirmek i\u00e7in kullan\u0131ld\u0131 ve numuneler her seferinde e\u015fit miktarlarda al\u0131nd\u0131, b\u00f6ylece krozedeki numunelerin kal\u0131nl\u0131\u011f\u0131 ayn\u0131 oldu. UV-DSC program\u0131, numune s\u0131cakl\u0131\u011f\u0131n\u0131 2 dakika boyunca sabit tutacak \u015fekilde ayarlanm\u0131\u015f, ard\u0131ndan \u0131\u015f\u0131k kayna\u011f\u0131 program taraf\u0131ndan otomatik olarak a\u00e7\u0131lm\u0131\u015f ve UV \u0131\u015f\u0131\u011f\u0131 (dalga boyu aral\u0131\u011f\u0131 325-400 nm), numune krozesini ve referans krozesini ayd\u0131nlatmak i\u00e7in cam fiber taraf\u0131ndan DSC h\u00fccresine sokulmu\u015f ve DSC, numune fotok\u00fcrleme i\u015fleminin \u0131s\u0131 ak\u0131\u015f de\u011ferini \u00f6l\u00e7m\u00fc\u015ft\u00fcr. I\u015f\u0131k yo\u011funlu\u011fu 48,27 mW-cm-2 olarak \u00f6l\u00e7\u00fclm\u00fc\u015ft\u00fcr. I\u015f\u0131k yo\u011funlu\u011fu, numune krozesinin taban\u0131na karbon siyah\u0131 yay\u0131larak belirlenmi\u015f ve \u0131\u015f\u0131k taraf\u0131ndan emilen enerji UV-DSC ile \u00f6l\u00e7\u00fclm\u00fc\u015f ve \u0131\u015f\u0131k yo\u011funlu\u011funu elde etmek i\u00e7in kroze taban alan\u0131na b\u00f6l\u00fcnm\u00fc\u015ft\u00fcr.<\/p>\n

2 Sonu\u00e7lar ve tart\u0131\u015fma<\/strong><\/h2>\n

2.1 Veri i\u015fleme<\/strong><\/h2>\n

I\u015f\u0131kla k\u00fcrlenme oran\u0131 \u015fu \u015fekilde hesaplanm\u0131\u015ft\u0131r<\/p>\n

I\u015f\u0131kla k\u00fcrlenme oran\u0131 R=dC\/dt=(dH\/dt)\/Hmax, burada dH\/dt UV-DSC ile \u00f6l\u00e7\u00fclen \u0131\u015f\u0131kla k\u00fcrlenme s\u00fcrecinin zamana kar\u015f\u0131 entalpi e\u011frisindeki \u0131s\u0131 ak\u0131\u015f de\u011feridir; Hmax, \u0131\u015f\u0131kla k\u00fcrlenme ekzotermik pikinin entegre edilmesiyle elde edilen, 200 s \u0131\u015f\u0131\u011fa maruz kalma s\u00fcresinde numunenin toplam polimerizasyon \u0131s\u0131s\u0131d\u0131r. I\u015f\u0131kla k\u00fcrlenme s\u00fcrecinin maksimum k\u00fcrlenme oran\u0131na kar\u015f\u0131l\u0131k gelen zaman tmax't\u0131r. Serbest radikal polimerizasyonu otomatik olarak h\u0131zland\u0131r\u0131lm\u0131\u015f fenomen, zaman t\u00fcrevine \u0131\u015f\u0131kla k\u00fcrlenme oran\u0131 e\u011frisi, tamax olarak kaydedilen zamana kar\u015f\u0131l\u0131k gelen e\u011frinin maksimum de\u011feri, bu s\u00fcre \u0131\u015f\u0131kla k\u00fcrlenme oran\u0131n\u0131n en h\u0131zl\u0131 b\u00fcy\u00fcyen s\u00fcresi olarak kabul edilebilir, \u015fu anda sistem oksijen engelleme ve kafes etkisi ve birincil radikallerin t\u00fcketimi \u00fczerindeki di\u011fer fakt\u00f6rler minimuma iner. Serbest radikal ba\u015flat\u0131c\u0131 monomer h\u0131zla polimerle\u015fmeye ba\u015flar.<\/p>\n

Numune i\u00e7indeki ba\u015flat\u0131c\u0131 i\u00e7eri\u011finin (molar fraksiyon) \u03b1 hesaplanmas\u0131:<\/p>\n

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Burada n ba\u015flat\u0131c\u0131 sistemdeki ba\u015flat\u0131c\u0131n\u0131n molar miktar\u0131, f monomerin fonksiyonel derecesi ve n monomer sistemdeki monomerin molar miktar\u0131d\u0131r. \u015eekil 1, bir b\u00f6l\u00fcnme tipi olan Irgacure-184 ba\u015flat\u0131c\u0131s\u0131n\u0131n molek\u00fcler yap\u0131s\u0131n\u0131 g\u00f6stermektedir ve form\u00fcl (1)'deki \"2\", ba\u015flat\u0131c\u0131n\u0131n bir molek\u00fcl\u00fcn\u00fcn \u0131\u015f\u0131\u011fa maruz b\u0131rak\u0131larak teorik olarak iki radikal molek\u00fcl\u00fcne ayr\u0131\u015ft\u0131r\u0131labilece\u011fi anlam\u0131na gelmektedir.<\/p>\n

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Irgacure-184'\u00fcn yap\u0131sal form\u00fcl\u00fc<\/p>\n

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\u015eekil 2, 4% ba\u015flat\u0131c\u0131 i\u00e7eri\u011finde (k\u00fctle fraksiyonu) farkl\u0131 monomerlerin \u0131\u015f\u0131kla k\u00fcrlenme h\u0131z e\u011frilerini g\u00f6stermektedir. \u015eekilden de g\u00f6r\u00fclebilece\u011fi gibi, farkl\u0131 monomerler i\u00e7in, \u00f6n k\u00fcrlenme d\u00f6nemindeki k\u00fcrlenme h\u0131z\u0131nda farkl\u0131l\u0131klar vard\u0131r ve bu fark ayn\u0131 zamanda zamanla da ifade edilir, bu da farkl\u0131 monomer UV k\u00fcrlenmesinin h\u0131zda zaman farkl\u0131l\u0131klar\u0131 oldu\u011funu g\u00f6sterir. Monomerin \u0131\u015f\u0131kla k\u00fcrlenme h\u0131z\u0131n\u0131n en h\u0131zl\u0131 artt\u0131\u011f\u0131 tamax zaman\u0131 ve maksimum \u0131\u015f\u0131kla k\u00fcrlenme h\u0131z\u0131na kar\u015f\u0131l\u0131k gelen tmax zaman\u0131, ba\u015flat\u0131c\u0131 i\u00e7eri\u011finin de\u011fi\u015fim e\u011frisi ile kar\u015f\u0131la\u015ft\u0131r\u0131lm\u0131\u015f ve sonu\u00e7lar \u015eekil 3'te g\u00f6sterilmi\u015ftir.<\/p>\n

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4% ba\u015flat\u0131c\u0131 ile farkl\u0131 monomerlerin UV-k\u00fcrle\u015fme h\u0131z\u0131 e\u011frileri<\/p>\n

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\u0130li\u015fkisi\u00a0t<\/i>amax\u00a0<\/sub>ve\u00a0t<\/i>maksimum<\/sub>\u00a0Farkl\u0131 monomerlerin havada k\u00fcrlenme s\u00fcrecinde ba\u015flat\u0131c\u0131 i\u00e7erikleri ile<\/p>\n

\u015eekil 3, numunedeki ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi \u03b1'n\u0131n bir fonksiyonu olarak hava alt\u0131nda farkl\u0131 monomerlerin \u0131\u015f\u0131kla k\u00fcrlenmesi i\u00e7in tmax ve tamax e\u011frilerini g\u00f6stermektedir. K\u00fcrlenmenin erken a\u015famas\u0131nda, oksijen mevcut oldu\u011funda, \u0131\u015f\u0131k nedeniyle fotoba\u015flat\u0131c\u0131 taraf\u0131ndan \u00fcretilen reaktif radikallerin bir k\u0131sm\u0131 numunede \u00e7\u00f6z\u00fcnm\u00fc\u015f oksijen taraf\u0131ndan t\u00fcketilir ve di\u011fer k\u0131sm\u0131 monomer polimerizasyonunu ba\u015flat\u0131r. Oksijen engelleme etkisi, ba\u015flat\u0131c\u0131 ve monomer radikallerinin ayr\u0131\u015fmas\u0131yla olu\u015fan radikalleri t\u00fcketir, b\u00f6ylece \u0131\u015f\u0131kla k\u00fcrlemenin tamax ve tmax b\u00fcy\u00fckl\u00fc\u011f\u00fcn\u00fc etkiler, bu da \u0131\u015f\u0131kla k\u00fcrlemenin oksijen ve ba\u015flat\u0131c\u0131 i\u00e7eri\u011fine duyarl\u0131l\u0131\u011f\u0131n\u0131 yans\u0131t\u0131r. \u015eekil 3a'da g\u00f6r\u00fcld\u00fc\u011f\u00fc gibi, her bir monomerin \u0131\u015f\u0131kla k\u00fcrlenmesinin tamax'\u0131, ba\u015flat\u0131c\u0131 i\u00e7eri\u011finin belirli bir d\u00fczende artmas\u0131yla azalmaktad\u0131r. \u015eekil 3b'de, her bir monomerin \u0131\u015f\u0131kla k\u00fcrlenmesinin tmax de\u011feri, ba\u015flat\u0131c\u0131 i\u00e7eri\u011finin artmas\u0131yla belirli bir dalgalanma g\u00f6stermektedir. Bunun nedeni, k\u00fcrlenme reaksiyon h\u0131z\u0131 maksimuma ula\u015ft\u0131\u011f\u0131nda, sistemin y\u00fcksek bir k\u00fcrlenme derecesine ula\u015fm\u0131\u015f olmas\u0131 ve cams\u0131 etki nedeniyle molek\u00fcler zincir segmentlerinin kademeli olarak donmas\u0131 ve \u0131\u015f\u0131kla k\u00fcrlenme reaksiyonunun tmax de\u011ferinin ba\u015flat\u0131c\u0131 i\u00e7eri\u011fine duyarl\u0131l\u0131\u011f\u0131n\u0131n bu s\u0131rada azalmas\u0131d\u0131r. Tamax \u0131\u015f\u0131kla k\u00fcrlenmenin erken a\u015famas\u0131nda, sistem y\u00fcksek derecede k\u00fcrlenmedi\u011finde, \u0131\u015f\u0131kla k\u00fcrlenme reaksiyonu sistemdeki ba\u015flat\u0131c\u0131 i\u00e7eri\u011fine daha duyarl\u0131d\u0131r. Bu nedenle, kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda, tamax \u0131\u015f\u0131kla k\u00fcrlenmenin ba\u015flat\u0131c\u0131 i\u00e7eri\u011fine olan hassasiyetini daha iyi yans\u0131t\u0131r.<\/p>\n

2.2 Atmosferin farkl\u0131 monomerlerin \u0131\u015f\u0131kla sertle\u015fen tamax\u0131 \u00fczerindeki etkisi<\/strong><\/h3>\n

Hava atmosferinde, fotok\u00fcrlenen malzemenin tamax'\u0131, oksijen blokaj\u0131n\u0131n etkisinden dolay\u0131 azot atmosferindekine k\u0131yasla farkl\u0131 olmal\u0131d\u0131r. UV-DSC testleri, daha d\u00fc\u015f\u00fck ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi eklendi\u011finde hava ve azot atmosferi alt\u0131nda monomer TMPTA \u00fczerinde ger\u00e7ekle\u015ftirilmi\u015f ve sonu\u00e7lar Tablo 1'de listelenmi\u015ftir.<\/p>\n\n\n\n\n\n\n\n
TMPTA'n\u0131n tamaxtamax'\u0131 havada veya N2'de d\u00fc\u015f\u00fck ba\u015flat\u0131c\u0131 i\u00e7eri\u011fiyle UV ile k\u00fcrleme<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Numunedeki ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi\/%<\/td>\ntamax\/s<\/td>\n<\/tr>\n
hava<\/td>\nN2<\/td>\n<\/tr>\n
0.48<\/td>\n2.65<\/td>\n2.18<\/td>\n<\/tr>\n
0.96<\/td>\n2.12<\/td>\n1.92<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

t<\/i>amax<\/sub>\u00a0TMPTA'n\u0131n havada veya N'de d\u00fc\u015f\u00fck ba\u015flat\u0131c\u0131 i\u00e7eri\u011fiyle UV ile k\u00fcrlenmesi2<\/sub><\/p>\n

Tablo 1, daha d\u00fc\u015f\u00fck seviyelerde ba\u015flat\u0131c\u0131 ilavesiyle s\u0131ras\u0131yla hava ve nitrojen alt\u0131nda fotok\u00fcrlenen TMPTA'n\u0131n tamax'\u0131n\u0131n kar\u015f\u0131la\u015ft\u0131rmas\u0131n\u0131 g\u00f6stermektedir. Yukar\u0131daki tablodan, ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi e\u015fit oldu\u011funda hava alt\u0131nda \u0131\u015f\u0131kla k\u00fcrlenmenin tamax'\u0131n\u0131n nitrojen alt\u0131ndakinden daha b\u00fcy\u00fck oldu\u011fu g\u00f6r\u00fclebilir, bu da hava alt\u0131nda \u0131\u015f\u0131kla k\u00fcrlenmenin oksijen engellemesinden etkilendi\u011fini g\u00f6sterir. Genel olarak, hammadde i\u00e7inde ve y\u00fczeyde \u00e7\u00f6z\u00fcnm\u00fc\u015f oksijenin \u0131\u015f\u0131kla k\u00fcrleme i\u015flemi s\u0131ras\u0131nda a\u015fa\u011f\u0131daki reaksiyonlara maruz kald\u0131\u011f\u0131na inan\u0131lmaktad\u0131r.<\/p>\n

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Olu\u015fan peroksit radikalleri ROO- \u00e7ok kararl\u0131d\u0131r ve polimerizasyon reaksiyonlar\u0131n\u0131 ba\u015flatma kabiliyetine sahip de\u011fildir. Oksijen sadece \u0131\u015f\u0131kla k\u00fcrleme i\u015flemi s\u0131ras\u0131nda ba\u015flat\u0131c\u0131 taraf\u0131ndan \u00fcretilen radikalleri temizlemekle kalmaz, ayn\u0131 zamanda monomer radikallerini de sonland\u0131r\u0131r.<\/p>\n

Fotok\u00fcrlemenin oksijen engelleyici polimerizasyona duyarl\u0131l\u0131\u011f\u0131 farkl\u0131 monomerler i\u00e7in de\u011fi\u015fir ve monomer fonksiyonelli\u011fi, \u00e7ift ba\u011f aktivitesi ve yap\u0131s\u0131 gibi fakt\u00f6rlerle ili\u015fkilidir [13]. Monomer yap\u0131s\u0131n\u0131n oksijen engelleyici agregasyon \u00fczerindeki etkisini ara\u015ft\u0131rmak i\u00e7in, s\u0131ras\u0131yla hava ve azot ko\u015fullar\u0131 alt\u0131nda UV-DSC deneyleri i\u00e7in iki farkl\u0131 EO-ized TMPTA se\u00e7ilmi\u015ftir. Bu homolog monomerlerin hepsi, EO gruplar\u0131n\u0131n say\u0131s\u0131 d\u0131\u015f\u0131nda benzer yap\u0131lara sahiptir, bu da \u00e7ok farkl\u0131 yap\u0131lara sahip di\u011fer baz\u0131 monomerleri se\u00e7erek sorunu karma\u015f\u0131kla\u015ft\u0131rmaktan ka\u00e7\u0131n\u0131r [13].<\/p>\n

\u015eekil 4, farkl\u0131 EOizasyonlara sahip TMPTA monomerlerinin hava ve azot alt\u0131nda \u0131\u015f\u0131kla k\u00fcrlenmesi i\u00e7in tamax'\u0131n numune i\u00e7indeki ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi ile de\u011fi\u015fimini g\u00f6stermektedir. \u015eekilden de g\u00f6r\u00fcld\u00fc\u011f\u00fc gibi, hava ve azot alt\u0131nda \u0131\u015f\u0131kla k\u00fcrlenen her bir monomerin tamax'\u0131 ba\u015flat\u0131c\u0131 i\u00e7eri\u011finin artmas\u0131yla azalmaktad\u0131r. Her bir monomerin hava ve azot alt\u0131nda \u0131\u015f\u0131kla k\u00fcrlenen tamax\u0131n\u0131n de\u011fi\u015fimi monomerdeki EO miktar\u0131na g\u00f6re de\u011fi\u015fmektedir. Bu, monomerdeki EO miktar\u0131n\u0131n \u0131\u015f\u0131kla k\u00fcrlenen tamax \u00fczerinde bir etkisi oldu\u011funu g\u00f6stermektedir. Ayn\u0131 monomer i\u00e7in, hava ve azot alt\u0131nda \u0131\u015f\u0131kla k\u00fcrlenen tamax'taki fark, di\u011fer ko\u015fullar ayn\u0131 oldu\u011funda oksijen bariyeriyle ilgilidir.<\/p>\n

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\u015eekil 5, ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi \u03b1'n\u0131n de\u011fi\u015fimiyle farkl\u0131 atmosferler alt\u0131nda fotokaplanan her bir monomerin tamax oran\u0131n\u0131n e\u011frilerini g\u00f6stermektedir. tamax(hava)\/tamax(N2), hava ve nitrojen alt\u0131nda fotokaplanan monomerin tamax fark\u0131n\u0131 g\u00f6sterir, b\u00f6ylece fotokaplanan her bir monomerin oksijen engelleme b\u00fcy\u00fckl\u00fc\u011f\u00fcn\u00fc yans\u0131t\u0131r, de\u011fer ne kadar b\u00fcy\u00fckse, oksijen engelleme etkisi o kadar b\u00fcy\u00fck olur. \u015eekil 5'te g\u00f6r\u00fcld\u00fc\u011f\u00fc gibi, monomer TMPTA ve monomer 3EOTMPTA'n\u0131n tamax(hava)\/tamax(N2) oranlar\u0131 ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi k\u00fc\u00e7\u00fck oldu\u011funda daha b\u00fcy\u00fckt\u00fc ve ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi artt\u0131k\u00e7a azald\u0131. Bu, monomerik TMPTA ve monomerik 3EOTMPTA'n\u0131n ba\u015flat\u0131c\u0131 i\u00e7eri\u011fi az oldu\u011funda daha \u00f6nemli oksijen engelleme etkisine maruz kald\u0131\u011f\u0131n\u0131 g\u00f6sterir. Monomerdeki EO miktar\u0131 15'e ula\u015ft\u0131\u011f\u0131nda, monomerin tamax(hava)\/tamax(N2) oran\u0131 1'e yak\u0131nd\u0131r, yani, hava veya nitrojen ko\u015fullar\u0131 alt\u0131nda \u0131\u015f\u0131kla k\u00fcrlenmenin tamax'\u0131nda \u00e7ok az fark vard\u0131r, bu da monomerdeki EO miktar\u0131ndaki art\u0131\u015f\u0131n UV k\u00fcrlenmesinin oksijen engelleyici polimerizasyonunu azaltmak i\u00e7in faydal\u0131 oldu\u011funu g\u00f6sterir, bu da EO yap\u0131s\u0131ndaki aktif hidrojenle ilgili olabilir.EO yap\u0131s\u0131ndaki eter benzeri yap\u0131 -O-CH2- \u00fczerindeki \u03b1-H kolayca oksijen ile yer de\u011fi\u015ftirir ve a\u015fa\u011f\u0131daki reaksiyonlar meydana gelir.<\/p>\n

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\u0130li\u015fkisi\u00a0t<\/i>amax<\/sub>(hava)\/t<\/i>amax<\/sub>(N2<\/sub>) ile farkl\u0131 etoksillenmi\u015f TMPTA'n\u0131n k\u00fcrlenme s\u00fcrecindeki ba\u015flat\u0131c\u0131 i\u00e7erikleri.<\/p>\n

\u03b1-H bir yandan sistemdeki oksijenin bir k\u0131sm\u0131n\u0131 t\u00fcketebilir, di\u011fer yandan radikal ve oksijen taraf\u0131ndan \u00fcretilen peroksit radikali ROO-'yu sonland\u0131rabilir, b\u00f6ylece reaktif radikallerin t\u00fcketimini azalt\u0131r ve ba\u015flat\u0131c\u0131 aktiviteyi ba\u015flat\u0131c\u0131 aktiviteye sahip zincir segmentine y\u00f6nlendirir, b\u00f6ylece \u0131\u015f\u0131kla k\u00fcrleme i\u015fleminin oksijen engellemesini azalt\u0131r.<\/p>\n

2.3 Monomerlerdeki \u03b1-H miktar\u0131n\u0131n \u0131\u015f\u0131kla sertle\u015fen oksijen engelleyici agregasyon \u00fczerindeki etkisi<\/strong><\/h3>\n

Oksijen blokaj\u0131 ile monomerik EO gruplar\u0131ndaki \u03b1-H miktar\u0131 aras\u0131ndaki ili\u015fkiyi ara\u015ft\u0131rmak i\u00e7in \u015eekil 4'teki tamax-\u03b1 e\u011frileri farkl\u0131 denklemlere do\u011frusal olarak uydurulmu\u015f ve en y\u00fcksek korelasyon katsay\u0131s\u0131n\u0131n lnt=a+b\/\u03b10.5 denkleminin do\u011frusal olarak uydurulmas\u0131yla elde edildi\u011fi g\u00f6r\u00fclm\u00fc\u015ft\u00fcr. Uyumlardan elde edilen b e\u011fimleri ve R korelasyon katsay\u0131lar\u0131 Tablo 2'de listelenmi\u015ftir.<\/p>\n\n\n\n\n\n\n\n\n
Do\u011frusal uyum 1\/\u03b10,5 ve lnt ile b ve R de\u011feri<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Monomer<\/td>\nhava<\/td>\nN2<\/td>\n<\/tr>\n
b<\/td>\nR<\/td>\nb<\/td>\nR<\/td>\n<\/tr>\n
TMPTA<\/td>\n0.056<\/td>\n0.99894<\/td>\n0.0213<\/td>\n0.95494<\/td>\n<\/tr>\n
EO3TMPTA<\/td>\n0.0554<\/td>\n0.95877<\/td>\n0.0257<\/td>\n0.98564<\/td>\n<\/tr>\n
15EOTMPTA<\/td>\n0.0531<\/td>\n0.96578<\/td>\n0.062<\/td>\n0.98944<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u015eekil 6'da farkl\u0131 monomerlere kar\u015f\u0131l\u0131k gelen \u03bc de\u011ferleri kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda, \u03bc, monomer TMPTA oldu\u011funda maksimum de\u011fere sahiptir, yani oksijen engelleme etkisi, monomer TMPTA UV ile k\u00fcrlendi\u011finde en y\u00fcksektir. Monomerdeki EO miktar\u0131 artt\u0131k\u00e7a, monomerdeki \u03b1-H miktar\u0131 artar ve \u03bc de\u011feri azal\u0131r, bu da oksijen bariyerinin monomerdeki \u03b1-H miktar\u0131 ile ili\u015fkili oldu\u011funu g\u00f6sterir, bu da sistemdeki oksijen ve peroksit radikallerini hapseder ve oksijen bariyerini hafifletir. Viskozite, monomerin ak\u0131\u015f \u00f6zelliklerini i\u00e7eren molek\u00fcler yap\u0131 ile ilgili bir \u00f6zelliktir, bu nedenle monomer ak\u0131\u015f \u00f6zelliklerinin oksijen bariyeri polimerizasyonu \u00fczerindeki etkisini daha fazla tart\u0131\u015fmak gerekir.<\/p>\n

2.4 Monomerlerin ak\u0131\u015f \u00f6zelliklerinin oksijen bariyeri agregasyonu \u00fczerindeki etkisi<\/strong><\/h3>\n

Sistemin ak\u0131\u015f \u00f6zellikleri molek\u00fcl\u00fcn yap\u0131s\u0131 ile ilgilidir. Genel olarak, molek\u00fcler zincir ne kadar esnek olursa, zincir i\u00e7indeki d\u00f6nme bariyeri o kadar d\u00fc\u015f\u00fck olur, hareketli bir birim olarak zincir segmenti o kadar k\u0131sa olur ve esnek molek\u00fcler zincirin aktivasyon enerjisi ne kadar d\u00fc\u015f\u00fck olursa, hareketlilik o kadar iyi olur. Molek\u00fcler a\u011f\u0131rl\u0131k artt\u0131k\u00e7a, molek\u00fcler harekete kar\u015f\u0131 i\u00e7 s\u00fcrt\u00fcnme direnci artar ve hareketlilik zay\u0131flar [19]. Bu nedenle, TMPTA monomerine EO gruplar\u0131n\u0131n eklenmesi sistemin ak\u0131\u015f \u00f6zelliklerini de\u011fi\u015ftirecektir. Sabit kayma h\u0131z\u0131 19,1 \/dak ve s\u0131cakl\u0131k art\u0131\u015f h\u0131z\u0131 2 \u00b0C\/dak olan bir reometre kullan\u0131larak, her bir monomerin viskozite e\u011frileri s\u0131cakl\u0131kla \u00f6l\u00e7\u00fclm\u00fc\u015ft\u00fcr. Her monomerin viskozite-s\u0131cakl\u0131k e\u011frileri Arrhenius denklemine uydurulmu\u015f ve hesaplanan ak\u0131\u015f aktivasyon enerjisi E, \u00f6n fakt\u00f6r A ve 25 \u2103'deki monomer viskozitesi \u03b7 Tablo 3'te listelenmi\u015ftir.<\/p>\n\n\n\n\n\n\n\n
Viskozite \u03b7 (25 \u2103), ak\u0131\u015f-aktivasyon enerjisi E ve monomerlerin \u00f6n-eksponansiyel fakt\u00f6r\u00fc A'n\u0131n de\u011feri<\/td>\n<\/tr>\n
Monomer<\/td>\n\u03b7\/Pa-s(25\u2103)<\/td>\nA\/10-8<\/td>\nE\/J<\/td>\n<\/tr>\n
TMPTA<\/td>\n0.01934<\/td>\n15.53<\/td>\n29079.88<\/td>\n<\/tr>\n
3EOTMPTA<\/td>\n0.06948<\/td>\n2.65<\/td>\n36600.47<\/td>\n<\/tr>\n
15EOTMPTA<\/td>\n0.18016<\/td>\n6.28<\/td>\n36821.87<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

Bunlar aras\u0131nda, ak\u0131\u015f aktivasyon enerjisi E molek\u00fcler yap\u0131 ile ilgilidir ve molek\u00fcler zincirin sertli\u011fi ve esnekli\u011fi, yan gruplar\u0131n boyutu ve polaritesi vb. taraf\u0131ndan etkilenir. \u0130ndeks \u00f6n fakt\u00f6r\u00fc A, molek\u00fcler a\u011f\u0131rl\u0131kla ilgili bir sabittir. Monomerlerin ak\u0131\u015f \u00f6zellikleri ile oksijen bariyeri aras\u0131ndaki ili\u015fkiyi ara\u015ft\u0131rmak i\u00e7in, farkl\u0131 monomerlerin \u03bc de\u011ferleri, \u015eekil 7'de g\u00f6sterildi\u011fi gibi, kar\u015f\u0131l\u0131k gelen viskoziteler \u03b7, ak\u0131\u015f aktivasyon enerjisi E ve \u00f6n fakt\u00f6r A ile ili\u015fkilendirilmi\u015ftir.<\/p>\n

\"\"<\/p>\n

\u015eekil 7, s\u0131ras\u0131yla ak\u0131\u015f aktivasyon enerjisi E, parmak \u00f6n\u00fc fakt\u00f6r\u00fc A ve viskozite \u03b7 ile ili\u015fkili olarak farkl\u0131 monomerlerin \u03bc de\u011ferlerinin kar\u015f\u0131la\u015ft\u0131r\u0131lmas\u0131n\u0131 temsil etmektedir. \u015eekil 7a'da g\u00f6r\u00fcld\u00fc\u011f\u00fc gibi, \u03bc de\u011feri monomerdeki EO say\u0131s\u0131 artt\u0131k\u00e7a ve monomerin viskozitesi artt\u0131k\u00e7a azalma e\u011filimindedir. Oksijen engelleme agregasyonunun boyutu, oksijen konsantrasyonu ile yak\u0131ndan ili\u015fkilidir ve oksijen konsantrasyonu ne kadar b\u00fcy\u00fckse, oksijen engellemesi o kadar belirgindir [7]. I\u015f\u0131kla k\u00fcrleme sisteminin i\u00e7 k\u0131sm\u0131nda, \u00e7\u00f6z\u00fcnm\u00fc\u015f oksijen miktar\u0131 kesindir ve \u0131\u015f\u0131kla k\u00fcrleme i\u015fleminde serbest radikallerin oksijen taraf\u0131ndan s\u00f6nd\u00fcr\u00fclme ve temizlenme oran\u0131 son derece h\u0131zl\u0131d\u0131r ve t\u00fcketilen oksijen esas olarak oksijenin havadan sistemin i\u00e7 k\u0131sm\u0131na s\u00fcrekli olarak dif\u00fczyonu ile yenilenir, bu da kesinlikle sistemdeki oksijen hareket kabiliyetini i\u00e7erecektir ve sistemdeki oksijen hareket kabiliyeti sistemin viskozitesi ile ilgilidir. Sistemin viskozitesi d\u00fc\u015f\u00fck oldu\u011funda, havadaki oksijenin sistemin i\u00e7ine dif\u00fcze olmas\u0131 daha kolayd\u0131r ve daha b\u00fcy\u00fck bir oksijen engelleme etkisi g\u00f6sterir, bu nedenle monomer TMPTA'n\u0131n \u03bc de\u011feri daha y\u00fcksektir ve oksijen taraf\u0131ndan \u00f6nemli \u00f6l\u00e7\u00fcde engellenir. Sistemin viskozitesi artt\u0131\u011f\u0131nda, sistemdeki oksijen hareket kabiliyeti azal\u0131r ve serbest radikalleri temizleyerek t\u00fcketilen oksijeni yenilemek i\u00e7in \u00e7ok ge\u00e7 olur ve oksijen engellemesi azal\u0131r. \u015eekilden de g\u00f6r\u00fclebilece\u011fi gibi, monomerdeki EO miktar\u0131 15'e y\u00fckseldi\u011finde, monomer viskozitesi artmaya devam eder ve \u03bc de\u011feri 1'e e\u011filim g\u00f6sterir, yani hava ve azot alt\u0131nda \u0131\u015f\u0131kla k\u00fcrleme aras\u0131ndaki fark \u00f6nemli de\u011fildir.
\nDaha sonra monomerin ak\u0131\u015f aktivasyon enerjisini ve parmak \u00f6n\u00fc fakt\u00f6r\u00fcn\u00fc \u03bc de\u011feri ile kar\u015f\u0131la\u015ft\u0131r\u0131n. \u015eekil 7b'de g\u00f6r\u00fcld\u00fc\u011f\u00fc gibi, monomerin ak\u0131\u015f aktivasyon enerjisi, monomere EO gruplar\u0131n\u0131n eklenmesiyle TMPTA'dan 3EOTMPTA'ya y\u00fckselmektedir. Monomerdeki EO miktar\u0131 3'ten 15'e \u00e7\u0131kar\u0131ld\u0131\u011f\u0131nda, ak\u0131\u015f aktivasyon enerjisi temelde de\u011fi\u015fmemi\u015ftir; bu da monomerdeki EO miktar\u0131n\u0131n art\u0131r\u0131lmas\u0131n\u0131n ak\u0131\u015f aktivasyon enerjisi \u00fczerinde temelde hi\u00e7bir etkisi olmad\u0131\u011f\u0131n\u0131 g\u00f6stermektedir. Bunun nedeni, monomerdeki EO say\u0131s\u0131n\u0131n artmas\u0131na ra\u011fmen kinematik birimlerin say\u0131s\u0131n\u0131n de\u011fi\u015fmemesidir, bu da EO'la\u015ft\u0131r\u0131lm\u0131\u015f TMPTA monomeri i\u00e7in ak\u0131\u015f aktivasyon enerjisinin oksijen bariyeri \u00fczerindeki etkisinin \u00f6nemli olmad\u0131\u011f\u0131n\u0131 g\u00f6stermektedir. \u015eekil 7c'de g\u00f6r\u00fcld\u00fc\u011f\u00fc gibi, parmak \u00f6n fakt\u00f6r\u00fc A, TMPTA'dan 3EOTMPTA'ya b\u00fcy\u00fck \u00f6l\u00e7\u00fcde de\u011fi\u015fmektedir, bu da EO gruplar\u0131n\u0131n varl\u0131\u011f\u0131 veya yoklu\u011fu ile ilgili olabilir. Monomerdeki EO say\u0131s\u0131n\u0131n artmas\u0131yla, \u00f6n fakt\u00f6r A artar, bu da monomerin molek\u00fcler a\u011f\u0131rl\u0131\u011f\u0131n\u0131n artmas\u0131na neden olan monomerdeki EO say\u0131s\u0131ndaki art\u0131\u015ftan kaynaklanmaktad\u0131r. EO'la\u015ft\u0131r\u0131lm\u0131\u015f TMPTA monomerleri i\u00e7in, molek\u00fcldeki EO say\u0131s\u0131ndaki art\u0131\u015f\u0131n molek\u00fcler a\u011f\u0131rl\u0131kta bir art\u0131\u015fa yol a\u00e7t\u0131\u011f\u0131, bunun da monomerin viskozitesinde bir art\u0131\u015fa yol a\u00e7t\u0131\u011f\u0131 ve b\u00f6ylece oksijen bariyerini azaltt\u0131\u011f\u0131 g\u00f6sterilebilir. Polimerik malzemeler i\u00e7in, sistemin viskozitesi genellikle molek\u00fcler zincirin sertli\u011fini artt\u0131rarak, yan gruplar\u0131n polaritesini artt\u0131rarak, molek\u00fcler a\u011f\u0131rl\u0131\u011f\u0131 artt\u0131rarak vb. artt\u0131r\u0131labilir. I\u015f\u0131kla sertle\u015fen oksijen engellemenin olumsuz etkilerinin, aktif hidrojen i\u00e7eren yap\u0131lar\u0131n eklenmesi, sert molek\u00fcllerin oran\u0131n\u0131n artt\u0131r\u0131lmas\u0131 ve molek\u00fcler a\u011f\u0131rl\u0131\u011f\u0131n artt\u0131r\u0131lmas\u0131 gibi uygun form\u00fclasyon bile\u015fimi ile azalt\u0131labilece\u011fi tahmin edilebilir.<\/p>\n

3 Sonu\u00e7<\/strong><\/h2>\n

(1) Monomer molek\u00fcl\u00fcndeki EO gruplar\u0131n\u0131n say\u0131s\u0131n\u0131n artt\u0131r\u0131lmas\u0131, \u0131\u015f\u0131kla k\u00fcrleme i\u015flemi s\u0131ras\u0131nda oksijen engelleyici agregasyonu azaltabilir. Bu, oksijen ve peroksit radikallerinin bu gruptaki \u03b1-H taraf\u0131ndan tutulmas\u0131 ve sistem viskozitesinin artmas\u0131yla ilgilidir.<\/p>\n

(2) Bu \u00e7al\u0131\u015fma i\u00e7in se\u00e7ilen birka\u00e7 EO'lu TMPTA i\u00e7in, monomerin ak\u0131\u015f aktivasyon enerjisinin oksijen engelleme agregasyonu \u00fczerinde \u00e7ok az etkisi vard\u0131r. Monomerdeki EO miktar\u0131ndaki art\u0131\u015f, molek\u00fcler a\u011f\u0131rl\u0131\u011f\u0131nda bir art\u0131\u015fa yol a\u00e7ar, bu da monomerin viskozitesinde bir art\u0131\u015fa neden olur ve bu da oksijen bariyeri agregasyonu \u00fczerinde bir etkiye sahiptir.<\/p>\n

 <\/p>\n

UV Monomer<\/span><\/a> Ayn\u0131 seri \u00fcr\u00fcnler<\/strong><\/h2>\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\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\n\n\n\n\n\n\n\n
Politiyol\/Polimerkaptan<\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
DMES Monomer<\/a><\/span><\/td>\nBis(2-mercaptoethyl) sulfide<\/td>\n3570-55-6<\/td>\n<\/tr>\n
DMPT Monomer<\/a><\/span><\/td>\nTHIOCURE DMPT<\/td>\n131538-00-6<\/td>\n<\/tr>\n
PETMP Monomer<\/a><\/span><\/td>\n<\/td>\n7575-23-7<\/td>\n<\/tr>\n
PM839 Monomer<\/a><\/span><\/td>\nPolioksi (metil-1,2-etanediyl)<\/td>\n72244-98-5<\/td>\n<\/tr>\n
Monofonksiyonel Monomer<\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
HEMA Monomer<\/a><\/span><\/td>\n2-hidroksietil metakrilat<\/td>\n868-77-9<\/td>\n<\/tr>\n
HPMA Monomer<\/a><\/span><\/td>\n2-Hidroksipropil metakrilat<\/td>\n27813-02-1<\/td>\n<\/tr>\n
THFA Monomer<\/a><\/span><\/td>\nTetrahidrofurfuril akrilat<\/td>\n2399-48-6<\/td>\n<\/tr>\n
HDCPA Monomer<\/a><\/span><\/td>\nHidrojenlenmi\u015f disiklopentenil akrilat<\/td>\n79637-74-4<\/td>\n<\/tr>\n
DCPMA Monomer<\/a><\/span><\/td>\nDihydrodicyclopentadienyl methacrylate<\/td>\n30798-39-1<\/td>\n<\/tr>\n
DCPA Monomer<\/a><\/span><\/td>\nDihidrodisiklopentadienil Akrilat<\/td>\n12542-30-2<\/td>\n<\/tr>\n
DCPEMA Monomer<\/a><\/span><\/td>\nDisiklopenteniloksietil Metakrilat<\/td>\n68586-19-6<\/td>\n<\/tr>\n
DCPEOA Monomer<\/a><\/span><\/td>\nDisiklopenteniloksietil Akrilat<\/td>\n65983-31-5<\/td>\n<\/tr>\n
NP-4EA Monomer<\/a><\/span><\/td>\n(4) etoksillenmi\u015f nonilfenol<\/td>\n50974-47-5<\/td>\n<\/tr>\n
LA Monomer<\/td>\nLauril akrilat \/ Dodesil akrilat<\/td>\n2156-97-0<\/td>\n<\/tr>\n
THFMA Monomer<\/a><\/span><\/td>\nTetrahidrofurfuril metakrilat<\/td>\n2455-24-5<\/td>\n<\/tr>\n
PHEA Monomer<\/span><\/a><\/td>\n2-FENOKSIETIL AKRILAT<\/td>\n48145-04-6<\/td>\n<\/tr>\n
LMA Monomer<\/a><\/span><\/td>\nLauril metakrilat<\/td>\n142-90-5<\/td>\n<\/tr>\n
IDA Monomer<\/a><\/span><\/td>\n\u0130zodesil akrilat<\/td>\n1330-61-6<\/td>\n<\/tr>\n
IBOMA Monomer<\/a><\/span><\/td>\n\u0130zobornil metakrilat<\/td>\n7534-94-3<\/td>\n<\/tr>\n
IBOA Monomer<\/a><\/span><\/td>\n\u0130zobornil akrilat<\/td>\n5888-33-5<\/td>\n<\/tr>\n
EOEOEA Monomer<\/a><\/span><\/td>\n2-(2-Etoksietoksi)etil akrilat<\/td>\n7328-17-8<\/td>\n<\/tr>\n
\u00c7ok fonksiyonlu monomer<\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
DPHA Monomer<\/a><\/span><\/td>\n<\/td>\n29570-58-9<\/td>\n<\/tr>\n
DI-TMPTA Monomer<\/a><\/span><\/td>\nDI(TRIMETILOLPROPAN) TETRAAKRILAT<\/td>\n94108-97-1<\/td>\n<\/tr>\n
Akrilamid monomer<\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
ACMO Monomer<\/a><\/span><\/td>\n4-akriloilmorfolin<\/td>\n5117-12-4<\/td>\n<\/tr>\n
Di-fonksiyonel Monomer<\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
PEGDMA Monomer<\/a><\/span><\/td>\nPoli(etilen glikol) dimetakrilat<\/td>\n25852-47-5<\/td>\n<\/tr>\n
TPGDA Monomer<\/a><\/span><\/td>\nTripropilen glikol diakrilat<\/td>\n42978-66-5<\/td>\n<\/tr>\n
TEGDMA Monomer<\/a><\/span><\/td>\nTrietilen glikol dimetakrilat<\/td>\n109-16-0<\/td>\n<\/tr>\n
PO2-NPGDA Monomer<\/span><\/a><\/td>\nPropoksilat neopentilen glikol diakrilat<\/td>\n84170-74-1<\/td>\n<\/tr>\n
PEGDA Monomer<\/a><\/span><\/td>\nPolietilen Glikol Diakrilat<\/td>\n26570-48-9<\/td>\n<\/tr>\n
PDDA Monomer<\/a><\/span><\/td>\nFtalat dietilen glikol diakrilat<\/td>\n<\/td>\n<\/tr>\n
NPGDA Monomer<\/a><\/span><\/td>\nNeopentil glikol diakrilat<\/td>\n2223-82-7<\/td>\n<\/tr>\n
HDDA Monomer<\/a><\/span><\/td>\nHeksametilen Diakrilat<\/td>\n13048-33-4<\/td>\n<\/tr>\n
EO4-BPADA Monomer<\/span><\/a><\/td>\nETOKSILLENMI\u015e (4) BISFENOL A DIAKRILAT<\/td>\n64401-02-1<\/td>\n<\/tr>\n
EO10-BPADA Monomer<\/a><\/span><\/td>\nETOKSILLENMI\u015e (10) BISFENOL A DIAKRILAT<\/td>\n64401-02-1<\/td>\n<\/tr>\n
EGDMA Monomer<\/a><\/span><\/td>\nEtilen glikol dimetakrilat<\/td>\n97-90-5<\/td>\n<\/tr>\n
DPGDA Monomer<\/a><\/span><\/td>\nDipropilen Glikol Dienoat<\/td>\n57472-68-1<\/td>\n<\/tr>\n
Bis-GMA Monomer<\/a><\/span><\/td>\nBisfenol A Glisidil Metakrilat<\/td>\n1565-94-2<\/td>\n<\/tr>\n
\u00dc\u00e7 Fonksiyonlu Monomer<\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
TMPTMA Monomer<\/a><\/span><\/td>\nTrimetilolpropan trimetakrilat<\/td>\n3290-92-4<\/td>\n<\/tr>\n
TMPTA Monomer<\/a><\/span><\/td>\nTrimetilolpropan triakrilat<\/td>\n15625-89-5<\/td>\n<\/tr>\n
PETA Monomer<\/a><\/span><\/td>\n<\/td>\n3524-68-3<\/td>\n<\/tr>\n
GPTA (G3POTA) Monomer<\/a><\/span><\/td>\nGLISERIL PROPOKSI TRIAKRILAT<\/td>\n52408-84-1<\/td>\n<\/tr>\n
EO3-TMPTA Monomer<\/a><\/span><\/td>\nEtoksillenmi\u015f trimetilolpropan triakrilat<\/td>\n28961-43-5<\/td>\n<\/tr>\n
Fotorezist Monomer<\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
IPAMA Monomer<\/a><\/span><\/td>\n2-izopropil-2-adamantil metakrilat<\/td>\n297156-50-4<\/td>\n<\/tr>\n
ECPMA Monomer<\/a><\/span><\/td>\n1-Etilsiklopentil Metakrilat<\/td>\n266308-58-1<\/td>\n<\/tr>\n
ADAMA Monomer<\/a><\/span><\/td>\n1-Adamantil Metakrilat<\/td>\n16887-36-8<\/td>\n<\/tr>\n
Metakrilat monomer<\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
TBAEMA Monomer<\/a><\/span><\/td>\n2-(Tert-b\u00fctilamino)etil metakrilat<\/td>\n3775-90-4<\/td>\n<\/tr>\n
NBMA Monomer<\/a><\/span><\/td>\nn-B\u00fctil metakrilat<\/td>\n97-88-1<\/td>\n<\/tr>\n
MEMA Monomer<\/a><\/span><\/td>\n2-Metoksietil Metakrilat<\/td>\n6976-93-8<\/td>\n<\/tr>\n
i-BMA Monomer<\/a><\/span><\/td>\n\u0130zob\u00fctil metakrilat<\/td>\n97-86-9<\/td>\n<\/tr>\n
EHMA Monomer<\/a><\/span><\/td>\n2-Etilheksil metakrilat<\/td>\n688-84-6<\/td>\n<\/tr>\n
EGDMP Monomer<\/a><\/span><\/td>\nEtilen glikol Bis(3-merkaptopropiyonat)<\/td>\n22504-50-3<\/td>\n<\/tr>\n
EEMA Monomer<\/a><\/span><\/td>\n2-etoksietil 2-metilprop-2-enoat<\/td>\n2370-63-0<\/td>\n<\/tr>\n
DMAEMA Monomer<\/a><\/span><\/td>\nN,M-Dimetilaminoetil metakrilat<\/td>\n2867-47-2<\/td>\n<\/tr>\n
DEAM Monomer<\/a><\/span><\/td>\nDietilaminoetil metakrilat<\/td>\n105-16-8<\/td>\n<\/tr>\n
CHMA Monomer<\/a><\/span><\/td>\nSikloheksil metakrilat<\/td>\n101-43-9<\/td>\n<\/tr>\n
BZMA Monomer<\/a><\/span><\/td>\nBenzil metakrilat<\/td>\n2495-37-6<\/td>\n<\/tr>\n
BDDMP Monomer<\/a><\/span><\/td>\n1,4-B\u00fctandiol Di(3-merkaptopropiyonat)<\/td>\n92140-97-1<\/td>\n<\/tr>\n
BDDMA Monomer<\/a><\/span><\/td>\n1,4-B\u00fctandioldimetakrilat<\/td>\n2082-81-7<\/td>\n<\/tr>\n
AMA Monomer<\/a><\/span><\/td>\nAlil metakrilat<\/td>\n96-05-9<\/td>\n<\/tr>\n
AAEM Monomer<\/a><\/span><\/td>\nAsetilasetoksietil metakrilat<\/td>\n21282-97-3<\/td>\n<\/tr>\n
Akrilatlar Monomer<\/strong><\/td>\n<\/td>\n<\/tr>\n
IBA Monomer<\/a><\/span><\/td>\n\u0130zob\u00fctil akrilat<\/td>\n106-63-8<\/td>\n<\/tr>\n
EMA Monomer<\/a><\/span><\/td>\nEtil metakrilat<\/td>\n97-63-2<\/td>\n<\/tr>\n
DMAEA Monomer<\/a><\/span><\/td>\nDimetilaminoetil akrilat<\/td>\n2439-35-2<\/td>\n<\/tr>\n
DEAEA Monomer<\/a><\/span><\/td>\n2-(dietilamino)etil prop-2-enoat<\/td>\n2426-54-2<\/td>\n<\/tr>\n
CHA Monomer<\/a><\/span><\/td>\nsikloheksil prop-2-enoat<\/td>\n3066-71-5<\/td>\n<\/tr>\n
BZA Monomer<\/a><\/span><\/td>\nbenzil prop-2-enoat<\/td>\n2495-35-4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

 <\/p>\n

<\/p>\n

How buyers usually evaluate UV monomers and resin systems<\/h2>\n

Most successful UV formulations are built by choosing the backbone first and then tuning the reactive monomer package around the substrate, cure method, and end-use stress. That usually produces a more stable result than choosing materials by viscosity or price alone.<\/p>\n