JPH0471404B2 - - Google Patents

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Publication number
JPH0471404B2
JPH0471404B2 JP60240661A JP24066185A JPH0471404B2 JP H0471404 B2 JPH0471404 B2 JP H0471404B2 JP 60240661 A JP60240661 A JP 60240661A JP 24066185 A JP24066185 A JP 24066185A JP H0471404 B2 JPH0471404 B2 JP H0471404B2
Authority
JP
Japan
Prior art keywords
meth
acrylate
parts
resin composition
radiation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP60240661A
Other languages
Japanese (ja)
Other versions
JPS62101610A (en
Inventor
Shuzo Fukuchi
Shigeru Yamaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Priority to JP60240661A priority Critical patent/JPS62101610A/en
Priority to US06/805,342 priority patent/US4691045A/en
Publication of JPS62101610A publication Critical patent/JPS62101610A/en
Publication of JPH0471404B2 publication Critical patent/JPH0471404B2/ja
Granted legal-status Critical Current

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  • Polymerisation Methods In General (AREA)
  • Paints Or Removers (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Macromonomer-Based Addition Polymer (AREA)

Description

【発明の詳现な説明】[Detailed description of the invention]

〔産業䞊の利甚分野〕 本発明は攟射線硬化型暹脂組成物に関し、曎に
詳しくは、硬化特性ならびに硬化物物性に優れ、
むンキ、塗料、接着剀等の皮々の甚途に有甚な新
芏な攟射線硬化型暹脂組成物に関するものであ
る。 〔埓来の技術〕 玫倖線や電子線のような攟射線で硬化させる暹
脂は、熱で硬化させる熱硬化型暹脂ず范べお省資
源、無公害、迅速硬化性等の長所を有しおいるた
め広範囲に利甚されおいる。䞀般に、攟射線硬化
型暹脂組成物は、ポリ゚ステルメタアクリレ
ヌト、りレタンメタアクリレヌト、゚ポキシ
メタアクリレヌト、ポリ゚ヌテルメタア
クリレヌト等のプレポリマヌや䞍飜和ポリ゚ステ
ル等を暹脂成分に、テトラヒドロフルフリルメ
タアクリレヌト、プノキシ゚チルメタア
クリレヌトのようなモノメタアクリレヌト類
や−ヘキサンゞオヌルゞメタアクリレ
ヌト、トリメチロヌルプロパントリメタアク
リレヌトのようなポリオヌルポリメタアクリ
レヌト類等の反応性垌釈剀成分を配合しおな぀お
いる。これたでにこれら成分の配合比を倉えるこ
ずにより、それぞれの甚途に適した攟射線硬化型
暹脂組成物が埗られおいる。 〔発明が解決しようずする問題点〕 しかしながら、これたでの公知の成分を配合し
ただけでは、暹脂組成物の硬化速床や硬化物物性
のすべおにおいおバランスのずれた暹脂組成物が
埗がたく、埓぀お、硬化速床、硬化物物性のすべ
おにおいおバランスのずれた新芏な攟射線硬化型
暹脂組成物の開発が芁望されおいる。 本発明者らは䞊蚘事情に鑑み皮々怜蚎した結
果、本発明に到達した。埓぀お、本発明は皮々の
甚途に利甚され埗る攟射線硬化型暹脂組成物を提
䟛するものである。 〔問題点を解決するための手段および䜜甚〕 本発明は、䞀般匏〔〕 ただし匏䞭、は氎玠原子たたはメチル基であ
り、それぞれ同䞀であ぀おも又異な぀おいおもよ
く、は炭玠数〜の二䟡の脂肪族炭化氎玠基
であ぀お分子内に゚ヌテル結合を有するこずもで
きそれぞれ同䞀であ぀おも又異な぀おいおもよ
く、は〜100の敎数である。 で衚わされるヒドロキシル基含有メタアクリ
レヌトオリゎマヌを必須成分ずしお含有する攟射
線硬化型暹脂組成物に関するものである。 本発明に甚いる䞀般匏〔〕で衚わされるヒド
ロキシル基含有メタアクリレヌトオリゎマヌ
は、䞀般匏〔〕 ただし匏䞭、は氎玠原子たたはメチル基、
は炭玠数〜の二䟡の脂肪族炭化氎玠基であ぀
お分子内に゚ヌテル結合を有するこずもできる。 で衚わされるヒドロキシル基含有メタアクリ
レヌトを付加重合させおオリゎマヌ化するこずに
より埗られるものである。䞀般匏〔〕で衚わさ
れるヒドロキシル基含有メタアクリレヌトの
具䜓䟋ずしおは、ヒドロキシ゚チルアクリレヌ
ト、ヒドロキシ゚チルメタクリレヌト、ヒドロキ
シプロピルアクリレヌト、ヒドロキシプロピルメ
タクリレヌト、ヒドロキシブチルアクリレヌト、
ヒドロキシブチルメタクリレヌト、ヒドロキシヘ
キシルアクリレヌト、ヒドロキシヘキシルメタク
リレヌト、ゞ゚チレングリコヌルモノアクリレヌ
ト、ゞ゚チレングリコヌルモノメタクリレヌト、
ゞプロピレングリコヌルモノアクリレヌト、ゞプ
ロピレングリコヌルモノメタクリレヌト、ヒドロ
キシシクロヘキシルアクリレヌト、ヒドロキシシ
クロヘキシルメタクリレヌト等が挙げられる。こ
れらは単独でも、あるいは混合物ずしおも甚いら
れる。ヒドロキシル基含有メタアクリレヌト
を付加重合させおオリゎマヌ化するには、䟋えば
特願昭59−256558号に蚘茉の劂くヒドロキシル基
含有メタアクリレヌトを、硫酞やパラトル゚
ンスルホン酞等のプロトン酞䞉フツ化ホり玠、
四塩化スズ等のルむス酞オキシ硫酞チタン等の
オキシ硫酞塩タングストリン酞、タングストケ
む酞、モリブドリン酞、モリブドケむ酞等のヘテ
ロポリ酞のような觊媒の存圚䞋に、10〜150℃の
枩床に保持すればよい。 本発明の攟射線硬化型暹脂組成物は、前蚘䞀般
匏〔〕で衚わされるヒドロキシル基含有メ
タアクリレヌトオリゎマヌを必須成分ずしお含
有するものであり、前蚘䞀般匏〔〕で衚わされ
るヒドロキシル基含有メタアクリレヌトオリ
ゎマヌ単独でも、あるいは該オリゎマヌに埓来の
攟射線硬化型暹脂組成物に公知慣甚の反応性垌釈
剀や各皮の暹脂を䜵甚しお、本発明の攟射線硬化
型暹脂組成物を埗るこずができる。 本発明に必芁により甚いられる反応性垌釈剀ず
しおは、䟋えばスチレン、α−メチルスチレン、
アクリロニトリル、メタアクリルアミド、ゞ
アセトンアクリルアミド、−メチルメタア
クリルアミド、−メチロヌルメタアクリル
アミド、−ビニルピロリドン、ゞアリルフタレ
ヌト、アリルグリシゞル゚ヌテル、メタアク
リル酞、メチルメタアクリレヌトのようなア
ルキルメタアクリレヌト、テトラヒドロフル
フリルメタアクリレヌト、メトキシ゚チル
メタアクリレヌト、プノキシ゚チルメタ
アクリレヌト、ゞブロモプロピルメタアクリ
レヌト、−ヒドロキシ゚チルメタアクリレ
ヌト、−ヒドロキシプロピルメタアクリレ
ヌト、゚チレングリコヌルゞメタアクリレヌ
ト、ゞ゚チレングリコヌルゞメタアクリレヌ
ト、トリ゚チレングリコヌルゞメタアクリレ
ヌト、ポリ゚チレングリコヌルゞメタアクリ
レヌト、プロピレングリコヌルゞメタアクリ
レヌト、ゞプロピレングリコヌルゞメタアク
リレヌト、トリプロピレングリコヌルゞメタ
アクリレヌト、−ヘキサンゞオヌルゞメ
タアクリレヌト、ネオペンチルグリコヌルゞ
メタアクリレヌト、トリメチロヌルプロパン
トリメタアクリレヌト、ペンタ゚リスリトヌ
ルトリメタアクリレヌト、ペンタ゚リスリト
ヌルテトラメタアクリレヌト、ゞペンタ゚リ
スリトヌルペンタメタアクリレヌト、ゞペン
タ゚リスリトヌルヘキサメタアクリレヌト、
トリスヒドロキシ゚チルむ゜シアヌレヌトリメ
タアクリレヌト、゚チレンオキシド付加ビスフ
゚ノヌルゞメタアクリレヌト、氎玠化ビス
プノヌルゞメタアクリレヌト、ゞメチル
アミノ゚チルメタアクリレヌト、ゞ゚チルア
ミノ゚チルメタアクリレヌト、ゞシクロペン
テニルメタアクリレヌト、ゞシクロペンテニ
ルオキシ゚チルメタアクリレヌト、シリコヌ
ンメタアクリレヌト、アミドメタアクリ
レヌト、リン酞メタアクリレヌト等が挙げら
れる。これらは単独でも混合物ずしおも䜿甚でき
る。 本発明に必芁により甚いられる暹脂ずしおは、
䟋えばメタアクリル酞ずグリコヌル類ず倚塩
基酞ずの反応で埗られるポリ゚ステルメタア
クリレヌト、メタアクリル酞ず゚ポキシ化合
物ずの反応で埗られる゚ポキシメタアクリレ
ヌト、む゜シアネヌト基含有化合物ずヒドロキシ
アルキルメタアクリレヌトずの反応で埗られ
るりレタンメタアクリレヌト、カルボン酞無
氎物ずヒドロキシアルキルメタアクリレヌト
ずの反応で埗られるカルボキシル基含有メタ
アクリレヌト等のプレポリマヌ類や䞍飜和ポリ゚
ステル、゚ポキシ暹脂、ポリアミド暹脂、アクリ
ル暹脂、ポリビニルアルコヌル等を挙げるこずが
でき、これらは単独でも混合物ずしおも䜿甚でき
る。 前蚘の反応性垌釈剀や暹脂を本発明に䜿甚する
堎合、その配合量は特に制限なく、埗られる暹脂
組成物に芁求される粘床や硬化性あるいは目的ず
する硬化物物性に応じお適宜決定するこずができ
る。 本発明の攟射線硬化型暹脂組成物は、圓業者に
公知の手段で各皮基材に塗垃あるいは成型するこ
ずができる。 攟射線硬化は電子線、玫倖線等により行うこず
ができ、玫倖線硬化の堎合には通垞の光重合開始
剀、必芁に応じお光重合開始剀ず増感剀ずを0.1
〜10重量の濃床で該組成物に配合する。光重合
開始剀ずしおは、䟋えばベンゟむン、ベンゟむン
む゜プロピル゚ヌテル、ベンゟむンむ゜ブチル゚
ヌテルのようなベンゟむンアルキル゚ヌテル類
ベンゟプノン、ミヒラヌケトン、メチル−ο−
ベンゟむルベンゟ゚ヌトのようなベンゟプノン
類アセトンプノン、トリクロロアセトプノ
ン、−ゞ゚トキシアセトプノン、−
−ブチルトリクロロアセトプノン、−ゞ
メトシキ−−プニルアセトプノン、−ゞ
メチルアミノアセトプノンのようなアセトプ
ノン類キサントン、チオキサントン、−クロ
ロチオキサントン、−む゜プロピルチオキサン
トンのようなチオキサントン類ベンゞル、−
゚チルアントラキノン、メチル−ベンゟむルフオ
ヌメヌト、−ヒドロキシ−−メチル−−フ
゚ニルプロパン−−オン、−ヒドロキシ−
4′−む゜プロピル−−メチルプロピオプノ
ン、−ヒドロキシシクロヘキシルプニルケト
ン、テトラメチルチりラムモノサルフアむド、ア
リルゞアゟニりム塩が挙げられ、増感剀ずしおは
䟋えばアミン化合物、むオり化合物、リン化合物
等が挙げられる。これらは単独でも、あるいは混
合しおも䜿甚される。 曎に玫倖線硬化ず熱硬化ずを、あるいは電子線
硬化ずを䜵甚するこずもできる。熱硬化を䜵甚す
る堎合には、通垞のラゞカル重合開始剀、䟋えば
ベンゟむルパヌオキシド、メチル゚チルケトンパ
ヌオキシド、ラりロむルパヌオキシド、シクロヘ
キサノンパヌオキシド、−ブチルハむドロパヌ
オキシド、ゞ−−ブチルパヌオキシド、ゞ−
−アルミパヌオキシド、ゞクミルパヌオキシド、
−ブチルパヌベンゟ゚ヌト、アゟビスむ゜゜ブ
チロニトリル等を甚いるこずができ、必芁に応じ
おラゞカル重合促進剀、䟋えばオクテン酞コバル
ト、ナフテン酞コバルト、オクテン酞鉄、オクテ
ン酞マンガン、オクテン酞バナゞりム等の有機金
属塩、−ゞメチルアニリン、等の有機アミ
ン類などを䜵甚するこずができる。 〔発明の効果〕 本発明の攟射線硬化型暹脂組成物は、硬化性や
基材ぞの密着性にすぐれ、か぀硬化しお埗られる
硬化物の硬床等の硬化物物性にもすぐれおおり、
塗料、接着剀、むンキ、ハヌドコヌト、レゞス
ト、印刷配線板甚保護膜、封止剀、バむンダヌ、
絶瞁ワニス、オヌバヌプリントワニス等の広い甚
途に利甚できるものである。 〔実斜䟋〕 次に本発明を実斜䟋により説明するが、本発明
はこれらの䟋によ぀お限定されるものではない。
なお、䟋䞭の郚は重量郚である。 参考䟋  枩床蚈、撹拌機を備えた反応容噚に−ヒドロ
キシ゚チルアクリレヌト232郚、重合防止剀ずし
おハむドロキノンモノメチル゚ヌテル0.07郚、觊
媒ずしお12−タングストリン酞2.3郚を仕蟌んだ
埌80℃に7.5時間保持した。反応終了埌、吞着剀
である粉末ケむ酞マグネシりム12郚を添加し40℃
で30分間撹拌したのち、加圧過しお粟補を行
い、無色透明液䜓の反応生成物以䞋、ヒドロキ
シル基含有アクリレヌトオリゎマヌ(1)ず呌ぶ。
228郚収率98.3を埗た。IR、NMR、GPC
の分析結果から、反応生成物は平均分子量401の
䞋蚘構造のヒドロキシル基含有アクリレヌトオリ
ゎマヌであるこずがわか぀た。 参考䟋  参考䟋ず同様の反応容噚に−ヒドロキシプ
ロピルアクリレヌト260郚、重合防止剀ずしおハ
むドロキノンモノメチル゚ヌテル0.08郚、觊媒ず
しお12−タングストケむ酞2.6郚を仕蟌んだ埌、
100℃に時間保぀た。反応終了埌、吞着剀であ
る粉末塩基性マグネシりム・アルミニりム・ハむ
ドロキシ・カヌボネヌト・ハむドレヌト13郚を添
加し、60℃で30分間撹拌したのち、加圧過しお
粟補を行い、無色透明液䜓の反応生成物以䞋、
ヒドロキシル基含有アクリレヌトオリゎマヌ(2)ず
呌ぶ。251郚収率96.5を埗た。反応生成物
は平均分子量510の䞋蚘構造のヒドロキシル基含
有アクリレヌトオリゎマヌであ぀た。 参考䟋  参考䟋ず同様の反応容噚に、−ヒドロキシ
゚チルメタクリレヌト260郚、重合防止剀ずしお
ハむドロキノンモノメチル゚ヌテル0.13郚、觊媒
ずしおタングストリン酞2.6郚を仕蟌んだ埌、100
℃に時間保぀た。反応終了埌氎260郚を加え宀
枩で撹拌したのち静眮し、氎局䞊局郚を陀去
しお埗た残液をmmHgの枛圧䞋、80℃で30分間
保぀こずにより、氎および残留する原料の䞀郚を
陀去した結果、無色透明液䜓の反応生成物以
䞋、ヒドロキシル基含有メタクリレヌトオリゎマ
ヌ(3)ず呌ぶ。102郚収率39.2を埗た。反応
生成物は平均分子量297の䞋蚘構造のヒドロキシ
ル基含有メタクリレヌトオリゎマヌであ぀た。 実斜䟋 〜 参考䟋〜で埗られたヒドロキシル基含有
メタアクリレヌトオリゎマヌ(1)〜(3)ず第衚
に瀺したプレポリマヌおよびたたは反応性垌釈
剀ずの混合物100郚に、ハむドロキノンモノメチ
ル゚ヌテル0.01郚およびベンゞルゞメチルケタヌ
ルチバガむギヌ瀟補、むルガキナアヌ651
郚を加え、本発明の玫倖線硬化型暹脂組成物(1)〜
(6)を調補した。埗られた暹脂組成物(1)〜(6)のそれ
ぞれを鋌板パネル䞊に15Όの厚さに塗垃し、
80Wcmの高圧氎銀灯を甚い10cmの高さの距離か
らコンベア速床分で該パネルを移動させな
がら照射したずころ、いずれも回の照射でタツ
クフリヌの硬化塗膜が埗られた。埗られた硬化塗
膜の性胜を第衚に瀺した。 比范䟋  第衚に瀺したプレポリマヌおよび反応性垌釈
剀の混合物100郚に、ハむドロキノンモノメチル
゚ヌテル0.01郚およびベンゞルゞメチルケタヌル
チバガむギヌ瀟補、むルガキナアヌ651郚を
加え、比范甚の玫倖線硬化型暹脂組成物(1)を調補
した。埗られた比范暹脂組成物(1)を甚いお、実斜
䟋ず同様の方法で塗垃膜の硬化性をしらべたず
ころ、タツクフリヌの硬化塗膜を埗るのに回の
照射を芁した。埗られた硬化塗膜の性胜を第衚
に瀺した。 比范䟋  CH2CH−COO―CH2−CH2−COO―1.4の
アクリル酞オリゎマヌ30郚、実斜䟋で甚いたの
ず同じプレポリマヌPA60郚および実斜䟋で甚
いたのず同じ反応性垌釈剀TMPTA10郚の混合
物に、ハむドロキノンモノメチル゚ヌテル0.01郚
およびベンゞルゞメチルケタヌルチバガむギヌ
瀟補、むルガキナアヌ651郚を加え、比范甚
の玫倖線硬化型暹脂組成物(2)を調補した。埗られ
た比范甚暹脂組成物(2)を甚いお、実斜䟋ず同様
の方法で塗垃膜の攟射線硬化性を調べたずころ、
タツクフリヌの硬化塗膜を埗るのに回の照射を
芁した。たた、埗られた硬化塗膜は、平滑性に乏
しく、鉛筆硬床、密着性90100であり、実斜
䟋で埗られた硬化塗膜より硬化物物性お劣぀お
いた。 実斜䟋  参考䟋で埗られたヒドロキシル基含有メ
タアクリレヌトオリゎマヌ(1)100郚にベンゞル
メチルケタヌルチバガむギヌ瀟補、むルガキナ
アヌ651郚を加え、本発明の玫倖線硬化型暹
脂組成物(7)を調補した。埗られた暹脂組成物(7)を
鋌板パネル䞊に15Όの厚さに塗垃し80Wcmの高
圧氎銀灯を甚い10cmの高さの距離からコンベア速
床分で該パネルを移動させながら照射した
ずころ、回の照射で硬化塗膜が埗られた。埗ら
れた硬化塗膜の性胜を実斜䟋ず同様にしお調べ
たずころ、鉛筆硬床は2B、密着性は100100で
あ぀た。
[Industrial Application Field] The present invention relates to a radiation-curable resin composition, and more specifically, it has excellent curing properties and physical properties of the cured product,
The present invention relates to a novel radiation-curable resin composition useful for various uses such as inks, paints, and adhesives. [Prior art] Resins that are cured by radiation such as ultraviolet rays or electron beams have advantages over thermosetting resins that are cured by heat, such as resource saving, non-pollution, and rapid curing, so they are widely used. It's being used. In general, radiation-curable resin compositions are made by using a prepolymer such as polyester (meth)acrylate, urethane (meth)acrylate, epoxy (meth)acrylate, or polyether (meth)acrylate or unsaturated polyester as a resin component, and using tetrahydrofuranate as a resin component. Mono(meth)acrylates such as furyl(meth)acrylate and phenoxyethyl(meth)acrylate, and polyol poly(meth)acrylates such as 1,6-hexanediol di(meth)acrylate and trimethylolpropane tri(meth)acrylate. It is made by blending reactive diluent components such as. Until now, by changing the blending ratio of these components, radiation-curable resin compositions suitable for each use have been obtained. [Problems to be solved by the invention] However, it is difficult to obtain a resin composition that is well-balanced in terms of curing speed and physical properties of the cured product simply by blending conventionally known components. Therefore, there is a demand for the development of a new radiation-curable resin composition that is well-balanced in both curing speed and physical properties of the cured product. The present inventors conducted various studies in view of the above circumstances, and as a result, arrived at the present invention. Therefore, the present invention provides a radiation-curable resin composition that can be used for various purposes. [Means and effects for solving the problems] The present invention is based on the general formula [] (However, in the formula, R is a hydrogen atom or a methyl group, which may be the same or different, and Z is a divalent aliphatic hydrocarbon group having 2 to 6 carbon atoms, and (n is an integer from 1 to 100) as an essential component. The present invention relates to a radiation-curable resin composition. The hydroxyl group-containing (meth)acrylate oligomer represented by the general formula [] used in the present invention has the general formula [] (In the formula, R is a hydrogen atom or a methyl group, Z
is a divalent aliphatic hydrocarbon group having 2 to 6 carbon atoms and may have an ether bond in the molecule. ) It is obtained by addition polymerizing and oligomerizing a hydroxyl group-containing (meth)acrylate represented by: Specific examples of the hydroxyl group-containing (meth)acrylate represented by the general formula [] include hydroxyethyl acrylate, hydroxyethyl methacrylate, hydroxypropyl acrylate, hydroxypropyl methacrylate, hydroxybutyl acrylate,
Hydroxybutyl methacrylate, hydroxyhexyl acrylate, hydroxyhexyl methacrylate, diethylene glycol monoacrylate, diethylene glycol monomethacrylate,
Examples include dipropylene glycol monoacrylate, dipropylene glycol monomethacrylate, hydroxycyclohexyl acrylate, hydroxycyclohexyl methacrylate, and the like. These may be used alone or as a mixture. To oligomerize a hydroxyl group-containing (meth)acrylate by addition polymerizing it, for example, as described in Japanese Patent Application No. 59-256558, the hydroxyl group-containing (meth)acrylate is treated with a protonic acid such as sulfuric acid or para-toluenesulfonic acid; boron trifluoride,
Maintained at a temperature of 10 to 150°C in the presence of catalysts such as Lewis acids such as tin tetrachloride; oxysulfates such as titanium oxysulfate; heteropolyacids such as tungstophosphoric acid, tungstosilicic acid, molybdophosphoric acid, molybdosilicic acid, etc. do it. The radiation-curable resin composition of the present invention contains a hydroxyl group-containing (meth)acrylate oligomer represented by the above general formula [] as an essential component, and contains a hydroxyl group-containing (meth)acrylate oligomer represented by the above general formula []. ) The radiation-curable resin composition of the present invention can be obtained by using the acrylate oligomer alone or by using the oligomer in combination with a conventional radiation-curable resin composition, a known and commonly used reactive diluent, and various resins. Examples of reactive diluents used as necessary in the present invention include styrene, α-methylstyrene,
Acrylonitrile, (meth)acrylamide, diacetone acrylamide, N-methyl (meth)acrylamide, N-methylol (meth)acrylamide, N-vinylpyrrolidone, diallyl phthalate, allyl glycidyl ether, (meth)acrylic acid, methyl (meth)acrylate Alkyl (meth)acrylates such as, tetrahydrofurfuryl (meth)acrylate, methoxyethyl (meth)acrylate, phenoxyethyl (meth)
Acrylate, dibromopropyl (meth)acrylate, 2-hydroxyethyl (meth)acrylate, 2-hydroxypropyl (meth)acrylate, ethylene glycol di(meth)acrylate, diethylene glycol di(meth)acrylate, triethylene glycol di(meth)acrylate , polyethylene glycol di(meth)acrylate, propylene glycol di(meth)acrylate, dipropylene glycol di(meth)acrylate, tripropylene glycol di(meth)acrylate
Acrylate, 1,6-hexanediol di(meth)acrylate, neopentyl glycol di(meth)acrylate, trimethylolpropane tri(meth)acrylate, pentaerythritol tri(meth)acrylate, pentaerythritol tetra(meth)acrylate, dipenta Erythritol penta(meth)acrylate, dipentaerythritol hexa(meth)acrylate,
Trishydroxyethyl isocyanurate tri(meth)acrylate, ethylene oxide added bisphenol A di(meth)acrylate, hydrogenated bisphenol A di(meth)acrylate, dimethylaminoethyl(meth)acrylate, diethylaminoethyl(meth)acrylate, dicyclo Examples include pentenyl (meth)acrylate, dicyclopentenyloxyethyl (meth)acrylate, silicone (meth)acrylate, amide (meth)acrylate, phosphoric acid (meth)acrylate, and the like. These can be used alone or as a mixture. Resins that may be used as necessary in the present invention include:
For example, polyester (meth)acrylate obtained by the reaction of (meth)acrylic acid, glycols, and polybasic acid, epoxy (meth)acrylate obtained by the reaction of (meth)acrylic acid and an epoxy compound, and isocyanate group-containing compounds. Urethane (meth)acrylate obtained by reaction with hydroxyalkyl (meth)acrylate, carboxyl group-containing (meth)acrylate obtained by reaction of carboxylic anhydride and hydroxyalkyl (meth)acrylate
Examples include prepolymers such as acrylates, unsaturated polyesters, epoxy resins, polyamide resins, acrylic resins, polyvinyl alcohols, etc., and these can be used alone or as a mixture. When the above-mentioned reactive diluent or resin is used in the present invention, the amount thereof is not particularly limited, and is appropriately determined depending on the viscosity and curability required of the resulting resin composition or the desired physical properties of the cured product. be able to. The radiation-curable resin composition of the present invention can be applied to or molded onto various substrates by means known to those skilled in the art. Radiation curing can be performed with electron beams, ultraviolet rays, etc. In the case of ultraviolet curing, a normal photopolymerization initiator, and if necessary, a photopolymerization initiator and a sensitizer are used at 0.1
It is incorporated into the composition at a concentration of ~10% by weight. Examples of photopolymerization initiators include benzoin alkyl ethers such as benzoin, benzoin isopropyl ether, and benzoin isobutyl ether;
benzophenone, Michler's ketone, methyl-ο-
Benzophenones such as benzoyl benzoate; acetonephenone, trichloroacetophenone, 2,2-diethoxyacetophenone, p-t
- Acetophenones such as butyltrichloroacetophenone, 2,2-dimethoxy-2-phenylacetophenone, p-dimethylaminoacetophenone; such as xanthone, thioxanthone, 2-chlorothioxanthone, 2-isopropylthioxanthone Thioxanthone; benzyl, 2-
Ethyl anthraquinone, methyl-benzoylformate, 2-hydroxy-2-methyl-1-phenylpropan-1-one, 2-hydroxy-
Examples of sensitizers include 4'-isopropyl-2-methylpropiophenone, 1-hydroxycyclohexyl phenyl ketone, tetramethylthiuram monosulfide, and allyldiazonium salts. Examples of sensitizers include amine compounds, sulfur compounds, and phosphorus compounds. Can be mentioned. These may be used alone or in combination. Furthermore, ultraviolet curing and thermosetting, or electron beam curing can also be used together. When heat curing is used together, common radical polymerization initiators such as benzoyl peroxide, methyl ethyl ketone peroxide, lauroyl peroxide, cyclohexanone peroxide, t-butyl hydroperoxide, di-t-butyl peroxide, di- t
- aluminum peroxide, dicumyl peroxide,
t-butyl perbenzoate, azobisisobutyronitrile, etc. can be used, and if necessary, radical polymerization accelerators such as cobalt octenoate, cobalt naphthenate, iron octenoate, manganese octenoate, vanadium octenoate, etc. can be used. Organic metal salts, organic amines such as N,N-dimethylaniline, etc. can be used in combination. [Effects of the Invention] The radiation-curable resin composition of the present invention has excellent curability and adhesion to substrates, and also has excellent physical properties of the cured product such as hardness of the cured product obtained by curing.
Paints, adhesives, inks, hard coats, resists, protective films for printed wiring boards, encapsulants, binders,
It can be used for a wide range of purposes such as insulating varnish and overprint varnish. [Example] Next, the present invention will be explained with reference to Examples, but the present invention is not limited to these Examples.
Note that parts in the examples are parts by weight. Reference Example 1 A reaction vessel equipped with a thermometer and a stirrer was charged with 232 parts of 2-hydroxyethyl acrylate, 0.07 parts of hydroquinone monomethyl ether as a polymerization inhibitor, and 2.3 parts of 12-tungstophosphoric acid as a catalyst, and then heated to 80°C for 7.5 hours. held. After the reaction is complete, add 12 parts of powdered magnesium silicate as an adsorbent and heat at 40°C.
After stirring for 30 minutes, the reaction product was purified by pressure filtration to produce a colorless transparent liquid reaction product (hereinafter referred to as hydroxyl group-containing acrylate oligomer (1)).
228 parts (yield 98.3%) were obtained. IR, NMR, GPC
From the analysis results, it was found that the reaction product was a hydroxyl group-containing acrylate oligomer with an average molecular weight of 401 and the following structure. Reference Example 2 After charging 260 parts of 2-hydroxypropyl acrylate, 0.08 parts of hydroquinone monomethyl ether as a polymerization inhibitor, and 2.6 parts of 12-tungstosilicic acid as a catalyst into the same reaction vessel as in Reference Example 1,
It was kept at 100℃ for 5 hours. After the reaction is complete, 13 parts of powdered basic magnesium aluminum hydroxy carbonate hydrate, which is an adsorbent, is added, stirred at 60°C for 30 minutes, and purified by pressurization to form a colorless transparent liquid. product (hereinafter referred to as
It is called hydroxyl group-containing acrylate oligomer (2). ) 251 parts (yield 96.5%) were obtained. The reaction product was a hydroxyl group-containing acrylate oligomer with an average molecular weight of 510 and the following structure. Reference Example 3 Into a reaction vessel similar to Reference Example 1, 260 parts of 2-hydroxyethyl methacrylate, 0.13 parts of hydroquinone monomethyl ether as a polymerization inhibitor, and 2.6 parts of tungstophosphoric acid as a catalyst were charged.
It was kept at ℃ for 4 hours. After the reaction is complete, add 260 parts of water, stir at room temperature, leave to stand, remove the aqueous layer (upper layer), and keep the resulting residual liquid at 80°C for 30 minutes under a reduced pressure of 3 mmHg to remove water and residual liquid. As a result of removing a portion of the raw materials, 102 parts (yield: 39.2%) of a colorless transparent liquid reaction product (hereinafter referred to as hydroxyl group-containing methacrylate oligomer (3)) was obtained. The reaction product was a hydroxyl group-containing methacrylate oligomer with an average molecular weight of 297 and the following structure. Examples 1 to 6 100 parts of a mixture of the hydroxyl group-containing (meth)acrylate oligomers (1) to (3) obtained in Reference Examples 1 to 3 and the prepolymers and/or reactive diluents shown in Table 1 , 0.01 part of hydroquinone monomethyl ether and benzyl dimethyl ketal (manufactured by Ciba Geigy, Irgakiure 651) 5
UV curable resin composition (1) of the present invention
(6) was prepared. Each of the obtained resin compositions (1) to (6) was applied to a thickness of 15Ό on a steel plate panel,
When the panel was irradiated using a high-pressure mercury lamp of 80 W/cm from a distance of 10 cm while moving the panel at a conveyor speed of 6 m/min, a tack-free cured coating film was obtained in each case with a single irradiation. The performance of the obtained cured coating film is shown in Table 1. Comparative Example 1 0.01 part of hydroquinone monomethyl ether and 5 parts of benzyl dimethyl ketal (manufactured by Ciba Geigy, Irgakiure 651) were added to 100 parts of the mixture of the prepolymer and reactive diluent shown in Table 1, and a UV-curable type for comparison was prepared. A resin composition (1) was prepared. Using the obtained comparative resin composition (1), the curability of the coating film was examined in the same manner as in Example 1, and it was found that two irradiations were required to obtain a tack-free cured coating film. The performance of the obtained cured coating film is shown in Table 1. Comparative Example 2 CH 2 =CH-COO (-CH 2 -CH 2 -COO) - 30 parts of 1.4 H acrylic acid oligomer, 60 parts of the same prepolymer PA used in Example 1, and the same prepolymer PA used in Example 1. A comparative ultraviolet curable resin composition (2) was prepared by adding 0.01 part of hydroquinone monomethyl ether and 5 parts of benzyl dimethyl ketal (manufactured by Ciba Geigy, Irgakiure 651) to a mixture of 10 parts of the same reactive diluent TMPTA. Using the obtained comparative resin composition (2), the radiation curability of the coating film was investigated in the same manner as in Example 1.
Two irradiations were required to obtain a tack-free cured coating. Furthermore, the obtained cured coating film had poor smoothness, a pencil hardness of H, and an adhesion of 90/100, and the physical properties of the cured product were inferior to those of the cured coating film obtained in Example 1. Example 7 5 parts of benzyl methyl ketal (manufactured by Ciba Geigy, Irgakiure 651) was added to 100 parts of the hydroxyl group-containing (meth)acrylate oligomer (1) obtained in Reference Example 1 to prepare the ultraviolet curable resin composition of the present invention ( 7) was prepared. The obtained resin composition (7) was applied to a thickness of 15 ÎŒm on a steel plate panel, and irradiated with an 80 W/cm high-pressure mercury lamp from a distance of 10 cm while moving the panel at a conveyor speed of 6 m/min. However, a cured coating film was obtained with one irradiation. The performance of the obtained cured coating film was examined in the same manner as in Example 1, and the pencil hardness was 2B and the adhesion was 100/100.

【衚】【table】

【衚】【table】

Claims (1)

【特蚱請求の範囲】  䞀般匏 䜆し匏䞭、は氎玠原子たたはメチル基であり
それぞれ同䞀であ぀おも又異な぀おいおもよく、
は炭玠数〜の二䟡の脂肪族炭化氎玠基であ
぀お分子内に゚ヌテル結合を有するこずもできそ
れぞれ同䞀であ぀おも又異な぀おいおもよく、
は〜100の敎数である。で衚わされるヒドロキ
シル基含有メタアクリレヌトオリゎマヌを必
須成分ずしお含有する攟射線硬化型暹脂組成物。
[Claims] 1. General formula [] (However, in the formula, R is a hydrogen atom or a methyl group, which may be the same or different,
Z is a divalent aliphatic hydrocarbon group having 2 to 6 carbon atoms, and may have an ether bond in the molecule, and may be the same or different, and n
is an integer from 1 to 100. ) A radiation-curable resin composition containing as an essential component a hydroxyl group-containing (meth)acrylate oligomer.
JP60240661A 1984-12-06 1985-10-29 Radiation-curable resin composition Granted JPS62101610A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP60240661A JPS62101610A (en) 1985-10-29 1985-10-29 Radiation-curable resin composition
US06/805,342 US4691045A (en) 1984-12-06 1985-12-05 Hydroxyl group-containing (meth)acrylate oligomer, prepolymer therefrom, and method for use thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60240661A JPS62101610A (en) 1985-10-29 1985-10-29 Radiation-curable resin composition

Publications (2)

Publication Number Publication Date
JPS62101610A JPS62101610A (en) 1987-05-12
JPH0471404B2 true JPH0471404B2 (en) 1992-11-13

Family

ID=17062815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60240661A Granted JPS62101610A (en) 1984-12-06 1985-10-29 Radiation-curable resin composition

Country Status (1)

Country Link
JP (1) JPS62101610A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2742808B2 (en) * 1988-07-14 1998-04-22 藀倉化成株匏䌚瀟 Bilirubin adsorbent with antithrombotic properties
KR100668951B1 (en) 2005-11-17 2007-01-12 죌식회사 포슀윔 Auto looping apparatus for wire

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54109916A (en) * 1978-01-05 1979-08-29 Bayer Ag Manufacture of acrylic acid oligomer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54109916A (en) * 1978-01-05 1979-08-29 Bayer Ag Manufacture of acrylic acid oligomer

Also Published As

Publication number Publication date
JPS62101610A (en) 1987-05-12

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