JPWO2022137591A5 - - Google Patents

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JPWO2022137591A5
JPWO2022137591A5 JP2022512802A JP2022512802A JPWO2022137591A5 JP WO2022137591 A5 JPWO2022137591 A5 JP WO2022137591A5 JP 2022512802 A JP2022512802 A JP 2022512802A JP 2022512802 A JP2022512802 A JP 2022512802A JP WO2022137591 A5 JPWO2022137591 A5 JP WO2022137591A5
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JP
Japan
Prior art keywords
producing
meth
acrylate resin
resin
reacted
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Pending
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JP2022512802A
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Japanese (ja)
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JPWO2022137591A1 (en
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Priority claimed from PCT/JP2021/018137 external-priority patent/WO2022137591A1/en
Publication of JPWO2022137591A1 publication Critical patent/JPWO2022137591A1/ja
Publication of JPWO2022137591A5 publication Critical patent/JPWO2022137591A5/ja
Pending legal-status Critical Current

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Claims (7)

エポキシ樹脂（Ａ１）と、
不飽和一塩基酸（Ａ２）とを必須原料とする（メタ）アクリレート樹脂の製造方法であって、
前記エポキシ樹脂（Ａ１）と前記不飽和一塩基酸（Ａ２）との反応を、塩基性触媒の存在下、酸素を含有する気体（ｂ１）及び不活性ガス（ｂ２）の雰囲気下で撹拌しながら行うものであり、
前記気体（ｂ１）を反応系内の液面より下部から導入するものであり、前記不活性ガス（ｂ２）を液面より上部から導入するものであり、
反応系内の酸素濃度を２～１２質量％の範囲とし、
単位体積当たりの撹拌動力を１～７ｋＷ／ｍ３の範囲とし、
得られる（メタ）アクリレート樹脂の１００℃での粘度が、２，０００ｍＰａ・ｓ以下であることを特徴とする（メタ）アクリレート樹脂の製造方法。 an epoxy resin (A1);
A method for producing a (meth)acrylate resin comprising an unsaturated monobasic acid (A2) as an essential raw material,
The epoxy resin (A1) and the unsaturated monobasic acid (A2) are reacted in the presence of a basic catalyst while stirring in an atmosphere of an oxygen-containing gas (b1) and an inert gas (b2). and
The gas (b1) is introduced from below the liquid level in the reaction system, and the inert gas (b2) is introduced from above the liquid level,
The oxygen concentration in the reaction system is in the range of 2 to 12% by mass,
The stirring power per unit volume is in the range of 1 to 7 kW / m 3 ,
A method for producing a (meth)acrylate resin, wherein the resulting (meth)acrylate resin has a viscosity at 100° C. of 2,000 mPa·s or less. 前記エポキシ樹脂（Ａ１）と、前記不飽和一塩基酸（Ａ２）とを反応した後、さらに多塩基酸無水物（Ａ３）を反応する請求項１記載の（メタ）アクリレート樹脂の製造方法。 2. The method for producing a (meth)acrylate resin according to claim 1 , wherein the epoxy resin (A1) and the unsaturated monobasic acid (A2) are reacted, and then the polybasic acid anhydride (A3) is reacted. 前記多塩基酸無水物（Ａ３）の使用量が、前記エポキシ樹脂（Ａ１）が有するエポキシ基１モルに対して、０．２５～１モルの範囲である請求項２記載の（メタ）アクリレート樹脂の製造方法。 The (meth)acrylate resin according to claim 2 , wherein the amount of the polybasic acid anhydride (A3) used is in the range of 0.25 to 1 mol per 1 mol of the epoxy group of the epoxy resin (A1). manufacturing method. 請求項１～３のいずれか１項記載の（メタ）アクリレート樹脂の製造方法で得た（メタ）アクリレート樹脂と、光重合開始剤とを混合して得る硬化性樹脂組成物の製造方法。 A method for producing a curable resin composition obtained by mixing a (meth)acrylate resin obtained by the method for producing a (meth)acrylate resin according to any one of claims 1 to 3 and a photopolymerization initiator. 請求項４記載の硬化性樹脂組成物の製造方法で得た硬化性樹脂組成物を硬化して得る硬化物の製造方法。 A method for producing a cured product obtained by curing the curable resin composition obtained by the method for producing a curable resin composition according to claim 4 . 請求項５記載の硬化物を用いることを特徴とする絶縁材料の製造方法。 A method for producing an insulating material, wherein the cured product according to claim 5 is used. 請求項５記載の硬化物を用いることを特徴とするレジスト部材の製造方法。 A method for producing a resist member, wherein the cured product according to claim 5 is used.
JP2022512802A 2020-12-24 2021-05-13 Pending JPWO2022137591A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020214820 2020-12-24
PCT/JP2021/018137 WO2022137591A1 (en) 2020-12-24 2021-05-13 Method for producing (meth)acrylate resin

Publications (2)

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JPWO2022137591A1 JPWO2022137591A1 (en) 2022-06-30
JPWO2022137591A5 true JPWO2022137591A5 (en) 2022-12-05

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JP2022512802A Pending JPWO2022137591A1 (en) 2020-12-24 2021-05-13

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JP (1) JPWO2022137591A1 (en)
WO (1) WO2022137591A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7380949B1 (en) 2022-06-23 2023-11-15 Dic株式会社 Method for producing (meth)acrylate resin
WO2023248488A1 (en) * 2022-06-23 2023-12-28 Dic株式会社 Method for producing (meth)acrylate resin

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4894093B2 (en) * 2001-03-30 2012-03-07 Ｄｉｃ株式会社 Method for producing active energy ray-curable resin
JP4682340B2 (en) * 2003-07-25 2011-05-11 昭和電工株式会社 Method for producing photosensitive resin
JP2010150397A (en) * 2008-12-25 2010-07-08 Nippon Shokubai Co Ltd Unsaturated group-containing resin, manufacturing method thereof and photosensitive resin composition
JP6259240B2 (en) * 2013-09-30 2018-01-10 昭和電工株式会社 Photosensitive resin manufacturing method and color filter manufacturing method

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