CN115836101B - 硬化性树脂、硬化性树脂组合物及硬化物 - Google Patents

硬化性树脂、硬化性树脂组合物及硬化物

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Publication number
CN115836101B
CN115836101B CN202180038560.4A CN202180038560A CN115836101B CN 115836101 B CN115836101 B CN 115836101B CN 202180038560 A CN202180038560 A CN 202180038560A CN 115836101 B CN115836101 B CN 115836101B
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curable resin
group
general formula
represented
compound
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CN115836101A (zh
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松冈龙一
杨立宸
神成広义
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DIC Corp
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DIC Corp
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G61/02—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes
    • C08G61/025—Polyxylylenes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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    • C09D165/00—Coating compositions based on macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Coating compositions based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F299/00—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
    • C08F299/02—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
    • C—CHEMISTRY; METALLURGY
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    • C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G61/02—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G61/02—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes
    • C08G61/10—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aromatic carbon atoms, e.g. polyphenylenes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L65/00—Compositions of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L65/00—Compositions of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Compositions of derivatives of such polymers
    • C08L65/02—Polyphenylenes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08L65/00—Compositions of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Compositions of derivatives of such polymers
    • C08L65/04—Polyxylenes
    • C—CHEMISTRY; METALLURGY
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/10—Definition of the polymer structure
    • C08G2261/12—Copolymers
    • C08G2261/126—Copolymers block
    • C—CHEMISTRY; METALLURGY
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/10—Definition of the polymer structure
    • C08G2261/14—Side-groups
    • C08G2261/141—Side-chains having aliphatic units
    • C—CHEMISTRY; METALLURGY
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/10—Definition of the polymer structure
    • C08G2261/14—Side-groups
    • C08G2261/142—Side-chains containing oxygen
    • C08G2261/1424—Side-chains containing oxygen containing ether groups, including alkoxy
    • C—CHEMISTRY; METALLURGY
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/10—Definition of the polymer structure
    • C08G2261/14—Side-groups
    • C08G2261/148—Side-chains having aromatic units
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/10—Definition of the polymer structure
    • C08G2261/16—End groups
    • C08G2261/164—End groups comprising organic end groups
    • C08G2261/1646—End groups comprising organic end groups comprising aromatic or heteroaromatic end groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/30—Monomer units or repeat units incorporating structural elements in the main chain
    • C08G2261/31—Monomer units or repeat units incorporating structural elements in the main chain incorporating aromatic structural elements in the main chain
    • C08G2261/312—Non-condensed aromatic systems, e.g. benzene
    • C—CHEMISTRY; METALLURGY
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/40—Polymerisation processes
    • C08G2261/42—Non-organometallic coupling reactions, e.g. Gilch-type or Wessling-Zimmermann type
    • C—CHEMISTRY; METALLURGY
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/50—Physical properties
    • C08G2261/59—Stability
    • C08G2261/592—Stability against heat
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    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/70—Post-treatment
    • C08G2261/76—Post-treatment crosslinking
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    • C08L2201/00—Properties
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    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C08L2203/206—Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN202180038560.4A 2020-06-09 2021-05-13 硬化性树脂、硬化性树脂组合物及硬化物 Active CN115836101B (zh)

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JP2020100427 2020-06-09
JP2020-100427 2020-06-09
PCT/JP2021/018136 WO2021251052A1 (ja) 2020-06-09 2021-05-13 硬化性樹脂、硬化性樹脂組成物、及び、硬化物

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CN115836101B true CN115836101B (zh) 2025-07-29

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US (1) US20230272156A1 (https=)
JP (2) JPWO2021251052A1 (https=)
KR (1) KR102938970B1 (https=)
CN (1) CN115836101B (https=)
TW (1) TWI886286B (https=)
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Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250002632A1 (en) * 2021-08-18 2025-01-02 Mitsubishi Gas Chemical Company, Inc. Resin, method for producing resin, curable resin composition, and cured product
WO2023089976A1 (ja) * 2021-11-18 2023-05-25 Dic株式会社 硬化性樹脂、硬化性樹脂組成物、及び、硬化物
JP7614243B2 (ja) * 2023-03-14 2025-01-15 日本化薬株式会社 硬化性樹脂、硬化性樹脂組成物、およびその硬化物
CN119110829A (zh) * 2023-04-10 2024-12-10 株式会社力森诺科 树脂组合物、预浸料、树脂膜、覆金属层叠板、印刷配线板、半导体封装体及苊均聚物
JP7572496B1 (ja) * 2023-04-20 2024-10-23 日本化薬株式会社 硬化性樹脂組成物およびその硬化物
WO2025032689A1 (ja) * 2023-08-07 2025-02-13 株式会社レゾナック 封止用材料、封止材、及び半導体装置
CN121666902A (zh) * 2023-08-07 2026-03-13 株式会社力森诺科 封装用材料、封装材及半导体装置
WO2025062657A1 (ja) * 2023-09-22 2025-03-27 株式会社レゾナック 封止用液状樹脂組成物、及び電子部品装置
JP2025068484A (ja) 2023-10-16 2025-04-28 Dic株式会社 硬化性樹脂、硬化性樹脂組成物、硬化物および物品

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015189925A (ja) * 2014-03-28 2015-11-02 新日鉄住金化学株式会社 ビニルベンジルエーテル樹脂、その製造方法、これを含有する硬化性樹脂組成物、硬化物
CN107057065A (zh) * 2017-02-16 2017-08-18 中山大学 具有低介电常数的聚合物及降低聚合物介电常数的分子结构设计方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61145222A (ja) * 1984-12-19 1986-07-02 Hitachi Chem Co Ltd フエノ−ル系重合体
JPS6245546A (ja) * 1985-08-22 1987-02-27 Hitachi Chem Co Ltd フエノ−ル系重合体の製造方法
US4707558A (en) 1986-09-03 1987-11-17 The Dow Chemical Company Monomers and oligomers containing a plurality of vinylbenzyl ether groups, method for their preparation and cured products therefrom
EP0344165B1 (en) 1986-12-29 1991-09-25 AlliedSignal Inc. Thermoset polymers of styrene terminated tetrakis phenols
JPH0710902B2 (ja) 1987-09-04 1995-02-08 昭和高分子株式会社 硬化性樹脂組成物
JPH0543623A (ja) * 1991-08-12 1993-02-23 Sumitomo Chem Co Ltd ポリ（アルケニルアリールメチル）エーテル化合物
JP3306924B2 (ja) * 1991-10-11 2002-07-24 住友化学工業株式会社 エポキシ化合物およびその組成物
JP3343366B2 (ja) * 1992-01-17 2002-11-11 新日鐵化学株式会社 新規多官能エポキシアクリレート樹脂及びその製造方法
JP3414556B2 (ja) 1995-07-24 2003-06-09 昭和高分子株式会社 ポリビニルベンジルエーテル化合物およびその製造方法
JP2000212259A (ja) * 1999-01-26 2000-08-02 Sumikin Chemical Co Ltd 液状フェノ―ル系樹脂及びその製造方法
JP2004331774A (ja) * 2003-05-06 2004-11-25 Showa Highpolymer Co Ltd 硬化性樹脂組成物
JP2005041914A (ja) * 2003-07-23 2005-02-17 Hitachi Ltd ゴム成分を含む樹脂組成物及びそれを用いたフィルムと電気部品
JP4591946B2 (ja) 2004-04-28 2010-12-01 日本化薬株式会社 ポリ（ビニルベンジル）エーテル化合物およびその製造方法
JP5649773B2 (ja) * 2007-05-31 2015-01-07 三菱瓦斯化学株式会社 硬化性樹脂組成物および硬化性フィルムならびにそれらの硬化物
EP2113534B8 (en) * 2008-04-01 2011-09-21 Mitsubishi Gas Chemical Company, Inc. Resin composition, prepreg and metal-foil-clad laminate
US9481631B2 (en) * 2012-11-28 2016-11-01 Dic Corporation Phenolic hydroxyl group-containing compound, phenolic hydroxyl group-containing composition, (meth)acryloyl group-containing resin, curable composition, cured product thereof, and resist material
JP6006631B2 (ja) * 2012-12-17 2016-10-12 新日鉄住金化学株式会社 ビス（メタ）アクリロイル末端ベンジルエーテル化合物を含有する硬化性樹脂組成物及び硬化物
JPWO2014156778A1 (ja) * 2013-03-28 2017-02-16 新日鉄住金化学株式会社 硬化性樹脂組成物、その成形方法及び成形体
JP6799370B2 (ja) * 2015-09-30 2020-12-16 日鉄ケミカル＆マテリアル株式会社 多価ヒドロキシ樹脂、エポキシ樹脂、それらの製造方法、エポキシ樹脂組成物及びその硬化物

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015189925A (ja) * 2014-03-28 2015-11-02 新日鉄住金化学株式会社 ビニルベンジルエーテル樹脂、その製造方法、これを含有する硬化性樹脂組成物、硬化物
CN107057065A (zh) * 2017-02-16 2017-08-18 中山大学 具有低介电常数的聚合物及降低聚合物介电常数的分子结构设计方法

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KR102938970B1 (ko) 2026-03-16
KR20230022397A (ko) 2023-02-15
US20230272156A1 (en) 2023-08-31
TW202146499A (zh) 2021-12-16
TWI886286B (zh) 2025-06-11
JP2022132699A (ja) 2022-09-09
JPWO2021251052A1 (https=) 2021-12-16
JP7524930B2 (ja) 2024-07-30
CN115836101A (zh) 2023-03-21
WO2021251052A1 (ja) 2021-12-16

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