JP2012131849A5 - - Google Patents
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- JP2012131849A5 JP2012131849A5 JP2010282598A JP2010282598A JP2012131849A5 JP 2012131849 A5 JP2012131849 A5 JP 2012131849A5 JP 2010282598 A JP2010282598 A JP 2010282598A JP 2010282598 A JP2010282598 A JP 2010282598A JP 2012131849 A5 JP2012131849 A5 JP 2012131849A5
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- epoxy resin
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Description
(II)130℃/2時間硬化後の75℃、100℃、120℃における貯蔵弾性率G’75℃、G’100℃、G’120℃が、下記式の関係にある前記(I)に記載のエポキシ樹脂組成物。 (II) 130 ℃ / 2 hours 75 ° C. after curing, 100 ° C., the storage modulus G'75 ° C. at 120 ℃, G'100 ℃, G'120 ℃ is, the (I) in the relationship of the following formula The epoxy resin composition as described .
(IX)前記(VII)に記載のエポキシ樹脂硬化物と、強化繊維からなる繊維強化複合材料。 (IX) A fiber-reinforced composite material comprising the cured epoxy resin according to (VII) and a reinforcing fiber.
(X)前記(VIII)に記載のプリプレグを硬化させてなる繊維強化複合材料。 (X) A fiber-reinforced composite material obtained by curing the prepreg described in ( VIII) .
本発明の実施形態は、下記[A]〜[D]を、下記式(1)〜(5)を満たす配合比で含むエポキシ樹脂組成物である。
[A]数平均分子量が2000〜20000の範囲にあるビスフェノールF型エポキシ樹脂
[B]3官能以上のアミン型エポキシ樹脂
[C]数平均分子量が300〜500の範囲にあるビスフェノール型エポキシ樹脂
[D]エポキシ樹脂硬化剤
0.2 ≦A/(A+B+C+E)≦0.6 (1)
0.2 ≦B/(A+B+C+E)≦0.6 (2)
0.15≦C/(A+B+C+E)≦0.5 (3)
0.01≦D/(A+B+C+E)≦0.1 (4)
0 ≦E/(A+B+C+E)≦0.2 (5)
(各式中、A、B、C、Dは、それぞれ[A]、[B]、[C]、[D]の質量、Eは[A]、[B]、[C]以外のエポキシ樹脂の質量)。
An embodiment of the present invention is an epoxy resin composition containing the following [A] to [D] at a blending ratio that satisfies the following formulas (1) to (5) .
[A] Bisphenol F type epoxy resin having a number average molecular weight in the range of 2000 to 20000 [B] Trifunctional or higher amine type epoxy resin [C] Bisphenol type epoxy resin having a number average molecular weight in the range of 300 to 500 [D ] Epoxy resin curing agent 0.2 ≦ A / (A + B + C + E) ≦ 0.6 (1)
0.2 ≦ B / (A + B + C + E) ≦ 0.6 (2)
0.15 ≦ C / (A + B + C + E) ≦ 0.5 (3)
0.01 ≦ D / (A + B + C + E) ≦ 0.1 (4)
0 ≦ E / (A + B + C + E) ≦ 0.2 (5)
(In each formula, A, B, C and D are the masses of [A], [B], [C] and [D], respectively, and E is an epoxy resin other than [A], [B] and [C]. Mass).
かかるエポキシ樹脂組成物において、上記式(1)〜(5)は、次のことを表している。即ち、エポキシ樹脂組成物において、エポキシ樹脂としては
[A]数平均分子量が2000〜20000の範囲にあるビスフェノールF型エポキシ樹脂、
[B]3官能以上のアミン型エポキシ樹脂、
[C]数平均分子量が300〜500の範囲にあるビスフェノール型エポキシ樹脂、
[D]エポキシ樹脂硬化剤
を含むことが必須であり、[A]、[B]、[C]およびこれら以外のエポキシ樹脂[E](以降、全エポキシ樹脂と記す)100質量部に対し、
[A]を20〜60質量部、
[B]を20〜60質量部、
[C]を15〜50質量部、
[D]を1〜10質量部
含むことが必要である。また、[A]、[B]、[C]以外のエポキシ樹脂[E]は全エポキシ樹脂中100質量部のうち20質量部以下であることが必要である。
In such an epoxy resin composition, the above formulas (1) to (5) represent the following. That is, in the epoxy resin composition, as the epoxy resin, [A] bisphenol F type epoxy resin having a number average molecular weight in the range of 2000 to 20000,
[B] Trifunctional or higher amine type epoxy resin,
[C] A bisphenol type epoxy resin having a number average molecular weight in the range of 300 to 500,
[D] It is essential to contain an epoxy resin curing agent, [A], [B], [C] and other epoxy resin [E] (hereinafter referred to as all epoxy resin) 100 parts by mass,
20 to 60 parts by mass of [A],
20 to 60 parts by mass of [B]
15-50 parts by mass of [C],
It is necessary to contain 1 to 10 parts by mass of [D]. Moreover, epoxy resin [E] other than [A], [B], and [C] needs to be 20 mass parts or less out of 100 mass parts in all the epoxy resins.
Claims (10)
[A]数平均分子量が2000〜20000の範囲にあるビスフェノールF型エポキシ樹脂
[B]3官能以上のアミン型エポキシ樹脂
[C]数平均分子量が300〜500の範囲にあるビスフェノール型エポキシ樹脂
[D]ジシアンジアミドまたはその誘導体
0.2 ≦A/(A+B+C+E)≦0.6 (1)
0.2 ≦B/(A+B+C+E)≦0.6 (2)
0.15≦C/(A+B+C+E)≦0.5 (3)
0.01≦D/(A+B+C+E)≦0.1 (4)
0 ≦E/(A+B+C+E)≦0.2 (5)
(各式中、A、B、C、Dは、それぞれ[A]、[B]、[C]、[D]の質量、Eは[A]、[B]、[C]以外のエポキシ樹脂の質量) An epoxy resin composition containing the following [A] to [D] at a blending ratio satisfying the following formulas (1) to (5).
[A] Bisphenol F type epoxy resin having a number average molecular weight in the range of 2000 to 20000 [B] Trifunctional or higher amine type epoxy resin [C] Bisphenol type epoxy resin having a number average molecular weight in the range of 300 to 500 [D ] Dicyandiamide or a derivative thereof 0.2 ≦ A / (A + B + C + E) ≦ 0.6 (1)
0.2 ≦ B / (A + B + C + E) ≦ 0.6 (2)
0.15 ≦ C / (A + B + C + E) ≦ 0.5 (3)
0.01 ≦ D / (A + B + C + E) ≦ 0.1 (4)
0 ≦ E / (A + B + C + E) ≦ 0.2 (5)
(In each formula, A, B, C and D are the masses of [A], [B], [C] and [D], respectively, and E is an epoxy resin other than [A], [B] and [C]. Mass)
1.3(GPa)≦G’75℃ ≦1.8(GPa) (i)
1.3≦G’75℃/G’100℃ ≦7.0 (ii)
0.08(GPa)≦G’120℃ ≦0.8(GPa) (iii)。 The epoxy according to claim 1, wherein the storage elastic moduli G ′ 75 ° C. , G ′ 100 ° C. , and G ′ 120 ° C. at 75 ° C., 100 ° C., and 120 ° C. after curing at 130 ° C./2 hours are in the relationship of the following formulas: Resin composition.
1.3 (GPa) ≦ G ′ 75 ° C. ≦ 1.8 (GPa) (i)
1.3 ≦ G ′ 75 ° C./G ′ 100 ° C. ≦ 7.0 (ii)
0.08 (GPa) ≦ G ′ 120 ° C. ≦ 0.8 (GPa) (iii).
[F]エポキシ樹脂に可溶な熱可塑性樹脂
0.01 ≦F/(A+B+C+E)≦0.1 (6)
(式中、A、B、C、Eは、それぞれ[A]、[B]、[C]、[E]の質量、Eは[A]、[B]、[C]以外のエポキシ樹脂の質量) The epoxy resin composition in any one of Claims 1-4 containing the following [F] with the compounding ratio which satisfy | fills following formula (6).
[F] Thermoplastic resin soluble in epoxy resin 0.01 ≦ F / (A + B + C + E) ≦ 0.1 (6)
(In the formula, A, B, C and E are the masses of [A], [B], [C] and [E], respectively, and E is an epoxy resin other than [A], [B] and [C]. mass)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010282598A JP5573650B2 (en) | 2010-12-20 | 2010-12-20 | Epoxy resin composition, cured epoxy resin, prepreg and fiber reinforced composite material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010282598A JP5573650B2 (en) | 2010-12-20 | 2010-12-20 | Epoxy resin composition, cured epoxy resin, prepreg and fiber reinforced composite material |
Publications (3)
Publication Number | Publication Date |
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JP2012131849A JP2012131849A (en) | 2012-07-12 |
JP2012131849A5 true JP2012131849A5 (en) | 2013-05-16 |
JP5573650B2 JP5573650B2 (en) | 2014-08-20 |
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JP2010282598A Active JP5573650B2 (en) | 2010-12-20 | 2010-12-20 | Epoxy resin composition, cured epoxy resin, prepreg and fiber reinforced composite material |
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JP (1) | JP5573650B2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CA2950883C (en) | 2014-06-04 | 2018-12-18 | Mitsubishi Rayon Co., Ltd. | Potting material for membrane modules and hollow fiber membrane module using same |
WO2019111778A1 (en) * | 2017-12-04 | 2019-06-13 | 住友ベークライト株式会社 | Pasty adhesive composition and semiconductor device |
JP7238259B2 (en) * | 2018-03-16 | 2023-03-14 | 三菱ケミカル株式会社 | Prepreg |
JPWO2021241734A1 (en) * | 2020-05-29 | 2021-12-02 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4829766B2 (en) * | 2006-12-13 | 2011-12-07 | 横浜ゴム株式会社 | Epoxy resin composition for fiber reinforced composite materials |
JP5061813B2 (en) * | 2007-09-25 | 2012-10-31 | 東レ株式会社 | Prepreg and golf club shaft |
TWI435887B (en) * | 2008-02-26 | 2014-05-01 | Toray Industries | Epoxy resin composition, prepreg and fiber-reinforced composite material |
JP5747763B2 (en) * | 2010-09-28 | 2015-07-15 | 東レ株式会社 | Epoxy resin composition, prepreg and fiber reinforced composite material |
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