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RU2019130624A - Препрег и фиброармированный композитный материал - Google Patents

Препрег и фиброармированный композитный материал Download PDF

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Publication number
RU2019130624A
RU2019130624A RU2019130624A RU2019130624A RU2019130624A RU 2019130624 A RU2019130624 A RU 2019130624A RU 2019130624 A RU2019130624 A RU 2019130624A RU 2019130624 A RU2019130624 A RU 2019130624A RU 2019130624 A RU2019130624 A RU 2019130624A
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RU
Russia
Prior art keywords
prepreg
epoxy resin
fibers
resin composition
reinforced
Prior art date
Application number
RU2019130624A
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English (en)
Inventor
Риохеи ВАТАРИ
Нарумити САТО
Эндрю Хидео КОЯНАГИ
Original Assignee
Торэй Индастриз, Инк.
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Application filed by Торэй Индастриз, Инк. filed Critical Торэй Индастриз, Инк.
Publication of RU2019130624A publication Critical patent/RU2019130624A/ru

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
    • B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
    • B29B15/10—Coating or impregnating independently of the moulding or shaping step
    • B29B15/105—Coating or impregnating independently of the moulding or shaping step of reinforcement of definite length with a matrix in solid form, e.g. powder, fibre or sheet form
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    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
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    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
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    • C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
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    • C08J5/042—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with carbon fibres
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
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    • C08J2300/20—Polymers characterized by their physical structure
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Reinforced Plastic Materials (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)

Claims (11)

1. Препрег, включающий
упрочненные волокна [A], скомпонованные в виде слоя,
композицию эпоксидной смолы, содержащую эпоксидную смолу [B] и отвердитель [C], при этом композиция эпоксидной смолы частично импрегнирована в упрочненные волокна [A], и
термопластическую смолу [D], которая является нерастворимой в эпоксидной смоле [B] и локализуется на поверхности одной стороны препрега,
где препрег характеризуется степенью импрегнирования ϕ композицией эпоксидной смолы в диапазоне от 30 до 95%,
в слое упрочненных волокон [A] область, неимпрегнированная композицией эпоксидной смолы, смещается в сторону, где локализуется термопластическая смола [D], и
препрег характеризуется параметром смещения σ, который определяет степень смещения, в диапазоне 0,10 < σ < 0,45.
2. Препрег по п. 1, характеризующийся коэффициентом воздухопроницаемости К в плоскости препрега, составляющим 2,0 × (1 - ϕ/100) × 10- 14 [м2] и более.
3. Препрег по п. 1 или 2, где упрочненные волокна [A] являются непрерывными волокнами, которые являются однонаправленно скомпонованными.
4. Препрег по п. 1 или 2, где упрочненные волокна [A] имеют вид тканого материала.
5. Фиброармированный композитный материал, который представляет собой отвержденный продукт препрега по любому одному из пп. 1-4.
RU2019130624A 2017-03-29 2018-03-27 Препрег и фиброармированный композитный материал RU2019130624A (ru)

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JP2017065230 2017-03-29
JP2017-065230 2017-03-29
PCT/JP2018/012307 WO2018181254A1 (ja) 2017-03-29 2018-03-27 プリプレグおよび繊維強化複合材料

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US (1) US11136442B2 (ru)
EP (1) EP3604410A4 (ru)
JP (1) JP7006594B2 (ru)
KR (1) KR20190127685A (ru)
CN (1) CN110461917B (ru)
RU (1) RU2019130624A (ru)
WO (1) WO2018181254A1 (ru)

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US10967585B2 (en) 2017-03-16 2021-04-06 Guerrilla Industries LLC Composite structures and methods of forming composite structures
EP3835343A4 (en) 2018-09-18 2022-05-25 Toray Industries, Inc. PREPREG, PREPREG LAMINATE AND FIBER REINFORCED COMPOSITE
EP4082739B1 (en) * 2019-12-23 2025-04-30 Toray Industries, Inc. Composite prepreg and fiber-reinforced plastic molded body
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