RU2014107466A - Препрег и армированный волокном композитный материал - Google Patents

Препрег и армированный волокном композитный материал Download PDF

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RU2014107466A
RU2014107466A RU2014107466/05A RU2014107466A RU2014107466A RU 2014107466 A RU2014107466 A RU 2014107466A RU 2014107466/05 A RU2014107466/05 A RU 2014107466/05A RU 2014107466 A RU2014107466 A RU 2014107466A RU 2014107466 A RU2014107466 A RU 2014107466A
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particles
range
prepreg according
epoxy resin
iii
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Юко СИМИЗУ
Нобуюки ТОМИОКА
Сироу ХОНДА
Маки НАГАНО
Юдзи ЕТИГО
Хироси ТАКЕДЗАКИ
Дзунко КАВАСАКИ
Хироси ТАИКО
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Торэй Индастриз, Инк.
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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
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
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Abstract

1. Препрег, включающий в себя, по меньшей мере, составляющие компоненты [A], [B] и [C], которые описаны ниже, и армирующее волокно, где 90% или более составляющего компонента [С] находится в диапазоне глубины, составляющей 20% толщины препрега относительно поверхности препрега:[A] эпоксидная смола,[В] отверждающее вещество для эпоксидной смолы, и[C] полимерные частицы, нерастворимые в эпоксидной смоле и подпадающие под любую из следующих категорий частиц [Cx]-[Cz]:[Cx] полимерные частицы, нерастворимые в эпоксидной смоле и дающие график распределения частиц по диаметру, удовлетворяющий следующим требованиям от (х-i) до (х-iii):(x-i) график имеет, по меньшей мере, два пика,(х-ii) частицы, дающие два самых высоких пика, имеют соотношение диаметров в диапазоне 1,5-7, и(х-iii) один из двух самых высоких пиков, приписываемый частицам большего диаметра, имеет ширину на половине высоты в диапазоне 1,1-3,[Сy] полимерные частицы, нерастворимые в эпоксидной смоле и удовлетворяющие следующим требованиям от (y-i) до (y-iii):(y-i) средний диаметр частиц находится в диапазоне от 1 до 18 мкм,(y-ii) сферичность частиц находится в диапазоне от 90 до 100, и(y-iii) температура стеклования находится в диапазоне 80-155°С, и[Cz] полимерные частицы, нерастворимые в эпоксидной смоле и удовлетворяющие следующим требованиям от (z-i) до (z-iii):(z-i) средний диаметр частиц имеет значение от более 12 мкм до 50 мкм или менее,(z-ii) сферичность частиц находится в диапазоне от 90 до 100, и(z-iii) температура стеклования находится в диапазоне 80-155°С.2. Препрег по п. 1, где полимерные частицы [Cx] нерастворимы в эпоксидной смоле и, кроме того, удовлетворяют следующему требованию (x-iv): один пик из двух самых высоких пиков, припи�

Claims (18)

1. Препрег, включающий в себя, по меньшей мере, составляющие компоненты [A], [B] и [C], которые описаны ниже, и армирующее волокно, где 90% или более составляющего компонента [С] находится в диапазоне глубины, составляющей 20% толщины препрега относительно поверхности препрега:
[A] эпоксидная смола,
[В] отверждающее вещество для эпоксидной смолы, и
[C] полимерные частицы, нерастворимые в эпоксидной смоле и подпадающие под любую из следующих категорий частиц [Cx]-[Cz]:
[Cx] полимерные частицы, нерастворимые в эпоксидной смоле и дающие график распределения частиц по диаметру, удовлетворяющий следующим требованиям от (х-i) до (х-iii):
(x-i) график имеет, по меньшей мере, два пика,
(х-ii) частицы, дающие два самых высоких пика, имеют соотношение диаметров в диапазоне 1,5-7, и
(х-iii) один из двух самых высоких пиков, приписываемый частицам большего диаметра, имеет ширину на половине высоты в диапазоне 1,1-3,
[Сy] полимерные частицы, нерастворимые в эпоксидной смоле и удовлетворяющие следующим требованиям от (y-i) до (y-iii):
(y-i) средний диаметр частиц находится в диапазоне от 1 до 18 мкм,
(y-ii) сферичность частиц находится в диапазоне от 90 до 100, и
(y-iii) температура стеклования находится в диапазоне 80-
155°С, и
[Cz] полимерные частицы, нерастворимые в эпоксидной смоле и удовлетворяющие следующим требованиям от (z-i) до (z-iii):
(z-i) средний диаметр частиц имеет значение от более 12 мкм до 50 мкм или менее,
(z-ii) сферичность частиц находится в диапазоне от 90 до 100, и
(z-iii) температура стеклования находится в диапазоне 80-155°С.
2. Препрег по п. 1, где полимерные частицы [Cx] нерастворимы в эпоксидной смоле и, кроме того, удовлетворяют следующему требованию (x-iv): один пик из двух самых высоких пиков, приписываемый частицам большего диаметра, и другие пики, приписываемые частицам меньшего диаметра, имеют соотношение высот в диапазоне 0,6-7.
3. Препрег по п. 1, где частицы [Cx] включают в себя частицы [Cx1] и частицы [Cx2], которые описаны ниже:
[Cx1] полимерные частицы, нерастворимые в эпоксидной смоле и имеющие сферичность в диапазоне 90-100 и показатель распределения частиц по диаметру в диапазоне 1,0-1,8, и
[Cx2] полимерные частицы, нерастворимые в эпоксидной смоле и имеющие средний диаметр частиц в диапазоне от 1/10 до 2/3 среднего диаметра полимерных частиц [Сх1].
4. Препрег по п. 3, где массосодержание частиц [Сх1] среди частиц [Cx] находится в диапазоне от 50 до 90% масс.
5. Препрег по п. 4, где частицы [Cx1] представляют собой полимерные частицы, имеющие температуру стеклования в диапазоне
от 80 до 180°С.
6. Препрег по п. 5, где средний диаметр частиц [Cx1] находится в диапазоне 5-30 мкм.
7. Препрег по п. 1, где частицы [Cy] имеют температуру стеклования в диапазоне от 130 до 150°С.
8. Препрег по п. 7, где частицы [Cy] имеют показатель распределения частиц по диаметру в диапазоне от 1,5 до 10.
9. Препрег по п. 1, где частицы [Cz] имеют температуру стеклования в диапазоне от 130 до 150°С.
10. Препрег по п. 9, где частицы [Cz] имеют показатель распределения частиц по диаметру в диапазоне от 1,0 до 2,0.
11. Препрег по любому из пп. 1-10, где частицы [C] представляют собой полиамидные частицы.
12. Препрег по любому из пп. 1-10, где частицы [Cx1], частицы [Cy] и частицы [Cz] представляют собой полиамидные частицы, содержащие химическую структуру, которая представлена общей формулой (1):
[Химическая формула 1]
Figure 00000001
где R1 и R2 представляют собой атом водорода, алкильную группу, содержащую 1-8 атомов углерода, или атом галогена, R1 и R2 могут быть либо одинаковыми, либо отличающимися друг от друга; и R3 представляет собой метиленовую группу, содержащую 1-20 атомов
углерода.
13. Препрег по любому из пп. 1-10, где составляющий компонент [A] включает эпоксидную смолу полифункционального аминного типа.
14. Препрег по любому из пп. 1-10, где составляющий компонент [B] представляет собой ароматический полиамин.
15. Препрег по п. 14, где составляющий компонент [B] представляет собой диаминодифенил-сульфон, его производное или его изомер.
16. Армированный волокном композитный материал, полученный отверждением препрега по любому из пп. 1-15.
17. Армированный волокном композиционный материал по п. 16, где армированное волокно представляет собой углеродное волокно.
18. Армированный волокном композиционный материал по любому из пунктов 16 или 17, где частицы [Cx] имеют сферичность в диапазоне 90-100, которую определяют при изучении поперечного среза армированного волокном композиционного материала с помощью оптического микроскопа.
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