RU2018132864A - Способ изготовления детали из композиционного материала с керамической матрицей - Google Patents

Способ изготовления детали из композиционного материала с керамической матрицей Download PDF

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RU2018132864A
RU2018132864A RU2018132864A RU2018132864A RU2018132864A RU 2018132864 A RU2018132864 A RU 2018132864A RU 2018132864 A RU2018132864 A RU 2018132864A RU 2018132864 A RU2018132864 A RU 2018132864A RU 2018132864 A RU2018132864 A RU 2018132864A
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silicon carbide
crystallite size
average crystallite
powder
fibers
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RU2018132864A
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RU2018132864A3 (ru
RU2728791C2 (ru
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Эмили МЕНДЕС
Жером РОЖЕ
Ян ЛЕПЕТИКОР
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Сафран Серамикс
Сантр Насьональ Де Ля Решерш Сьянтифик
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Claims (8)

1. Способ изготовления детали из композитного материала с керамической матрицей, который содержит, по меньшей мере, следующую стадию:
инфильтрацию волокнистой преформы расплавленной композицией, содержащей в основном по массе кремний, причем волокнистая преформа содержит волокна карбида кремния, причем порошок карбида кремния присутствует в порах упомянутой преформы, причем средний размер кристаллитов карбида кремния в порошке меньше, чем средний размер кристаллитов карбида кремния в волокнах, причем керамическая матрица получена в порах волокнистой преформы в процессе инфильтрации, чтобы получить деталь, выполненную из композиционного материала.
2. Способ по п.1, в котором перед инфильтрацией волокнистая преформа предоставляет уплотненную фазу, содержащую карбид кремния, причем средний размер кристаллитов карбида кремния в порошке меньше, чем средний размер кристаллитов карбида кремния уплотненной фазы.
3. Способ по п.1, в котором средний размер кристаллитов карбида кремния в порошке является меньшим или равным 80% от среднего размера кристаллитов карбида кремния в волокнах.
4. Способ по п.2, в котором средний размер кристаллитов карбида кремния в порошке является меньшим или равным 80% от среднего размера кристаллитов карбида кремния уплотненной фазы.
5. Способ по п.1, в котором межфазный слой получают на волокнах до этапа инфильтрации.
6. Способ по п.5, в котором межфазный слой получают с помощью, по меньшей мере, одного слоя из следующих материалов: пироуглерода, легированного бором углерода, или нитрида бора.
7. Способ по п.1, в котором волокнистую преформу изготавливают цельной путем трехмерного переплетения или из множества двумерных волокнистых слоев.
RU2018132864A 2016-02-18 2017-02-16 Способ изготовления детали из композиционного материала с керамической матрицей RU2728791C2 (ru)

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Application Number Priority Date Filing Date Title
FR1651327A FR3047988B1 (fr) 2016-02-18 2016-02-18 Procede de fabrication d'une piece en materiau composite a matrice ceramique
FR1651327 2016-02-18
PCT/FR2017/050348 WO2017140986A1 (fr) 2016-02-18 2017-02-16 Procede de fabrication d'une piece en materiau composite a matrice ceramique

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RU2018132864A3 RU2018132864A3 (ru) 2020-03-19
RU2018132864A true RU2018132864A (ru) 2020-03-19
RU2728791C2 RU2728791C2 (ru) 2020-07-31

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US (1) US10662117B2 (ru)
EP (1) EP3416929B1 (ru)
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RU2018132864A3 (ru) 2020-03-19
JP6864002B2 (ja) 2021-04-21
BR112018016761A2 (pt) 2018-12-26
CN108602724B (zh) 2021-08-17
RU2728791C2 (ru) 2020-07-31
US10662117B2 (en) 2020-05-26
CA3014449C (fr) 2023-10-17
CN108602724A (zh) 2018-09-28
BR112018016761B1 (pt) 2023-02-07
US20190337859A1 (en) 2019-11-07
FR3047988B1 (fr) 2018-03-16
CA3014449A1 (fr) 2017-08-24
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