FR3068351B1 - Materiau refractaire comprenant une matrice mullite-zircone avec additifs - Google Patents
Materiau refractaire comprenant une matrice mullite-zircone avec additifs Download PDFInfo
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- FR3068351B1 FR3068351B1 FR1756274A FR1756274A FR3068351B1 FR 3068351 B1 FR3068351 B1 FR 3068351B1 FR 1756274 A FR1756274 A FR 1756274A FR 1756274 A FR1756274 A FR 1756274A FR 3068351 B1 FR3068351 B1 FR 3068351B1
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- mullite
- refractory material
- matrix
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- zirconia matrix
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/16—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay
- C04B35/18—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay rich in aluminium oxide
- C04B35/185—Mullite 3Al2O3-2SiO2
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/101—Refractories from grain sized mixtures
- C04B35/106—Refractories from grain sized mixtures containing zirconium oxide or zircon (ZrSiO4)
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- C04B35/16—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay
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- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/6303—Inorganic additives
- C04B35/6306—Binders based on phosphoric acids or phosphates
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Abstract
La présente invention concerne Matériau réfractaire comprenant une matrice, la matrice comprenant de la mullite, de la zircone ZrO2 dispersée dans la mullite, un premier additif qui est du phosphate, et un deuxième additif choisi parmi CaO, MgO, BaO, Na2O, K2O, un oxyde de titane, et un mélange de ceux-ci, dans lequel ZrO2 dans la matrice est sous forme particulaire avec un D50 inférieur à 10 µm. L'invention concerne également un procédé de fabrication d'un tel matériau réfractaire.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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FR1756274A FR3068351B1 (fr) | 2017-07-03 | 2017-07-03 | Materiau refractaire comprenant une matrice mullite-zircone avec additifs |
PCT/FR2018/051658 WO2019008270A1 (fr) | 2017-07-03 | 2018-07-03 | Materiau refractaire comprenant une matrice mullite-zircone avec additifs |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1756274A FR3068351B1 (fr) | 2017-07-03 | 2017-07-03 | Materiau refractaire comprenant une matrice mullite-zircone avec additifs |
FR1756274 | 2017-07-03 |
Publications (2)
Publication Number | Publication Date |
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FR3068351A1 FR3068351A1 (fr) | 2019-01-04 |
FR3068351B1 true FR3068351B1 (fr) | 2022-01-28 |
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FR1756274A Active FR3068351B1 (fr) | 2017-07-03 | 2017-07-03 | Materiau refractaire comprenant une matrice mullite-zircone avec additifs |
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FR (1) | FR3068351B1 (fr) |
WO (1) | WO2019008270A1 (fr) |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN115838280B (zh) * | 2022-12-09 | 2023-06-27 | 湖南旗滨医药材料科技有限公司 | 一种铂铑合金镀覆莫来石旋转管、制备方法及其应用 |
FR3143596A1 (fr) * | 2022-12-15 | 2024-06-21 | Saint-Gobain Centre De Recherches Et D'etudes Europeen | DVC pour revêtement d’un four de fonderie |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4212680A (en) * | 1979-04-30 | 1980-07-15 | Nalco Chemical Co. | Thixotropic refractory binder based upon aluminum phosphate gelled silica sols |
SU1260357A1 (ru) * | 1985-05-13 | 1986-09-30 | Центральный Научно-Исследовательский Институт Строительных Конструкций Им.В.А.Кучеренко | Огнеупорный мертель |
GB9617010D0 (en) * | 1996-08-13 | 1996-09-25 | Shaw Richard D | Improved refractory binder |
FR2891271B1 (fr) * | 2005-09-26 | 2008-01-11 | Saint Gobain Ct Recherches | Produit refractaire fritte presentant une resistance aux chocs thermiques amelioree. |
FR2959505B1 (fr) * | 2010-04-28 | 2012-11-16 | Saint Gobain Ct Recherches | Grains de mullite revetus. |
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2017
- 2017-07-03 FR FR1756274A patent/FR3068351B1/fr active Active
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2018
- 2018-07-03 WO PCT/FR2018/051658 patent/WO2019008270A1/fr active Application Filing
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Publication number | Publication date |
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WO2019008270A1 (fr) | 2019-01-10 |
FR3068351A1 (fr) | 2019-01-04 |
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