FR3127754B3 - Procede de synthese d’une poudre de diborure de titane - Google Patents

Procede de synthese d’une poudre de diborure de titane Download PDF

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Publication number
FR3127754B3
FR3127754B3 FR2110464A FR2110464A FR3127754B3 FR 3127754 B3 FR3127754 B3 FR 3127754B3 FR 2110464 A FR2110464 A FR 2110464A FR 2110464 A FR2110464 A FR 2110464A FR 3127754 B3 FR3127754 B3 FR 3127754B3
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Prior art keywords
synthesis
micrometers
powder
particle diameter
titanium oxide
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FR3127754A3 (fr
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Mangesh Ramesh Avhad
Emmanuel Nonnet
Laurie San-Miguel
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Saint Gobain Centre de Recherche et dEtudes Europeen SAS
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Saint Gobain Centre de Recherche et dEtudes Europeen SAS
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Priority to FR2110464A priority Critical patent/FR3127754B3/fr
Priority to EP22797433.4A priority patent/EP4412969A1/fr
Priority to PCT/FR2022/051873 priority patent/WO2023057716A1/fr
Priority to CN202280066752.0A priority patent/CN118076569A/zh
Priority to CA3229831A priority patent/CA3229831A1/fr
Publication of FR3127754A3 publication Critical patent/FR3127754A3/fr
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Abstract

L'invention se rapporte à un procédé de synthèse d’une poudre de TiB2 comprenant la réduction d’oxyde de titane par du carbone en présence d’une source de bore, ledit procédé consistant à chauffer un mélange d’une source de carbone, une poudre de carbure de bore dont le diamètre médian de particules est compris entre 5 et 100 micromètres et une poudre d’oxyde de titane dont le diamètre médian de particules est compris entre 5 et 80 micromètres, la synthèse étant effectuée dans une enceinte sous atmosphère inerte selon un débit de balayage de gaz compris entre 0,5 et 10 L/min/m3 d’enceinte à une température comprise entre 1500°C et 2000°C, ainsi qu’à la poudre de TiB2 obtenue par un tel procédé.
FR2110464A 2021-10-04 2021-10-04 Procede de synthese d’une poudre de diborure de titane Active FR3127754B3 (fr)

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FR2110464A FR3127754B3 (fr) 2021-10-04 2021-10-04 Procede de synthese d’une poudre de diborure de titane
EP22797433.4A EP4412969A1 (fr) 2021-10-04 2022-10-04 Procede de synthese d'une poudre de diborure de titane
PCT/FR2022/051873 WO2023057716A1 (fr) 2021-10-04 2022-10-04 Procede de synthese d'une poudre de diborure de titane
CN202280066752.0A CN118076569A (zh) 2021-10-04 2022-10-04 用于合成二硼化钛粉末的方法
CA3229831A CA3229831A1 (fr) 2021-10-04 2022-10-04 Procede de synthese d'une poudre de diborure de titane

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CN116495739A (zh) * 2023-05-08 2023-07-28 广东工业大学 一种尺寸均匀的二硼化钨-碳化硅复合粉体及复相陶瓷和制备方法及应用

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US4353885A (en) * 1979-02-12 1982-10-12 Ppg Industries, Inc. Titanium diboride article and method for preparing same
DE102006013746A1 (de) * 2006-03-24 2007-09-27 Esk Ceramics Gmbh & Co. Kg Gesinterter verschleißbeständiger Werkstoff, sinterfähige Pulvermischung, Verfahren zur Herstellung des Werkstoffs und dessen Verwendung
CN109607557A (zh) * 2019-02-18 2019-04-12 北京镭硼科技有限责任公司 一种高纯二硼化钛粉体的制备方法

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