Invention Grant
- Patent Title: Lithium aluminosilicate-based materials with negative thermal expansion coefficient in a broad temperature range preparation process and use
- Patent Title (中): 基于硅铝酸锂的材料,在宽温度范围内具有负热膨胀系数的制备工艺和用途
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Application No.: US13139284Application Date: 2009-11-27
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Publication No.: US08529851B2Publication Date: 2013-09-10
- Inventor: Ramón Torrecillas San Millán , Adolfo Fernández Valdés , Olga García Moreno
- Applicant: Ramón Torrecillas San Millán , Adolfo Fernández Valdés , Olga García Moreno
- Applicant Address: ES
- Assignee: Consejo Superior de Investigaciones Científicas (CSIC)
- Current Assignee: Consejo Superior de Investigaciones Científicas (CSIC)
- Current Assignee Address: ES
- Agency: Byrne Poh LLP
- Agent Nina R. Horan
- Priority: ES200803530 20081212
- International Application: PCT/ES2009/070534 WO 20091127
- International Announcement: WO2010/066929 WO 20100617
- Main IPC: C04B35/00
- IPC: C04B35/00

Abstract:
New process for obtaining lithium aluminosilicate-based (LAS) ceramic materials having a near-zero and negative thermal expansion coefficient within a temperature range of (−150° C. to 450° C.). These materials are applicable to the manufacture of components that require a high level of dimensional stability.
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