Invention Grant
- Patent Title: Low coefficient of thermal expansion materials including modified aluminosilicate fibers and methods of manufacture
- Patent Title (中): 包括改性硅铝酸盐纤维在内的低热膨胀系数和制造方法
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Application No.: US12104977Application Date: 2008-04-17
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Publication No.: US07938877B2Publication Date: 2011-05-10
- Inventor: James Jenq Liu , William M. Carty , Bilal Zuberi , Sunilkumar C. Pillai
- Applicant: James Jenq Liu , William M. Carty , Bilal Zuberi , Sunilkumar C. Pillai
- Applicant Address: US MA Woburn
- Assignee: GEO2 Technologies, Inc.
- Current Assignee: GEO2 Technologies, Inc.
- Current Assignee Address: US MA Woburn
- Main IPC: B01D39/20
- IPC: B01D39/20 ; B01D46/00 ; C04B35/03

Abstract:
A fibrous ceramic material comprises a plurality of fibers having a modified aluminosilicate compositional structure (i.e., x(RO).y(Al2O3).z(SiO2) or w(MO).x(RO).y(Al2O3).z(SiO2)). The fibrous ceramic material is form by combining two or more x(RO).y(Al2O3).z(SiO2) or w(MO).x(RO).y(Al2O3).z(SiO2) precursors in which at least one of the two or more precursors is in fiber form. The resulting fibrous ceramic material has a low coefficient of thermal expansion (i.e., ≦4.7×10-6/° C.).
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