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Title:
高強度ガラスの組成物および繊維
Document Type and Number:
Japanese Patent JP2014519459
Kind Code:
A
Abstract:
Glass compositions and high-modulus, and high-strength glass fibers made therefrom, being capable of economical, continuous processing and suitable for the production of high-strength and/or high stiffness, low-weight composites, such as windturbine blades, the glass composition comprises the following constituents in the limits defined below, expressed as weight percentages: between about 56 to about 61 weight percent SiO2; between about 16 to about 23 weight percent Al2O3, wherein the weight percent ratio of SiO2/Al2O3 is between about 2 to about 4; between about 8 to about 12 weight percent MgO; between about 6 to about 10 weight percent CaO, wherein the weight percent ratio of MgO/CaO is between about 0.7 to about 1.5; between about 0 to about 2 weight percent Na2O; less than about 1 weight percent Li2O; and total residual transition metal oxides of less than about 2 weight percent.

Inventors:
Hausrath Robert
Lombard Anthony
Application Number:
JP2013546091A
Publication Date:
August 14, 2014
Filing Date:
December 22, 2010
Export Citation:
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Assignee:
AGY Holding Condominium ration
International Classes:
C03C3/087; C03B37/01; C03C13/00; C03C13/02; F03D11/00
Domestic Patent References:
JPS5864243A1983-04-16
JPS57191251A1982-11-25
JPS5864243A1983-04-16
Foreign References:
WO2011155362A12011-12-15
Attorney, Agent or Firm:
Patent business corporation 3 Edakuni [Hajime] patent firm