Patent · US Expired

Glass fiber

US7629279B2 · kind B2 · utility

7Cited by
11References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 2003
Grant dateDec 8, 2009
Priority date
Expiry dateJun 25, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2913
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The glass fiber of the present invention is formed of the glass composition including 50 to 60% SiO2, 0.1 to 10% Al2O3, 20 to 45% MgO+CaO+SrO+BaO, 0.5 to 20% TiO2, 0.1 to 10% ZrO2, and 0 to 2% Li2O+Na2O+K2O in terms of mol %, in which a BaO/CaO mol ratio is from 0.3 to 1.6.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.