Patent · US Expired

Oxide coatings for fluoride glass

US4938562A · kind A · utility

10Cited by
25References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 14, 1989
Grant dateJul 3, 1990
Priority date
Expiry dateJul 14, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S65/15
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Non-oxide or heavy metal fluoride glass optical fiber with or without a cladding and coated with an outer layer of an oxide glass having a glass transition temperature of less than 400.degree. C. and a thermal expansion coefficient of less than about 19.times.10.sup.-6.C.sup.-1. Also, a method of making and providing such coatings on non-oxide or fluoride glass, and fiber optic products prepared by such methods.

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