Patent · US Expired

Optical fiber having a protective coating

US4997260A · kind A · utility

14Cited by
3References
4Claims
0Family size

Inventors

Key dates

Filing dateDec 26, 1989
Grant dateMar 5, 1991
Priority date
Expiry dateDec 26, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24942
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

An optical fiber which comprises a light-guiding glass fiber and a coating around the glass fiber, the coating consisting of at least two layers of polyorganosiloxane resin compositions having a ladder portion and a linear portion, and a ratio of the ladder portion and the linear portion in one layer being different from that in other layer, has good strength and good thermal resistance.

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