Patent · US Expired

Coated optical fiber and optical fiber coating system including a fast-gelling primary coating

US7221842B2 · kind B2 · utility

14Cited by
14References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 2006
Grant dateMay 22, 2007
Priority date
Expiry dateMar 2, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/02395
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The present invention provides optical fiber coating systems and coated optical fibers. According to one embodiment of the invention, a coated optical fiber includes an optical fiber having a core and a cladding; and a primary coating encapsulating the optical fiber, the primary coating having a Young's modulus of about 5 MPa or less, the primary coating being the cured reaction product of a primary curable composition having a gel time less than about 1.4 seconds at a UV intensity of 3.4 mW/cm2.

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