Patent · US Expired

Cladding materials for optical fibers

US4720428A · kind A · utility

16Cited by
9References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 1985
Grant dateJan 19, 1988
Priority date
Expiry dateMay 20, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/3154
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

This invention provides a cladding material for an optical fiber, said cladding material having a structural unit represented by the formula ##STR1## wherein R.sup.1 represents chain hydrocarbon group having 1 to 5 carbon atoms or cyclic hydrocarbon group having 3 to 6 carbon atoms and optionally substituted with lower alkyl group having 1 to 6 carbon atoms.

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