Patent · US Expired

Fluororesin and coated electric wire

US7638588B2 · kind B2 · utility

0Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 2004
Grant dateDec 29, 2009
Priority date
Expiry dateAug 26, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29L2031/3462
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A fluororesin which does not cause cone break, when used for insulating a core wire having a diameter of 0.05 to 0.07 mm under the conditions of a resin temperature of 320 to 370° C., a drawdown rate [DDR] of 80 to 120, a draw rate balance [DRB] of 1.0, a wire coating speed of 700 feet/minute and an insulating thickness of 30 to 50 μm.

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