Patent · US Active

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

US11427779B2 · kind B2 · utility

7Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 2018
Grant dateAug 30, 2022
Priority date
Expiry dateOct 2, 2038

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2050/025
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A fluorine-containing ether compound represented by Formula (1) is provided. R1—R2—CH2—R3—CH2—R4—R5   (1) (In Formula (1), R1 and R5 each represents a group having a heterocyclic ring and may be the same as or different from each other, R2 and R4 each represents a divalent linking group having a polar group and play be the same as or different from each other, and R3 represents a perfluoropolyether chain.)

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