Patent · US Active

Lubricant compositions

US8685548B2 · kind B2 · utility

0Cited by

8References

2Claims

0Family size

Assignee

Seagate Technology LLC · US

Inventors

Xiaoping Yan · Pleasanton, US
Michael Joseph Stirniman · Fremont, US
Jiping Yang · San Jose, US
Wenhong Liu · Zhejiang, CN
Qian Guo · Fremont, US

Key dates

Filing date	Mar 31, 2011
Grant date	Apr 1, 2014
Priority date	—
Expiry date	Nov 1, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC10N2040/18
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Compositions including one or more a central cores having a cyclic group, and a plurality of arms extending from the central cores, wherein the arms comprise perfluoropolyethers (PFPEs) or its derivatives. Methods of preparing the compositions are also provided. Methods of preparing storage media that incorporate the compositions therein are further provided.

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