Patent · US Active

Thermal anneal of block copolymer films with top interface constrained to wet both blocks with equal preference

US8426313B2 · kind B2 · utility

27Cited by
91References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 2008
Grant dateApr 23, 2013
Priority date
Expiry dateDec 24, 2029

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB81C2201/0198
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Methods for fabricating sublithographic, nanoscale microstructures utilizing self-assembling block copolymers, and films and devices formed from these methods are provided.

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