Patent · US Expired

Compositions for dark-field polymerization and method of using the same for imprint lithography processes

US7365103B2 · kind B2 · utility

29Cited by
59References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 12, 2002
Grant dateApr 29, 2008
Priority date
Expiry dateFeb 28, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/0045
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A composition is provided and a method of using the same to form a pattern on a substrate using imprint lithography employing dark-field polymerization is disclosed. The composition includes a polymerizable bisvinylether and an initiator that produces an acid in response to radiation.

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