Patent · US Expired

Leveling agents for cast ferroelectric polymer films

US7429627B2 · kind B2 · utility

2Cited by
0References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 8, 2004
Grant dateSep 30, 2008
Priority date
Expiry dateAug 17, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/02282
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A substituted (meth)acrylic copolymer leveling agent is useful in producing a ferroelectric polymer film that is especially suitable for use in a data processing device. Also disclosed is a a casting composition which includes the leveling agent, a film stack, and a data processing device comprising a ferroelectric film produced using the leveling agent.

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