Patent · US Expired

Composite films with Langmuir-Blodgett component

US5024873A · kind A · utility

7Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 5, 1988
Grant dateJun 18, 1991
Priority date
Expiry dateDec 5, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31721
  • WIPO fieldMicro-structural and nano-technology
  • WIPO sectorChemistry

Abstract

A Langmuir-Blodgett monolayer polyimide film and a bulk amorphous polyimide film are in contacting superposed relation to form a composite film having improved moisture resistance. The composite film may be either a free film or provide an insulating coating on the surface of a microelectronics device.

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