Patent · US Expired

Liquid crystalline polymer composites

US4828888A · kind A · utility

2Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 10, 1987
Grant dateMay 9, 1989
Priority date
Expiry dateApr 10, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/249978
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

This invention provides an optical medium which consists of a composite of a homogeneous inorganic oxide glass monolith with a microporous structure containing a liquid crystalline polymer component. In one embodiment this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and a liquid crystalline polymer.

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