Patent · US Expired

Polymer/clay intercalates, exfoliates, and nanocomposites comprising a clay mixture and a process for making same

US6391449B1 · kind B1 · utility

16Cited by
102References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 1, 1999
Grant dateMay 21, 2002
Priority date
Expiry dateDec 1, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31504
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention relates to a polymer-clay intercalates, exfoliates, nanocomposites and methods of manufacturing comprising (i) a melt-processible matrix polymer, and incorporated therein (ii) a mixture of at least two layered clay materials. The invention also relates to articles produced from a nanocomposite and a process for preparing a nanocomposite.

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