Patent · US Expired

Cellulosic, inorganic-filled plastic composite

US6337138B1 · kind B1 · utility

38Cited by
236References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 28, 1999
Grant dateJan 8, 2002
Priority date
Expiry dateDec 28, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31899
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention is a cellulosic, inorganic-filled plastic composite. The composite includes about 30% to about 70% by weight of the composite of cellulosic material, about 1% to about 20% by weight of the composite of talc, and about 25% to about 40% by weight of the composite of polyethylene. An extruded article and a method of making the cellulosic, inorganic-filled plastic composite are also disclosed.

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