Patent · US Expired

Cellulose-reinforced thermoplastic composite and methods of making same

US6758996B2 · kind B2 · utility

34Cited by
68References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 13, 2001
Grant dateJul 6, 2004
Priority date—
Expiry dateAug 1, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/253
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Granulated papermaking sludge is combined with plastic to form composite materials that may be shaped into structural and non-structural articles.

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