Patent · US Expired

Wooden material and manufacturing method therefor

US6602451B1 · kind B1 · utility

5Cited by
7References
26Claims
0Family size

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Key dates

Filing dateNov 30, 1999
Grant dateAug 5, 2003
Priority date
Expiry dateNov 30, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31989
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A wooden material is made by bonding together with a binder resin, ozonized wood elements obtained by acetylating wood elements and then ozonizing the acetylated wood elements.

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