Patent · US Expired

Development of color in wood with aminobenzenesulfonyl azides

US4322211A · kind A · utility

8Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 1981
Grant dateMar 30, 1982
Priority date
Expiry dateMay 20, 2001

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB27K5/003
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

The present invention discloses a method of photolytically developing a walnut wood color on a wood sample. The sample is contacted with a salt of an aminobenzenesulfonyl azide. The sample is thereafter exposed to a light source for an amount of time sufficient to produce a walnut wood color thereon.

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