Patent · US Expired

Bonding agent composition, its use as well as a process for the production of particle board

US6043350A · kind A · utility

5Cited by

0References

8Claims

0Family size

Assignee

BAKELITE GMBH · DE

Inventors

Willi Roll · Havixbeck, DE
Antonio Pizzi · Chantraine, FR
Peter Stracke · Iserlohn, DE

Key dates

Filing date	Jul 20, 1998
Grant date	Mar 28, 2000
Priority date	—
Expiry date	Jul 20, 2018

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2666/26
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The bonding agent composition comprises tannin of pine bark and/or pecan nut, paraformaldehyde and an ammonium salt of a weak acid. It serves inter alia as bonding agent for particle board with high transverse tensile strength, good water resistance and low formaldehyde emission.

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