Global Patent Index - EP 0699510 B1

EP 0699510 B1 19980520 - Method for reducing the formaldehyde emission from lignocellulosic products

Title (en)

Method for reducing the formaldehyde emission from lignocellulosic products

Title (de)

Verfahren zur Verminderung der Formaldehydabgabe von Lignocellulose-Erzeugnissen

Title (fr)

Procédé pour baisser le relâchement de formaldehyde de produits à base de lignocellulose

Publication

EP 0699510 B1 19980520 (DE)

Application

EP 95112789 A 19950814

Priority

DE 4431316 A 19940902

Abstract (en)

[origin: EP0699510A2] Redn. in HCHO generation in aminoplast-bonded, pressed lignocellulose articles (esp. wood- or fibre-board) is effected by: (a) adding condensed tannin to the lignocellulose before, during or after applying the aminoplast; and (b) applying an HCHO-reactive material after pressing.

IPC 1-7

B27N 1/00

IPC 8 full level

B27N 1/00 (2006.01)

CPC (source: EP)

B27N 1/003 (2013.01)

Designated contracting state (EPC)

AT BE DE FR

DOCDB simple family (publication)

EP 0699510 A2 19960306; EP 0699510 A3 19960710; EP 0699510 B1 19980520; AT E166278 T1 19980615; DE 4431316 C1 19960502; DE 59502232 D1 19980625

DOCDB simple family (application)

EP 95112789 A 19950814; AT 95112789 T 19950814; DE 4431316 A 19940902; DE 59502232 T 19950814