EP 0699510 A3 19960710 - 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
Application
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
IPC 8 full level
B27N 1/00 (2006.01)
CPC (source: EP)
B27N 1/003 (2013.01)
Citation (search report)
- [DA] DE 2317884 A1 19741024 - E SCHNITZLER GMBH & CO DR
- [DA] EP 0006486 A2 19800109 - SWEDSPAN AB [SE]
- [DA] EP 0027583 A2 19810429 - SWEDSPAN AB [SE]
- [A] FR 2572010 A1 19860425 - DESOWAG BAYER HOLZSCHUTZ GMBH [DE]
- [A] DE 4022348 A1 19920116 - FRAUNHOFER GES FORSCHUNG [DE]
- [A] EP 0536795 A1 19930414 - FRAUNHOFER GES FORSCHUNG [DE]
- [A] US 4075394 A 19780221 - MEYER VICTOR E
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