EP 0190723 A1 19860813 - Process for improving the mechanical properties of a chemical or semi-chemical bagasse paper pulp.
Title (en)
Process for improving the mechanical properties of a chemical or semi-chemical bagasse paper pulp.
Title (de)
Verfahren zur Verbesserung der mechanischen Eigenschaften einer chemischen oder halbchemischen Papierpulpe aus Bagasse.
Title (fr)
Procédé pour l'amélioration des propriétés mécaniques d'une pâte à papier chimique ou semi-chimique de bagasse.
Publication
Application
Priority
FR 8501608 A 19850204
Abstract (en)
The process consists in subjecting the chemical or semichemical bagasse pulp containing pith to a treatment with persulphuric acid or a salt of this acid. No figure.
Abstract (fr)
Le procédé consiste à soumettre la pâte chimique ou semi-chimique de bagasse contenant de la moelle, a un traitement au moyen d'un acide persulfurique ou d'un sel de cet acide Pas de figure.
IPC 1-7
IPC 8 full level
D21C 3/22 (2006.01); D21C 9/08 (2006.01); D21C 9/16 (2006.01)
CPC (source: EP)
D21C 9/166 (2013.01)
Citation (search report)
[XD] US 4404061 A 19830913 - CAEL JOHN J [US]
Designated contracting state (EPC)
AT BE CH DE GB IT LI NL SE
DOCDB simple family (publication)
EP 0190723 A1 19860813; AU 5293886 A 19860807; BR 8600421 A 19861014; CN 86101158 A 19860730; EG 17850 A 19911130; ES 551586 A0 19870416; ES 8802335 A1 19870416; FR 2576930 A1 19860808; FR 2576930 B1 19880812; IN 164977 B 19890715; JP S61179390 A 19860812; PH 21180 A 19870807; PT 81909 A 19860201; PT 81909 B 19870513; TN SN86016 A1 19900101; ZA 86598 B 19870128
DOCDB simple family (application)
EP 86101427 A 19860204; AU 5293886 A 19860203; BR 8600421 A 19860203; CN 86101158 A 19860204; EG 5886 A 19860204; ES 551586 A 19860203; FR 8501608 A 19850204; IN 78DE1986 A 19860128; JP 2279986 A 19860204; PH 33352 A 19860130; PT 8190986 A 19860127; TN SN86016 A 19860203; ZA 86598 A 19860127