专利名称：PROCESS FOR THE BLEACHING OF
MECHANICAL PAPER PULP
发明人：DOURNEL, Pierre申请号：EP10724373.5申请日：20100528公开号：EP2435628B1公开日：20140409
摘要：The invention relates to a process for the bleaching of paper pulp with one ormore peroxide oxidizing agents, in which the pulp is first treated in a pretreatment stepwith at least one inorganic magnesium derivative combined with at least one carboxylicacid or its salt, except its magnesium salt, or with at least one carboxylic acid at leastpartially saponified with Mg2+, the carboxylic acid being substituted by at least oneelectrodonating group or comprising at least one carbon-carbon double bond.
申请人：SOLVAY
地址：BE
国籍：BE
代理机构：Vande Gucht, Anne
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