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    • 4. 发明申请
    • METHOD FOR IMPROVING THE EFFICIENCY OF CHEMICAL PULPING PROCESSES BY PRETREATING WOOD OR PULPWOOD WITH WHITE ROT FUNGI
    • 通过用白萝卜预处理木材或纸浆来提高化学搅拌工艺效率的方法
    • WO1997013025A1
    • 1997-04-10
    • PCT/EP1996004239
    • 1996-09-27
    • CLARIANT FINANCE (BVI) LIMITEDSANDOZ-PATENT-GMBHSANDOZ-ERFINDUNGEN VERWALTUNGSGESELLSCHAFT MBHBEHRENDT, Chad, J.BLANCHETTE, Robert, A.FARRELL, Roberta, L.IVERSON, Sara
    • CLARIANT FINANCE (BVI) LIMITEDSANDOZ-PATENT-GMBHSANDOZ-ERFINDUNGEN VERWALTUNGSGESELLSCHAFT MBH
    • D21C01/00
    • D21C1/00D21B1/021D21C5/005
    • The present invention relates to the use of certain Basidiomycette fungi, in particular, white rot fungi, such as Phlebia tremellosa, Trichaptum biforme, Schizophyllum commune, and Phanerochaete gigantea, in preconditioning wood or pulpwood to yield a more uniform and more efficient process resulting in a higher quality product. Such treatment has been found also to increase the porosity of wood substrates, including particularly non-sterilized wood substrates. Such increases in porosity are accompanied by improved liquor penetration into the cells of the more porous wood or pulpwood in a subsequent chemical treatment process. Despite the fact that select white-rot fungi may deeply penetrate and leave voids where pitch and/or resin has been removed, or the cell wall has been modified, it has been found that such voids may have substantially no effect on the lignin content in the pulp or pulpwood. Nevertheless, the resulting fungally-treated pulp, when thereafter subjected to chemical treatment, demonstrates increased brightness, increased yield and concomitant reduction in Kappa number, without significant decreases in viscosity. The invention also relates to a method for reducing the electrical energy consumption during the mechanical refining of wood or timber into pulp comprising inoculating at least one end of the wood or timber with a pitch reducing effective amount of a least one fungus selected from the group mentioned above and allowing the fungus to grow on and into the wood or timber for a time sufficient to reduce the pitch in the wood or timber, and then subjecting the thus treated wood or timber to mechanical refining.
    • 本发明涉及在预处理木材或纸浆木材中某些担子菌真菌,特别是白腐菌,例如白僵菌(Phlebia tremellosa),Trichaptum biforme,Schizophyllum commune和Phanerochaete gigantea的用途,以产生更均匀和更有效的方法,导致 更高质量的产品。 已经发现这种处理也用于增加木质基材的孔隙率,特别是非灭菌的木质基材。 随后的化学处理过程中孔隙率的这种增加伴随着更多孔木材或纸浆木材的细胞渗透性的提高。 尽管选择的白腐真菌可以深深渗透并留下其中沥青和/或树脂被去除或细胞壁已被改性的空隙,但已经发现这种空隙对木质素含量基本上没有影响 纸浆或纸浆木材。 然而,经过化学处理后所得到的经真菌处理的纸浆显示出增加的亮度,增加的产量和伴随的卡帕值的降低,而粘度没有显着的降低。 本发明还涉及一种用于在将木材或木材机械精制成纸浆期间降低电能消耗的方法,其包括用减少有效量的至少一种真菌的至少一端接种木材或木材的至少一端,所述真菌选自所提及的组 并允许真菌在木材或木材上生长足够的时间以减少木材或木材中的沥青,然后使如此处理的木材或木材经受机械精炼。
    • 5. 发明申请
    • TEXTILE DYE-FIXING AGENTS
    • 纺织染色剂
    • WO1996029463A1
    • 1996-09-26
    • PCT/EP1996001133
    • 1996-03-15
    • CLARIANT FINANCE (BVI) LIMITEDSANDOZ-PATENT-GMBHDANNER, BernardHELLER, Jürg
    • CLARIANT FINANCE (BVI) LIMITEDSANDOZ-PATENT-GMBH
    • D06P05/08
    • D06P5/08C08F8/00C08G73/022Y10S8/917Y10S8/918Y10S8/924C08F26/04
    • The present invention provides a dye-fixing agent, obtainable by reacting in a first reaction step, either a homopolymer of diallylamine or N-methyl-diallylamine or a copolymer of diallylamine and N-methyl-diallylamine, with an epihalohydrin, the reaction optionally taking place in the presence of an aliphatic amine or polyamine, or reacting the homopolymer or copolymer with a product obtainable by a reaction of epihalohydrin with an aliphatic amine or polyamine, optionally followed by partial quaternisation of the reaction product of the first reaction step, characterised in that the end product possesses at least 10 mol% of tertiary amino groups of the following formula (I), based on the total number of amino groups, wherein X = halogen, with the provisos that when the homopolymer is an N-methyl-diallylamine, the presence of an aliphatic amine or a polyamine is obligatory in the reaction with the epihalohydrin and when the homopolymer is a homopolymer of diallylamine, partial quaternisation of the reaction product of the first reaction step is obligatory.
    • 本发明提供可通过在第一反应步骤中将二烯丙基胺或N-甲基 - 二烯丙基胺的均聚物或二烯丙基胺和N-甲基 - 二烯丙基胺的共聚物与表卤代醇反应获得的染料固定剂,所述反应任选地 置于脂族胺或多胺的存在下,或使均聚物或共聚物与可通过表卤代醇与脂族胺或多胺的反应获得的产物反应,任选地随后部分季铵化第一反应步骤的反应产物,其特征在于 最终产物具有至少10mol%的下式(I)的叔氨基,基于氨基的总数,其中X =卤素,条件是当均聚物是N-甲基 - 二烯丙基胺 在与表卤代醇的反应中必须存在脂族胺或多胺,当均聚物是二烯丙基胺的均聚物时,部分季铵 第一反应步骤的反应产物的反应是强制性的。