In this paper, the recent research advances of laccase in papermaking industry are reviewed in detail, such as bleaching, treating waster water, removing resin, enhancing wet strength etc.
文章综述了漆酶在制浆造纸工业中应用的最新研究进展,例如漂白、造纸废水处理、去除树脂、增加湿强度等诸多方面。
It has been broadly used in different areas of pulp and paper industry, such as deinking, bleaching, pulping, treating waster water, enhancing wet strength of paper and so on.
漆酶是一种多酚氧化酶 ,参与木素的降解或聚合 ,具有氧化木素的能力 ,在制浆造纸中的应用已拓展到脱墨、漂白、制浆、废水处理、增加湿强性能等诸多方面。
Other reinforcing agents were researched when it was combined with PAMG to improve wet strength of paper.
本实验对合成的湿强剂乙二醛聚酰胺树脂(PAMG)进行了应用方面的探讨,包括其与其它增强剂的复配以及对纸张的其它强度方面性质的影响。
Study on the wet strength agent of cyclic urea prepolymer modified melamine-formaldehyde resin;
脲醛预聚体改性三聚氰胺甲醛树脂增湿强剂的研究
Melamine-glyoxal resin,a new wet strength agent which is similar to melamine-frmaldehyde resin,was prepared by substituting glyoxal for formaldehyde in synthesis process.
以乙二醛代替甲醛与三聚氰胺反应,合成了一种新型造纸湿强剂三聚氰胺-乙二醛树脂;并且通过正交实验法对其反应的配比、pH和温度进行了优选,得到了聚合反应的最佳条件;同时,研究了该树脂的湿增强效果。
Two kinds of wet strength agents(acrylamide-DMC-glyoxal and acrylamide-DMD-glyoxal) were synthesized by aqueous polymerization.
实验采用DMC和DMD两种不同的单体以水溶液聚合法合成了DMC-AM-乙二醛和DMD-AM-乙二醛两种湿强剂,对合成产物进行了表征,并对其应用效果进行了比较,结果表明前者增湿强效果优于后者,是一种优良的造纸湿强剂,其合成和应用技术有待进一步的研究和探讨。
In this paper we discussed the effect of beating degree, rosin size and wet strengthening agent on waterproof offset coated paper manufacture.
本文深入探讨了打浆度、松香胶用量、湿强剂用量对生产防水铜版纸的影响 ,在此前研究的基础上以提高打浆度为延伸实验对生产工艺进行优化 ,结果表明生产防水铜版纸的较佳工艺条件是 :针叶木浆与阔叶木浆的配比 7:3 ;打浆度 3 7。
Polyamideepichlorohydrin is one of thermosetting resins, used as wet strengthening agent in acidic, basic or neutral conditions, has better wet strengthening effect, has compared with traditional wet strengthening agent, owing to its non poisonous, is widely adequate for making various kinds of paper having wet strength.
聚酰胺聚胺环氧氯丙烷树脂 (PAE)属于一种热固性树脂 ,是在酸性、中性、碱性条件下均可使用的湿强剂。
The results show that the wet-strength of the pulp is improved by laccase treatment,and the wet-strength is further increased by laccase/MS treatment.
以未漂硫酸盐浆(KP)为原料,研究纸浆经漆酶处理,以及在漆酶处理过程中添加丁香酸甲酯(MS)对纸浆湿强度的改善效果;采用凝胶渗透色谱法测定纸浆中木素分子质量及其分布的变化。
More details about the structure of the modified melamine-formaldehyde resin and the mechanism of the wet-strengthening were studied.
制备了一种稳定性大于6个月的醚化改性三聚氰胺甲醛树脂(MF),并研究了其对纸张强度的影响;通过红外光谱、差示扫描量热、扫描电子显微镜等对聚合物及纸张的检测结果表明,制备的改性MF湿强剂对纸张物理性能有显著增强作用,纸张湿强度保留率为24%,将其与聚酰胺聚胺环氧氯丙烷(PAE)复配应用于抄片中,不但显著提高了纸张的湿强度、干抗张强度、施胶度等性能,而且拓宽了改性MF的pH值使用范围,减少了酸用量,有利于在中性条件下抄纸。
The wet-strength properties of three thin handsheets made of hemp pulp,softwood pulp and mulberry pulp with the wet-strength resin (PAE) as the additive were studied.
研究了PAE用量、热固化时间和温度对麻浆、桑皮浆和针叶木化学浆手抄薄型纸湿强度特性的影响。
The research on the repulping of a kind of wet-strength paper mainly consisting of melamine formaldehyde resin was carried out in the laboratory.
对主要含有MF湿强纸的再制浆进行了研究 ,讨论了无机试剂SJA的用量、处理时间、处理温度对纸浆性能的影响 ,得出制浆的最佳工艺条