查询词典 kraft pulp

Kraft process: Chemical method for producing wood pulp using caustic soda and sodium sulfide as the liquor in which the pulpwood is cooked to loosen the fibres.

硫酸盐制浆法：生产木浆的一种化学方法，用苛性钠和硫酸钠作为溶液，把纸浆原料放在里面煮，使其纤维松释。

Analysis finds lignin carbohydrate complexes from pulp fibers is destroyed after ligninase treatment, thus residual lignin is easy to dissolve and it can improve bleachability of kraft pulps.

通过FTIR分析发现，蔗渣浆经木素酶处理后，浆中的发色基团和助色基团减少，有利于残余木素的溶出，提高了纸浆的可漂性。

After taking into account the economic factors of pulp yield and bleachability, active alkali charges of 17.5% to 25.0% were applied in a typical kraft cooking which provides yields of 43.6% to 30.5%, with kappa numbers ranging from 28 to 10. The optimal cooking conditions called for an AA of 20.0% to 22.5%.

考量纸浆收率及漂白性等经济成本因素，二年生之白千层经17.5%~25.0%之活性碱蒸煮后，其纸浆收率约在43.6%~30.5%，卡巴值为28~10，最佳蒸煮条件之用碱量以20.0%~22.5%为宜。

Two-year-old plantation-grown Melaleuca leucadendron from Vietnam was evaluated for its pulpability, including aspects of fiber morphology, chemical analyses, pulp properties, bleachability, and paper qualities, to establish the suitability of the material as a potential source for kraft pulping.

本文探讨速生越南产二年生白千层木材之制浆适性，进行纤维形态性质、化学组成分析及由制浆性质、漂白性及纸浆品质各项观点来评估其做为制浆原料之适用性。

H 2O 2 enhanced oxygen delignification of kraft reed pulp was carried out in this study.

进行了硫酸盐法荻苇浆过氧化氢强化的氧脱木素漂白试验，对氧脱木素浆的高温压力过氧化氢漂白工艺进行了初步研究，并进行了常规过氧化氢补充漂白试验。

During the kraft cooking process,the temperature,effective alkali charge and time affected the pulp HexA content significantly,and the variation of sulfidity did not influence the pulp HexA content.

在硫酸盐法蒸煮过程中，蒸煮温度、有效碱用量和保温时间对纸浆己烯糖醛酸的含量均有明显的影响，而硫化度则对纸浆中己烯糖醛酸的含量影响不大。

Keywords: laccase; Laccase/Mediator system; kraft bamboo pulp; totally-chlorine-free bleaching; veratryl alcohol

动力学。关键词：漆酶；漆酶/介体系统；硫酸盐竹浆；TCF漂白；黎芦醇

The electrochemically mediated bleaching of aspen kraft pulp with violuric acid as the mediator was investigated in this paper.

结果表明，采用钌钛涂层电极为阳极，不锈钢为阴极，以紫脲酸为介体对杨木硫酸盐浆进行无隔膜电化学处理，能有效脱除纸浆中的残余木素，而浆的黏度损失较小。

The paper introduces the technological process, technological condition and result of the production of APSP bleached pulp from disbarked cotton stalk and ASP kraft chemimechamical pulp from kraft cotton stalk husk, disbarked cotton stalk and whole cotton stalk .

介绍了APSP去皮棉秆白浆，ASP本色棉皮、去皮棉秆和全棉秆化机浆研制的流程、工艺条件和结果。

Kraft process: Chemical method for producing wood pulp using caustic soda and sodium sulfide as the liquor in which the pulp wood is cooked to loosen the fibres.

硫酸盐制浆法：生产木浆的一种化学方法，用苛性钠和硫酸钠作为溶液，把纸浆原料放在里面煮，使其纤维松释。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。