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- N_modified lignin (AOL) was synthesised by ammoxidation from kraft lignin of pulping black liquor. 利用造纸黑液木质素,按一定的技术路线,引入N营养元素,制得含氮量为15.;47%25的氨氧化木素(AOL)。
- Methods of lignin separation from kraft pulping black liquor and its application in various areas are reviewed in this paper. 介绍了从制浆废液中回收木质素的方法及其在国民经济中应用的新进展。
- Water soluble straw pulping black liquor s lignosulfonate(SBT-LSN) water reducer for concrete was prepared through catalytic oxidation and sulfonation reaction. 采用催化氧化再磺化工艺制备了水溶性草浆黑液木质素磺酸盐(SBT-LSN)混凝土减水剂。
- Pilot Study on the Fluidized Bed Combustion of Pulp Black Liquor for Direct Alkali Recovery. 草浆黑液直接碱回收技术的燃烧试验研究
- Laboratory results of the treatment of pulping black liquor, washing and bleaching waste wate of a mill producing bleached kraft reed pulp were presented. 讨论了漂白硫酸盐苇浆厂制浆黑液和中段废水的实验室处理结果。
- Lignin as a material recovered from pulping black liquor was used to modify general ureas character.The solubility in water and activity of lignin urea are decreased. 以造纸黑液中回收的木素为主要原料对尿素改性,合成的木素长效尿素,具有缓释、长效的作用。
- Laboratory results of the treatment of pulping black liquor,washing and bleaching waste water of a mill producing bleached kraft reed pulp were presented. 讨论了漂白硫酸盐苇浆厂制浆黑液和中段废水的实验室处理结果。
- Abstract: Lignin as a material recovered from pulping black liquor was used to modify general ureas character.The solubility in water and activity of lignin urea are decreased. 文摘:以造纸黑液中回收的木素为主要原料对尿素改性,合成的木素长效尿素,具有缓释、长效的作用。
- The mechanism on alkaline pulp black liquor was degraded by acid-producing white rot fungus was studied. 在复杂的黑液污染体系内,探索了产酸白腐菌处理碱性造纸黑液的机制。
- Study on the effect of biodegradation of pulp black liquor by white rot fungi,which is good at decompounding lignin,and its characteristics,was done. 就具有较强木质素降解能力的白腐菌对造纸废水的降解效果及条件进行了初步研究。
- Control of elimination efficiency of membrane contamination and reduction of the electricity consumption in treatment of pulp black liquor were obtained. 通过实验证明膜电解法处理造纸黑液中超声波可以有效地控制膜污染,减少耗电量;
- Wheat straw oxygen alkali lignin (AOL) was precipitated from the oxygen alkali pulping black liquor by adding HCl and H AOL was synthesized from AOL and propylene oxide (PO) under high temperature and high pressure . 用盐酸分离出麦草氧碱黑液中的木素 ,用环氧丙烷 (PO)在高温高压下使木素改性。
- Preliminary study of the cooperactive action of ultrasound and PFS/H2O2 on reed pulping black liquor is preformed. The results show that degradation rate of CODcr is higher by US/PFS/H2O2 than by PFS/H2O2 by of 12.49% - 14.41%. 对苇浆黑液进行超声与PFs/H2O2的协同预处理研究;结果表明:它们的联合处理与单独用PFs/H2O2处理相比较; CODcr的去除率提高12.;49%25-14
- It is totally feasible to study and evaluate the results of pulping black liquor treated by dilute emulsion liquid membrane process through dissolving-expanding ratio, absorption ratio and deemulsification ratio. 采用自行设计的评价指标体系即液膜溶胀率、黑液处理前后吸光比、乳液55℃超声破乳率3个指标来研究评价稀型乳状液膜法处理制浆黑液的效果是完全可行的。
- Most paper making industry in China takes the herbaceous material as the pulp and thus the alkaline wheat straw pulping black liquor is the main wastewater produced by paper mills. 草浆是中国大多数造纸厂的主要浆种,草浆碱法蒸煮黑液是造纸厂废水主要污染源。
- straw pulp black liquor evaporator system 草浆黑液蒸发系统
- Mass Transfer in Pulping Black Liquor Ultrafiltration 草浆黑液超滤过程传质机理的初步研究
- THE PRACTICE OF COTTON PULP BLACK LIQUOR TREATMENT PROJECT 棉浆粕蒸煮黑液处理工程实践
- Metathesis-precipitation Technology of Pulp Black Liquor 造纸黑液置换沉淀处理技术
- TREATMENTS OF Soda-AQ CHEMICAL WHEATSTRAW PULP BLACK LIQUOR Soda-AQ法麦草化学浆黑液治理的研究