桔秆等同时制得木糖,葡萄糖,草酸,木质素和纤维素的无污染方法。
Concurrent xylose, glucose, oxalic acid, lignin and cellulose-producing pollutionless process with straw as material.
三组分热裂解焦炭产量随温度升高而降低,最终纤维素热裂解焦炭产量为1.5%,而木聚糖和木质素分别为22%和26%。
The char yield for cellulose, xylan and lignin decreases with temperature rise, and finally closes to a constant value about 1.5%, 22% and 26%.
生产方法主要有愈创木酚法、 木质素法、黄樟素法、丁香酚法、甲酚法和微生物法等。
Synthetic methods of vanillin include o-methoxyphenol method, lignin method, safrole method, eugenol method, methyl hydroxybenzene method and microbial method.
结果表明,随贮藏时间延长,绿芦笋细胞壁半纤维素的主要降解物木糖、岩藻糖残基增加了211.2%,纤维素的主要降解物葡萄糖残基增加了329.3%,木质素含量增加了280.3%。
The results indicated that glucose derived from cellulose of cell walls, xylose and fructose derived from semi-cellulose and lignin content increased 211.2%, 329.3% and 280.3%, respectively.
三组分热裂解焦炭产量随温度升高而降低,最终纤维素热裂解焦炭产量为1.5%,而木聚糖和木质素分别为22%和26%。
The yield of pyrolysis coke decreased with the increase of temperature, and the yield of cellulose pyrolysis coke was 1.5%, while the yield of three and lignin were 22% and 26% respectively.
以制浆黑液的碱木素为原料,采用反相悬浮法,制备出球形木质素珠体。
The black liquor from the pulping process was adopted to prepare the spherical lignin beads, denoted as SLB, by the reversed-phase suspension technique.
利用碱性条件下酚化改性的麦草碱木素代替部分苯酚制备了高木质素/苯酚比例和胶粘强度高的木质素酚醛树脂(LPF)胶粘剂。
The lignin-based phenol formaldehyde (LPF) adhesive with high ratio of lignin to phenol and strong adhesive was prepared by using the wheat straw soda lignin (WSSL) phenolated in alkaline medium.
利用碱性条件下酚化改性的麦草碱木素代替部分苯酚制备了高木质素/苯酚比例和胶粘强度高的木质素酚醛树脂(LPF)胶粘剂。
The lignin-based phenol formaldehyde (LPF) adhesive with high ratio of lignin to phenol and strong adhesive was prepared by using the wheat straw soda lignin (WSSL) phenolated in alkaline medium.
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