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- Experiments show that chitosan fiber has good degradability. 结果说明壳聚糖纤维具有良好的生物降解性能。
- Immersing into the soil slurry, the chitosan fiber reduced 55. 9% in weight and 57. 6% in the absolute strength after 6 weeks. 浸泡在活性污泥泥浆中的纤维6周后质量减少55.;9%25;绝对强力下降57
- It is shown that the flexural st rength of the composite is improved firstly and then decreases with increasing the mass f raction of chitosan fiber. 结果表明,壳聚糖纤维能显著提高壳聚糖棒材的力学性能,壳聚糖棒材的弯曲强度随壳聚糖纤维添加量的增加先增加而后下降,随着壳聚糖纤维长度的增加而增加。
- For developing high value-added and functional medical textiles, hydroentangled method was used for manufacturing chitosan fiber medical dressings. 为了研制高附加值的功能性医用纺织品,采用高压水力缠结的方法成功开发了壳聚糖纤维医用敷料。
- The preparation of chitosan fiber is briefly introduced in this paper.The development history,exploiture and recent application of chitosan fibers are emphatically discussed. 简要介绍了壳聚糖纤维的制备方法,并着重阐述了壳聚糖纤维的发展历史、开发及应用近况。
- By acetylating the chitosan fibers, chitin fibers can be made through a batch process. 在甲壳胺纤维上加上乙酰基后要以得到再生甲壳素纤维。
- The chemical modification of chitin and chitosan fibers was described briefly to improve their properties. 简述了通过化学改性来改善甲壳素和甲壳胺纤维性能;
- Because chitosan possesses in its structure highly reactive primary amine groups, the functional properties of chitosan fibers could he modified by applying various treatments to the fiber structure. 由于甲壳胺的分子结构中有反应活性很高的氨基,通过对氨基的化学改性可以得到具有特殊功能的改性甲壳胺纤维。
- Chitosan fibers had in recent years found applications various niche end uses such as antimicrobial textiles and wound dressings. 近年来甲壳胺纤维在抗菌纺织品、医用敷料等产品中得到广泛的应用。
- Because chitosan possesses in its structure highly reactive primary amine groups, the functional properties of chitosan fibers could be modified by applying various treatments to the fiber structure. 由于甲壳胺的分子结构中有反应活性很高的氨基,通过对氨基的化学改性可以得到具有特殊功能的改性甲壳胺纤维。
- This paper studied the absorption and antimicrobial properties as well as the tensile strength of the acetylated chitosan fibers and wound dressings thereof. 研究用乙酸酐改性后甲壳胺纤维及医用敷料的吸湿性能、抗菌性能和拉伸强度。
- Bi-functional reactive dyes can form crosslink age among the Chitosan fibers, especially the two functional groups located at different end owing to small steric hindrance. 双活性基染料可在甲壳胺纤维大分子间形成交联,其中双侧型双活性基染料空间效应小,交联程度相对较高。
- After de-acetylating chitin, chitosan can be easily dissolved in a dilute acetic acid solution, and chitosan fibers can be made by extruding the solution into a dilute alkali solution. 甲壳素脱乙酰基后得到的甲壳胺可以很方便地溶解在稀醋酸水溶液中,经喷丝孔挤出后用稀碱中和沉淀即可得到甲壳胺纤维。
- After de-acetylating chitin, chitosan can be easily dissolved in a dilute acetic acid solution, and chitosan fibers can b e made by extruding the solution into a dilute alkali solution. 甲壳素脱乙酰基后得到的甲壳胺可以很方便地溶解在稀醋酸水溶液中,经喷丝孔挤出后用稀碱中和沉淀即可得到甲壳胺纤维。
- The chemical structures of alginate and chitosan were analyzed, and a comparative study was conducted of the absorbability, metal ion binding ability and antimicrobial property of alginate and chitosan fibers. 分析了海藻酸和甲壳胺的化学结构,对其吸附性能、结合重金属离子的能力以及抗菌性能作了比较。
- The factors affecting the quality of chitin and chitosan fibers were described, including chitin and chitosan quality, solvent for spinning dope and its concentration and coagulation bath. 概述了影响甲壳素和甲壳胺纤维质量的因素,如甲壳素和甲壳胺的品质、纺丝原液的溶剂选择及浓度的确定、凝固浴的确定;
- When the degree of carboxymethylation is below 50%, the carboxymethylated chitosan fibers can absorb a large amount of liquid whilst maintaining its fibrous structure at the same time. 当羧甲基取代度在50%25以下时,纤维在吸收大量液体时仍可以保持其结构。
- I love my country with every fiber of my being. 我深爱我的祖国。
- A small, slender fiber or filament. 小纤维一种细小的纤维或丝
- The doctor recommended more fiber in his diet. 医生建议他多吃一些纤维性食物。