上染
- 网络dye up-take
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在130℃时,纤维的冷结晶过程容易发生,大分子链排列紧密,纤维的上染率降低。
The cool crystallization occurred easily at 130 ℃ , leading to tight macromolecules arrangement and some reduction in dye up-take .
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探讨氧等离子体放电时间、放电气压和放电功率对细旦涤纶润湿性、结晶度、表面热力学电位(Ψ电位)以及上染率的影响规律。
Oxygen plasma to modify the fine-PET . The law of effects of plasma treatment time , gas pressure , discharge power on wettability , crystallinity , surface thermodynamic potential and dye up-take was discussed .
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因为处理多种化学药剂,我们的手上染上了各种颜色。
Our hands were variedly hued by handling all the chemicals .
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改进BP神经网络-残液法同时测定多组分拼混染料上染率
Simultaneous determination of multi-components dyestuffs ' mixture uptake by improved BP-ANN and residual solution
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同时皂化还使纤维的分散染料上染率从皂化前的20(mg染料/g纤维)左右上升到30(mg染料/g纤维)左右。
Saponification also increases the fibre dis-perse dye uptake from 20 to 30 or so .
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在自制新型助剂HM的作用下,分散染料可上染羊毛。
With the self-made agent HM the wool can be dyed by disperse dyes .
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助剂LA系列对羊毛可产生物理改性作用,显著促进分散染料对羊毛的上染。
Wool fibre can be modified physically by Agent LA series so that the uptake of disperse dyes increase significantly .
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接枝染色工艺&提高直接翠蓝GL的上染率
Raising Exhaustion Rate of Direct Turquoise Blue GL by Graft Dyeing
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另外,在上染率和牢度方面比较了水和CO2对PET染色结果的影响。
Furthermore , a comparison between water and CO2 dyeing results of PET in relation to the dye uptake and the fastness properties is presented .
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I活性红261上染率比C.它比著名的cyhalothrin活性高。
The uptake of C. I. reactive red 261 was higher than that of C.
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改性聚酯对酸性染料的上染率有一定的提高,但与PA6的上染率相比仍有差距。
The rate of dye-uptake of modified PET is improved , but is still far lower than PA6 .
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通过单因素分析,探讨了大黄素天然染料上染PTT和PLA纤维的最佳染色工艺。
The optimum dyeing process on PTT and PLA fabrics with ultrasound were established by the single factor analysis .
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依据皂洗牢度、移染性、上染百分率等评价指标,通过系统的实验研制了增溶染色助剂LAB。
On the basis of appraising indexes , such as dye uptake , soap washing fastness , dye mobility , a solubilizing dyeing agent LAB are developed .
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讨论了在毛用活性染料对羊毛染色过程中,可变pH染浴对染料上染率与固色率的影响。
A study on the effect of the dyeing rate and the fixation rate owing to the alterable pH value is conducted in the dyeing of wool with reactive dyes of wool .
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在以Pt为阳极、Cu为阴极的电解池中,将不溶的还原染料靛蓝还原为可溶的隐色体钠盐而上染纤维。
The insoluble reducing dye , Indigo , is reduced to soluble sodium salt by electrochemical method using a Pt anode and a Cu cathode in dyeing bath .
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研究了染色温度和时间对PTT纤维上染率和聚集态结构的影响。
The effect of dyeing temperature and time on the dye up-take and aggregation structure of PTT filament was studied .
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染浴中加入释酸剂,可以用碳酸钠调节染浴初始pH值为弱碱性,降低初始上染率,防止产生色花。
When the acid releasers were added to dyeing baths , sodium carbonate could be used to adjust the initial bath pH to weakly alkaline for reducing the initial dye uptake and preventing unevenness .
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使用Gilbert解吸装置测定了分散染料上染二醋纤的热力学参数。
Gilbert adsorbing apparatus has been used to measure thermodynamic parameters with disperse dyes on secondary cellulose acetate .
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介绍了交联剂FC的合成方法和固色机理,分析了其对水解活性染料上染棉纤维的影响。
This paper introduces the synthesis and fixation mechanism of crosslinker FC , effects on the cotton fiber dyed with hydrolyzed reactive dyes are analyzed .
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由于PTT纤维的Z字形大分子链结构和较低的玻璃化温度,使得其比PET更容易染色,且最佳染色温度为110℃,在100℃也有很高的上染率。
Owing to the zigzag macromolecular structure and lower glass transition temperature , coloration of PIT is easier than PET at 110 , the best dyeing temperature for PIT .
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结果表明,与纯PET纤维相比,蒙脱土改性PET纤维具有较高的模量和较低的收缩率,改性纤维的上染率亦有明显提高。
The results show that the MMT modified fibers possess higher modulus and lower shrinkage compared with the pure PET fiber . Moreover , the dyeing properties of the modified fibers are significantly improved .
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研究了助剂LAB对分散染料染羊毛/涤纶混纺织物一浴法中上染率、染色牢度和同色性等的影响。
An investigation was made into the effect of auxiliary agent LAB on dye uptake percent , colour fastness and homochromatic effects in one-bath dyeing of wool / polyester fabric with disperse dyes .
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试验结果表明:纳米炭黑分散体系对经过改性剂EP处理的聚酯纤维具有较高的上染性,且与分散染料有较好的染色相容性。
The results showed that nano carbon black dispersoid had high dye-uptake on polyester fiber modified by reagent EP in advance and good compatibility with disperse dye .
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选择酸性蓝AGL染料,研究了HAS改性PA6纤维的酸性染料上染热力学和动力学参数。
The thermodynamics and kinetics parameters of dyeing HAS modified PA6 fiber with blue acid AGL dye were studied .
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同时,通过比较处理前后大豆纤维在不同温度、pH值等条件下上染速率的变化,研究了低温等离子体处理对大豆纤维染色性能的影响。
It also investigates the effect of low temperature plasma on dyeing performance of soybean fiber by comparing the changes with treatment of dyeing speed rate of the soybean fiber in different temperatures , pH values and so on .
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应用阳离子改性剂PECH-amine提高活性染料上染率的初探
Initial study of the increase of reactive dye uptake with cationic modifier PECH-amine
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由半染时间和平衡上染百分率综合考虑得出,扩散系数D比染色速率常数(K′)更能充分说明,染料对竹纤维的上染性能较棉和粘胶好。
Diffusion coefficient deduced from the half-dyeing time and equilibrium dyeing percentage , compared with dyeing velocity coefficient , illustrates that the dyeing behavior of the dyestuff is much better in bamboo fiber than in cotton and viscose fibers .
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发现NaClO处理能提高羊毛织物的防毡缩性,改善织物手感,提高上染率,节约能源。
It is also found that NaClO can improve felt resistance , handle , dye-uptake and economize on energy .
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将PTAM与聚丙烯腈(PAN)共混纺丝制得共混纤维,用酸性染料染色,考察其上染率。
PTAM was blended with polyacrylonitrile ( PAN ) and spun into blend fiber which was dyed with acid dyestuff .
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本文对一步法生产阳离子染料可染聚酯(CDP)全拉伸丝(FDY)的主要工艺技术进行了分折探讨。阳离子染料可染丙纶的干热定型与上染率的关系
The production technology of cationic-dyeable modified PET FDY by one-step process is discussed . THE RELATIONSHIP BETWEEN HEAT SETTING AND DYE-UPTAKE OF CATIONIC-DYEABLE PP FIBER