氧化漂白
- 网络Oxidative bleaching;Oxygen bleach;oxidation bleeching
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研究了百合淀粉氧化漂白的工艺条件,对影响百合淀粉氧化漂白的因素如氧化剂添加量、反应时间、反应温度和pH进行了探讨。
PH 7.0 . ( 3 ) The influencing factors such as oxidant demand , starch concentration , reaction time and temperature , and pH were tested to determine the technics conditions for oxidation bleaching of lily starches .
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氧化漂白后的淀粉通过SBD-1型数字白度计测量,其白度达到85.9,已超过目前市售的玉米淀粉与绿豆淀粉的白度。
The whiteness of starch after oxidative bleaching reached 85.9 , higher than the whiteness of corn starch and mung bean starch sold in the market .
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在该实验条件下氧化漂白的土豆淀粉,经SBD-2型数字白度计的测定,其白度达到86.2,超过了目前市售的玉米淀粉及甘薯淀粉的白度。
In experimental spects , the potato starch is oxygenated and bleach , measure with the size quantity whiteness degree SBD-2 , the whiteness degree reaches to 86.2.The whiteness degree over the strach of corn and yam which are sold in market .
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同样条件下膜的损伤快于叶绿素的氧化漂白程度。
Membrane injury was more serious than oxidative bleaching of chlorophyll under the same condition .
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高锰酸钾氧化漂白大豆分离蛋白
Decoloration of soybean protein isolate by KMnO_4
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马铃薯淀粉氧化漂白工艺研究
Oxidation Bleaching Technics of Potato Starch
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本文就饮水氯化消毒、城市污水氯化处理及纸浆氧化漂白废水,所能引起的环境问题进行了讨论。
This paper reviews the environmental effects of chlorination used for drinking water disinfection , and municipal wastewater treatment as well as for pulp bleaching process .
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在氧化漂白中,亚氯酸钠和双氧水/四乙酰乙二胺(反应生成过乙酸)的漂白效果很好;
As for oxidation bleaching , the bleaching effect of sodium chlorite and hydrogen peroxide / tetraacetylethylenediamine ( peracetic acid as a resultant of reaction ) was much better .
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通过对快速、浸渍、碱性和还原漂白工艺的对比试验,摸索出一条先进行氧化漂白,后进行还原漂白的新途径。
After comparing various bleaching processes , such as shock , immersion , alkality and reduction ones , the author considers recommendable the oxidation bleaching followed by the reduction bleaching .
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一种有毒盐,形成深紫色晶体,溶于水中呈紫红色,用作氧化漂白剂、消毒剂和杀菌剂。
A poisonous salt that forms dark purple crystals and is purple-red when dissolved in water ; used as an oxidizing and bleaching agent and as a disinfectant and antiseptic .
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Beyond冷光美白与过氧化脲漂白四环素牙的疗效比较
Effects of Beyond cold light tooth whitening kit on bleaching tetracycline teeth
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麦草Soda-AQ浆的过氧化尿素漂白
Bleaching of Wheat Straw Soda-AQ Pulp with Urea Peroxide
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ONP脱墨浆二氧化硫脲漂白研究
Study on FAS Bleaching of ONP Deinking Pulp
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H2O2是一种常用的氧化性漂白剂,本研究对马尾松磨木浆(SGW)进行了单段H2O2漂白和两段H2O2漂白试验,确定了H2O2漂白的最佳工艺参数。
Processing Parameters of H 2O 2 bleaching were selected based on one and two stage H 2O 2 bleaching of SGW from masson pine .
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蚕蛹蛋白纤维过氧化尿素漂白研究
Research of Urea Peroxide on the Bleaching of Pupa Protein Fiber
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不同增稠载体过氧化脲漂白凝胶对口腔黏膜的刺激性
Irritation of different urea peroxide bleaching agents to oral mucous membrane
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过氧化脲漂白凝胶对牙釉质光学性质的影响
Effects of carbamide peroxide bleaching gel on the optics property of enamel
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大豆蛋白纤维针织物过氧化尿素漂白
Bleaching of soybean protein fiber knitted fabrics with urea peroxide
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棉织物过氧化尿素漂白研究
Research on bleaching of cotton fabrics with urea peroxide
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过氧化脲漂白剂对釉质表面粗糙度影响的实验研究
Effect of carbamide peroxide bleaching agents on the surface roughness of enamel in vitro
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方法:将重度色素牙先经过11%或16%的过氧化脲漂白,再行光敏固化贴面。
Methods : the high pigment teeth were bleached by 11 % ~ 15 % carbamide peroxide , then apply to light curing microglass composite .
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目的观察10%过氧化脲漂白对不同原因内源性着色活髓牙的漂白效果。
Objective To clinically evaluate the effect of teeth whitening on three kinds of discolored vital teeth with different intrinsic reasons , using 10 % carbamide peroxide .
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本研究选用较高浓度的过氧化脲漂白剂,应用扫描电镜和显微硬度测试,观察和评价了其在体情况下对人牙齿表面结构的影响;
The goal of this study was to evaluate the effects of 3 higher - concentration CP whitening solutions on the tooth surface in vivo with the scanning electron microscope and micro-hardness tester ;
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关于毛皮在同浴氧化&还原漂白剩浴中继续染色的研究
Study on Fur Dyeing Method in the Residual Bath of Sequential Oxidative-Reductive Bleaching
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氧化和还原漂白对大豆纤维结构性能的影响
Influence of oxidation and reduction bleaching on structure and properties of soybean fibers
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研究了污渍羊毛用双氧水/硫脲进行氧化/还原漂白及连续低温&治染色的机理和主要工艺。
In this paper , the mechanism and main technology of using hydrogen peroxide / citrol in oxidation / reduction bleaching and continuous low temperature one bath dyeing process for stained wool were studied .
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比较蚕蛹蛋白纤维过氧化尿素和过氧化氢漂白的H2O2消耗速率、pH值变化、白度和失重率,结果表明,过氧化尿素的漂白效果优于过氧化氢。
The consumption rate of H2O2 , the change of pH , whiteness and weight loss of pupa protein fiber are compared after bleaching with urea peroxide and hydrogen peroxide . The results show that the bleaching effect of urea peroxide is superior to that of hydrogen peroxide .
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过氧化尿素及纸浆漂白
Urea Peroxide and Its Application on Bleaching
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研究过氧化尿素的制备及生产母液的循环利用情况,对过氧化尿素用于纺织品漂白时的浓度、时间、pH值等工艺条件进行筛选。
In this article , the methods of preparing urea peroxide and reusing mother liquor were studied . Process parameters such as concentration of urea peroxide , bleaching time and pH value were approached .