The pretreating process and the mechanism of hydrogen peroxide bleaching were discussed too.
同时,也对过氧化氢漂前活性氧预处理工艺及作用机理进行了初步的研究。
The influence of fillers on alkaline hydrogen peroxide bleaching of recycled fibers was studied.
研究填料的存在对纸浆碱性过氧化氢漂白的影响。
The effect of hydrogen peroxide bleaching on the whiteness and strength of soybean fibre knitted fabricsis studied.
探讨了大豆蛋白纤维针织物双氧水漂白工艺对织物白度、强力的影响,通过正交试验法选出最佳漂白工艺条件。
This paper studied the TCF bleaching of rice straw ammonium sulfite pulping, which contains of oxygen-alkali bleaching, acid treatment and hydrogen peroxide bleaching.
研究了稻草亚铵浆的氧碱漂白、酸预处理和过氧化氢补充漂的三段漂白。
The effect of different process conditions of hydrogen peroxide bleaching of milk casein fibre on the whiteness of the product is studied, and the optimal bleaching process is determined.
研究牛奶蛋白纤维经过亚铁盐预处理和助洗剂清洗后,在不同的漂白条件下,对纤维白度的影响。
Then ozonic-hydrogen peroxide bleaching were carried out and the results show that the higher of Kappa number, the poor of the delignification selectivity and the lower of brightness rising.
然后经过臭氧-过氧化氢漂白,结果表明:卡伯值越高,脱木质素选择性越差,白度上升值越低。
The results showed that the effect of bleaching was strengthened gradually with the increase of concentration and the rise of temperature of hydrogen peroxide.
实验结果表明:在进行漂白时,随着过氧化氢浓度的增加,温度的升高,漂白效果逐渐加强。
Inhibition of nano silica hydrate to peroxide hydrogen decomposition and its effect on fabric bleaching under various conditions were discussed.
研究了纳米水合二氧化硅对过氧化氢分解的抑制作用,及其在不同条件下对织物漂白的影响。
The perborate bleaches are not used commercially but are available for use by the consumers. Their bleaching action is similar to that of hydrogen peroxide.
过硼酸盐在工业生产中并不使用,但可供消费者使用,它们的漂白作用与过氧化氢相似。
The key to bleach pulp by hydrogen peroxide is how to improve the efficiency of bleaching.
应用过氧化氢漂白纸浆的关键是如何提高漂白效率。
Hydrogen peroxide is the most widely used commercial bleaching agent.
过氧化氢是应用最广泛的商业漂白剂。
Hydrogen peroxide is an important chlorine free bleaching agent, which is widely used in the bleaching of pulp.
过氧化氢是一种重要的无氯漂剂,广泛地用于纸浆漂白中。
Low temperature bleaching of wool with hydrogen peroxide using katalase as catalyst under acid condition has been studied as well as the related factors influencing it.
研究了在酸性条件下,以酶为催化剂,羊毛双氧水低温漂白工艺及相关因素的影响。
The criteria for tooth selection dictated no pretreatment with a chemical agent such as alcohol, formalin, or hydrogen peroxide, or any other form of bleaching.
牙齿挑选标准规定未做过像酒精、甲醛、过氧化氢和其他漂白剂等化学用品预处理。
This article investigates the bleaching of wool with hydrogen peroxide during which enzyme is used as catalyst under acidic conditions and at low temperatures, discusses the influence factors on it.
研究了在酸性条件下以酶为催化剂的羊毛双氧水低温漂白工艺及相关因素。
The most commonly used intracoronal bleaching agent is 30% hydrogen peroxide.
牙齿内漂白治疗最常用的漂白剂是30%过氧化氢水溶液。
The stability of CGAD to hydrogen peroxide was analyzed and oxidation bleaching in bulk production for cotton khaki drills was tested.
分析了氧漂稳定剂CGAD对双氧水稳定性能,并测定了纯棉卡其的氧漂大生产工艺。
Hydrogen peroxide decreases the pulp yield slightly and has the good selectivity to eliminate the chromophores. So it's an important bleaching agent in the high-brightness Mechanical pulp production.
过氧化氢在没有大量减少纸浆产量情况下,具有消除发色基团的良好选择性,所以它在高白度机械浆的生产中是主要的漂白化学品。
Single-bleaching lecithin with color 7 (Gardner) was obtained by addition of 3 percent of hydrogen peroxide.
添加3%的双氧水改善大豆浓缩磷脂色泽,可以得到色泽(加特纳色度)为7的单漂磷脂。
Several common bleaching agents such as sodium hypochlorite, sodium chlorite and hydrogen peroxide will produce absorbable organic halogen AOX and pollute environment.
常见的几种漂白剂如次氯酸钠、亚氯酸钠、过氧化氢等在漂白时都会不同程度地产生可吸附有机卤化物aox,对环境造成污染。
Common bleaching agents are hydrogen peroxide, sodium hypochlorite, sodium chlorite and sodium perborate.
常用的漂白剂有过氧化氢、次氯酸钠、氯化钠以及过硼酸钠。
Bleaching with sodium hydroxide solution, this liquid besmear in the wood surface, half an hour later, besmear again hydrogen peroxide.
用氢氧化钠溶液漂白时,将该液涂在木材表面,经半小时后,再涂上双氧水。
Bleaching with sodium hydroxide solution, this liquid besmear in the wood surface, half an hour later, besmear again hydrogen peroxide.
用氢氧化钠溶液漂白时,将该液涂在木材表面,经半小时后,再涂上双氧水。
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