木质素磺酸盐
- 网络lignosulfonate;Lignin sulfonate;Fcls
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木质素磺酸盐是一种阴离子表面活性剂,在工业上已经得到了广泛的应用。
Lignosulfonate is a kind of anionic surfactant which has been widely used in various industrial fields .
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木质素磺酸盐接枝共聚物(CT3-11)的研究与应用
Research and Application of Lignosulfonate - Graft Copolymer ( CT3-11 ) for Drilling Fluid
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木质素磺酸盐对COP快硬早强水泥水化速率的调节作用
The regulating function of lignin sulfonate on the hydrating rate of cop rapid hardening high strength cement
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研究了兴安落叶松树皮栲胶废渣中木质素磺酸盐(LS)的混凝土应用性能、表面活性和分散性能。
The usages of bark lignosulfonate ( LS ) as concrete additive , surfactant and dispersant were studied .
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将绝热量热计与微机联用,研究了木质素磺酸盐对COP快硬早强水泥水化速率的影响。
The results show that lignin sulfonate serves the good function as reqlllating the coagulation time of COP rapid hardening high strength cement .
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碱木质素磺酸盐的MHS方程的确定
Determination of MHS Equation of Alkaline Lignosulfonates
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仅0.25wt%的木质素磺酸盐或0.5wt%的阿拉伯胶,即可使Al2O3含量达45wt%左右的泥浆的相对粘度降至2以下。
The relative viscosity of this water based alkaline slurry containing about 45wt % Al_2O_3 can be lowered to a value less than 2 by adding 0.25wt % lignosulfonates or 0.5 wt % gum arabic .
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利用木质素磺酸盐与丙烯酸(AA)、丙烯酰胺(AM)等单体的接枝共聚反应,直接对亚硫酸盐制浆废液(SSL)进行接枝改性。
Spent sulfite liquor ( SSL ) from bagasse pulping was modified by graft copolymerization of acrylic acid ( AA ) and / or acrylamide ( AM ) onto lignosulfonate .
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新型无铬木质素磺酸盐降粘剂LGV研究
A Study of New Chrome-Free Lignosulfonate Viscosity-Reducing Agent LGV
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木质素磺酸盐经再次深度磺化改性后的缓凝剂PQ具有更好的缓凝效果,且能经受更高的温度(200℃)。
The retardant PQ which is further modified by deep sulfonating has better slow hardening effect and can stand higher temperature ( 200 ℃) .
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介绍了改性木质素磺酸盐PQ的合成工艺,评价了PQ对水泥浆稠化时间的影响及在高密度体系中的应用,同时考察了PQ对温度的敏感性。
The compounding technique of PQ was described and its influences to cement thickening time and application in high density cement system were evaluated , as well as its temperature sensitivity .
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用亚硫酸盐法以造纸废液为主要原料,通过络合不同的金属阳离子得到相应的木质素磺酸盐(LSS)。
Using waste liquor of sulfite process as main material and complexing different kind of metal positive ions , the corresponding lignosulfonate ( LSS ) are prepared .
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改性木质素磺酸盐(GCL2)具有较好的缓蚀阻垢性能。
Modified lignosulfonates ( GCL2 ) has preferable performance in inhibition of ( corrosion ) and scale .
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这种稀释剂在较宽的温度范围内具有优良的稀释性能,其抗温能力和稀释效果都比铁铬木质素磺酸盐(FCLS)好。
The results show that the thinner possesses good thinning property in a large range of temperatures and can offer good resistance to high temperature and no convironment pollution .
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实验结果表明:不同金属阳离子木质素磺酸盐(Fe-LS及Cr-LS)其氧化产物及其氧化产物所处理钻井液的性能具有相同的变化规律。
The results show that different kind of metal positive ions , the properties of the oxidation products and the acting efficiency of them in the drilling fluids possess have similar changing law .
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木质素磺酸盐及其接枝产物作沙土稳定剂的研究
Study on lignosulfonate and its grafted polymers as sandy soil stabilizers
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改性木质素磺酸盐/丙烯酸酯共聚乳液的制备
Study on Preparation of Modified Lignosulfonate / Acrylate Copolymerization Emulsion
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循环冷却水中木质素磺酸盐对细菌繁殖的影响
Effect of lignosulfonates on bacteria reproduction in recirculated cooling water
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木质素磺酸盐磺化度测定方法的改进
An improvement on the measuring method of the sulphonation degree of lignosulfonate
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改性木质素磺酸盐处理含镉废水的研究
Study on the treatment of cadmium-containing wastewater with modified lignosulfonate
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木质素磺酸盐电化学氧化的低相对分子质量产物的初步研究
Primary Study on Low-molecular-mass Products from Electro-oxidation of Lignosulfonate
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木质素磺酸盐/有机硅氟共聚物复合降黏剂研究
Study on composite viscosity reducer of lignosulfonate graft copolymer / organic silicon-fluorine polymer
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且树皮木质素磺酸盐的分子质量分布相对比较均一,分子量较小;
Molecular weight distribution is relatively narrow and the molecular weight is relatively small ;
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木质素磺酸盐对尿素氮转化与蔬菜硝酸盐积累的影响
Effect of Lignosulfonates on Controlling of Urea Nitrogen Transformation and Nitrate Accumulation in Vegetable
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论述了木质素磺酸盐化学改性制取水煤浆添加剂的试验研究。
Experiment research on synthesis of additive by chemical conversion of lignin sulfonate introduced .
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接枝反应中木质素磺酸盐与丙烯酰胺的结合可能存在三种方式,即醚键、盐键和交联。
There were probably three linked-ways : ether bond , salt bond and cross-linking .
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木质素磺酸盐的分子量调节研究
Study on Modulation of Molecular Weight of Lignosulfonate
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低游离甲醛羟甲基化木质素磺酸盐-酚醛复合胶黏剂研究
Study on Composite Adhesive of Hydroxymethylated Lignosulfonate / Phenol-formaldehyde Resin with Low Free Formaldehyde
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无铬木质素磺酸盐稀释剂的试制
Experimental study on chrome - free lignosulfonate thinner
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微波辐射木质素磺酸盐接枝改性
Graft modification of lignosulfonate by microwave irradiation