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- lignin sulfonic acid 木质磺酸
- The separations of salts and reducing sugar from raw lignin solution respectively by "snake in cage" resin and interpenetrating sulfonic acid resin were studied. 本文研究了用蛇笼树脂分离粗木质素溶液中的小分子盐,用互贯磺酸树脂分离粗木质素溶液中的还原糖,以及用大孔和凝胶磺酸树脂对木质素分级作用。
- Coal tar , acetic acid,dodecylbenzene Sulfonic Acid. 本品为深褐色液体;有醋酸及煤焦油的特臭。
- Sulfonic acid is a foaming acid available from some of the oil companies. 磺酸是从一些炼油公司获得的一种起泡酸。
- Eastman-AQ is a new kind of polymer (ester sulfonic acid) cation exchanger. Eastman-AQ(AQ-55D,AQ-29D)是一种新的聚合物(磺酸酯)阳离子交换剂,涂于玻碳电极上,形成的膜具有强的附着力、高的选择性、良好的离子交换及防污性能。
- Method phenol sulfonic acid chromatometry was used in the experiment. 结果翼首草含糖量较高,且不同药用部位含糖量不同。
- Method The rat model of ulcerative colitis was induced with2,4,6 trinitrobenzene sulfonic acid. 方法采用三硝基苯磺酸法制备大鼠实验性溃疡性结肠炎模型。
- The water soluble dispersant agent, which the backbone was sodium cellulose sulfate and sodium lignin sulfonate, was prepared using cane dregs and fuming sulfuric acid as raw material . 以甘蔗渣、发烟硫酸为原料合成了纤维素硫酸钠和木质素磺酸钠为主的水溶性分散剂,同时测定了其表面活性。
- A series of gallate ester were prepared in use of dodecyl benzene sulfonic acid as catalyst. 以工业用十二烷基苯磺酸为催化剂制备了一系列没食子酸酯,讨论了影响酯化反应的各种因素。
- Methods AEO 9 and dodecylbenzene sulfonic acid of different weight ratio were mixed in the solutions. 目的探讨脂肪醇聚氧乙烯醚(AEO)9水溶液增稠条件。
- Dodecylbenzene sulfonic acid was used as catalyst for the preparation of polyethylene glycol diacrylate. 用十二烷基苯磺酸作酯化催化剂,制备聚乙二醇二丙烯酸酯。
- The ash content of HBS lignin (mason pine) is 0.6%,while the ash content of traditional lignin sulfonate is 21.4%. 从松木中提取的?沸醇木质素的w(灰分)=0 6%25,而传统造纸黑液制得木质素磺酸钙的w(灰分)=21 4%25。
- Experiment research on synthesis of additive by chemical conversion of lignin sulfonate introduced. 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。
- The synthesis of feruloylated monoacylglycerol catalyzed by P-Toluene sulfonic acid was investigated. 研究对甲基苯磺酸催化合成阿魏酸单甘油酯的工艺。
- Effect of amino sulfonic acid on hypochlorite bleaching of masson pine kraft pulp was experimented. 试验了氨基磺酸对马尾松硫酸盐化学木浆次氯酸盐漂白的影响。
- The results showed that the modification of HBS lignin has better effect on the properties of modified rosin than that of lignin sulfonate. 研究结果还表明用高沸醇木质素制备松香改性树脂比木质素磺酸钙效果更好。
- A new water soluble color reagent 1 (5 bromo 2 pyridylazo) 2,7 hydronaphthoquinone 6 sulfonic acid (5 Br PADN S) was synthesized. 报道了水溶性 1-(5-溴-2-吡啶偶氮)-2,7-萘二酚-6-磺酸(5-Br-PADN-S)的制备方法及其分析特性。
- Moreover,the increase of S/C ratios suggested that there was a higher lignin sulfonation degree on the fiber surface,Which is a main reason led to higher paper strength. S/C的提高则表明爆破使纤维表面的木素磺化度提高,这是引起爆破浆强度高的原因之一。
- The n-octyl gallate was prepared by esterification of alcohol and gallic acid in catalysis system of dodecyl benzene sulfonic acid. 以十二烷基苯磺酸为催化剂,酸醇直接酯化合成没食子酸正辛酯。
- Propanediol bisoleate were synthesized from oleic acid and 1,3-propanediol using p-toluene sulfonic acid as the catalyst. 以对甲苯磺酸为催化剂,油酸和1,3-丙二醇为原料合成了1,3-丙二醇油酸双酯。
