您要查找的是不是：
- The color of the black wattle extract became lighter through using the fresh bark. 利用新鲜树皮能够改善黑荆树栲胶的颜色,树皮越新鲜,生产出来的栲胶颜色越浅。
- The color of the black wattle extract became lighter through using the fresh bark.Furthermore the decolored extract meeting abroad standards can be given out by a decoloring treatment. 利用新鲜树皮能够改善黑荆树栲胶的颜色,树皮越新鲜,生产出来的栲胶颜色越浅。通过脱色处理,能达到国外脱色栲胶颜色的要求
- Keywords black wattle extract;fresh bark;color; 黑荆树栲胶;新鲜树皮;栲胶颜色;
- EFFECTS OF THE BARK FRESHNESS ON THE COLOR OF BLACK WATTLE EXTRACT 树皮新鲜程度对黑荆树栲胶颜色的影响
- Determination of Carboxyl Groups in the Oxidizing Degraded Products of Black Wattle Extract by Conductometric Titration 电导滴定法测定黑荆树皮栲胶降解产物中羧基含量
- black wattle extract 柔毛金合欢栲胶
- Fig.1、2 The ultrastructure of leaf cells of black wattle at20℃. 图1、220℃黑荆树种叶片细胞超微结构情况。
- The physico chemical properties and rheology of gum black wattle was studied. 研究了黑荆胶的物理、化学性质及流变性质。
- Based on purification by alcohol precipiation,the purity of black wattle bark tannins was increased by 10%. 通过对黑荆树皮单宁进行醇沉纯化,可以使单宁质量分数提高10%25。
- At first, the adsorption behaviors of Cd(II) on collagen fiber immobilized black wattle tannin, larch tannin and bayberry tannin were investigated. 首先研究了胶原纤维固化黑荆树单宁、固化落叶松单宁和固化杨梅单宁对Cd(II)的吸附特性。
- The degraded product which has excellent inhibition effect on microorganisms was prepared from black wattle tannin by chemical degraded modification. 通过对黑荆树皮单宁化学降解改性，制备了具有优良抑菌性能的降解产物。
- The key technique of the new process of tannin extraction from black wattle bark is to divide the extraction into two steps. 采用分段浸取新工艺是黑荆树皮单宁提取的关键技术。
- Using collagen fibre as matrices,the immobilized tannins adsorbents based on black wattle,larch and myrtan tannins were prepared through crosslinking reaction. 以胶原纤维为基质,通过交联剂将黑荆树单宁、落叶松单宁和毛杨梅单宁固化在胶原纤维上制备吸附材料。
- To make new adsorbents for processing heavy metals wastewater, black wattle bark with high content of tannin was reacted with formaldehyde to fix the tannin in the bark. 为充分利用我国丰富的黑荆树皮资源，满足现代重金属废水对吸附剂的更高要求，本文对黑荆树皮进行改性，并研究其对重金属离子的吸附性能。
- The extraction conditions of proanthocyanidins from bark of black wattle (Acacia mearnsii De Wilde) and their biological activities were investigated in this study. 对黑荆树树皮中原花色素的提取及生物活性进行了研究。
- The modification has been made on the black wattle tannin adhesive with sodium sulfite and the MUF concentrate so as to prepare out a tannin adhesive with good water-proof and better glue properties. 采用亚硫酸钠和三聚氰胺-尿素-甲醛预缩液对黑荆树单宁胶粘剂进行改性处理,制备具有良好的耐水性能和胶合性能的单宁胶粘剂。
- Tannin fractions with different molecular weight distributions were obtained by purification of alcohol preci pitation and fractionation of solvent extractions of black wattle bark tannins. 通过对黑荆树皮单宁进行醇沉纯化和溶剂萃取分级,可得到分子量分布范围不同的单宁级分。
- immobilized black wattle tannins 固化黑荆树单宁
- in-situ immobilized black wattle bark 原位固化黑荆树皮
- Keywords Modified black wattle tannin extract;Penetrating speed;Degree of tannage; 改性黑荆树栲胶;渗透速度;鞣制系数;
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
