A collection of black coffee, bitter coffee flavors of the characteristics of Hong glycolic acid, which the original but rough, deep and intriguing. 黑咖啡集合了咖啡香甘醇酸苦五味的特点,它原始而又粗犷,深邃而又耐人寻味。
Studies on glycolic acid injection resulting in local necrosis of rat livers 乙醇酸注射对大鼠肝脏的坏死作用研究
Influences of Different Mol Feed Ratio of Lactic Acid and Glycolic Acid on the Structure and Properties of Copolymer 乳酸/乙醇酸摩尔比对其共聚物结构性能的影响
Objective To study the influence of in vitro force-vascularization on in vivo vascularization of porous polylactic glycolic acid copolymer ( PLGA) scaffolds with internal network channels ( PPSINC). 目的研究预血管化对含网管的多孔可降解聚乳酸/聚羟基乙酸共聚物(polylacticl/glycolicacidcopolymer,PLGA)支架血管化的影响。
And the cultured cells are combined with poly lactic acid-co-glycolic acid ( PLGA) conduit to construct a tissue engineering artifical nerve to bridge a facial nerve gap. 同时以聚乳酸-聚羟基乙酸共聚物(polylacticacid-co-GlycolicAcid,PLGA)导管,复合体外培养的雪旺细胞,构建组织工程化人工神经,用于修复面神经缺损。
METHODS Insulin loaded poly ( lactic co glycolic acid) nanoparticles ( INS PLGA NPs) w as prepared by a double emulsion solvent evaporation method. 方法用复乳溶剂挥发法制备了胰岛素乳酸羟基乙酸共聚物纳米粒(INSPLGANPs);
A direct copolymerisation process was used to prepare lactic acid and glycolic acid copolymer ( PLGA). Rheological behavior of PLGA melt was tested using cone and plate. 采用直接法熔融缩聚制备了L乳酸和乙醇酸共聚物PLGA,并用锥板流变仪对PLGA的流变性能进行测试。
The future study on polyglycolic acid biodegradable polymers should be emphasized on reducing their synthesis cost, and the simple and practicable direct polycondensation method using glycolic acid as starting monomer is noticeable. 展望聚乙醇酸类生物降解高分子的未来,降低合成成本是广泛应用的关键,因此简单易行的、以乙醇酸等单体为原料的直接缩聚法合成值得关注。
Since PGA is more highly degradable than PLA, PGA can be first hydrolyzed to glycolic acid in the PLA/ PGA conjugate fiber. 由于PGA比PLA更易降解,在PLA/PGA复合纤维中PGA能首先水解为乙醇酸。
The number of melanocyte of 70% glycolic acid group decrease. 70%乙醇酸组黑素细胞数量减少。
Synthesis and Properties of Poly ( Glycolic Acid) Grafted Starch Copolymer 聚羟基乙酸接枝淀粉共聚物的合成和性能
Study on Chemical Analysis Method of Electroreduction of Oxalic Acid to Glycolic Acid 草酸电还原制乙醇酸化学分析方法的研究
Influences of Different Lactic Acid Conformation on Copolymer of Lactic Acid and Glycolic Acid Synthesized via Direct Melt Copolymerization 不同构型乳酸对乳酸-羟基乙酸直接熔融共聚产物的影响
The treatment with 8% glycolic acid remained during the chemical peeling period. 两次化学脱皮期间仍外用8%羟基乙酸。
Synthesis and Application of Glycolic acid 乙醇酸的合成及应用
By way of complex extraction with PCW-6 extractant to recover glycolic acid from the wastewater, the paper discussed different effects of each factor ( such as acidity, extractant concentration, oil-water ratio, temperature, and equilibrium time) to the extracting efficiency. 以PCW-6为萃取剂,采用络合萃取法回收废水中的羟基乙酸,探讨了各因素(酸度、络合剂浓度、油水比、温度、萃取平衡时间)对羟基乙酸萃取率的影响;
When the the glycolic acid content more than 70% or the content of HPr more than 10% the polymer changed from hemicrystalline to amorphous curves. 乙醇酸含量超过70%或者4-羟基脯氨酸含量超过10%时聚合物呈现无定型聚合物特征;聚合物的降解速度可以通过控制乙醇酸和乳酸的比例进行调解。
Rheological behavior of lactic acid and glycolic acid ( PLGA) copolymer melt 乳酸乙醇酸共聚物(PLGA)熔体的流变性能
As an important fine chemical intermediate, glycolic acid can be widely used in medicine, daily chemical and textile industry. 乙醇酸是一种重要的精细化工中间体,日益广泛地应用于医药、日化和纺织等行业。
Synthesis and Characterization of Alternating Copolymer of DL-Lactic Acid and Glycolic Acid 乙醇酸和DL&乳酸交替共聚物的合成和表征
Secondly, the solution of glycolic acid was purify by vacuum distillation and organic solvent extraction, the solid of glycolic acid was achieved which purity was over 97% and yield of product was over 73%. 对合成的羟基乙酸水溶液进行精制,主要通过减压蒸馏脱水,丙酮萃取去除氯化钠及乙醚萃取去除氯乙酸来进行提纯,最终得到的固体羟基乙酸的收率大于73%,其纯度高于97%。
Orthopedic Applications of Biodegradable Polymers Poly ( lactic acid)-co-poly-( glycolic acid)( PLGA) and poly ( ethylene glycol)( PEG) are the a few materials approved for inject purpose by FDA, which have hydrophobic characters in PLGA with certain molecular weight. 可生物降解的医用高分子矫形材料聚丙交酯乙交酯(PLGA)和聚乙二醇(PEG)是FDA批准的为数不多的几个可生物降解的注射用人工合成材料,超过一定聚合度的PLGA具有疏水性。
Based on two-step method, a series of biodegradable polyamides copolymer belonging to aliphatic were designed and synthesized, which produced by materials of glycolic acid, diamine, binary acid and the like. 采用二步法设计合成了一系列以乙醇酸、二元胺和二元酸等为原料的可生物降解的脂肪族聚酯-酰胺共聚物。
The result shows that under the ascertained conditions the recovery of ammonium sulfate approximates to 100%, and the percent recovery of glycolic acid comes to 92%. 结果表明,在本研究的最佳工艺条件下,硫酸铵的总回收率接近100%,羟基乙酸的回收率可达92%。
Based on the above results, it is suggested that the residual respiration not inhibited by KCN plus m-CLAM in tobacco callus cultures is primarily catalyzed by glycolic acid oxidase localized within microbodies. 初步确定,烟草愈伤组织中这部分剩余呼吸主要是由非线粒体乙醇酸氧化酶所催化的。
Gene Expression of Glycolate Oxidase Induced by Light and Substrate Glycolic Acid 光和底物对乙醇酸氧化酶的基因表达的诱导
A certain amount of glycolic acid exists in the EDTA synthetic solution because of the side reaction, so the recovery of glycolic acid can be both environmental and economical. EDTA合成后的母液中含有一定量的因副反应产生的羟基乙酸,若能对其回收将可达到较好的环境效益和经济效益。
As a widely used chemical product and fine chemical intermediate, glycolic acid has a wide range of uses in the areas like cleaning, cosmetics, biodegradation and so on. 羟基乙酸是一种应用广泛的化工产品和精细化工中间体,在清洗、化妆品、生物降解等领域都有着广泛重要的用途。
The complexation extraction of glycolic acid from EDTA synthetic solution using solvents was proposed in this paper. 本文提出了利用溶剂的络合萃取,对EDTA合成母液中的羟基乙酸进行分离回收。