生物可降解性

油田废水的COD构成分析及生物可降解性研究

On the COD Constitution and Biodegradation of Oil Field Wastewater

废水中含芳香硝基化合物的生物可降解性

Biodegradation of Nitroaromatic Compounds in Chloromycetin Production Waste Water

明胶（Gel）作为载体材料，无不良反应，无免疫原性，具生物可降解性，应用广泛。

Gelatin ( Gel ) has no adverse reaction , no immunogenicity , and good biodegradability , and is widely applied .

壳聚糖（CS）无毒，具有很好的生物相容性、生物可降解性，可作为一种新型药物载体。

Chitosan ( CS ) can be used as a new drug-carrier , for its in-toxicity , good biocompatibility and biodegradability .

壳聚糖因良好的生物相容性和生物可降解性而获得广泛应用，是美国FDA批准的载体材料之一。

Chitosan shows wide applications due to its favorable biocompatibility and biodegradability , and is an approved excipient by FDA .

结果表明，高速公路路面排水具有较高的污染强度，污染物以SS和COD为主，且生物可降解性较差。

The results show that the expressway runoff has greater pollution intensity and the main pollutants are SS and COD with rather low biodegradability .

实验中以聚丙烯酸（PAA）作为结晶调节剂，将具有良好生物相容性、生物可降解性及温度响应性的PUA作为智能响应性组分。

Aliphatic PUA with excellent biodegradability , biocompatibility and thermal-responsiveness was employed as the smart responsive component .

结果表明：Tx-100、Oπ-10具有较强的生物可降解性。

The results are as follows : Tx-100 , 0-10 have strong biologic degradation .

聚羟基丁酸酯（PHB）是PHA的一种，它具有类似热塑性塑料和聚丙烯的性质，还具有生物可降解性和生物相容性。

As a kind as PHA , PHB has properties similar with thermoplastic plastic and polypropylene , and is biodegradable and biocompatible , as well .

对西安市南二环路雨天路面径流排水进行了连续取样监测，表明城市道路路面径流污染物SS和COD具有很高的污染强度，且生物可降解性较差。

Storm water samples collected from an urban road in Xi ′ an City show that the urban road surface runoff has much greater pollution intensity of SS and COD and possess less biodegradability .

[目的]聚乙二醇／聚对苯二甲酸丁二醇酯（PEG／PBT）嵌段共聚物具有良好的机械性能和生物可降解性，具备作为组织工程支架材料的基本特征。

[ Objective ] The material consisting of poly ( ethylene glycol ) and poly ( butylene terephthalate ) segmented copolymer ( PEG / PBT ) has excellent mechanical properties and biodegradation characteristics .

借鉴厌氧毒性（ATA）和生物化学甲烷势（BMP）测定方法，分析了这3种聚合物对厌氧微生物产甲烷活性的影响以及它们的厌氧生物可降解性。

The influences of the polymers on specific methanogenic activities and anaerobic biological degradability are assessed by methods of anaerobic toxicity assay ( ATA ) and the biochemical methane potential ( BMP ) test .

甲基磺酸盐酸性镀锡（MSA）由于具有环境友好性和生物可降解性，且废水处理简单，越来越受到重视。

Methyl sulfonic acid ( MSA ) tinplating is paid more and more attention to because it is friendly to the environment and completely biodegradability , and treatment of electroplating wastewater is simple .

聚羟基脂肪酸酯（polyhydroxyalkanoates，PHAs）因其完全的生物可降解性、良好的物理加工特性以及生物相容性使其应用前途十分广泛。

PHAs ( polyhydroxyalkanoates ) are bacterial polyesters having the properties of complete biodegradability and biocompatibility , as well as the satisfying physical properties for manufacture , which decide their promising application .

聚乳酸（PLA）属于完全生物降解型高分子材料，它具有良好的生物可降解性、机械性能、物理性能以及生物相容性，正受到世人广泛的关注，但它高昂的成本极大地限制着它的应用。

Poly lactic acid ( PLA ) is a high molecule material that can be decomposed completely , which has excellent biological decomposability , mechanical property , physical property and biological compatibility . It has attracted much attention , however , its applications is restricted by its high price .

羟基丁酸-羟基戊酸共聚酯（PHBV）是由微生物发酵合成的热塑性生物高分子聚酯，具有优异的生物相容性和生物可降解性，近几年引起了国内外众多科研工作者的极大关注。

Poly ( 3-hydroxybutyrate-co-3-hydroxyvalerate )( PHBV ) copolyester is a thermoplastic bio-polymer synthesized by microbial fermentation , presenting the advantages of good biocompatibility and biodegradability , which have attracted many domestic and international researchers a great deal of attention in recent years .

利用人工神经网络预测芳香化合物的生物可降解性

Prediction of the biodegradability of aromatic substances using artificial neural networks

其次，这些聚合物具有生物可降解性和生物相容性以及无毒性。

Secondly , these polymers are biodegradable , biocompatible and nontoxic .

γ-PGA具有极强的水溶性、生物可降解性和生物相容性。

γ - PGA is water soluble , biodegradable and biocompatible .

纳曲酮植入剂不同动物体内的组织相容性和生物可降解性

Biocompatibility and biodegradability of naltrexone implants in different animal species

生物可降解性的评价及其强化途径

Assessment Methods and Strengthening Approaches of Biodegradability for Organic Pollutants

包气带土层中重质油的生物可降解性

Biodegradability of heavy-oils in soil of an aeration zone

两类染料厌氧生物可降解性的研究

Study on Anaerobic Biodegradability of Two Types of Dyes

这类原料的大量使用将带来日益严重的环境问题，因此，具有生物可降解性的环保型熔喷非织造材料更受人们的青睐。

The large usage of these non-biodegradable materials can cause increasingly serious environmental problems .

生物可降解性紫杉醇支架预防血管再狭窄的实验研究

The study of drug eluting biodegradable intravascular stent with antiproliferation agent-paclitaxel in preventing vascular restenosis

废水适于厌氧生物处理，其厌氧生物可降解性BD%在80%以上；

The wastewater was able to use anaerobic biotreatment with the biodegradability above 80 % ;

可降解一次性塑料袋持续性和生物可降解性

Throwaway Bio-degradable plastic Bags Persistence and degradability

前者是天然存在的唯一聚阳离子生物多糖且具有良好的生物活性，后者易于功能化，且具有优异的生物可降解性。

Moreover , chitosan is the only naturally existing cationic polysaccharide that possesses excellent bioactivity .

前言：聚天冬氨酸具有高生物可降解性，是一种“环境友好”的新型水处理剂。

Polyaspartic acid is a new type of highly biodegradable and environmental friendly water treatment agent .

葡聚糖作为一种天然的细菌性多糖，具有良好的生物相容性、生物可降解性和抗感染活性，将其用于纳米银的修饰能否有效提高纳米银的理化特性和生物活性，目前尚未见报道。

As a bacterial polysaccharide , dextran has excellent biocompatibility , biodegradability , and anti-infection activities .