生物聚合物

生物聚合物的创新应用

Innovative applications of biopolymers

胞外聚合物是革兰氏阳性菌和革兰氏阴性菌细胞分泌的不同种类的生物聚合物，是生物膜中围绕在细菌周围的高度含水的多聚大分子。

Extracellular polymeric substances ( EPS ) are heterogeneous biopolymers produced by Gram-negative and Gram-positive bacterial cells . They are hydrated polymeric molecules around biofilms .

XC生物聚合物钻井液在侧钻小井眼中的应用

Application of Xanthan polymer mud in slim hole sidetrack drilling

方法：以可降解生物聚合物PLGA为涂层材料，制备曲尼司特洗脱支架，考察其物理化学性能和药物的释放行为。

Methods : TES was coated with a biodegradable polymer PLGA , and its release profile and other physics & chemical behaviors were evaluated .

生物聚合物（XC）的特性评价

Characteristic evaluation of biopolymer XC

在2000&2851m井段采用XC生物聚合物提高钻井液的携岩能力和造壁性能；

XC biological polymer is used in the 2000-2851 m interval to improve cuttings transportation and wall building property ;

然后，将MWNTs与生物聚合物自组装制备的纳米复合材料用于研究NADH的电化学性质；

Secondly , the self-assembled nanocomposite was formed by MWNTs and biopolymer , and was used to study the electrochemical properties of NADH .

在泥浆中用XCD生物聚合物作为提粘剂和降失水剂。

12.2 Use the XCD polymer as the viscosifier and fluid loss additives in mud .

分析了高3-6-111井小井眼侧钻水平井的施工特点，在该井的大斜度井段和水平段选用了XC生物聚合物钻井液体系。

The operation character of the slim hole sidetrack drilling in Gao 3-6-11 well is presented . XC polymer mud is adopted in high angel section and horizontal section .

荧光发射光谱显示，Na-CN生物聚合物的Trp和Tyr残基的荧光强度比Na-CN有显著的增强，表明生物聚合物的疏水性区域更加暴露。

The fluorescence emission spectrum showed that the fluorescence intensities of Trp and Tyr residues in Na-CN biopolymers were strengthened markedly , compared to Na-CN , which indicated that the hydrophobic regions of biopolymers were more exposed .

TW-101菌及其代谢产出生物聚合物有良好封堵调剖能力，有效期长，投入产出比大于14∶。

TW-101 microbe and its metabolite produced of bio-polymer possess better seal capability for section adjustment , long effective period , input / output bigger than 1 ∶ 4 .

一种新型生物聚合物的分子组成及特性研究

Analysis of Molecular Composition and Properties of a Novel Biopolymer

合成生物聚合物的重要微生物资源-鞘氨醇单胞菌

Sphingomonas sp. : An important microbial resource for biopolymer synthesis

它有很多羰基，这使得它是一个聚负离子基的生物聚合物。

It has many carboxyl groups that make it a polyanionic biopolymer .

用混合发酵法制取生物聚合物多糖的研究

Study on biopolymer - polysaccharide prepared by mixed fermentative method

对以各种生物聚合物为材料的抗菌涂层、抗菌包装薄膜的最新研究进展进行了综述。

The update development of the biopolymer-based antimicrobial films and coatings packaging was reviewed .

本文介绍了典型的高功能生物聚合物的发展现状及各品种的合成方法。

The actuality and synthesizing methods of all kinds of classic biopolymer were introduced .

生物聚合物基的抗菌包装研究进展

Review of biopolymer - based antimicrobial packaging

描述了生物聚合物的创新应用。

Innovative applications of biopolymers are described .

生物聚合物深部调剖技术室内及矿场应用研究

Laboratory and field study of deep profile control in water-absorbing section with microbial polymer technology

生物聚合物、部分水解聚丙烯酰胺与阴离子表面活性剂的相互作用

A study on the interaction between anionic surfactants and xanthan or polyacrylamides of various hydrolysis degree

加入生物聚合物使该体系粘度增大，但不影响体系界面张力。

Introducing biopolymer xanthan into this system does not affect its IFT but enhances its viscosity only .

生物聚合物调剖技术

Technique for Biopolymer Plugging Adjustment

纤维素是植物细胞壁的主要成分，广泛而大量地存在于自然界中，是地球上最为丰富的可再生的生物聚合物之一。

Cellulose , the main composition of the vegetal cell wall , exists widely in the nature and is the most abundant reproducible bio-polymer in the earth .

对菌种及其代谢产出生物聚合物特性进行了研究，分析了岩心注入能力、聚合物产出能力及封堵调剖机理。

On the basis of fungus kind and property of generated biologic polymer , the ability of bacterium injected into porous medium and polymer output was discussed .

业界专家预测了未来塑料工业的发展趋势，以及可能会出现的一些新技术，如微波挤出机、生物聚合物、低价位碳纳米管、智能材料等。

This article anticipates new plastics technologies in the future , such as microwave extruder , biopolymers , carbon nano pipe at low price , and intellectual materials etc.

水溶性聚合物在油田已得到了广泛的应用，本文概述了植物胶、纤维素衍生物、合成聚合物及生物聚合物的性质，并描述了他们的化学结构。

Water soluble polymers are widely used in the oil field . The properties of vegetable gum , cellulose derivatives , synthetic polymers and biopolymers are discussed and their chemical structures described .

物理实验发现，所用的生物聚合物溶液中的悬浮微粒在多孔介质中进行运移，并被捕集，因而引起溶液在介质中的渗透率显著下降。

The suspended particles in biopolymer solution , when moving through the porous media , are captured by the latter , which reduces remark & ably the solution permeability through the media .

论述了羊毛防毡缩整理中的蛋白酶和等离子体处理技术，并介绍了天然生物聚合物壳聚糖在羊毛防毡缩中的应用与研究进展。

This article discussed the techniques with protease and plasma in the anti-felting treatment for wool , and introduced the application and studying evolvement of the natural biopolymer chitosan in the anti-shrinkage of wool .

阐述了微生物菌种及其代谢生物聚合物的基本特性，探讨了菌种注入能力、生物聚合物生成能力及微生物堵水调剖机理。

The basic characteristics of microbial bacteria and its metabolic biopolymer are expounded , injection capacity of the bacteria , generation capacity of the biopolymer and the mechanism of microbial profile control by water plugging are discussed .