芯材
- 网络CORE;core material
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采用酵母浸膏-海藻酸钠-壳聚糖为壁材,以自制南海低值鱼鱼油为芯材,采用层-层(LBL)组装技术制备鱼油微胶囊产品。
The microcapsule was prepared using yeast extract-sodium alginate-chitosan as wall and self-made fish oil as core by layer-by-layer ( LBL ) assembling technique .
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氟树脂用作POF芯材时,可降低POF的传输损耗,提高POF的耐温性、POF的传输带宽和POF的耐老化性能等,透明氟树脂是优异的POF芯皮材。
While fluororesin is used as the core of POF , it can reduce the loss of POF , im - prove the temperature resistance , bandwidth and permanence of POF .
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多孔固体芯材夹层FRP结构的工艺及性能评述
Process and performance of sandwich structure with cellular solids core and FRP skins
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用该芯材制成的聚氨酯真空隔热板具有优良的隔热性能,其导热系数低于0.010W/(m·K)
The vacuum insulation panel has excellent insulating performance and its thermal conductivity is less than 0.010 W / ( m · K ) .
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选用轻质聚丙烯(PP)粉末作芯材,在其表面化学镀覆Ni-Cu-P合金,制备出复合导电粉末并进行了测试。
A compound electric powder of electroless Ni-Cu-P plating on polypropylene was prepared .
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POF芯材中残留挥发性组分对其损耗的影响
Effects of residual volatile content in POF PMMA resin on its transmission loss
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采用超临界CO2抗溶剂法制备了负载白藜芦醇的玉米蛋白纳米粒,用紫外测试考察了过程参数压力、温度以及芯材比对白藜芦醇在纳米粒中负载量的影响。
SAS was tested to prepare zein nanoparticles loaded with resveratrol . The effects of different operating parameters , such as pressure , temperature , and ratio on the loading weight of resveratrol were investigated .
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结果表明芯材损失是由W/O乳状液在干燥浴中快速分散时破裂和干燥过程中的破裂所引起的。
The results shows that the release of core material is caused by breakup of W / O in process of rapid dispersion in drying liquid and W / O / W during the drying process .
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将芯材为TOA(三正辛胺)的微胶囊填充于玻璃柱中,作为离子的富集装置。
The microcapsule containing TOA ( Trioctyl Amine ) was stuffed into a column , which can act as an extractor for enrichment of Pd (ⅱ) .
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主要介绍了用轧制复合法制备CPC(Cu/Mo-30Cu/Cu)电子封装材料和用熔渗法制备其芯材Mo-30Cu的工艺。
In this paper , the roll-bonding method was used to process the electronic-packaged composite material : CPC , and the melt and filtration method was used to process the Mo-30 Cu interlayer .
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本文叙述了海洋工程用高性能FRP制品的成本预测方法,利用高性能的填充芯材可增加有效载荷并降低成本。
The cost estimating method of high performance FRP components used in ocean engineering is introduced . The application of high performance core filling materials can increase the efficient load and reduce the cost .
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以酯型儿茶素为芯材,大豆色拉油为初级壁材,蛋白NP和碳水化合物CA、CB为壁材,经乳化剪切,喷雾干燥制得酯型儿茶素微胶囊。
Esters-catechin was used as core materials , soybean oil as primary wall materials and albumen NP and carbohydrate CA , CB as wall materials . After shearing and spray-drying the esters-catechin microcapsule was prepared .
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采用ICPAES测定了微胶囊芯材铜含量。
Microcapsule core copper content is determined by Inductively Coupled Plasma Atomic Emission Spectroscopy ( ICPAES ) .
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本文从制造工艺和材料性能等角度评述了FRP高性能夹层结构用芯材的特性,认为不同的多孔固体芯材在高性能夹层结构中是不可替代的,它们之间互为补充。
This paper reviews characteristics of the process and performance of sandwich structures with different cellular solids core and FRP skins . It is considered that each type of cellular solids possess unique features in advanced sandwich structures .
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根据缝纫泡沫芯材的特点,将由Mori-Tanaka法建立的计算纤维增强复合材料有效弹性模量的方法应用于缝纫芯材剪切模量的计算。
A calculation models were established to analyse the shear modulus of the stitched foam core using Mori-Tanaka theoretics .
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本文以正十四烷为芯材,采用原位聚合法,制备出了TiO2纳米粒子填充壁膜相变微胶囊,用ICP,IR,SEM等方法对其进行了表征。
A kind of microcapsules with urea-formaldehyde resin based composites filled with nano-TiO_2 particles in the wall was prepared by in-situ polymerization . ICP , IR and SEM were used to characterize the nanoparticles ' quality of wall , and so on .
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采取三步调酸法控制壁材固化反应速率,考察了乳化条件、乳化剂用量、固化反应pH值和壁材/芯材的质量比等对微胶囊性能的影响。
The three-step method is used to control the reaction rate . The effect of the conditions of emulsification , amount of emulsifier , the pH of curing reaction and mass ratio of cyst wall to core materials on the performance of the pressure-sensitive color-developing microcapsules are studied .
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管材所用铝合金带料为三层复合材料,外层为Al-Si钎料层,中间为Al-Mn芯材,内层为Al-Zn防腐层。
The strap material for tube is three-layer complex aluminum alloy , the outside Al-Si brazing material , the middle Al-Mn core material , the inner Al-Zn resistant corrosion material .
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综述了采用低成本的常规FR-4层压板芯材和低介电常数高性能的半固化片形成的混合结构印制板,它具有较低的信号串扰和较低的成本。
This paper describes the hybrid-construction PCB were fabricated by the FR-4 laminate and high performance low-loss prepreg to achieve lower signal crosstalk and permit lower cost .
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本论文以三聚氰胺-甲醛为壁材,正十八烷为芯材,采用原位聚合法制备相变材料微胶囊(microPCMs)。
Phase-Change Materials Microencapsule ( microPCMcs ) was prepared by in-situ polymerization using melamine-formaldehyde resin as the shell and n-Octadecane as the core .
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对于单一芯材(番茄红素)以较优壁材组合对微胶囊生产过程中乳化剂种类,乳化剂HLB值,均质压力,喷雾进风温度等因素进行试验,制得微胶囊包埋率72%。
For single core material ( lycopene ), based on best wall materials , the kind of emulsion , the HLB value of , homogeneity pressure and inlet temperature was studied . The microencapsulation efficiency of final products was 72 % .
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最初的BRB形式是由低屈服材质的芯材和内填混凝土的钢管组成,目前最为流行的BRB为内核芯材截面形式为&和+字形两种,最近还出现了T形截面。
The initial form of BRB is composed of core material of low yield and steel pipe filled with concrete . In present , the core section type of the most popular BRB are ─ and + . Recently , T-shaped cross section appeared .
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结果表明,在包埋温度70℃、包埋时间9h和芯材比为1:1(w/w)的条件下,微胶囊中丁香油包埋率达到41.26%。
The results show that the encapsulating rate of CvO may reach 41.26 % under the conditions of encapsulating temperature of 70 ℃, encapsulating time of 9 h and the ratio of CvO to dried yeast of 1:1 ( w / w ) .
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提出了利用厚度剪切压电效应的压电复合材料(PCMTS)作为夹芯结构芯材的新型驱动方式,分析了PCMTS的驱动原理。
Type piezoelectric composites using thickness shear mode ( PCMTS ) were selected as the cores of the sandwich structure , which can generate the thickness shear deformation and actuate the sandwich structure to give rise to the desired transverse deflection .
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纳米晶薄膜芯材及其应用基础研究
Basic Researches on the Nanocrystalline Magnetci Core Film and Its Application
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腐软芯材旋切动力压辊装置的研究
Study on power press roll device for peeling rotten and soft-core logs
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新型真空绝热板芯材-微孔聚氨酯的研究
Study on the new core of vacuum insulated panel-micro-cellular polyurethane
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红外分析结果显示芯材十二醇被脲醛树脂所包裹。
FT-IR analysis showed that dodecanol was wrapped into the urea-formaldehyde resin .
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本文探讨了以玫瑰-龙涎-檀香复合香精为芯材的壳聚糖纳米胶囊在纺织品上的应用性能。
The application performance of chitosan rose-amber-sandal nano-capsules was discussed in this paper .
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塑料光导纤维芯材聚合物耐热性能研究
Study on the heat resistance of the core polymer of plastic optical fibers