皮芯结构

采用皮芯结构的低熔点纤维，在一定的热压条件下，皮层纤维熔化，纤维间相互粘结，提高纸页的强度。

The paper adopt the hot-melt fibers ( ES fibers ) which is sheath-core structure , at a certain pressure and temperature , the sheath of the fiber was melted and the fibers fused together , so that , the tensile strength of the paper is advanced .

凝固浴条件对湿纺PAN初生纤维截面形状和皮芯结构的影响

Effect of Coagulation Bath Conditions on Cross Section and Skin-Core Structure of PAN Nascent Fibers during Wet-Spinning

SEM和TEM分析表明，初生纤维的皮芯结构会遗传至PAN原丝。

The images of SEM and TEM indicated that the skin-core structure of PAN precursor fibers was inherited from that of nascent fibers .

用红外光谱ATR法研究了涤纶短纤维的皮芯结构，断裂伸长及老化过程。结果表明：纤维表面与内部只有微小差异；

This paper describes the study of skin core structure , break stretch and ageing of PET cut fibre using ATR of infrared spectroscopy .

研究了PAN的组成、立体规整性、结晶结构、取向结构、横截面和表面形态、皮芯结构、孔隙及缺陷等对性能的影响规律；

The influence of the composition of PAN , stereo regularity , crystallization and orientation , profile of cross-section and surface , skin-core structure , pore space and flaws on the properties is also discussed .

芳纶Ⅱ（PPTA）是采用干-湿法液晶纺丝成形的.这种纤维会产生皮芯结构。

PPTA fibre is formed in a dry-wet process of liquid crystal spinning , the fibre so obtained has skin-core structure .

与一般湿法纺丝成纤的结构不同，PVASPF不呈皮芯结构，只有02μm左右的表皮层，应视为全芯层结构。

Different from other wet spinning fibers , the PVA SPF is not skin core structure and about 0 2 μ m thick cuticular layer , so it is clearly all core structure .

研究一种具有皮芯结构的磁性纤维材料。

The multifunction magnetic fiber of skin-core structure material is studied .

湿法纺聚丙烯腈纤维的截面形貌与皮芯结构的研究

Study on the Cross Section Morphology and Skin-core Structure of PAN Fiber in Wet-spinning

网状和皮芯结构对生产高性能碳纤维组织演变的影响

Effect of Net-shaped and Skin-core Structure on the Evolution of Making High Performance Carbon Fibers

预氧化温度对聚丙烯腈纤维皮芯结构形成的影响

Effect of preoxidation temperature on core / shell structure during the preoxidation procession of PAN fibers

熔纺中空纤维皮芯结构的动力学模拟&冷却条件对皮芯差异的影响

The Dynamic Simulation of Skin-Core Texture Formation of Melt Spinning Hollow Fibre-The Influence of Cooling on the Skin-Core Texture

电镜照片显示，复合导电纤维呈现皮芯结构，聚吡咯主要集中在皮层，形成导电通道。

The SEM photos show that the composite fiber presents skin-core structure and polypyrrole concentrates on the skin which forms conducting passage .

高强度碳纤维皮芯结构差异小，高强高模碳纤维皮芯结构差异大。

The skin-core structure difference in strength carbon fiber was small , but large in high strength and high modulus carbon fiber .

皮芯结构是粘胶纤维形态学结构的另一重要情景。

The skin-core structure in the rayon and its oxidizing fibers is another important feature of the morphological structure for the fibers .

结果发现，PP/LCP复合材料经过高温、室温压延后仍存在皮芯结构；

The results showed that after rolling at high and low temperature , skin-core structures also existed in the PP / LCP composite .

其中，先后沉积的方式中得到了明显的皮芯结构，这是获得新颖纳米结构方面的一大成果。

Among them , the one after another way has got obvious core-shell structure , which is a feasible method of getting the novel nanostructure .

提高碳元素的含量，提高结晶度，减少甚至消除皮芯结构，减少孔洞，从微观上提高石墨层的取向和堆迭程度是获得高性能碳纤维的必要条件。

High-performance carbon fibers must have few voids , few score region , and they also have more graphite layers which regularly piled up and highly oriented .

本文着重对皮芯结构的研究来探讨不同工艺条件下，皮层含量的变化对纤维强度和回潮率产生的影响。

This paper , puts stress on the structure in order to study skin content change and , its influence on fibre strength and moisture under different process .

从化学纤维的处理技术和结构理论出发，对皮芯结构及皮层和芯层的不同性能进行了讨论。

Also the differences of the structure and the property between skin and core layers are discussed in detail on the basis of processing technology and structural theory of man & made fibre .

它是采用化学法从蚕蛹中提取纺丝用蛋白质，然后在一定条件下将其与粘胶纺丝原液共混进行纺丝，蛋白质集于纤维表面，制成具有皮芯结构的蛋白质纤维。

It is used the chemical method to extract the protein from the silkworm pupa , and then polyblended with the rayon liquid under certain condition . The protein is accumulated in the surface , which forms the skin-corn structure .

随着原液固含量、凝固浴浓度的增大，或者凝固浴温度的降低，初生纤维皮芯结构减弱，孔隙率逐渐下降，内部结构变得致密。

With the increase of the solid content or the bath concentration , or with the decrease of the bath temperature , the skin-core difference was weakened and the porosity was lowered and the microstructure of the protofibers became compact and uniform .

与传统的干湿法纺丝相比，由未预凝胶化凝胶纺丝制得的初生纤维结构比较致密，孔洞较少，但是两者的皮芯结构差异并无明显区别。

Compared with the fibers produced by dry-wet spinning , the fibers from the not-pre-gelled gel spinning had more compact structure and fewer pores inside the fiber . The skin-core difference between the two types of fibers was , however , not pronounced .

通过研究再生蛋白纤维的成形、结构和染色性能，指出再生蛋白纤维是纤维素和蛋白质混合的一种复合纤维，属于皮芯结构，蛋白质包覆在纤维的外层。

The structure and the dyeing property of the regenerated protein fiber are studied in this article . It points out that the regenerated protein fiber is the compound of the cellulose and protein , and pertains to the skin-core structure that protein enwraps the outside of the fiber .

利用扫描电镜（SEM）观察，发现AN-g-Casein纤维截面形成了皮芯型结构；

Cross section and surface section of AN - g - Casein fiber were observed by SEM . Skin and core layers are formed in the cross section of the fiber .

聚丙烯腈初生纤维凝固过程中皮·芯结构的研究

Study on ' skin-core ' structure of PAN-Based Carbon Fiber Precursor during coagulation

另外采用显微摄影法证明了该导电复合纤维是皮芯层结构。

The skin-core structure of the conductive fiber was proved by the optical microscope .

用傅立叶红外光谱仪测试方法分析了不同反应条件得到的聚苯胺结构的不同，显微摄影法确认了导电纤维是皮芯层结构。

The different structures of polyaniline obtained under the different reactive conditions are measured by means of infrared spectrum method and the skin-core structure of the coated fiber is proved by the optical microscope .

纤维呈圆形截面，无皮芯层，结构均匀，具有良好的力学性能和宽的水溶温度范围。

The fiber showed circular section , homogeneous structure without sheath and core , splendid mechanical properties and wide water solution temperature range .

本文主要研究了PTT、PET组分配比，纺丝工艺、后拉伸工艺及热处理对大直径PTT/PET皮芯型复合单丝结构及性能影响。

The effect of bicomponent disposition , spinning process conditions , draw process and heat treatment on the structure and properties of the obtained composite monofilament were studied .