摘要：【中文】本发明涉及一种透明光敏聚酰亚胺树脂、聚酰亚胺薄膜及其制备方法。所述聚酰亚胺树脂，具有如式(I)或式(II)所示结构：该聚酰亚胺树脂及薄膜具有光敏性，可在紫外线的照射下变色，具有直观可视化观测光致改性区域的特点；具有可溶性，可实现其回收利用；为无色透明状，且具有较好的柔性，可用于制备柔性电子设备的电路板；可进行表面图案金属化，并回收其上的镀层中的金属。 【EN】The invention relates to a transparent photosensitive polyimide resin, a polyimide film and a preparation method thereof. The polyimide resin has a structure shown in a formula (I) or a formula (II): the polyimide resin and the film have photosensitivity, can change color under the irradiation of ultraviolet rays, and have the characteristic of visually observing a photoinduced modification area; the product is soluble, and can be recycled; the transparent conductive film is colorless and transparent, has better flexibility, and can be used for preparing a circuit board of flexible electronic equipment; surface pattern metallization may be performed and the metal in the plating thereon recovered.

摘要：【中文】本发明涉及一种多孔聚酰亚胺薄膜及其制备方法、锂离子电池。多孔聚酰亚胺薄膜的制备方法包括如下步骤：将二酐和二胺在极性溶剂中进行缩聚反应，反应完成后，加入成孔剂，混匀，得到聚酰胺酸铸膜液；将所述聚酰胺酸铸膜液涂布在表面光滑的基板上，然后浸没在凝固浴中进行相转化反应，得到聚酰胺酸凝固膜；将所述聚酰胺酸凝固膜经干燥处理后，置于亚胺化试剂的蒸汽中进行亚胺化处理，得到多孔聚酰亚胺薄膜；其中，所述亚胺化试剂为乙酸酐和吡啶的混合物，所述亚胺化处理的蒸汽温度为70℃～80℃，所述亚胺化处理的时间为4h～6h。采用上述方法制备得到的多孔聚酰亚胺薄膜表面光滑平整、无裂纹，机械性能好、孔隙率高，能够提高锂电池的安全性能。 【EN】The invention relates to a porous polyimide film, a preparation method thereof and a lithium ion battery. The preparation method of the porous polyimide film comprises the following steps: performing polycondensation reaction on dianhydride and diamine in a polar solvent, adding a pore-forming agent after the reaction is finished, and uniformly mixing to obtain a polyamide acid membrane casting solution; coating the polyamic acid casting solution on a substrate with a smooth surface, and then immersing the substrate in a coagulating bath for phase conversion reaction to obtain a polyamic acid coagulating film; drying the polyamic acid solidified membrane, and then putting the polyamic acid solidified membrane into steam of an imidization reagent for imidization treatment to obtain a porous polyimide film; wherein the imidization reagent is a mixture of acetic anhydride and pyridine, the steam temperature of the imidization treatment is 70-80 ℃, and the time of the imidization treatment is 4-6 h. The porous polyimide film prepared by the method has smooth and flat surface, no crack, good mechanical property and high porosity, and can improve the safety performance of a lithium battery.

摘要：【中文】上述一种应用于一体化皮基站的侦听电路及装置，包括收发组件、处理组件以及至少两个子侦听模组，每个子侦听模组用于接收并侦听不同预设频段的射频信号，每个子侦听模组均包括天线组件、射频开关组件、第一滤波组件、低噪放大组件以及第二滤波组件，通过与皮基站进行通信连接，并根据接收到的射频信号的实时频率，与预设频段进行比对后导通对应的侦听回路，接着对射频信号进行信号处理后，发送给处理组件以对射频信号进行解析后获取ECGI信息并进行检测。由此实现了对射频信号进行侦听的效果，利用射频开关组件实现不增加侦听电路的专用天线，并且采用的收发组件均支持多通道接收，不需要额外增加接收器，降低设计成本。 【EN】The utility model provides an above-mentioned interception circuit and device for integration leather base station, including receiving and dispatching subassembly, processing module and two at least sub-interception modules, every sub-interception module is used for receiving and listens the radio frequency signal of different preset frequency channels, every sub-interception module all includes the antenna module, the radio frequency switch subassembly, first filtering component, low noise amplification subassembly and second filtering component, through carrying out communication connection with the leather base station, and according to received radio frequency signal's real-time frequency, switch on the interception return circuit that corresponds after comparing with preset frequency channel, after carrying out signal processing to radio frequency signal, send for processing module in order to obtain ECGI information and detect after radio frequency signal analyzes. Therefore, the effect of monitoring the radio frequency signals is achieved, the special antenna without the monitoring circuit is achieved by the radio frequency switch assembly, the adopted receiving and transmitting assemblies support multi-channel receiving, a receiver does not need to be additionally arranged, and the design cost is reduced.

摘要：【中文】公开了催化剂及其在2,3,6‑三氯吡啶加氢脱氯中的用途。所述催化剂具有通式：αM‑βN/Z，其中，M是选自Ni、Pd、Ir、Rh、Pt或其两种或更多种的混合物的金属元素；N是选自Cu、Co、Fe或其两种或三种的混合物的金属；Z是选自MgO、TiO₂、活性炭、硅藻土、ZSM‑5分子筛或其两种或更多种的载体；α是以催化剂的总重量计，金属元素M的百分含量，为0.1‑10wt％；β是以催化剂的总重量计，金属元素N的百分含量，为0.2‑3％。 【EN】A catalyst for hydrodechlorination of 2,3, 6-trichloropyridine is disclosed, said catalyst has general formula α M- β N/Z, wherein M is a metal element selected from Ni, Pd, Ir, Rh, Pt or their mixture, N is a metal selected from Cu, Co, Fe or their mixture, Z is MgO, TiO, or their mixture₂α percent of metal element M accounting for 0.1 to 10 weight percent of the total weight of the catalyst, β percent of metal element N accounting for 0.2 to 3 percent of the total weight of the catalyst.

摘要：【中文】本发公开了一种电磁屏蔽高导热尼龙复合材料，通过本发明制得的电磁屏蔽高导热尼龙复合材料能够同时满足可注塑成型、力学性能好、热变形温度高、能有效屏蔽电磁干扰及传导电池工作产生的热量等性能要求，且其屏蔽高频电磁波、电磁屏蔽效果好，力学、阻燃、导热等性能优异，复合材料密度低，使用寿命长，制作成本低，应用范围广泛，可用于新能源汽车电池箱体。本发明提出了一种电磁屏蔽高导热尼龙复合材料的制备方法，该方法操作简单，可大批量、高效率的生产，市场应用前景广泛。 【EN】The invention discloses an electromagnetic shielding high-thermal-conductivity nylon composite material, which can simultaneously meet the performance requirements of injection molding, good mechanical property, high thermal deformation temperature, effective electromagnetic interference shielding, heat conduction generated by battery work and the like, has the advantages of high-frequency electromagnetic wave shielding, good electromagnetic shielding effect, excellent mechanical, flame retardant, thermal conductivity and the like, low density, long service life, low manufacturing cost and wide application range, and can be used for new energy automobile battery boxes. The invention provides a preparation method of an electromagnetic shielding high-thermal-conductivity nylon composite material, which is simple to operate, can be produced in a large scale and at high efficiency, and has a wide market application prospect.

摘要：【中文】本发公开了一种锂电池正极复合材料，通过优化锂电池正极复合材料的组分、用量及锂电池正极复合材料的制备方法等，有效提高了锂电池正极复合材料提高了电池的循环性能，使电池寿命增加20％以上。本发明的正极材料应用于锂电池后，可广泛应用于手机、电脑、可移动电源、不可间断电源等供电设备及新能源汽车、潜艇、航天器、飞行器等在特殊环境下工作的设备。本发明还提出了一种锂电池正极复合材料的制备方法，该方法操作简单，可大批量、高效率的生产，市场应用前景广泛。 【EN】The invention discloses a lithium battery positive electrode composite material, which effectively improves the cycle performance of a lithium battery positive electrode composite material and prolongs the service life of the battery by more than 20% by optimizing the components and the using amount of the lithium battery positive electrode composite material, the preparation method of the lithium battery positive electrode composite material and the like. After the anode material is applied to the lithium battery, the anode material can be widely applied to power supply equipment such as mobile phones, computers, mobile power supplies, uninterruptible power supplies and the like and equipment of new energy automobiles, submarines, spacecrafts, aircrafts and the like which work in special environments. The invention also provides a preparation method of the lithium battery positive electrode composite material, which is simple to operate, can be produced in a large scale and at high efficiency, and has wide market application prospect.

摘要：【中文】本发明公开了一种基于光散射的晶圆表面颗粒缺陷的散射场计算方法，首先利用平行光照射，与晶圆片上颗粒直接作用的入射光记为A，与晶圆片上光滑表面作用的入射光记为B；A与颗粒作用产生散射光，一部分向下散射继续与超光滑表面作用的散射光记为D，一部分向上散射被探测器收集到的散射光记为C；B与光滑表面作用产生的散射光，通过窗函数筛选出继续与颗粒作用的散射光记为E，未被中筛选出的散射光被探测器收集记为F；最后叠加得到的六种散射场来获得颗粒缺陷下的散射场。本发明解决了纳米级颗粒缺陷无法识别的问题，并且通过得到的颗粒缺陷产生的散射场信息，如偏振，光强等，提高了颗粒缺陷检测的识别率和芯片的良率。 【EN】The invention discloses a scattered field calculation method of wafer surface particle defects based on light scattering, which comprises the steps of firstly, utilizing parallel light irradiation, recording incident light directly acting with particles on a wafer as A, and recording incident light acting with a smooth surface on the wafer as B; a and particles act to generate scattered light, a part of the scattered light which is scattered downwards and continues to act with the super-smooth surface is marked as D, and a part of the scattered light which is scattered upwards and is collected by a detector is marked as C; b, screening the scattered light generated by the action of the particles on the smooth surface through a window function, and recording the scattered light which is not screened as F by a detector; and finally, superposing the obtained six scattered fields to obtain the scattered field under the particle defect. The invention solves the problem that the nanometer particle defects can not be identified, and improves the identification rate of particle defect detection and the yield of chips through the obtained scattered field information generated by the particle defects, such as polarization, light intensity and the like.

摘要：【中文】本发明公开了一种低耦合微带馈电超宽带陷波天线结构，第一类U形寄生带下部边缘与第二类U形寄生带上部边缘的间距为3.5mm；第三类U形寄生带下部边缘与第四类U形寄生带上部边缘间距为0.9mm；第一类U形寄生带连接臂长度为6.1mm；第二类U形寄生带连接臂长度为6.5mm；第三类U形寄生带连接臂长度为6.5mm；第四类U形寄生带连接臂长度为6.6mm以解决现有技术的陷波天线的各陷波结构间会存在强烈耦合的问题。 【EN】The invention discloses a low-coupling microstrip feed ultra-wideband trapped wave antenna structure, wherein the distance between the lower edge of a first U-shaped parasitic band and the upper edge of a second U-shaped parasitic band is 3.5 mm; the distance between the lower edge of the third U-shaped parasitic band and the upper edge of the fourth U-shaped parasitic band is 0.9 mm; the length of the first U-shaped parasitic band connecting arm is 6.1 mm; the length of the connecting arm of the second U-shaped parasitic belt is 6.5 mm; the length of the connecting arm of the third U-shaped parasitic belt is 6.5 mm; the length of the connecting arm of the parasitic band of the fourth type is 6.6mm so as to solve the problem that strong coupling exists among the notch structures of the notch antenna in the prior art.

摘要：【中文】本发明公开了一种开环槽相互嵌套加类U形槽的七陷波微带天线结构，第一弧形开环谐振器与第二弧形开环谐振器的形状不同，第二弧形开环谐振器与第三弧形开环谐振器形状不同；第一类U形寄生带与第二类U形寄生带的间距为0.9mm；第三类U形寄生带与第四类U形寄生带间距为1mm；微带馈线两侧的类U形寄生带与微带馈线的间距不相同；第一类U形寄生带连接臂长度为6.1mm；第二类U形寄生带连接臂长度为6.6mm；第三类U形寄生带连接臂长度为6.5mm；第四类U形寄生带连接臂长度为6.5mm。以解决现有技术一是现有技术中并没有能够实现7陷波的陷波天线；二是现有的陷波天线的各陷波结构间存在强烈耦合的问题。 【EN】The invention discloses a seven-notch microstrip antenna structure with U-shaped grooves embedded in open-loop grooves, wherein a first arc-shaped open-loop resonator and a second arc-shaped open-loop resonator have different shapes, and the second arc-shaped open-loop resonator and a third arc-shaped open-loop resonator have different shapes; the distance between the first U-shaped parasitic strip and the second U-shaped parasitic strip is 0.9 mm; the distance between the third U-shaped parasitic strip and the fourth U-shaped parasitic strip is 1 mm; the distances between the U-shaped parasitic bands at the two sides of the microstrip feeder line and the microstrip feeder line are different; the length of the first U-shaped parasitic band connecting arm is 6.1 mm; the length of the connecting arm of the second U-shaped parasitic belt is 6.6 mm; the length of the connecting arm of the third U-shaped parasitic belt is 6.5 mm; the length of the connecting arm of the fourth type of U-shaped parasitic band is 6.5 mm. The trap antenna aims to solve the problems that no 7 trap antenna can be realized in the prior art; secondly, the problem of strong coupling exists among all trapped wave structures of the existing trapped wave antenna.

摘要：【中文】本发明公开了一种抗振型晶体振荡器，采用基于数字电路的闭环式补偿构架，来实现晶体振荡器的高精度补偿。首先采用功分器将加速度补偿晶体振荡器输出信号分成两路，其中一路输出，一路送入相位检测器提取相位信号，并由模数转换器转换为二进制编码形式的相位值，送入微处理器中，通过事先存入的相位值‑补偿电压值二进制编码表，查表得到所需补偿电压值的二进制编码，然后由数模转换器将补偿电压值的二进制编码转换为所需补偿电压，输入到压控晶体振荡器的电压控制端，使振荡器输出相位稳定的信号，最终实现加速度补偿，从而克服了现有加速度补偿晶体振荡器中由于传感器采集加速度与谐振晶片实时加速度不一致且不同步带来的相位误差问题。 【EN】The invention discloses an anti-vibration crystal oscillator, which adopts a closed-loop compensation framework based on a digital circuit to realize high-precision compensation of the crystal oscillator. Firstly, a power divider is adopted to divide an output signal of an acceleration compensation crystal oscillator into two paths, wherein one path is output, the other path is sent to a phase detector to extract a phase signal, the phase signal is converted into a phase value in a binary coding form by an analog-to-digital converter and sent to a microprocessor, a binary code of a required compensation voltage value is obtained by table lookup through a phase value-compensation voltage value binary coding table stored in advance, then the binary code of the compensation voltage value is converted into the required compensation voltage by the digital-to-analog converter and input to a voltage control end of a voltage control crystal oscillator, so that the oscillator outputs a signal with stable phase, and finally acceleration compensation is realized, and the problem of phase error caused by inconsistency between acceleration acquired by a sensor and real-time acceleration of a resonant wafer in the conventional acceleration compensation crystal oscillator is solved.