摘要：【中文】本发明涉及一种全固态电池用负极板及其制备方法和用途，所述负极板中包含锂材料层和金属集流体骨架层，所述金属集流体骨架层的内部间隙镶嵌有弹性材料，所述锂材料层与所述金属集流体骨架层之间含有结合层，本发明所述负极板采用上述结构，第一方面，其能保持负极片不同位置所受应力平衡，从而解决固态电池在充放电过程中负极锂片表面不均匀沉积和溶解引起的局部应力过高的问题；第二方面，所述负极片中内部间隙镶嵌有弹性材料的金属集流体骨架层的不同位置能产生大小不一的形变，从而具有不同的回弹力，有利于保持负极锂片与固态电解质界面接触的均匀性；第三方面，其能增加弹性缓冲作用，从而防止固态电解质受到冲击破碎。 【EN】The invention relates to a negative plate for an all-solid-state battery and a preparation method and application thereof, wherein the negative plate comprises a lithium material layer and a metal current collector framework layer, an elastic material is embedded in the gap inside the metal current collector framework layer, and a bonding layer is arranged between the lithium material layer and the metal current collector framework layer; in the second aspect, different positions of the metal current collector framework layer with the elastic material embedded in the internal gap of the negative plate can generate different-size deformation, so that different resilience forces are provided, and the uniformity of the contact between the negative lithium plate and the solid electrolyte interface is favorably maintained; in a third aspect, it is possible to increase the elastic buffer action, thereby preventing the solid electrolyte from being crushed by impact.

摘要：【中文】本发明公开了一种表面掺杂全固态电解质膜、其制备方法和用途。所述方法包括：在含有气态掺杂源的反应体系中，采用激光辐照在全固态电解质片上，扫描，得到表面掺杂全固态电解质膜。本发明所述表面掺杂全固态电解质膜的制备方法与目前常用的固态混料热处理掺杂方式相比，固态电解质膜的掺杂的均匀性大大提高，晶格掺杂量的控制更精确；而且能够精准地实现膜材料表层的掺杂，改善膜材料界面性质的同时不影响膜内材料的结构和性能；制备得到的固态电解质膜对固态锂电池界面处空间电荷层具有较好的抑制效果。 【EN】The invention discloses a surface-doped all-solid electrolyte membrane, a preparation method and application thereof. The method comprises the following steps: in a reaction system containing a gaseous doping source, laser is irradiated on an all-solid electrolyte sheet and scanned to obtain a surface-doped all-solid electrolyte membrane. Compared with the conventional solid mixed material heat treatment doping mode, the preparation method of the surface-doped all-solid electrolyte membrane has the advantages that the doping uniformity of the solid electrolyte membrane is greatly improved, and the control of the lattice doping amount is more accurate; the doping of the surface layer of the membrane material can be accurately realized, the interface property of the membrane material is improved, and the structure and the performance of the material in the membrane are not influenced; the prepared solid electrolyte membrane has a good inhibition effect on the space charge layer at the interface of the solid lithium battery.

摘要：【中文】本发明涉及一种合成生物基聚碳酸酯的离子液体催化剂及合成生物基聚碳酸酯的方法。所述离子液体催化剂的阴离子为氨基酸类阴离子，所述离子液体催化剂的阳离子为季铵类阳离子、季膦类阳离子、咪唑类阳离子、吡啶类阳离子或哌啶类阳离子中的任意一种。本发明所述的氨基酸类离子液体催化剂具有绿色环保、可生物降解，低残留的优点；而且本发明所述催化剂的催化性能优异，与传统的碱金属盐、碱土金属盐或季铵、季膦盐等催化剂相比，离子液体与异山梨醇的形成分子间氢键可以打破异山梨醇的内羟基形成的分子内氢键，活化后的异山梨醇的内羟基/外羟基<1，从而合成了热稳定性好(T_g＝174℃)高分子量的生物基聚碳酸酯。 【EN】The invention relates to an ionic liquid catalyst for synthesizing bio-based polycarbonate and a method for synthesizing the bio-based polycarbonate. The anion of the ionic liquid catalyst is amino acid anion, and the cation of the ionic liquid catalyst is any one of quaternary ammonium cation, quaternary phosphine cation, imidazole cation, pyridine cation or piperidine cation. The amino acid ionic liquid catalyst has the advantages of environmental protection, biodegradability and low residue; compared with traditional catalysts such as alkali metal salt, alkaline earth metal salt or quaternary ammonium, quaternary phosphonium salt and the like, intermolecular hydrogen bonds formed by the ionic liquid and the isosorbide can break intramolecular hydrogen bonds formed by the internal hydroxyl of the isosorbide, and the activated internal hydroxyl/external hydroxyl of the isosorbide<1, thereby synthesizing (T) with good thermal stability_g174 c) high molecular weight bio-based polycarbonate.

摘要：【中文】本发明提供了一种正极材料及其制备方法和用途，所述正极材料包括复合碳材料、纳米钛氧化物和FeF₃(H₂O)_0.33，所述复合碳材料和钛氧化物包覆在FeF₃(H₂O)_0.33的表面，所述复合碳材料为氮、磷、硫和氯共掺杂的复合碳材料。所述方法包括：1)将氮、磷、硫和氯共掺杂的复合碳材料和FeF₃(H₂O)_0.33分散在纳米钛氧化物溶胶中，超声，然后进行喷雾干燥，获得正极材料前驱体；2)微波处理，得到正极材料。本发明所提供的正极材料具有良好的导电性和放电比容量，将所述的新型正极材料组装成锂离子电池后，在1C倍率下其放电比容量大于215mAh/g，循环50次后容量保持率≥95％具有广阔的应用前景。 【EN】The invention provides a positive electrode material, a preparation method and application thereof, wherein the positive electrode material comprises a composite carbon material, nano titanium oxide and FeF₃(H₂O)_0.33The composite carbon material and the titanium oxide are coated on FeF₃(H₂O)_0.33The composite carbon material is a nitrogen, phosphorus, sulfur and chlorine co-doped composite carbon material. The method comprises the following steps: 1) nitrogen, phosphorus, sulfur and chlorine co-doped composite carbon material and FeF₃(H₂O)_0.33Dispersing in nano titanium oxide sol, performing ultrasonic treatment, and performing spray drying to obtain a precursor of the positive electrode material; 2) and (5) performing microwave treatment to obtain the cathode material. The positive electrode material provided by the inventionThe novel positive electrode material has good conductivity and discharge specific capacity, and after the novel positive electrode material is assembled into a lithium ion battery, the discharge specific capacity is more than 215mAh/g under the multiplying power of 1C, and the capacity retention rate is more than or equal to 95% after 50 cycles, so that the novel positive electrode material has a wide application prospect.

摘要：【中文】本发明公开了一种全固态电池复合结构、其制备方法和用途。所述全固态电池复合结构包括正极材料层和依次设置于所述正极活性材料层表面的氟化铝过渡层和固态电解质层。针对现有技术中氧化物电解质难成型、致密度难提升、导率低，且高温成型过程中，正极材料与氧化物固态电解质界面化学反应的问题。本发明所述全固态电池结构提高了离子电导率和材料的稳定性，而且可以有效促进界面的烧结，提升界面结合力，降低材料孔隙率，提高正极片和固态电解质的致密度，能够很好的解决正极片和电解质层之间发生不良反应的问题。 【EN】The invention discloses an all-solid-state battery composite structure, a preparation method and application thereof. The all-solid-state battery composite structure comprises a positive electrode material layer, and an aluminum fluoride transition layer and a solid electrolyte layer which are sequentially arranged on the surface of the positive electrode active material layer. The method aims to solve the problems that in the prior art, an oxide electrolyte is difficult to form, the density is difficult to improve, the conductivity is low, and in the high-temperature forming process, a positive electrode material and an oxide solid electrolyte interface are subjected to chemical reaction. The all-solid-state battery structure provided by the invention improves the ionic conductivity and the material stability, can effectively promote the sintering of the interface, improve the interface bonding force, reduce the material porosity, improve the density of the positive plate and the solid electrolyte, and can well solve the problem of adverse reaction between the positive plate and the electrolyte layer.

摘要：【中文】本发明涉及一种用于催化合成聚碳酸酯的复合催化剂及催化合成聚碳酸酯的方法。所述复合催化剂包括纳米催化剂和氨基酸类离子液体催化剂，用于合成聚碳酸酯的酯交换反应阶段和缩聚反应阶段，所述纳米催化剂为氧化物和/或氢氧化物。本发明所选用的复合催化剂具有催化性能优异，热稳定性好，低残留等优点，成功克服了传统合成的聚碳酸酯问题；有效抑制了fries重排反应，减少了副反应的发生，从而合成了高品质的聚碳酸酯，满足聚碳酸酯在高端产品上的应用；而且合成过程绿色环保，不含光气等剧毒原料产品。 【EN】The invention relates to a composite catalyst for catalytically synthesizing polycarbonate and a method for catalytically synthesizing polycarbonate. The composite catalyst comprises a nano catalyst and an amino acid ionic liquid catalyst, and is used for an ester exchange reaction stage and a polycondensation reaction stage for synthesizing polycarbonate, wherein the nano catalyst is an oxide and/or a hydroxide. The composite catalyst selected by the invention has the advantages of excellent catalytic performance, good thermal stability, low residue and the like, and successfully solves the problem of polycarbonate synthesized by the traditional method; fries rearrangement reaction is effectively inhibited, and side reaction is reduced, so that high-quality polycarbonate is synthesized, and the application of the polycarbonate in high-end products is met; and the synthetic process is green and environment-friendly, and does not contain highly toxic raw material products such as phosgene and the like.

摘要：【中文】本发明涉及一种硅基负极材料及其制备方法和用途，所述硅基负极材料包括硅基内核和包覆在其表面的外壳，所述外壳包括由氮掺杂的石墨烯、氮掺杂的含氢的锂钛氧化合物和氮掺杂的六方相氧化钨的复合物组成的第一包覆物和由介孔碳层组成的第二包覆物，其制备方法包括以下步骤：(1)将硅基材料、第一包覆物分散在溶剂中，得到分散液，之后经喷雾干燥，得到内核材料；(2)将三嵌段共聚物、氨基醇和步骤(1)中的内核材料分散在溶剂中，得到分散液；(3)将步骤(3)的分散液中加入多巴胺，进行聚合反应，之后在惰性气氛下碳化得到所述硅基负极材料；本发明所述硅基负极材料的结构和循环稳定性明显改善，硅基负极材料的循环性能也明显提高。 【EN】The invention relates to a silicon-based negative electrode material and a preparation method and application thereof, wherein the silicon-based negative electrode material comprises a silicon-based inner core and a shell coated on the surface of the silicon-based inner core, wherein the shell comprises a first coating formed by a compound of nitrogen-doped graphene, a nitrogen-doped hydrogen-containing lithiumtitanyl compound and nitrogen-doped hexagonal tungsten oxide and a second coating formed by a mesoporous carbon layer, and the preparation method comprises the following steps: (1) dispersing the silicon-based material and the first coating in a solvent to obtain a dispersion liquid, and then performing spray drying to obtain a core material; (2) dispersing the triblock copolymer, the amino alcohol and the core material in the step (1) in a solvent to obtain a dispersion liquid; (3) adding dopamine into the dispersion liquid obtained in the step (3), carrying out polymerization reaction, and then carbonizing in an inert atmosphere to obtain the silicon-based negative electrode material; the structure and the cycling stability of the silicon-based negative electrode material are obviously improved, and the cycling performance of the silicon-based negative electrode material is also obviously improved.

摘要：【中文】本发明涉及用一种非金属胆碱类离子液体催化醇解聚对苯二甲酸乙二醇酯(PET)的方法。其特征在于以不含金属且生物可降解的胆碱类离子液体作为催化剂，阳离子为胆碱阳离子，阴离子为[HCOO]^‑、[CH₃COO]^‑、[C₂H₅COO]^‑、[C₃H₇COO]^‑等有机酸根离子。反应过程中以40～60目的PET颗粒为原料，乙二醇为溶剂，在原料与溶剂质量比为1:4，催化剂用量为PET质量的2.5％～15％，反应温度为145℃～190℃，常压，反应时间为30min～4h的条件下，催化醇解PET颗粒为对苯二甲酸乙二醇酯(BHET)。该方法具有成本低廉、PET转化率高、目标产物选择性高、反应条件温和、可循环利用、反应过程绿色无污染等优点。 【EN】The invention relates to a method for catalyzing and alcoholysis of polyethylene terephthalate (PET) by using a non-metal choline ionic liquid. It is characterized in that the method takes a biodegradable choline ionic liquid without metal as a catalyst, the cation is choline cation, and the anion is [ HCOO]^‑、[CH₃COO]^‑、[C₂H₅COO]^‑、[C₃H₇COO]^‑And organic acid radical ions. In the reaction process, PET particles of 40-60 meshes are used as a raw material, ethylene glycol is used as a solvent, and the catalytic alcoholysis of the PET particles is performed under the conditions that the mass ratio of the raw material to the solvent is 1:4, the dosage of the catalyst is 2.5-15% of the mass of the PET, the reaction temperature is 145-190 ℃, the reaction temperature is normal pressure, and the reaction time is 30 min-4 h. The method has the advantages of low cost, high PET conversion rate, high target product selectivity, mild reaction conditions and recyclabilityThe utilization and reaction process is green and pollution-free.

摘要：【中文】本发明涉及一种催化制备聚碳酸酯的方法，所述方法以碳酸二酯和二羟基化合物为原料，在含氮有机化合物或含氮有机化合物和纤维素的复合物的催化作用下进行酯交换反应，缩聚生成聚碳酸酯；本发明所述方法采用上述催化剂，其具有催化活性高、选择性好，不影响聚碳酸酯的品质的优势，且所述方法制备得到的聚碳酸酯的分子量大，玻璃化转变温度高。本发明所述方法的原料选择范围广，催化剂用量少，反应条件温和，且反应过程不会造成环境污染，产物不含有毒物质，是一种高效、绿色环保的低成本聚碳酸酯制备工艺。 【EN】The invention relates to a method for preparing polycarbonate by catalysis, which takes carbonic acid diester and dihydroxy compound as raw materials, and carries out ester exchange reaction under the catalysis of nitrogen-containing organic compound or compound of nitrogen-containing organic compound and cellulose, and the polycarbonate is generated by polycondensation; the method of the invention adopts the catalyst, which has the advantages of high catalytic activity, good selectivity and no influence on the quality of the polycarbonate, and the polycarbonate prepared by the method has large molecular weight and high glass transition temperature. The method has the advantages of wide raw material selection range, small catalyst dosage, mild reaction conditions, no environmental pollution in the reaction process, and no toxic substances in the product, and is an efficient, green and environment-friendly low-cost polycarbonate preparation process.

摘要：【中文】本发明提供了一种电子级四甲基氢氧化铵的检测系统，所述电子级四甲基氢氧化铵的检测系统包括进样单元、检测单元与控制单元；所述检测单元与进样单元连接，在控制单元的控制下检测样品的色度、TMAH与CO₃^‑浓度、Cl^‑浓度、甲醇浓度、杂质离子浓度以及颗粒数；所述电子级四甲基氢氧化铵的检测系统操作简单，能够快速对电子级四甲基氢氧化铵产品中的各项参数进行测定，提高了电子级四甲基氢氧化铵产品的检测效率。 【EN】The invention provides a detection system of electronic-grade tetramethylammonium hydroxide, which comprises a sample introduction unit, a detection unit and a control unit; the detection unit is connected with the sample introduction unit and is controlled by the control unitThe chroma, TMAH and CO of the detection sample are prepared₃^‑Concentration, Cl^‑Concentration, methanol concentration, impurity ion concentration, and particle count; the detection system for the electronic-grade tetramethylammonium hydroxide is simple to operate, can quickly detect various parameters in the electronic-grade tetramethylammonium hydroxide product, and improves the detection efficiency of the electronic-grade tetramethylammonium hydroxide product.