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National Advanced Functional Fiber Innovation Center Unveiled At The 6Th China Advanced Materials Industry Expo 2021

2021/10/14 12:34:00 0

Fibre


   A new round of industrial revolution has swept the world, and industrial division of labor is surging. In the new era, China's fiber material manufacturing industry is realizing key changes with the help of effective innovation and transformation and upgrading. For this reason, the national advanced functional fiber innovation center should shoulder the historical mission, gather innovative resources to the greatest extent, aim at new principles, new processes and new technologies, make up for weaknesses, forge long chains, carry out research and development of common key and competitive cutting-edge technologies, and form a collaborative innovation mechanism of industry, University, research and application, so as to enhance the innovation competitiveness of the industry and endow new fiber materials with high added value, To create a new industrial value chain and ecological chain, accelerate the integration of innovation chain and industrial chain, promote the expansion and upgrading of fiber material application scenarios, promote the joint collaborative innovation of multi-level and multi factor, and jointly promote the update and development of high-end equipment.

   From October 11 to 13, 2021, the Sixth China Advanced Materials Industry Expo and the new materials for military and civil use conference was held in Qingdao World Expo City. As a supporting unit, the national advanced functional fiber innovation center was invited to participate in the Expo to show the latest progress of advanced functional fiber materials. It set up a booth at T46 booth of S2 Hall of Qingdao World Expo City, and set up six exhibition areas to display the latest research and development achievements.

   With the theme of "advanced materials leading the development of high-end equipment industry", the exhibition covers an area of over 30000 square meters, focusing on the new technologies, new processes and new solutions applied in domestic high-end equipment field, and is committed to building a material docking and exchange platform for China's high-end equipment manufacturing industry, gathering aerospace, aviation, rail transit, marine engineering, nuclear power, weapons, ships, chemical industry, etc Professional associations, colleges and universities, high-end equipment and materials demand units and advanced materials related enterprises in the fields of electronics and automobile will conduct technical exchanges and product docking, and discuss the latest development trend of high-end equipment related materials.

   It is reported that this Expo is under the guidance of the State Administration of science, technology and industry for national defense and the National Advisory Committee of experts on the development of new materials industry, and sponsored by the China Association of peaceful use of military industry, China Textile Industry Federation, Wuhan University of technology and the all China Federation of science and technology equipment industry chamber of Commerce, and has been strongly supported by the national advanced functional fiber innovation center.

   On October 11 and the opening day of the Expo, a delegation led by Gan Yong, academician of the Chinese Academy of engineering and Zhu Meifang, academician of the Chinese Academy of Sciences, visited the booth of the national advanced functional fiber innovation center. Wang Yuping, director of the national advanced functional fiber innovation center, introduced the exhibition situation and innovation achievements in detail.

   Six exhibition areas,

   Highlight the collaborative innovation mechanism of "industry university research application"

   The innovation of fiber materials plays a leading role in the transformation of the upstream and downstream of the industrial chain. In recent years, the national advanced functional fiber innovation center has actively played its own advantages, integrated the resources of leading enterprises in the industry, tackled difficulties in high-tech fiber materials, and actively brought into play the characteristics of the existing industry, forming a number of new safety protection fiber materials with better performance, more functionality and higher stability than traditional materials New ecology will be created in the R & D field of protective fibers and products such as radiation protection, stab prevention and cutting prevention.

   In this Expo, the national advanced functional fiber innovation center set up six exhibition areas, including lightweight materials, emergency support, safety protection, ecological function, detection and evaluation, and innovation exhibition area, to display the latest research and development achievements.

   Representative products such as carbon fiber, ultra high molecular weight polyethylene fiber (UHMWPE) and aramid honeycomb composite materials were displayed in the lightweight materials exhibition area. Among them, UHMWPE has the advantages of light weight, good impact resistance, wear resistance, low temperature resistance and chemical corrosion resistance. It is widely used in aerospace, navigation, electronics, weapons, shipbuilding, building materials, sports, medical and other fields. It is the main material for making bulletproof vests.

   The emergency support exhibition area displays the representative products of emergency biological protection fiber, emergency chemical protection fiber and emergency nuclear protection fiber. Among them, the emergency chemical protection fiber has excellent tensile strength, tear strength, chemical resistance, light resistance and dimensional stability. The product structure is compact, and has strong anti permeability ability to dust, bacteria and harmful chemical substances, and has high permeability and moisture permeability. It is mainly used to protect human body from various toxic substances; Emergency nuclear protection fiber is a kind of special radiation protection material, which can meet the radiation protection of nuclear power, radiation medicine, avionics, radiation processing and other nuclear technology application fields.

   The safety protection exhibition area displays para aramid, polysulfonamide, polyimide fiber, PA66, etc. According to reports, para aramid fiber has the advantages of low relative density, high strength, high modulus, high temperature resistance, friction resistance and good chemical stability, which is widely used in high-end fields such as tires, optical cables, bulletproof, high-speed rail, aerospace and other high-end fields; Polyimide fiber has excellent flame retardant performance, high and low temperature resistance, heat insulation and heat preservation. It can be used as high temperature dust filter material, electrical insulation material, various kinds of high temperature resistant flame retardant protective clothing, parachute, honeycomb structure and heat sealing material, composite material reinforcing agent and radiation resistant material.

   The ecological function exhibition area displays chitosan fiber, pa56 fiber, etc. Among them, chitosan fiber has good biocompatibility and antibacterial effect, can prevent wound infection, has the function of hemostasis and promote healing. It is widely used to make medical dressings such as non-woven cloth, gauze, bandage, etc., and can be used to make underwear, socks, pajamas, gauze, bandage and other medical dressings.

   The inspection and evaluation exhibition area focuses on the introduction of the national public service platform for carbon fiber composite testing and the national textile and fiber testing center.

   The innovation exhibition area focuses on the latest technologies and achievements in camouflage, radiation shielding, high-efficiency energy absorption and shock resistance, intelligence, biomedicine, advanced equipment, etc.

   Diversified products,

   Show the new development of high-end equipment research and development

   Advanced functional fiber is the main component of strategic emerging industry, and also an important field of global material science and technology innovation and development. For a long time, the national advanced functional fiber innovation center has been actively carrying out research and development of common key and competitive frontier technologies, implementing transfer diffusion and first commercialization, actively strengthening industrial planning and promoting technological innovation, so as to make new fiber materials develop towards higher performance, multi-function, lightweight and flexible, so as to give new fiber materials high added value.

   In this Expo, the national advanced functional fiber innovation center focused on the display of disposable medical protective clothing (type b), disposable medical mask (sterile), forest protective boots, new combat boots, men's single leather shoes for law enforcement personnel, heating vest, continuous alumina crystal fiber, alumina fiber felt, polyimide staple fiber, chopped fiber, alumina fiber braided tube, etc Innovative products such as polyimide protective clothing, para aramid fabric, aramid absorbing honeycomb material, aramid honeycomb core material and aramid honeycomb interior panel for aviation and rail transit, aramid aircraft model, environmental flame retardant and anti dripping blanket, anti-bacterial and anti-virus curtain, aramid fabric national flag and other innovative products. The products exhibited in this exhibition have outstanding flame retardancy, high performance and light weight.

   Safety protection materials have excellent characteristics such as UV resistance, flame retardant, heat insulation, acid and alkali resistance, which have great value in the protection of clothing. China's safety protection textiles are gradually expanding to more application fields.

   As the necessary personal protective equipment in forest fire fighting and rescue work, it is of great significance to enhance the protection functions of forest protective boots. The forest protective boots exhibited in this exhibition have the functions of flame retardant, heat insulation, waterproof, wear-resistant, antiskid and anti puncture functions, which are the functional protective footwear specially developed for forest rescue. According to reports, the shoe upper is made of flame retardant waterproof grain leather and aramid flame retardant upper cloth, which meets the requirements of flame retardant, heat insulation and water splashing resistance; The toe is made of flame retardant and wear-resistant rubber sheet, which is wear-resistant and antiskid; Silver reflective logo, enhance the recognition; It has a fast lacing system to meet the needs of quick on and off; With lace library and cross loop design to prevent laces from hanging.

   It is worth mentioning that the MPF suplon limiting oxygen index (LOI) of the environment-friendly flame retardant and anti melt dripping blanket is as high as 38%, which has perfect flame retardant and anti dripping performance, high-efficiency warmth retention and anti dripping performance, and has the function of self extinguishing when leaving the fire; It is a high-performance textile with silver coating, inner layer combined with fluorine-containing microporous membrane, which has the dual functions of antibacterial, antiviral, high-efficiency isolation and certain self purification characteristics.

   High performance fiber is an indispensable strategic new material for China's national economic development and national defense construction. In recent years, China's high-performance fibers have made rapid development in industrialization technology, product quality and market application. The products displayed in this exhibition show the important breakthroughs made in the field of high-performance fiber materials industry through the continuous tackling of key technologies in the industry.

   Among them, continuous alumina crystal fiber has a series of advantages, such as high strength, high modulus, high temperature resistance, oxidation resistance, ablation resistance, corrosion resistance, high heat insulation and insulation, etc; Alumina fiber felt is mostly used as lining of ceramic sintering furnace, catalyst carrier for automobile exhaust treatment, heating regeneration material, high-temperature thermal insulation and insulation of aerospace, steel and petrochemical industry; Para aramid fabric is a kind of woven fabric with plain weave, twill and satin weave based on Vico para aramid filament. It has excellent properties of flame retardant, high temperature resistance, anti cutting and stab resistance, and good dimensional stability. It is widely used in aerospace, bulletproof protection, building reinforcement, transportation equipment and other fields; Yilun filament has long-term thermal stability, with long-term temperature resistance of 300 ℃ and instantaneous temperature resistance of more than 550 ℃. It is a class C heat-resistant insulation material with light weight and high strength, which can effectively improve the load capacity of aircraft and has a higher specific strength value than aluminum; Aramid pulp is a kind of high-strength, high modulus, high temperature resistance, friction resistance and good chemical stability of para aramid filament after a series of physical and chemical processing, such as cutting, grinding and other physical and chemical processing. It can not only maintain the advantages of para aramid filament, such as high strength, high modulus, high temperature resistance, friction resistance and good chemical stability, but also enhance its dispersibility and adhesion High performance reinforced materials with wear resistance, high temperature resistance and good chemical stability can be used in friction materials, sealing materials, composite materials and aramid paper.

   It is understood that lightweight materials are generally realized by using lightweight metal and non-metallic materials, including engineering plastics and various composite materials. Among the lightweight materials, composite materials have become the main development direction of automotive, high-speed railway and aviation materials due to its high strength, low density and strong designability.

   The aramid honeycomb core materials for aviation and rail transit exhibited in this exhibition have light weight, high strength, rigidity, excellent flame retardancy, dielectric properties, corrosion resistance, fatigue resistance, impact resistance and easy processing and molding. They have extremely high surface flatness and high stability, and are not easy to deform after molding; It has unique resilience and can absorb vibration energy. It has been used in space shuttle, aviation, shelter special vehicles, rowing, racing, rail transit, radome and other fields; Interior decoration is applied to ceiling, porthole board, luggage rack, floor, kitchen, toilet, partition board, etc; The exterior decoration is applied to fairing, tail wing, cabin door, intake duct, engine hood, external hanger, radome, etc.

   Aramid honeycomb material is made of aramid paper honeycomb core material impregnated with absorbing material. It has high fatigue resistance, chemical resistance and excellent dielectric properties; Its unique honeycomb structure makes the products have light weight, high strength and physical properties. The use of absorbing cell can control electromagnetic interference, improve antenna pattern and improve the accuracy of radar direction finding and ranging; Prevent electromagnetic interference, electromagnetic wave radiation and shaping of microwave devices and equipment. At present, microwave absorbing honeycomb has been used in microwave anechoic chamber, electromagnetic compatibility room, absorbing load, attenuator, radar wave RCS Reduction and so on.

   In the context of economic globalization, the rapid spread of technology makes countries more interdependent. By building an industrial value chain suitable for the development of domestic enterprises, it can optimize the relationship network between enterprises, reduce transaction costs and reduce the problems caused by the instability of relations. Therefore, the national advanced functional fiber innovation center conducts in-depth research and application of new technologies, comprehensively excavates and explores new materials, makes full efforts to tackle key technical problems, strives to occupy the technical high point, pushes the cooperation to a wider range and higher level, realizes resource sharing, value sharing and achievement sharing, actively integrates upstream, middle and downstream resources of multiple industrial chains, and triggers chain reaction, Promote the maturity of new formats of industrial chain.

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   National advanced functional fiber Innovation Center

   The national advanced functional fiber innovation center is the 13th National level manufacturing innovation center established by the Ministry of industry and information technology of the people's Republic of China on June 25, 2019. Its main objectives and tasks are: focusing on high-end fiber materials and textiles, functional fiber new materials, frontier fiber new materials and other fields, The pilot plant and industrialization platform of functional fiber high-efficiency forming, frontier fiber cultivation and incubation platform, fiber engineering design and application integration platform are constructed.

   The national advanced functional fiber innovation center is established and operated in accordance with the "company + alliance" mode. At present, a talent team led by Yu Jianyong and other academicians of Chinese Academy of Sciences and Chinese Academy of engineering has been established, focusing on the integration technology of design, processing and manufacturing of carbon fiber, para aramid, polyimide and their composite materials, efficient and flexible preparation technology of fiber materials, and research and development of common key technologies in such industries as cutting-edge fiber maintenance materials, so as to enhance the core competitiveness of China's textile fiber industry.

   In the face of increasingly fierce international competition, the national advanced functional fiber innovation center continues to promote theoretical innovation, material innovation, technological innovation, equipment innovation and other aspects of innovation, adheres to the combination of goal-oriented, problem-based, result oriented and market-oriented, and adheres to the R & D orientation of key generic technologies around the growing needs of the people for a better life, We should strengthen the capacity building of industrialization and engineering of innovative achievements, accelerate technological innovation and industrial application, adhere to market-oriented construction and operation mechanism, adhere to multi-disciplinary and multi-directional development, strive to improve the application degree of advanced functional fiber industry in downstream markets, and deepen the collaborative innovation level of fiber industry and other fields.

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