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In order to indicate the development trends and development priorities of the ten key areas and guide the innovation activities of enterprises, the National Manufacturing Power Construction Strategy Advisory Committee specially organized the “Technical Roadmap for the Key Fields of Made in China 2025â€, which refers to the polymer materials. The directly related items are as follows:
1, reduce the hull friction resistance coating
Focus on breakthroughs in new high-performance resistance-reducing coating technology, ship bottom air lubrication and resistance reduction technology.
2, low temperature materials and cold protection equipment
Focus on the development of low temperature start-up and sealing technology for core hydraulic components such as low temperature materials, pumps and valve parts suitable for polar navigation vessels.
3, lightweight body
Achieve breakthroughs in composite/mixed materials technology and reduce costs. The application rate on new energy vehicles reaches 30%, and the autonomy rate exceeds 50%.
4, high performance polyolefin materials
Break through high-melt index polypropylene, ultra-high molecular weight polyethylene, foamed polypropylene, polybutene-1 (PB) and other industrial production technologies to achieve scale applications.
5, polyurethane resin
Focus on the development of environmentally friendly polyurethane materials such as waterborne polyurethane materials, and accelerate the development of raw materials such as aliphatic isocyanates.
6, fluorosilicone resin
Focus on the development of polyvinylidene fluoride, PET, other fluororesins and silicone, silicone oil and so on.
7, special synthetic rubber
Focus on the development of isoprene rubber and the development of isobutylene to synthesize isoprene; develop silicone rubber, soluble polystyrene-butadiene rubber and rare earth butadiene rubber; develop rubbers with special properties such as halogenated butyl and hydro-butadiene nitrile.
8. Bio-based synthetic materials
Focus on breakthrough bio-based rubber synthesis technology, bio-based aromatics synthesis technology, bio-based nylon preparation key technology, new bio-based plasticizer synthesis and application key technologies, bio-based polyurethane preparation key technology, bio-based polyester preparation key technology, biological method Preparation of key basic technologies for basic chemical raw materials.
9. Bio-based light materials
Focus on the development of polylactic acid (PLA), polybutylene succinate (PBS), polyethylene terephthalate (PET, PTT), polyhydroxyalkanoic acid (PHA), polyamide (PA) and other products. The optical purity of PLA key monomers L-lactic acid and D-lactic acid is over 99.9%, and the cost is reduced by 20%; PBS key monomer bio-based succinic acid and 1,4-butanediol increase the bioconversion rate by 5-10%. The PTT key monomer 1,3-propanediol is fermented by non-grain raw materials such as tapioca starch and glycerin, and the industrialization of PTT fiber polymerization spinning; the purity of PA key monomer pentanediamine sulfate is higher than 99%, and the cost is reduced by 20 %.
10, special engineering plastics
Focus on the development of thermoplastic polyimide (PI) engineering plastic resin, polyphthalate-type polyethersulfone ketone copolymer resin (PPESK), high-end fluoroplastic processing of special fibers, filter materials, high temperature resistant functional film, high performance Resin-based composite materials, high temperature resistant insulating materials, high temperature resistant functional coatings, high temperature resistant special adhesives. Thermoplastic polyimide engineering plastic resin, viscosity 0.38dL/g, Tg=230-310°C, Td5%>500°C, tensile strength>100MPa, bending strength>150MP, cost 28MPa, elongation>350%, insulation Strength > 3.5KV / mil. Meet the requirements of C12 in SEMI standard; resistant to high and low temperature fluorine functional film, special fluorine fiber and filtration products: meet high-end environmental protection requirements, PTFE resin requires compression ratio >3000, tensile strength >28MPa, elongation >360%; And PVDF resin for pump, valve and pipeline for chemical fluid transportation requires density of 1.75-1.77g/cm3, melting index of 0.5-2.0g/10min, melting point of 156-165°C, thermal decomposition temperature ≥390°C, moisture content ≤0.10%, The glass transition temperature is ≤ -35 ​​° C, and the embrittlement temperature is ≤ -62 ° C.
11. Advanced textile materials
(1) High-end industrial textiles will realize the independent industrialization of absorbable sutures and hemodialysis materials in 2020, partially replace foreign imported products; meet the functional protection requirements of heat, biochemistry, static electricity and radiation; high-temperature filtration and water filtration products meet the performance requirements. Required in various application fields; geotechnical materials meet the requirements of complex geological environment construction. In 2025, it meets the requirements of multi-functional composite protection, while achieving light weight, comfort and partial intelligence. The life and stability of filtration products are further improved, and the combination of low-cost applications and intelligent monitoring and early warning functions is realized.
(2) Functional textile new materials In 2020, the flame retardant limit oxygen index is >32, no droplets, drip diffusion time <1s, energy consumption reduced by 20%. In 2025, high-end products are basically self-sufficient.
(3) Bio-based chemical fiber 2020 PTT fiber raw material 1,3-propanediol purity greater than 99.5%, cost control below 15,000 yuan / ton; polylactic acid heat-resistant temperature ≥ 110 ° C, monomer purity ≥ 99.9%, PLA fiber The breaking strength is greater than 3.5 g/d and the elongation at break is 30% to 35%. The production cost of PLA fiber in 2025 is close to the cost of PET production.
12, high performance separation membrane material
(1) The desalination rate of seawater desalination reverse osmosis membrane products is greater than 99.8%, the water flux is increased by 30%, the seawater desalination project reaches 2 million tons/day, and the localization rate of equipment is greater than 80%.
(2) The filling density of ceramic membrane products exceeds 300m2/m3, the cost decreases by 20%, and the demand reaches 200,000 m2. The low-temperature co-sintering technology is broken, and the air-lift membrane separation equipment is formed, and the energy consumption is reduced by 30%.
(3) The membrane performance of ion exchange membrane products is increased by 20%, and the industrial application of chlor-alkali is more than 10 million tons, breaking through the new membrane technology and complete sets of chlor-alkali production.
(4) The application of hollow fiber membrane products in the fields of tap water production, sewage treatment, etc. exceeds 10 million tons/day, and the membrane area exceeds 20 million square meters.
(5) Permeation flux of pervaporation membrane products increased by 20%, membrane area reached 100,000 m2, broke through large-scale membrane assembly and membrane integration application technology, and promoted dehydration and recovery of more than one million tons of solvent, saving more than 30%.
13, high performance fiber and composite materials
(1) High-performance carbon fiber and its composite materials The maturity of domestic high-strength carbon fiber and its composite materials reached 9.0 in 2020, achieving scale application in the fields of automobiles and high-tech ships; in 2025, domestic high-strength medium-mode, high-mode high-strength The maturity of carbon fiber and its composite materials reached 9 levels; strive to achieve CAAC/FAA/EASA and other airworthiness certifications for some key components of aerospace carbon fiber composites by 2025 years ago. Carbon fiber (T800 grade) tensile strength ≥ 5.8 GPa, CV ≤ 4%, tensile modulus 294 GPa, CV ≤ 4%.
(2) High-performance para-aramid fiber and its composite material The maturity of domestically produced para-aramid fiber and its composite material reached 20 grades in 2025.
Establish a unified standard high-performance fiber material technology system, overcome the series of high-performance fiber efficient preparation industrialization technology, and carry out composite material matrix materials, design technology, molding process, performance characterization, application verification and recycling matched with domestic high-performance fibers. Reuse and other research to ensure major equipment needs. The para-aramid has a breaking strength of 20-22 cN/dtex and an elongation at break of 3-4%; the polyimide fiber has a filament fineness of 2.0 dTex, a strength of >4 cN/dTex, and a limiting oxygen index of 38%.
(3) Other high-performance fibers and their composite materials focus on the development of metal-based, ceramic-based advanced composite materials, components and related process equipment; polyimide fiber monofilament fineness is 2.0dTex, strength > 4cN/dTex, limiting oxygen index is 38%; ultra-high molecular weight polyethylene fiber, basalt fiber, polyphenylene sulfide fiber, high-strength high-modulus polyvinyl formal fiber, polytetrafluoroethylene fiber, silicon carbide fiber and other important varieties; development of high-performance PBO fiber, The tensile strength was 5.8 GPa, the modulus was 270 GPa, and the limiting oxygen index was 68%.
14, a new generation of biomedical materials
(1) Regenerative medicine products have developed 5-10 kinds of bioactive materials for bone, skin, nerve and other tissue regeneration and restoration. The annual output of high-end regenerative medicine products is 5 billion yuan.
(2) Functional implant/intervention products Developed 5-10 biomedical materials for clinical treatments such as cardiovascular, artificial joints, dental implants, and visual recovery. The annual production scale of high-end functional implant/intervention products is 3 billion yuan.
(3) The medical raw materials realize the localization of important raw materials, and support a large amount of medical consumables, permeable membranes, degradable instruments and other products to achieve an annual output of 3 billion yuan.
15, 3D printing materials
(1) Other 3D printing special materials break through the industrial preparation technology applicable to 3D printing materials, and establish a standard system of related material products.
(2) Medical additive manufacturing technology (3D printing technology)
Implantable materials and modification technology for 3D printing technology, carbon nano and graphene medical material technology, comprehensive solutions for personalized manufacturing, including inspection, computer-aided design and manufacturing technology.
16, intelligent bionics and metamaterials
(1) Controllable metamaterials and equipment to achieve controllable conversion of electromagnetic waves from absorbing and transmitting waves in a specific frequency band, or to convert absorbing or transmitting waves in a specific frequency band into radiant electromagnetic waves.
(2) Biomimetic bioadhesive regulation and separation materials achieve long-lasting anti-marine bioadhesion (3 years, less than 5%), environmentally non-toxic; achieve high efficiency of adhesion regulation, enrichment and separation of more than 99%; obtain 2-3 A long-lasting bionic anti-marine bioadhesive coating material and bionic high-efficiency separation technology and equipment.
(3) Flexible smart materials and wearable devices realize the production of flexible bionic intelligent materials “volume-to-rollâ€, realize electromagnetic adjustment, intelligent sensing, 0-360 degree arbitrary bending, and compatibility with human body. The overall breakthrough of biomimetic bioadhesive regulation and large-area preparation and coating bonding technology of separation materials; flexible material flexibility, large-area preparation and biocompatible technology; adaptive and controllable metamaterial with intelligent and biomimetic properties Joint design technology.
17, graphene material
(1) The graphene-based electrode material for lithium batteries for electric vehicles is more than doubled in charging time compared with existing materials, and the cruising range is more than doubled.
(2) Graphene-based anti-corrosion coatings for marine engineering and other uses more than double the life of traditional anti-corrosion coatings.
(3) Graphene film for flexible electronics is more cost-effective than ITO and has excellent flexibility, and can be widely used in the field of flexible electronics.
(4) Graphene-based high-performance thermal interface materials used in the optical/electrical field Graphene-based heat-dissipating materials are more than twice as high as those of existing products.
The overall breakthrough in the scale preparation technology of graphene, the dispersion technology of graphene powder, and the composite technology of graphene-based electrode materials.
18, medical equipment advanced treatment equipment
(1) Large-scale heavy ion/proton tumor treatment equipment, image-guided radiotherapy equipment, high-definition electronic endoscope, high-resolution confocal endoscope, digital minimally invasive and implant interventional system, surgical robot, anesthesia workstation, adaptive mode Neurological control products such as ventilators, electrosurgical instruments, intraoperative imaging equipment, brain pacemakers and vagus nerve stimulators, digital integrated operating rooms, degradable vascular stents, orthopedic and dental material implants, collapsible intraocular lenses, etc. .
(2) Key components, large heat capacity X-ray tube (above 8MHU), new X-ray photon detector, ultrasonic diagnostic single crystal probe, area array probe (more than 2000 arrays), miniature high frequency ultrasound probe (vessel or endoscope) Detection), high field strength superconducting magnet above 3T, multichannel spectrometer for MRI (more than 64 channels), CT detector, PET detector (based on silicon photomultiplier tube), degradable vascular stent material, dialysis material, medical grade Core components such as polymer materials, implanted electrodes, and standard materials for clinical testing and quality control.
Analysis of the development trend and development field of polymer materials industry in the next decade
Abstract "Made in China 2025" focuses on the major needs of economic and social development and national security, selects 10 major advantages and strategic industries as breakthrough points, and strives to reach international leading position or international advanced level by 2025. The ten key areas are: the new generation of information technology industry,...
"Made in China 2025" focuses on the major needs of economic and social development and national security, selects 10 major advantages and strategic industries as breakthrough points, and strives to reach international leading position or international advanced level by 2025. The ten key areas are: the new generation of information technology industry, high-end CNC machine tools and robots (300024), aerospace equipment, offshore engineering equipment and high-tech ships, advanced rail transit equipment, energy-saving and new energy vehicles, power equipment, agricultural equipment, New materials, biomedical and high performance medical devices.