Get together acyl inferior 　 of amine brief introduction gets together acyl inferior amine (PI) it is molecular structure contains acyl inferior the compound of fragrant heterocycle high polymer of amine radical chain link, it is current the project is plastic in one of variety with nice hear resistance, apply extensively in the domain such as rice of aviation, spaceflight, microelectronics, accept, liquid crystal, laser. Latter, each national capital is reached in the research PI, development use one of development focal points that include 21 centuries chemical industry new material. Get together acyl inferior amine, because its are mixed in function,synthesize the outstanding characteristic of the respect, it is no matter regard a structure as material or be to regard functional sex as material, having tremendous applied perspective. Get together acyl inferior the topmost material that amine is known as pyramid of high polymer material, also be called the hotshot " that " solves a problem, even the personage inside course of study thinks “ did not get together acyl inferior amine won't have today's microelectronics technology. 02 get together acyl inferior amine classification and applied 　 get together acyl inferior amine because performance is superior, applicable at a variety of domains, also can divide for a variety of types, include a project sex of plastic, fiber, photosensitive gets together acyl inferior gel of amine, foam, coating, adhesive, filmy, gas, composite material. Get together acyl inferior extensive 　 is in amine utility in numerous polymer, get together acyl inferior amine is to have wide application field exclusively and the polymer that shows outstanding performance in each application domain. Below, small make up take your understanding to get together acyl inferior amine the main use of each breed. 1. The project is plastic 　 gets together acyl inferior amine project is plastic can divide also have to have hot solid sex already thermoplastic, can divide to get together all benzene 4 armour acyl inferior amine (PMMI) , get together ether acyl inferior amine (PEI) , polyamide one acyl inferior amine (PAI) , there is respective use in different domain. PMMI is out of shape in the heat below the bear of 1.8MPa temperature amounts to 360 ℃ , electric performance is good, can use at the nice spare parts below special type condition, high temperature resistant self-lubricating impeller of bearing, sealing ring, air-blower, still can use at the valve spare parts that contacts with liquefied ammonia, reaction engine fuel supplies systematic part. PEI has good mechanical performance, dielectric protecties, be able to bear or endure irradiation function, high temperature resistant with wear-resisting function, melt liquidity is good, shape shrinkage is 0.5 ％ ～ 0.7 ％ , usable inject and crowded piece shape, the aftertreatment is easier, usable still solder law and other data union, get applied extensively in the industry such as electronic electric equipment, aviation, car, medical apparatus and instruments. The intensity of PAI is current blame increases plastic in tall, tensile strength is 190MPa, flexural strength is 250MPa, below 1.8MPa bear heat is out of shape temperature is as high as 274 ℃ . PAI is had be able to bear or endure goodly ablation sex and high temperature, high frequency the electromagnetism sex below, have to metal and other data stick very well receive performance, basically use at gear, bearing and copycat depart claw to wait, still can use at the aero ablation material, material that appear magnetism and structural material. Get together acyl inferior amine is used at high-powered component 　 　 2. Get together acyl inferior amine fiber 　 gets together acyl inferior amine fiber is a kind of main high-powered thread, its are high temperature resistant get together acyl inferior amine fiber is one of organic synthetic fibre with use at present high temperature, can use in 250~350 ℃ , mix with fragrant black silk ribbon in the respect such as light resistance, water imbibition, hear resistance get together photograph of fiber of benzene sulfur aether is compared more advantageous, high-powered get together acyl inferior amine fibrous intensity makes an appointment with 1 times than tower above of fragrant black silk ribbon, it is one of organic synthetic fibre with mechanical at present good performance. As the ceaseless development of domain of new and high technology, the demand that its turn performance to PI goods manage is higher and higher also, the function that traditional PI material reachs the side such as smooth, report, magnetism in mechanical, heat cannot have satisfied domain of modern science and technology the special requirement to material, PI high-powered fiber with its stability of superior mechanical performance, heat-resisting, be able to bear or endure the character such as irradiation will make next generation high-powered fibrous model is represented. What at present home is engaged in PI fiber industry is main have Jiangsu Gao Qi of abstruse god, Changchun, division gets together new material, Jiangsu first Nuo. Among them, changchun Gao Qi already became our country to get together acyl inferior the main base of amine research, development, production, jiangsu first the high-powered organic thread that Nuo has completely own intellectual property passed appraisal of achievement of science and technology 2016, finished at taking the lead 2020 at the same time " excel in Gao Moju acyl inferior amine filament " of the standard make. Get together acyl inferior 　 of amine fiber 　 3. Photosensitive sex gets together acyl inferior amine (PSPI) 　 photosensitive gets together acyl inferior amine (PSPI) be hold concurrently one kind on high polymer catenary inferior amine annulus and photosensitive gene, the organic material of the mechanical performance with excellent thermal stability, good part, chemistry and sensitive function. Photosensitive gets together acyl inferior amine basically has photoetching glue and electron to enclose two your work to use in electronic domain, get together in photosensitive acyl inferior add in amine on intensifier, stabilizing agent can get “ gets together acyl inferior ” of amine photoetching glue. Compare with photograph of traditional photoetching glue, because get together acyl inferior amine itself is having very good interpose report property, because this need not besmear the light of medium action works since Fu when use,cut off agent, can shorten greatly working procedure, improve manufacturing efficiency. Photosensitive sex gets together acyl inferior amine (PSPI) manufacturing technology basically reachs palm of Japanese company place to accuse by the United States, its are Sino-Japanese Bendongli is medium sexual PSPI product commercializes one of successful companies, its sexual product is enclosed in microelectronics by application, photoelectron is enclosed wait for many domains. Suffer be confined to to produce a technology to lag behind, our country gets together acyl inferior amine industry remains the same to wait for low end with film the product lives firmly, photosensitive gets together acyl inferior amine output is less, market demand counts an import. In " make 2025 " below policy support, the domain such as our country industry, mechanical, electron all is entered homebred replace level, domestic company is ceaseless to PSPI thorough, partial enterprise has mastered manufacturing technology. Get together acyl inferior amine engraves glue 　 　 with Yu Guang 4. Get together acyl inferior amine 　 of expanded plastics gets together acyl inferior amine bubble is to get together acyl inferior the one sort of amine material, at going up century 70 time come out by NASA Langley research center and Unitika America joint development first, use on space shuttle, already applied at the domain such as vessel of plane, ship, train, car widely now, have substaintial and flame retardant, hear resistance strong, weight is light, reach the characteristic with avirulent environmental protection, can be in for a long time corrode mist of superhigh temperature, ultralow temperature, tall salt, strong noise, by force, enlist in army below the extreme condition such as strong radiate. Get together acyl inferior amine bubble can divide it is 3 kinds: (1) with get together commonly acyl inferior amine is identical, acyl inferior amine makes the foam that gives priority to catenary, use temperature achieves 300 ℃ above (PI bubble) 　 　 (2) acyl inferior amine annulus with the foam that side radical means exists (PMI bubble) 　 　 (3) the adipose catenary that does not stabilize heat paragraph introduce get together acyl inferior amine is medium. Get together acyl inferior foam belongs to amine advanced function material, increasing already application is carried in aerospace, ocean, the heat insolation in the domain of new and high technology such as national defence and microelectronics, damping falls the crucial material such as a confusion of voices and insulation. PI bubble is naval ships to fall with heat insolation for fundamental application at present material of a confusion of voices, at present our country navy is in the climax that build a ship the 3rd times, PI bubble chooses heat insolation mediumly to fall as new-style battleship material of a confusion of voices, demand promotes quickly. Get together methylic propylene acyl inferior amine bubble (abbreviation PMI) , it is the foam of structure of new-style high polymer that at present integral performance actors or actress, it is a kind of Gao Bijiang is spent, the capable person of core of bubble of high-powered composite material that compares rate of modular quantity, tall closed pore, tall hear resistance high, have light qualitative, excel in, be able to bear or endure tall / the characteristic such as microtherm. In addition PMI bubble serves as for material of superior structural bubble core, use extensively at fan lamina, helicopter lamina, in the domain such as aerospace, its replace a trend to make clear to PET foamy, market space is vast. PI bubble hear resistance strong, anti-flammability is good, do not produce harmful gas, install easily, it is to apply extensive heat insolation to fall material of a confusion of voices. Current, american navy already used the adiabatic sound insulator of all surface naval ships and submarine as PI bubble, the adiabatic acoustic isolater that the SOLIMIDE foam that INSPEC company produces already was made be used at ship of sea naval ship by more than 15 is, in addition, PI bubble is in civil boat, if there also is wide application on boat of luxurious You Lun, mosquito craft, liquefied natural gas. Get together acyl inferior amine bubble 　 and PI bubble likeness, PMI foamy application is similar very extensive. PMI foamy representative application includes: (1) material of structural bubble core: Fight high temperature exceedingly goodly constrictive, make its apply extensively at the domain such as equipment of vessel of fan lamina, aviation, spaceflight, ship, exercise, medical apparatus and instruments as core material; (2) broadband show wave stuff: Low dielectric constant and loss make its apply extensively at the domain such as radar, antenna; (3) adiabatic deadening: High speed engine, tire, acoustics. Since 21 centuries, our country is participated in get together acyl inferior the unit measure that amine bubble studies grows apparently, industry technology obtained major breakthrough, at present of home get together acyl inferior amine foamy basically produces an enterprise to have Qingdao ocean, Kang Daxin material and Tian Cheng new material, get the better of from tribute culmination, Qingdao ocean new material. Among them, place of peaceful wave stuff already built the Chinese Academy of Sciences to get together acyl inferior amine tries equipment in small epispastic particle, qingdao ocean and Kang Daxin material get together acyl inferior amine product passed the army to check. 5. Get together acyl inferior amine coating 　 gets together acyl inferior amine is used at preparation coating is one of its early application, this kinds of material basically uses as in coating coating of enamel-insulated wire insulation. Coating of enamel-insulated wire insulation is round line of main dip besmear, flat line of the copper cash of nude of diameter of each phyletic molded lines such as the line, alloy and line of spun glass bag are outer, what rise and stabilize enamel-insulated wire is outer. One of main index of insulation coating are heat-resisting grade, according to the electric equipment of ICE-85 electric machinery that international electrician association made 1954 thermal stability of insulating material in use classifications standard, insulating material is divided into 7 heat-resisting grade. Satisfying technology to develop the characteristic of the insulating material of the requirement is, insulation system should can work for a long time below 180-200 ℃ and even higher temperature, but reduce without remarkable weightlessness and electric intensity, and preserve good flexibility, be able to bear or endure wet, be able to bear or endure ozone, be able to bear or endure the function such as electric arc. Get together acyl inferior amine material can satisfy this to use a requirement well, come the insulation coating of preparation F class and above heat-resisting grade, get together acyl inferior amine can be used at electromagnetism line as insulating varnish, or as high temperature resistant coating is used. 6. Get together acyl inferior amine adhesive 　 　 PI(gets together acyl inferior amine) adhesive is a kind advocate acyl is contained in catenary inferior amine is cricoid organic and heterocyclic adhesive of the structure, have exceedingly good high temperature mechanical function, interpose report function and anti-radiant function, defect is easy below basic requirement hydrolyze, apply extensively already at the high-tech domain such as machinery of aerospace, accurate electron, and solved temperature of heat-resisting of upper limit of other and organic adhesive lower difficult problem. From 20 centuries 70 time rise, american aerospace bureau (company of NASA)Langley research center, Du Bang and cease company of Si Fei aircraft develop a code name to be a series of function such as LARC-TPI, NR-150R2PI-S02 and LARC-13 early or late exceedingly good high temperature resistant PI adhesive, apply extensively already in a variety of aircrafts. 20 centuries 90 time, the Mitsui of American Amoco and Cytec company, Japan east press chemical company to wait to already became the company that goes up to produce Pl adhesive famously. 7. Get together acyl inferior 　 of amine film 　 on December 8, 2018 before dawn, 4 detector are in goddess in the moon Chang Weixing launchs a center on the west enter the space, indicating soft landing of the reverse side of our country second moon, moon is perambulatory explore and moonlight live wait for a respect to obtain major breakthrough. This goddess in the moon succeeds 4 numbers to carry national flag to moon the reverse side, hit “ label ” for aerospace. It is reported, this the ensign of detector is not made by the textile such as common chemical fiber fabric, silk, cotton cloth. Well-known aerospace environment is very special, moon face is nonexistent atmosphere, it is vacuum condition when accepting sunshine illuminate, the high temperature of moon face days can amount to 123 ℃ . Arrived in the evening, outside the lunar module, meeting pelter reachs the temperature on the moon 0 times 233 ℃ . Such temperature is poor, average data is borne hard, and the ultraviolet radiation that the sun produces is very intense, return the radiation function of existence universe ray and high-energy particle, have very strong destruction to material action. By appoint get together just about with the ensign material of important task acyl inferior amine organic high polymer is filmy, differ completely with the common ensign on the ground, it can resist abominable month expresses an environment, do not fade, changeless form. Get together acyl inferior amine is filmy besides the “ appearance ” that serves as spacecraft, and outside the application in the military affairs, the domain waits to be able to see its figure in field of rice of microelectronics, accept, liquid crystal, detached film, laser, new energy resources. For example, transparent get together acyl inferior the solar battery motherboard that amine film can regard softness as; PI can regard next generation lithium as ionic batteries diaphragmatic material is waited a moment. In recent years, as the development of electronic industry, high-powered get together acyl inferior amine film becomes microelectronics to make as crucial as what enclose material again, apply extensively at VLSI make, automatic joint carries belt, flexible enclose substrate, flexible the respect such as join belt line. Get together acyl inferior amine film 　 in addition, get together acyl inferior amine reachs good integral performance because of tall hear resistance, it is the material of ideal of high temperature resistant aeriform depart film. Current, of thimbleful get together acyl inferior stuff of film of depart of lukewarm gas of Yu Naigao of amine breed application, use at all sorts of gas to be opposite (like hydrogen / nitrogen, nitrogen / oxygen, carbon dioxide / nitrogen, carbon dioxide / methane) detached, from air, hydrocarbon kind raw material gas and alcohol kind in take off the cent that remove water, also can serve as permeate evaporate film reachs film exceeding filter. But, get together groovily acyl inferior amine colophony is difficult dissolve and difficult melt, limitted the uses extensively possibility on its industry consequently. 8. Get together acyl inferior 　 of amine gas gel gets together acyl inferior amine gas gel (PIA) the three-dimensional and porous material that is the mutual cross-linking that forms by polymer element catenary, was united in wedlock to get together acyl inferior amine is amiable the superior performance of gel, its not only have get together acyl inferior the exceedingly good character of amine, and those who have gas gel is light exceed character compare exterior accumulating, low coefficient of thermal conductivity, low acoustic resistance low density, high to fight, the outstanding characteristic such as environmental wear and low dielectric constant, these special function let get together acyl inferior material of amine gas gel is in heat, electricity, mechanical, acoustics wait for a domain to all have superexcellent applied perspective. Get together acyl inferior bureau of aerospace of United States of 　 of amine gas gel when the research center plans to developing heavy load to carry a technology to realize spark holding a person to land, will get together acyl inferior application of material of amine gas gel aerates at supersonic speed type pneumatic reducer (HIAD) research, offerred a solution to study the effective load of spacecraft apply the brake and bulk beneficial result, and because get together acyl inferior the wear of material of amine gas gel, its are advancing agent box, exploration Che Chao light muti_function the domain such as material and space room place also has wide applied perspective. Besides aerospace domain, get together acyl inferior material of amine gas gel lights carrier of sound absorption of material, adsorptive cleanness, sound insulation, catalysis, electrical wiring in electronic communication, adiabatic block / the domain such as cable insulation layer is having good applied prospect. 9. Get together acyl inferior fiber of 　 of composite material enhances amine radical composite material is the new generation after magnalium alloy light quantify material, in order to get together acyl inferior the composite material that amine regards colophony radical as is high temperature resistant with drawing function outstanding, application is very wide. Get together acyl inferior amine colophony base composite material is had get together acyl inferior amine tall hear resistance, superior mechanical performance, interpose report function, solvent resistance can wait for a characteristic, it is the colophony with use at present high temperature base composite material, in aviation (especially aviation engine) , the domain such as spaceflight received wide application. Through development of nearly 40 years, get together acyl inferior amine is high temperature resistant composite material has developed colophony radical gave 4 acting composite material, use temperature gets promotion ceaselessly, at present advanced the 4th generation gets together acyl inferior amine colophony base composite material can be used for long below 450 ℃ . At present our country gets together acyl inferior composite material application and research and development still are chasing amine in, in the enterprise such as company of boat industry composite material can have produced product of the 3rd acting colophony. Additional, as carbon fiber industry mature gradually, carbon fiber strengthens composite material demand growth is apparent, get together acyl inferior amine + the group collaboration of carbon fiber is combined to be superior composite material one of, in dominant position of side of market of high end of race to control apparent. 03 epilogue 　 gets together acyl inferior amine almost include each sort of high polymer material, include high-powered film, project material of matrix of sticky agent of plastic, expanded plastics, chemical fiber, glue, colophony, insulating material, function, composite material. Get together acyl inferior the function of amine relies on its chemistry structure strongly, can choose what perhaps synthesize different structure to get together according to utility acyl inferior amine, also can pass copolymerization, mix in all, fill, increase undertake modified. New-style get together acyl inferior the development of amine develops from what do not open new-style monomer, the 2 amine of special type structure and 2 anhydride monomer are development gets together acyl inferior of amine new breed necessary assure, reducing monomer cost is to reduce get together acyl inferior the key of amine. Because get together acyl inferior material is in related amine the sensitive domain such as electron of aerospace, military affairs, high end is having the effect that replaces hard, foreign great majority gets together acyl inferior amine raw material, technology and product execute severe blockage to our country. In although domestic company has been in hard,be being chased, but we are homebred change and measure advanced level of yield high-end product and abroad to still have not little difference. Accordingly, develop energetically get together acyl inferior the product is very pressing related amine, shoulder heavy responsibilities!