Get together acyl inferior amine (Polyimide, PI) it is to point to molecular structure advocate acyl is contained in catenary inferior the high polymer polymer of amine structure, get together acyl inferior amine is very giant familial, of high-powered PI advocate catenary is main construction unit with fragrant annulus and heterocycle mostly. PI is had tall flame retardant grade (UL-94) , good electric insulation property, mechanical function, chemical stability, ageing resistance can, be able to bear or endure loss of report of irradiation function, low interpose, and these function are in very wide temperature range (- 269 ℃ - 400 ℃ ) inside won't produce marked change, be known as “ the project with 21 hopeful centuries is plastic one of ” , what “ solves the hotshot ” of the problem say, can say “ did not get together acyl inferior amine won't have today's microelectronics technology ” , its function is on the top of pyramid of high polymer material.
Get together acyl inferior amine material uses high polymer on average of material temperature to raise 100 ℃ above, had become what can use actually at present is high temperature resistant the high polymer stuff with good performance. Get together acyl inferior the applied domain of amine gets together acyl inferior the superior performance of amine and excellent treatment performance make its can make different product through a variety of means and in application and the domain that differ individually. 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. Get together acyl inferior amine function characteristic Get together acyl inferior amine material use is extensive, apply glue of material of traffic of screen of Yu Rou sex, orbit, aerospace, fire prevention, photoetching, electron to enclose with material of filmy, fiber, photosensitive, bubble and composite material respectively, a certain number of domains such as fan lamina, warship, car. Picture 01 | Get together acyl inferior amine is filmy (PI film) is in get together acyl inferior amine in all application, get together acyl inferior amine is filmy (PI film) it is early enter trade flow field and a dosage is big kind. Get together acyl inferior amine film is to go up at present the film with good performance kind insulating material, wide application and aerospace, microelectronics, nuclear energy, electric insulation, liquid crystal shows, each domains such as membrane separation technology. As a result of its the price holds high, technical camp is tall, performance is superior, get together acyl inferior amine film is called again ” of “ gold film. Get together acyl inferior first phase of fiber of amine film and carbon fiber, fragrant black silk ribbon, the material of high polymer of key of sex of 3 big bottleneck that is considered as to restrict our country to develop hi-tech property. Get together acyl inferior amine film applies domain graph to expand strategic advisory committee according to new material industry " 935 ” of “ are new material develops a report " , the market dimensions of PI film was 1.52 billion dollar 2017, predict PI film will reach 2.45 billion dollar 2022. Among them, the electron shows, flexible printed circuit (FPC) will become with film of heat conduction black lead get together acyl inferior big, growth uses scale of amine film market quickly domain. Current, the United States, Europe, Japan is to go up get together acyl inferior the consumptive market with main amine, be like the United States to basically consume a domain is plastic; Japan basically consumes a domain is film is mixed plastic; And prospective Asia-Pacific area will be main growth market, , the brunt of the PI filmy market that India, Japan and Korea are this one area. Current, product of PI film high end is homebred change a process to accelerate, PI film already realized homebred autarky under electronic class, electronic class and market of above PI film basically still are divided up by abroad company. As domestic chemistry inferior of amine law product line gradually be born, domestic manufacturer will be participated in share high-end market nearly one billion four hundred and ten million and sixty-five thousand four hundred and eight markets. Believe future keeps tall as market of flexibility Fu copper add fast, and OLED gains ground quickly right flexible the promotion of underlay demand, market of film of PI of high-end electron class will be in fast dilate period. 02 | Get together acyl inferior amine fiber (PI 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. Get together acyl inferior amine fiber is mixed because of its superior mechanical performance high temperature resistant function, there all is main effect in a lot of domains, basically include the following fields: (1) aerospace: Jacket of light qualitative cable, high temperature resistant special type braids cable, large requirements to spread out all alone of tension of type satellite antenna to wait. (2) environmental protection domain: Industrial high temperature removes dust filter material. (3) fire prevention material: High temperature resistant flame retardant special type defends take, insulated cold wear, racing bicycle is prevented light take etc. Get together acyl inferior amine fiber is current price is higher, current and main with its distinctive microtherm applicability (the aerospace outside competency - environment of 100 ℃ the following temperature) use at aerospace domain, rise gradually as the requirement of standard of prospective environmental protection, future gets together acyl inferior amine fiber removes dust in industry the application in filter makings will magnify gradually. At present flue gas of coal fired boiler is made an appointment with 80% use electric dust collector, discharging a standard strictly to fall, bag type dust catcher will gradually electric dust collector, get together acyl inferior amine fiber serves as expect for exceedingly good filter, it is only in igneous power plant, year of demand of our country future achieve hopeful 1000 tons / year. Get together acyl inferior amine fibrous development is mixed early by the United States Japanese dominant, but because of a variety of reasons, all did not see in the United States and Japan at present get together acyl inferior amine fibrous industrialization. What at present true implementation industrialization is produced and sell is high temperature resistant get together acyl inferior amine fiber has German Evo onlyThe P84 of Nik? The Yi black silk ribbon of fiber and Gao Qi of our country Changchun? Fiber, among them EvoThe yield of Nik can be 1400 tons to make an appointment with / year, of Changchun Gao Qi produce can be 540 tons about / year. Changchun Gao Qi is in get together acyl inferior the breakthrough on amine fiber technology solved our country military affairs and aerospace domain to getting together acyl inferior amine demand problem. Because PI fiber is heat-resisting function, mechanical performance is superior, it is the core fittings material of the main field such as aerospace and military airplane, its are had in the application of military market cannot replace a gender. The field is used in business, PI fiber is in incubation period at present in the application such as material of material of environmental protection filter, fire prevention, prospective hopeful adds new vitality for PI fiber. 03 | Bubble of PI/PMI of of PI/PMI bubble is to be material of superior structural bubble core, outside eliminating for military use, there also is wide application on boat of luxurious You Lun, mosquito craft, liquefied natural gas. 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 of existence of side radical means (PMI bubble) (3) the adipose catenary that does not stabilize heat paragraph introduce get together acyl inferior splitting decomposition falls in high temperature in amine. 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/PMI bubble: Be benefited the warship builds a climax, greet times of ” of “ La Hai. 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 civil boat, if there also is wide application on boat of luxurious You Lun, mosquito craft, liquefied natural gas. With 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. Use aluminous beehive or NOMEX normally in material of the core in plane structure at present? Beehive, its are had compress modular quantity to be mixed high the advantage with light weight, normally with carbon / fibre glass beforehand dip makings is used together, common structure has wing leading edge, rudder, landing gear body of port, ala and wingtip commutate cover. But the maintenance that material of beehive clip core needs to hold high repairs charge, bubble core material is ideal substitute. Through in recent years research, PMI bubble is thought to be outstanding bubble core ability truly gradually, its are had be able to bear or endure outstandingly creep function, hear resistance and wear. At present PMI bubble applies already extensively at fan lamina, helicopter paddle as material of structural bubble core piece, the plane is made in waiting for a domain. According to estimation, to 2024, get together acyl inferior amine bubble makes dosage will achieve 50 thousand tons of above, market size hopeful reachs 2 billion dollar. To home market, at present relatively firm downstream market uses adiabatic damping to fall for naval ships and plane material of a confusion of voices. Our country is in a warship the 3rd times to build a climax at present, naval quantity growth is rapid, and as our country the demand of naval to “ Lashui ” is increasingly pressing, our country naval naval vessel changes urgently, get together acyl inferior amine bubble uses data as the new-style warship with superior performance, market space is vast, prospective market empty occasional is achieved billions of. PI/PMI bubble of abroad is early undertake consider and be manufacturinged be usinged at for military use by NASA, subsequently similar development went the manufacturer such as Sordal, Du Bang, Evonic, InspectFoam to give corresponding product accordingly, among them EvoThe Rohacell of Nic company? Does series PMI bubble reach Solimide? Series PI bubble is current two much variety are used on the market. At present of home get together acyl inferior amine foamy basically produces an enterprise to have place of stuff of Ning Bo of Chinese Academy of Sciences, qingdao ocean, new material of Kang Daxin material and day Cheng. 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 function already went in front row of domestic person of the same trade. 04 | Fiber of of composite material enhances PI 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. 05 | PSPI (photosensitive gets together acyl inferior amine) palm of abroad of core technology accuses, home market demand counts an import, homebred change process shoulder heavy responsibilities. 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. Photograph of PSPI photoetching glue is compared at traditional photoetching glue, need not besmear Fu light cuts off agent, can considerably cut treatment working procedure. At the same time PSPI also is important electron encloses glue, photosensitive gets together acyl inferior amine serves as enclose material to be able to use at: Material of material of screen of ray of layer of amortize coating, passivation, α , coil side separator, chip encloses material to wait, apply extensively still in microelectronics industry at the same time, include integrated circuit and much chip to enclose wait in enclosing. Photosensitive gets together acyl inferior the another action of amine is to serve as advanced electron to enclose colophony. Change as electronic product miniaturization, film, high-powered change, muti_function change, high reliability and low cost are changed, market demand makes integrated circuit encloses density to increase, the demand that encloses material to IC also rises increasingly. As the arrival of big chip times, material of original metal, pottery and porcelain enclosed engineering technology to be pounded by huge, with epoxy resin, get together acyl inferior the amine colophony electron that is a delegate encloses material to rising abruptly to attach most importance to wanted IC to enclose material gradually. Photosensitive gets together acyl inferior amine serves as enclose material to be able to use at: Material of material of screen of ray of layer of amortize coating, passivation, α , coil side separator, chip encloses material to wait, apply extensively still in microelectronics industry at the same time, include integrated circuit (ICs) and much chip is enclosed (MCPs) etc. Domestic PSPI industry starts late, at present the research and development to PSPI, production and applied respect, far lag behind at Japan, United States to wait, demand of market of our country PSPI counts an import mostly. Current, in the market, PSPI market is main by beautiful day control of joint-stock HDM company, Japan Dong Li company is accused, 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. Current home company is ceaseless to PSPI thorough, partial enterprise has mastered manufacturing technology. Current, the indigenous industry of layout PSPI research and development, production has Ruihuatai course of study of model of wind of ability of Cheng Ke of new material of filmy science and technology, times, abstruse god new material, benefit, country. Last word gets together acyl inferior the threshold of amine industry is higher, put in hi-tech camp. 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!