CN102729570B - Production equipment of polyimide multilayer composite membrane containing inorganic nano-powder - Google Patents
Production equipment of polyimide multilayer composite membrane containing inorganic nano-powder Download PDFInfo
- Publication number
- CN102729570B CN102729570B CN201210196684.8A CN201210196684A CN102729570B CN 102729570 B CN102729570 B CN 102729570B CN 201210196684 A CN201210196684 A CN 201210196684A CN 102729570 B CN102729570 B CN 102729570B
- Authority
- CN
- China
- Prior art keywords
- production equipment
- containing inorganic
- polyimide multilayer
- nanometer powder
- polyimide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention provides production equipment of a polyimide multilayer composite membrane containing inorganic nano-powder. And currently, preparation of polyimide/inorganic nano-composite materials just stays at the laboratory stage, while large-batch industrial production is not carried out. The equipment of the invention comprises a reaction kettle (1), the inside of which is equipped with an ultrasonic generator (2) and an electric heating rod (3) that is connected to a temperature controller (4). The reaction kettle is provided with a feed inlet (5) and an outlet (6). A reagent feeder is arranged at the feed inlet, and the outlet is connected with a membrane spreading machine (8), under which a glass plate (9) is placed. The inside of the reaction kettle is equipped with a stirrer, and a reflux device (10) is mounted on the reaction kettle. The equipment of the invention is used for production of a polyimide multilayer composite membrane containing inorganic nano-powder.
Description
Technical field
The present invention relates to a kind of chemical machinery, be specifically related to a kind of production equipment of the polyimide multilayer complex films containing inorganic nanometer powder.
Background technology
Polyimides is the loop chain macromolecular compound that contains acid imide ring-type structure in molecular backbone, is the heterocyclic compound of half trapezium structure.Owing to there being aromatic rings in framework, therefore polymer has higher heat endurance, be also the highest polymeric material of temperature classification in commercial Application up to now.Because there being very stable fragrant heterocycle structure unit in polyimide molecule, this makes it have other high polymer incomparable excellent hot property, mechanical performance and electrical property, therefore obtains application widely in fields such as electric insulation, Aero-Space and microelectronics industry.But along with scientific and technical development, the raising of material requirements also being exposed to high thermal expansion coefficient, lower thermal conductivity and the low corona resistance that polyimide material self exists, this has limited it and has applied widely.
In order to adapt to requirements at the higher level, need constantly more synthetic emerging polyimide materials, not only wish development and improve its synthetic method, more wishing can be by the structurally-modified object that changes or control polyimides character that reaches.And new type polyimide is synthetic more difficult, the common method of therefore improving this point is in polyimides, to introduce inorganic filler.In recent years, Polyamide/mineral Nanocomposite has obtained broad research, the nano-oxides such as silica, aluminium oxide, titanium oxide add electrical property and the heat endurance of greatly having improved Kapton.But the introducing of oxide powder has produced a large amount of structural defects to polyimide material in microstructure, has often reduced the mechanical property of film.Especially when nano-powder disperses when inhomogeneous, more remarkable for the reduction of film performance.Therefore the preparation of current Polyamide/mineral Nanocomposite only rests on laboratory stage, does not also carry out large batch of industrial production.
Summary of the invention
The object of the invention is to provide for the problem of above-mentioned existence a kind of production equipment of the polyimide multilayer complex films containing inorganic nanometer powder, can serialization, carry out in large quantity the preparation of Polyamide/mineral Nanocomposite, and controllability is strong, production stability is good.
Above-mentioned object is achieved through the following technical solutions:
Contain the production equipment of the polyimide multilayer complex films of inorganic nanometer powder, comprise reactor, ultrasonic generator and electrically heated rod are installed in described reactor the inside, described electrically heated rod connects temperature controller, has charging aperture and discharging opening on described reactor, and chemicals feeder is installed at described charging aperture place, described discharging opening connects film-laying machine by pipeline, described film-laying machine underneath is equipped with glass plate, and described reactor the inside has mixer, above described reactor, reflux is installed.
The production equipment of the described polyimide multilayer complex films containing inorganic nanometer powder, described chemicals feeder comprises medicine-chest, described medicine-chest connects drain pipe, on described drain pipe, flowmeter is installed.
The production equipment of the described polyimide multilayer complex films containing inorganic nanometer powder, described mixer comprises shaft, and one group of sheet frame is installed on described shaft.
The production equipment of the described polyimide multilayer complex films containing inorganic nanometer powder, the ultrasonic frequency of described ultrasonic generator is 20-60Hz.
Beneficial effect:
Production technology of the present invention is simple, easy to operate, is easy to industrialization, exists potential using value at the aspect such as heat proof material, insulating materials.Feed of the present invention and reaction temperature can precisely be controlled, and automaticity is high, and reaction effect is good.
brief description of the drawings:
Fig. 1, structural representation of the present invention.
In figure: 1, reactor, 2, ultrasonic generator, 3, electrically heated rod, 4, temperature controller, 5, charging aperture, 6, discharging opening, 7, medicine-chest, 8, film-laying machine, 9, glass plate, 10, reflux, 11, drain pipe, 12, flowmeter, 13, shaft, 14 sheet frames.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention.
Embodiment 1:
As shown in Figure 1: the production equipment of the polyimide multilayer complex films containing inorganic nanometer powder of the present invention, comprise reactor 1, ultrasonic generator 2 and electrically heated rod 3 are installed in described reactor the inside, described electrically heated rod connects temperature controller 4, on described reactor, there is charging aperture 5 and discharging opening 6, chemicals feeder is installed at described charging aperture place, described discharging opening connects film-laying machine 8 by pipeline, described film-laying machine underneath is equipped with glass plate 9, described reactor the inside has mixer, and reflux 10 is installed above described reactor.
Embodiment 2:
The production equipment of the described polyimide multilayer complex films containing inorganic nanometer powder, described chemicals feeder comprises medicine-chest 7, described medicine-chest connects drain pipe 11, and flowmeter 12 is installed on described drain pipe.
Embodiment 3:
The production equipment of the described polyimide multilayer complex films containing inorganic nanometer powder, described mixer comprises shaft 13, and one group of sheet frame 14 is installed on described shaft.
Embodiment 4:
The production equipment of the described polyimide multilayer complex films containing inorganic nanometer powder, the ultrasonic frequency of described ultrasonic generator is 20-60Hz.
Utilize the preparation method of equipment preparation of the present invention containing the polyimide multilayer complex films of inorganic nanometer powder: inorganic nanometer powder and a certain amount of silane coupler are joined in absolute ethyl alcohol, carry out ultrasonic dispersion, and carry out condensing reflux processing at a certain temperature; With 4,4 '-diaminodiphenyl ether, pyromellitic acid anhydride is that starting monomer is dissolved in solvent, and polymerization generates polyamic acid solution; Pretreated inorganic nanometer powder is scattered in solvent through ultrasonic, joins in polyamic acid solution, prepare the polyamic acid solution containing inorganic nanometer powder; Polyamic acid solution and pure polyamic acid solution containing inorganic nanometer powder are carried out respectively to plastic film mulch in order, after each plastic film mulch, all carry out hot imidization processing, until reach the required film number of plies and thickness; Film is put into baking oven to carry out hot imidization processing in 50-400 DEG C and obtains the polyimide hybrid multilayer complex films containing inorganic nanometer powder.
Claims (4)
1. the production equipment containing the polyimide multilayer complex films of inorganic nanometer powder, comprise reactor, it is characterized in that: ultrasonic generator and electrically heated rod are installed in described reactor the inside, described electrically heated rod connects temperature controller, on described reactor, there is charging aperture and discharging opening, chemicals feeder is installed at described charging aperture place, described discharging opening connects film-laying machine by pipeline, described film-laying machine underneath is equipped with glass plate, described reactor the inside has mixer, above described reactor, reflux is installed.
2. the production equipment of the polyimide multilayer complex films containing inorganic nanometer powder according to claim 1, is characterized in that: described chemicals feeder comprises medicine-chest, and described medicine-chest connects drain pipe, on described drain pipe, flowmeter is installed.
3. the production equipment of the polyimide multilayer complex films containing inorganic nanometer powder according to claim 1 and 2, is characterized in that: described mixer comprises shaft, and one group of sheet frame is installed on described shaft.
4. the production equipment of the polyimide multilayer complex films containing inorganic nanometer powder according to claim 1 and 2, is characterized in that: the ultrasonic frequency of described ultrasonic generator is 20-60Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210196684.8A CN102729570B (en) | 2012-06-15 | 2012-06-15 | Production equipment of polyimide multilayer composite membrane containing inorganic nano-powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210196684.8A CN102729570B (en) | 2012-06-15 | 2012-06-15 | Production equipment of polyimide multilayer composite membrane containing inorganic nano-powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102729570A CN102729570A (en) | 2012-10-17 |
| CN102729570B true CN102729570B (en) | 2014-12-10 |
Family
ID=46986196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210196684.8A Active CN102729570B (en) | 2012-06-15 | 2012-06-15 | Production equipment of polyimide multilayer composite membrane containing inorganic nano-powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102729570B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107141796A (en) * | 2017-05-25 | 2017-09-08 | 苏州中亚芯能新材料科技有限公司 | A kind of nano modification polyimides and its preparation system and preparation method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475518A (en) * | 2002-08-16 | 2004-02-18 | 林添财 | Method of forming polyimide film and its production equipment |
| CN101698746A (en) * | 2009-11-20 | 2010-04-28 | 宁波今山电子材料有限公司 | Preparation method of electric-conduction polyimide film |
| CN101831175A (en) * | 2010-04-01 | 2010-09-15 | 辽宁科技大学 | Colorless and transparent polyimide nano-composite material membrane and preparation method thereof |
| CN101922061A (en) * | 2010-08-06 | 2010-12-22 | 东华大学 | Polyimide fiber and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04163116A (en) * | 1990-10-26 | 1992-06-08 | Dainippon Ink & Chem Inc | Method for molding composite molded item and composite molded item |
-
2012
- 2012-06-15 CN CN201210196684.8A patent/CN102729570B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475518A (en) * | 2002-08-16 | 2004-02-18 | 林添财 | Method of forming polyimide film and its production equipment |
| CN101698746A (en) * | 2009-11-20 | 2010-04-28 | 宁波今山电子材料有限公司 | Preparation method of electric-conduction polyimide film |
| CN101831175A (en) * | 2010-04-01 | 2010-09-15 | 辽宁科技大学 | Colorless and transparent polyimide nano-composite material membrane and preparation method thereof |
| CN101922061A (en) * | 2010-08-06 | 2010-12-22 | 东华大学 | Polyimide fiber and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| JP平4-163116A 1992.06.08 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102729570A (en) | 2012-10-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103172859B (en) | Polyamic acid dispersion liquid and preparation method thereof and Kapton | |
| CN103554533B (en) | A kind of Corona-resistant polyimide/silica nano composite film and preparation method thereof | |
| CN104672900B (en) | A kind of high dielectric constant polyimide/multi-walled carbon nanotube/nano barium phthalate laminated film and preparation method thereof | |
| CN104211962A (en) | High dielectric polyimide composite material and preparation method thereof | |
| Peng et al. | High dielectric constant polyimide derived from 5, 5′‐bis [(4‐amino) phenoxy]‐2, 2′‐bipyrimidine | |
| Dang et al. | Copper particles/epoxy resin thermosetting conductive adhesive using polyamide resin as curing agent | |
| CN110172170A (en) | A kind of manufacturing method of polyimides and graphene composite film | |
| CN110218320A (en) | A kind of novel Inverter fed motor PI film manufacturing method | |
| CN102234423B (en) | Polyimide resin base ternary hybrid material with high dielectric constant and preparation method thereof | |
| Wu et al. | PVA-based cation exchange hybrid membranes with multifunctional groups prepared from ternary multisilicon copolymer | |
| CN102729570B (en) | Production equipment of polyimide multilayer composite membrane containing inorganic nano-powder | |
| US9206339B2 (en) | Method for preparation of polyester/polyolefin hot-melt adhesive for use in a solar cell bus bar | |
| CN103242660B (en) | A kind of method preparing high dielectric thin film | |
| Dong et al. | Rigid/flexible molecular structure‐induced polyimide aerogels with ultralow permittivity and thermal insulation properties | |
| CN111592669B (en) | Multi-crosslinked carbon nanotube grafted polyimide heat-conducting film and preparation method and application thereof | |
| CN103122068A (en) | Polyimide acrylic ester oligomer for UV (ultraviolet) paint | |
| CN105820572B (en) | A kind of preparation method of polyimides/graphene nanobelt laminated film | |
| Gao et al. | High toughness, thermal resistance and excellent dielectric properties phenolic epoxy vinyl ester resin modified by hyperbranched polyimide | |
| CN105038228A (en) | Polyimide high-dielectric composite film mixed with nano-boron carbide-loaded graphene and used for capacitor and preparation method thereof | |
| Wang et al. | Montmorillonite–Polybenzimidazole inorganic-organic composite membrane with electric field-aligned proton Transport Channel for high temperature proton exchange membranes | |
| CN108485231A (en) | A kind of epoxidation polyphenylene oxide conductive film and preparation method thereof | |
| CN102532543B (en) | Copolymerization hot-sealing polyimide and preparation method and application thereof | |
| CN104448310A (en) | Method for synthesis and copolycondensation of polyamide acid and polyimide through microwave radiation | |
| CN114276541A (en) | Polyimide and polyimide film with low CTE (coefficient of thermal expansion) value and high optical performance prepared from same | |
| CN110157020A (en) | A kind of corona-resistant polyimide film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181225 Address after: Room 1129, 11th floor, Traffic Bureau Building, 95 Yingbin Avenue, Xinhua Street, Huadu District, Guangzhou City, Guangdong 510800 Patentee after: Guangzhou New Century New Energy Development Co., Ltd. Address before: 210047 Fangshui Road 168-095, Nanjing Chemical Industry Park, Jiangsu Province Patentee before: Nanjing Rongxin Chemical Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201216 Address after: 210047 -095, Fang Shui Road, Nanjing Chemical Industrial Park, Nanjing, Jiangsu, China, 168 Patentee after: NANJING RONGXIN CHEMICAL INDUSTRIAL Co.,Ltd. Address before: Room 1129, 11th floor, Traffic Bureau Building, 95 Yingbin Avenue, Xinhua Street, Huadu District, Guangzhou City, Guangdong 510800 Patentee before: GUANGZHOU XINSHIJI NEW ENERGY DEVELOPMENT Co.,Ltd. |