CN106009668A - Polyimide fiber bismaleimide resin composite and preparation method thereof - Google Patents
Polyimide fiber bismaleimide resin composite and preparation method thereof Download PDFInfo
- Publication number
- CN106009668A CN106009668A CN201610512661.1A CN201610512661A CN106009668A CN 106009668 A CN106009668 A CN 106009668A CN 201610512661 A CN201610512661 A CN 201610512661A CN 106009668 A CN106009668 A CN 106009668A
- Authority
- CN
- China
- Prior art keywords
- polyimide fiber
- resin
- film
- preparation
- fiber
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
- C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08L79/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention discloses a polyimide fiber bismaleimide resin composite and a preparation method thereof. The polyimide fiber bismaleimide resin composite is prepared from 55-65wt% of polyimide fibers and 35-45wt% of bismaleimide resin. The preparation method comprises the following main preparation steps of preparation of prepreg, paving of the prepreg, solidification of a prefabricated part, aftertreatment and the like. The polyimide fiber enhanced bismaleimide resin matrix composite has favorable electrical property, relatively high mechanical property, relatively low density and excellent high temperature and low temperature resistance.
Description
Technical field
The present invention relates to field of polymer composite material, particularly relate to a kind of polyimide fiber and increase
Strong bimaleimide resin and field of compound material.
Background technology
Polyimide fiber is a kind of temperature classification height, the organic fiber of high comprehensive performance, is
One of important kind of current high technical fibre.Polyimide fiber has the temperature tolerance of excellence,
Heat decomposition temperature is more than 500 DEG C, can life-time service at-200 DEG C to 300 DEG C；Have the highest
Radiation-resistant property, is a kind of nontoxic self-extinguishing polymer fiber；There are good dielectric properties,
Dielectric constant is about 3.4, and dielectric loss is 10-3, and dielectric strength is 100 to 300KV/mm；
Having good mechanical property, its elastic modelling quantity can reach 200Gpa；Polyimides is fine simultaneously
The density of dimension, less than carbon fiber and aramid fiber, is also the enhancing material of a kind of novel excellent performance
Material.
Fibre reinforced composites are that reinforcing fiber is immersed in matrix resin then through solid
The product that change processes and makes, is a kind of high-performance composite materials.The most conventional has carbon fiber
Composite, glass fiber compound material or aramid fiber reinforced composite, but these materials are difficult to
Meet at special dimensions such as Aero-Space, naval vessels boats and ships, medical apparatus and instruments the weight of material, resistance to
High temperature, radiation hardness and the requirements at the higher level of the aspect such as fire-retardant, polyimide fiber and composite exist
These aspects truly have the advantage of its uniqueness.
Summary of the invention
The invention discloses a kind of polyimide fiber bismaleimide resin composite material, should
Polyimide fiber bismaleimide resin composite material includes 55%～65% weight content
Polyimide fiber and the bimaleimide resin of 35%～45% weight content.
On the basis of above technical scheme, can take further prioritization scheme, polyimides is fine
Dimension is the one in polyimides long filament, polyimides chopped yarn and fabric thereof.
Meanwhile, embodiment also discloses a kind of polyimide fiber bimaleimide resin and is combined
The preparation method of material, mainly comprises the steps that
(1), after bimaleimide resin being heated to molten condition, hot-melt coater machine glue is poured into
Groove, is uniformly applied to melted bimaleimide resin in release paper by film applicator, lid
Rolling after upper PE film, obtains Bismaleimide Resin Film；
(2) take the prepared Bismaleimide Resin Film of two steps (1) and throw off covering respectively
Film, with the bimaleimide resin throwing off coverlay after drawing polyimide fiber and preheat
Film together enters compound preimpregnation district and carries out impregnation process, and polyimide fiber is clipped in two pairs of maleoyl
Imide resin film contains between the face of resin, removes the release paper of upper surface, in covering after impregnation
Rolling after PE film, obtains a kind of polyimide fiber bimaleimide resin prepreg.
(3) the most according to actual needs, step (2) gained is gathered by different moulds
Imide fiber bimaleimide resin prepreg carries out paving design, it is thus achieved that material requested
Precast body.
(4) precast body of step (3) gained is put into hot setting equipment, first at 116 DEG C～
Precuring 30min at 119 DEG C, then low-temperature setting 60min at 148 DEG C～150 DEG C, then
Hot setting 30min at 189 DEG C～191 DEG C, then at 237 DEG C～239 DEG C after high temperature
Solidification 30min, is finally cooled to room temperature and is taken out by material.
(5) according to actual needs, cut material, hole, polish, spray paint waiting space
Reason.
Further, the tree Bismaleimide Resin Film thickness described in step (1) be 20～
200g/m2。
Further, during the impregnation described in step (2) processes, dip time is 1～3 minute.
Further, when the form of step (2) described polyimide fiber is yarn or silk, volume is had
The spool of polyimide fiber yarn or silk is placed on creel, by polyimide fiber yarn or silk from yarn
Draw on cylinder, and in order successively through sub-wire porcelain eye, double-edged fine-toothed comb, dispersing device, flattening dress
Put and preheat platform, together entering compound preimpregnation district the most again with the resin molding throwing off coverlay and enter
Row impregnation processes；When the form of described polyimide fiber is fabric, volume have polyamides sub-
The reel of amine fabric is placed on backrush frame, draws polyimide fiber fabric and is filled by flattening
Put and preheat platform, together entering compound preimpregnation district the most again with the resin molding throwing off coverlay and enter
Row impregnation processes.
The bimaleimide resin base composite wood that the polyimide fiber that the present invention provides strengthens
Material has excellent electrical property, stronger mechanical property, relatively low density and excellent resistance to height
Warm nature energy.
Detailed description of the invention
Test according to a large amount of performance tests, when polyimide fiber bimaleimide resin is combined
Material includes the polyimide fiber of 55%～65% weight content and 35%～45% weight contains
During the bimaleimide resin measured, polyimide fiber bismaleimide resin composite material
The mechanical performance of entirety, thermostability etc. are comprehensive preferably, therefore select to stress quality proportioning.
Meanwhile, in this composite, the polyimide fiber used can be that polyamides is sub-
Any one in amine long filament, polyimides chopped yarn and fabric thereof.Meanwhile, for different
Kinds of fibers, can have different processing technique and specific use.
Additionally, the preparation side of a kind of polyimide fiber bismaleimide resin composite material
Method, mainly comprises the steps that
(1), after bimaleimide resin being heated to molten condition, hot-melt coater machine glue is poured into
Groove, is uniformly applied to melted bimaleimide resin in release paper by film applicator, lid
Rolling after upper PE film, obtains Bismaleimide Resin Film；
(2) take the prepared Bismaleimide Resin Film of two steps (1) and throw off covering respectively
Film, with the bimaleimide resin throwing off coverlay after drawing polyimide fiber and preheat
Film together enters compound preimpregnation district and carries out impregnation process, and polyimide fiber is clipped in two pairs of maleoyl
Imide resin film contains between the face of resin, removes the release paper of upper surface, in covering after impregnation
Rolling after PE film, obtains a kind of polyimide fiber bimaleimide resin prepreg.
(3) the most according to actual needs, step (2) gained is gathered by different moulds
Imide fiber bimaleimide resin prepreg carries out paving design, it is thus achieved that material requested
Precast body.
(4) precast body of step (3) gained is put into hot setting equipment, first at 116 DEG C～
Precuring 30min at 119 DEG C, then low-temperature setting 60min at 148 DEG C～150 DEG C, then
Hot setting 30min at 189 DEG C～191 DEG C, then at 237 DEG C～239 DEG C after high temperature
Solidification 30min, is finally cooled to room temperature and is taken out by material.
(5) according to actual needs, cut material, hole, polish, spray paint waiting space
Reason.
In method made above, the tree Bismaleimide Resin Film thickness described in step (1) keeps
20～200g/m2, during the impregnation described in step (2) processes, dip time is 1～3 minute,
When the form of step (2) described polyimide fiber is yarn or silk, volume there is polyimide fiber
The spool of yarn or silk is placed on creel, polyimide fiber yarn or silk is drawn from yarn cylinder, and
In order successively through sub-wire porcelain eye, double-edged fine-toothed comb, dispersing device, flattening device and preheating platform,
Together enter compound preimpregnation district the most again with the resin molding throwing off coverlay and carry out impregnation process；Institute
State the form of polyimide fiber when being fabric, volume is had the volume of polyimide fiber fabric
Cylinder is placed on backrush frame, draws polyimide fiber fabric and by flattening device and preheats platform,
Together enter compound preimpregnation district the most again with the resin molding throwing off coverlay and carry out impregnation process.
In sum, the bimaleimide resin that the polyimide fiber that the present invention provides strengthens
Based composites has excellent electrical property, stronger mechanical property, relatively low density and excellence
High and low temperature resistance.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention,
All any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention,
Should be included within the scope of the present invention.
Claims (6)
1. a polyimide fiber bismaleimide resin composite material, it is characterised in that:
Described polyimide fiber bismaleimide resin composite material includes 55%～65% weight
The polyimide fiber of content and the bimaleimide resin of 35%～45% weight content.
Polyimide fiber bimaleimide resin composite wood the most according to claim 1
Material, it is characterised in that: described polyimide fiber is polyimides long filament, polyimides chopped
One in yarn and fabric thereof.
3. polyimide fiber bimaleimide resin described in a claim 1 or 2 is multiple
The preparation method of condensation material, it is characterised in that comprise the following steps:
(1), after bimaleimide resin being heated to molten condition, hot-melt coater machine glue is poured into
Groove, is uniformly applied to melted bimaleimide resin in release paper by film applicator, lid
Rolling after upper PE film, obtains Bismaleimide Resin Film；
(2) take the prepared Bismaleimide Resin Film of two steps (1) and throw off covering respectively
Film, with the bimaleimide resin throwing off coverlay after drawing polyimide fiber and preheat
Film together enters compound preimpregnation district and carries out impregnation process, and polyimide fiber is clipped in two pairs of maleoyl
Imide resin film contains between the face of resin, removes the release paper of upper surface, in covering after impregnation
Rolling after PE film, obtains a kind of polyimide fiber bimaleimide resin prepreg.
(3) the most according to actual needs, step (2) gained is gathered by different moulds
Imide fiber bimaleimide resin prepreg carries out paving design, it is thus achieved that material requested
Precast body.
(4) precast body of step (3) gained is put into hot setting equipment, first at 116 DEG C～
Precuring 30min at 119 DEG C, then low-temperature setting 60min at 148 DEG C～150 DEG C, then
Hot setting 30min at 189 DEG C～191 DEG C, then at 237 DEG C～239 DEG C after high temperature
Solidification 30min, is finally cooled to room temperature and is taken out by material.
(5) according to actual needs, cut material, hole, polish, spray paint waiting space
Reason.
Preparation method the most according to claim 3, it is characterised in that: described in step (1)
Tree Bismaleimide Resin Film thickness is 20～200g/m2.
Preparation method the most according to claim 4, it is characterised in that: described in step (2)
During impregnation processes, dip time is 1～3 minute.
Preparation method the most according to claim 5, it is characterised in that: step (2) is described poly-
When the form of imide fiber is yarn or silk, volume have the spool of polyimide fiber yarn or silk put
On creel, polyimide fiber yarn or silk are drawn from yarn cylinder, and in order first after warp
Cross sub-wire porcelain eye, double-edged fine-toothed comb, dispersing device, flattening device and preheating platform, the most again with throw off
The resin molding of coverlay together enters compound preimpregnation district and carries out impregnation process；Described polyimides is fine
When the form of dimension is fabric, volume have the reel of polyimide fiber fabric be placed on backrush frame
On, draw polyimide fiber fabric by flattening device and preheating platform, the most again with throw off
The resin molding of coverlay together enters compound preimpregnation district and carries out impregnation process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610512661.1A CN106009668A (en) | 2016-06-30 | 2016-06-30 | Polyimide fiber bismaleimide resin composite and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610512661.1A CN106009668A (en) | 2016-06-30 | 2016-06-30 | Polyimide fiber bismaleimide resin composite and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106009668A true CN106009668A (en) | 2016-10-12 |
Family
ID=57106026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610512661.1A Pending CN106009668A (en) | 2016-06-30 | 2016-06-30 | Polyimide fiber bismaleimide resin composite and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106009668A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101980604A (en) * | 2008-03-31 | 2011-02-23 | 亨斯迈先进材料美国有限责任公司 | Storage-stable polymaleimide prepolymer compositions |
| CN104130548A (en) * | 2014-07-29 | 2014-11-05 | 深圳市惠程电气股份有限公司 | Polyimide fiber prepreg and preparation method and application thereof |
-
2016
- 2016-06-30 CN CN201610512661.1A patent/CN106009668A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101980604A (en) * | 2008-03-31 | 2011-02-23 | 亨斯迈先进材料美国有限责任公司 | Storage-stable polymaleimide prepolymer compositions |
| CN104130548A (en) * | 2014-07-29 | 2014-11-05 | 深圳市惠程电气股份有限公司 | Polyimide fiber prepreg and preparation method and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| 马之赓等: "《工程塑料手册-材料卷》", 31 October 2004 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR0162649B1 (en) | COMPOSITE MATERIAL, THE CHARACTERISTICS OF WHICH CAN BE MODULATED BY PREIMPREGNATIoN OF A CONTINUOUS FIBER | |
| US10889070B2 (en) | Composite material including unidirectional continuous fibers and thermoplastic resin | |
| US4764427A (en) | Fiber having thermoplastic resin coating | |
| RU2615405C2 (en) | Improvement of fibre reinforced materials | |
| CN103987764B (en) | Carbon fiber base material, prepreg and carbon fibre reinforced composite | |
| CN109071855A (en) | For the composite strengthening silk of 3D printing, preimpregnation material, band and its preparation facilities | |
| WO1998026912A1 (en) | Carbon fiber prepreg and method of production thereof | |
| JP6176691B1 (en) | Unidirectional prepreg and fiber reinforced thermoplastic resin sheet | |
| JPWO2018143068A1 (en) | Fiber reinforced resin molding material | |
| CN104130548A (en) | Polyimide fiber prepreg and preparation method and application thereof | |
| JP2013173811A (en) | Resin composition, molding material and method for producing the same | |
| CN209440832U (en) | A kind of fibre reinforced composites twine pressing molding device | |
| JP6142737B2 (en) | Thermoplastic prepreg and method for producing thermoplastic prepreg | |
| CN110267785A (en) | Fiber-reinforced resin sheet material | |
| KR20130085163A (en) | Method of manufacturing for thermoplastic tape with impregnated continuous carbon fiber | |
| US20230124757A1 (en) | Stitched fiber-reinforced substrate material, preform material, fiber-reinforced composite material, and production method for same | |
| CN106009668A (en) | Polyimide fiber bismaleimide resin composite and preparation method thereof | |
| CN107108854B (en) | Epoxy composition for composite material | |
| CA1290533C (en) | Composites | |
| EP3101058A2 (en) | Flexible thermoplastic prepregs | |
| JPS62115033A (en) | Fiber-reinforced composite material | |
| CN117897452A (en) | Fiber-reinforced thermoplastic resin molded article | |
| CN108752929A (en) | A kind of basalt fiber composite material and preparation method thereof | |
| CN108085999A (en) | A kind of polyamide fibre cord gum dipping process | |
| US6767625B2 (en) | Method for making a charge of moldable material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161012 |
|
| WD01 | Invention patent application deemed withdrawn after publication |