CN102059808A - Method for producing reinforced thermoplastic resin composite material of triangular three-dimensional hollow fiber fabric - Google Patents
Method for producing reinforced thermoplastic resin composite material of triangular three-dimensional hollow fiber fabric Download PDFInfo
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- CN102059808A CN102059808A CN2009101986820A CN200910198682A CN102059808A CN 102059808 A CN102059808 A CN 102059808A CN 2009101986820 A CN2009101986820 A CN 2009101986820A CN 200910198682 A CN200910198682 A CN 200910198682A CN 102059808 A CN102059808 A CN 102059808A
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Abstract
The invention relates to a method for producing a reinforced thermoplastic resin composite material of triangular three-dimensional hollow fiber fabric, comprising the following steps: weaving fiber into triangular three-dimensional hollow fabric; preprocessing the surface of the triangular three-dimensional hollow fabric; laying the triangular three-dimensional hollow fabric in a mould; heating the mould to 120-200 DEG C, vacuumizing the cavity of the mould; keeping the cavity of the mould under a certain vacuum degree; injecting the uniform mixed solution of a reaction prepolymer and a catalyst system into the mould under negative pressure at 100-200 DEG C; removing the vacuum after the mould is filled with the mixed solution; and cooling and shaping after the sufficient reaction is finished to obtain the product. Compared with the prior art, the invention has the advantages of simple method and large-scale production, and the like.
Description
Technical field
The present invention relates to a kind of fiber reinforced polymer matrix composite, especially relate to the method for making that a kind of triangular shape three-dimensional fiber hollow fabric strengthens the thermoplas tic resin composite.
Background technology
Because fiber reinforced polymer matrix composite has advantages such as high-strength, lightweight, corrosion-resistant and designability, is widely used in fields such as Aeronautics and Astronautics, national defence.But because raw material and technology cost is high, limited its application at civil areas such as physical culture, automobile, buildings.Wherein, particularly the fiber-reinforced thermoplastic resin based composites because the viscosity of thermoplastic resin is higher, well soaks into fibre reinforced materials in order to make it, in requisition for the extreme condition of high temperature, high pressure, this has further increased requirement to process equipment again, has improved cost.Therefore, the low-cost technologies of composite is its important directions that continues development, wherein resin transfer moulding has caused people's great attention with its low cost of manufacture and advanced technology, and vacuum aided has very big benefit for the composite that makes low porosity.But prepare triangular shape three-dimensional fiber hollow fabric enhancing thermoplas tic resin composite with resin transfer moulding at present and yet there are no report.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of method triangular shape three-dimensional fiber hollow fabric simple, can large-scale production to strengthen thermoplas tic resin composite's method for making in order to overcome the defective that above-mentioned prior art exists.
Purpose of the present invention can be achieved through the following technical solutions: triangular shape three-dimensional fiber hollow fabric strengthens thermoplas tic resin composite's method for making, it is characterized in that, fiber is weaved into triangular shape three-dimensional fiber hollow fabric to carry out spreading mould after the surface preparation, and be heated to 120～200 ℃, die cavity is evacuated, and maintenance certain vacuum degree, the homogeneous mixture solotion that will react performed polymer and catalyst system under 100-200 ℃ temperature utilizes negative pressure to inject mould, after treating that solution is full of die cavity, remove vacuum, question response back cooling forming fully promptly gets product.
Described fiber comprises one or more in glass fibre, quartz fibre, carbon fiber, boron fibre, stainless steel fibre, aromatic polyamide fibre, superhigh molecular weight polyethylene fibers or the basalt fibre.
Described surface preparation is that the fiber that will weave into triangular shape three-dimensional fiber hollow fabric placed 110～130 ℃ of baking ovens dry 2～5 hours.
Described reaction performed polymer is one or more in caprolactam, lauric lactam, methyl methacrylate or the terephthalic acid (TPA) cyclobutanediol ester monomer, perhaps being the mixture of above-mentioned monomer and nylon-6, nylon-66, nylon-610, nylon-11, PA-12 or high-temperature nylon, perhaps is the mixture of above-mentioned monomer or mixture and inorganic micron or Nano filling.
Described filler comprises one or more in bead, graphite, CNT, imvite, silica, titanium dioxide, calcium carbonate, alundum (Al or the rare earth oxide.
Described vacuum is-3～-8KPa.
The mixed solution of described reaction performed polymer and catalyst system needs before injecting mould with dry nitrogen atmosphere protection.
Described catalyst comprises one or more in NaOH, potassium hydroxide, sodium caprolactam, sodium methoxide or caustic alcohol, benzoyl peroxide, carbodiimides, dibutyl phthalate or the phenol titanium, and the addition of catalyst is the 1-100wt ‰ of reaction performed polymer.
Also can add activator in the reaction performed polymer, described activator comprises 2, one or more in 4-toluene di-isocyanate(TDI), chlorobenzoyl chloride or the acetylation caprolactam, and the addition of activator is the 1-10wt ‰ of reaction performed polymer.
Described triangular shape three-dimensional fiber hollow fabric can be built into the bicycle frame configuration.
Compared with prior art, the present invention combines the home position polymerization reaction of thermoplastic resin and the advantage of vacuum-assisted resin transfer moulding technology, utilize low viscosity monomer to carry out the mold filling moulding, avoided required high temperature, the condition of high voltage of high viscosity thermoplastic resin mold filling, reduced the commercial Application cost.Obtained composite has the good mechanical performance, therefore is widely used on industries such as automobile, electrical equipment, machinery.
The specific embodiment
The present invention is described in detail below in conjunction with specific embodiment.
Embodiment 1
Strengthening original position formation polyamide 6 resin below in conjunction with triangular shape three-dimensional glass fiber hollow fabric is that instantiation illustrates method involved in the present invention and technology.
The triangular shape three-dimensional glass fiber hollow fabric that braiding is good is in advance placed 120 ℃ of dry 3h of baking oven, promptly spread in the mould of 160 ℃ of mould temperature after the taking-up, and the sealing extracting vacuum, keep vacuum-6KPa (for preventing the caprolactam monomer boiling).Caprolactam monomer is removed moisture 160 ℃ of following vacuum distillations, and adds catalyst NaOH (4wt ‰) and activator 2, and 4-toluene di-isocyanate(TDI) (4wt ‰) promptly utilizes negative pressure to inject mould after stirring.After treating that die cavity is full of, remove vacuum, behind 160 ℃ of insulation 30min, cooling naturally, mould unloading.
Embodiment 2
Strengthen original position below in conjunction with the three-dimensional quartz fibre hollow fabric of triangular shape and form polyamide 12 resins:
The three-dimensional quartz fibre hollow fabric of the triangular shape that braiding is good is in advance placed 110 ℃ of dry 5h of baking oven, promptly spread in the mould of 120 ℃ of mould temperature after the taking-up, and the sealing extracting vacuum, keep vacuum-3KPa.The lauric lactam monomer is removed moisture 100 ℃ of following vacuum distillations, and add sodium caprolactam in succession (12wt ‰) and carbodiimides (15wt ‰), promptly utilizes negative pressure to inject mould after stirring.After treating that die cavity is full of, remove vacuum, behind 120 ℃ of insulation 60min, cooling naturally, mould unloading.
Embodiment 3
Strengthen original position below in conjunction with the three-dimensional carbon fiber hollow fabric of triangular shape and form plexiglass:
The three-dimensional carbon fiber hollow fabric of the triangular shape that braiding is good is in advance placed 130 ℃ of dry 2h of baking oven, promptly spread in the mould of 185 ℃ of mould temperature after the taking-up, and the sealing extracting vacuum, keep vacuum-8KPa.The solution of methyl methacrylate monomer and benzoyl peroxide (1wt ‰), dibutyl phthalate (100wt ‰) 130 ℃ of following vacuum distillations, promptly utilizes negative pressure to inject mould under nitrogen protection after stirring.After treating that die cavity is full of, remove vacuum, behind 180 ℃ of insulation 120min, cooling naturally, mould unloading.
Embodiment 4
Strengthen original position below in conjunction with the three-dimensional superhigh molecular weight polyethylene fibers hollow fabric of triangular shape and form the polybutylene terephthalate (PBT) resin:
The three-dimensional superhigh molecular weight polyethylene fibers hollow fabric of triangular shape (frame configuration of driving a vehicle in vain) that braiding is good is in advance placed 120 ℃ of dry 4h of baking oven, promptly spread in the mould of 200 ℃ of mould temperature after the taking-up, and the sealing extracting vacuum, keep vacuum-5KPa.Terephthalic acid (TPA) cyclobutanediol ester monomer adds phenol titanium (100wt ‰) after 180 ℃ of following fusions, promptly utilize negative pressure to inject mould after stirring.After treating that die cavity is full of, remove vacuum, mould unloading behind 200 ℃ of insulation 10min.
Embodiment 5
Three-dimensional basalt fibre of the triangular shape that braiding is good in advance and boron fibre (weight ratio 1: 1) hollow fabric are placed 115 ℃ of dry 3.5h of baking oven, promptly spread in the mould of 200 ℃ of mould temperature after the taking-up, and the sealing extracting vacuum, keep vacuum-4KPa.The mixture of caprolactam monomer, nylon-6 and imvite (weight ratio 2: 2: 1) is removed moisture 200 ℃ of following vacuum distillations, and add caustic alcohol in succession (22wt ‰) and acetylation caprolactam (6wt ‰), promptly utilizes negative pressure to inject mould after stirring.After treating that die cavity is full of, remove vacuum, behind 200 ℃ of insulation 160min, cooling naturally, mould unloading.
Described triangular shape three-dimensional fiber hollow fabric can be built into the bicycle frame configuration.
Claims (10)
1. triangular shape three-dimensional fiber hollow fabric strengthens thermoplas tic resin composite's method for making, it is characterized in that, fiber is weaved into triangular shape three-dimensional fiber hollow fabric to carry out spreading mould after the surface preparation, and be heated to 120～200 ℃, die cavity is evacuated, and maintenance certain vacuum degree, the homogeneous mixture solotion that will react performed polymer and catalyst system under 100-200 ℃ temperature utilizes negative pressure to inject mould, after treating that solution is full of die cavity, remove vacuum, question response fully the back cooling forming promptly get product.
2. triangular shape three-dimensional fiber hollow fabric according to claim 1 strengthens thermoplas tic resin composite's method for making, it is characterized in that described fiber comprises one or more in glass fibre, quartz fibre, carbon fiber, boron fibre, stainless steel fibre, aromatic polyamide fibre, superhigh molecular weight polyethylene fibers or the basalt fibre.
3. triangular shape three-dimensional fiber hollow fabric according to claim 1 strengthens thermoplas tic resin composite's method for making, it is characterized in that described surface preparation is that the fiber that will weave into triangular shape three-dimensional fiber hollow fabric placed 110～130 ℃ of baking ovens dry 2～5 hours.
4. triangular shape three-dimensional fiber hollow fabric according to claim 1 strengthens thermoplas tic resin composite's method for making, it is characterized in that, described reaction performed polymer is one or more in caprolactam, lauric lactam, methyl methacrylate or the terephthalic acid (TPA) cyclobutanediol ester monomer, perhaps being the mixture of above-mentioned monomer and nylon-6, nylon-66, nylon-610, nylon-11, PA-12 or high-temperature nylon, perhaps is the mixture of above-mentioned monomer or mixture and inorganic micron or Nano filling.
5. triangular shape three-dimensional fiber hollow fabric according to claim 4 strengthens thermoplas tic resin composite's method for making, it is characterized in that described filler comprises one or more in bead, graphite, CNT, imvite, silica, titanium dioxide, calcium carbonate, alundum (Al or the rare earth oxide.
6. triangular shape three-dimensional fiber hollow fabric according to claim 1 strengthens thermoplas tic resin composite's method for making, it is characterized in that, and described vacuum is-3～-8KPa.
7. triangular shape three-dimensional fiber hollow fabric according to claim 1 strengthens thermoplas tic resin composite's method for making, it is characterized in that, the mixed solution of described reaction performed polymer and catalyst system needs before injecting mould with dry nitrogen atmosphere protection.
8. triangular shape three-dimensional fiber fabric according to claim 1 strengthens thermoplas tic resin composite's preparation method, it is characterized in that, described catalyst comprises one or more in NaOH, potassium hydroxide, sodium caprolactam, sodium methoxide or caustic alcohol, benzoyl peroxide, carbodiimides, dibutyl phthalate or the phenol titanium, and the addition of catalyst is the 1-100wt ‰ of reaction performed polymer.
9. triangular shape three-dimensional fiber fabric according to claim 1 strengthens thermoplas tic resin composite's preparation method; it is characterized in that; also can add activator in the reaction performed polymer; described activator comprises 2; in 4-toluene di-isocyanate(TDI), chlorobenzoyl chloride or the acetylation caprolactam one or more, the addition of activator is the 1-10wt ‰ of reaction performed polymer.
10. triangular shape three-dimensional fiber fabric according to claim 1 strengthens thermoplas tic resin composite's preparation method, it is characterized in that described triangular shape three-dimensional fiber hollow fabric can be built into the bicycle frame configuration.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009101986820A CN102059808A (en) | 2009-11-12 | 2009-11-12 | Method for producing reinforced thermoplastic resin composite material of triangular three-dimensional hollow fiber fabric |
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| CN2009101986820A CN102059808A (en) | 2009-11-12 | 2009-11-12 | Method for producing reinforced thermoplastic resin composite material of triangular three-dimensional hollow fiber fabric |
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| CN102059808A true CN102059808A (en) | 2011-05-18 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910374A (en) * | 2015-06-23 | 2015-09-16 | 航天材料及工艺研究所 | Preparation method for continuous fibre fabric-reinforced anionic polyamide 6 composite material and composite material |
| CN105367739A (en) * | 2015-12-22 | 2016-03-02 | 合肥仲农生物科技有限公司 | Thermoplastic composite |
| CN108943765A (en) * | 2018-09-21 | 2018-12-07 | 吉林省华阳新材料研发有限公司 | A kind of production method of Basalt fiber products |
| CN111875729A (en) * | 2020-07-08 | 2020-11-03 | 中国航发北京航空材料研究院 | Methyl methacrylate resin in-situ polymerization system for forming carbon fiber composite material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1916477A (en) * | 2006-09-12 | 2007-02-21 | 武汉理工大学 | Hypothermal moment tube made from composite material, and prepartion method |
| CN1990540A (en) * | 2005-12-30 | 2007-07-04 | 上海杰事杰新材料股份有限公司 | Fiber reinforced thermolplastic composite material preparation method |
-
2009
- 2009-11-12 CN CN2009101986820A patent/CN102059808A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1990540A (en) * | 2005-12-30 | 2007-07-04 | 上海杰事杰新材料股份有限公司 | Fiber reinforced thermolplastic composite material preparation method |
| CN1916477A (en) * | 2006-09-12 | 2007-02-21 | 武汉理工大学 | Hypothermal moment tube made from composite material, and prepartion method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104910374A (en) * | 2015-06-23 | 2015-09-16 | 航天材料及工艺研究所 | Preparation method for continuous fibre fabric-reinforced anionic polyamide 6 composite material and composite material |
| CN105367739A (en) * | 2015-12-22 | 2016-03-02 | 合肥仲农生物科技有限公司 | Thermoplastic composite |
| CN108943765A (en) * | 2018-09-21 | 2018-12-07 | 吉林省华阳新材料研发有限公司 | A kind of production method of Basalt fiber products |
| CN111875729A (en) * | 2020-07-08 | 2020-11-03 | 中国航发北京航空材料研究院 | Methyl methacrylate resin in-situ polymerization system for forming carbon fiber composite material |
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Application publication date: 20110518 |