CN102504471B - ABS (acrylonitrile-butadiene-styrene)/fiberglass composite material and preparation method thereof - Google Patents
ABS (acrylonitrile-butadiene-styrene)/fiberglass composite material and preparation method thereof Download PDFInfo
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- CN102504471B CN102504471B CN201110395016.3A CN201110395016A CN102504471B CN 102504471 B CN102504471 B CN 102504471B CN 201110395016 A CN201110395016 A CN 201110395016A CN 102504471 B CN102504471 B CN 102504471B
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention relates to the technical field of high-performance modifications of high polymer engineering plastics, particularly to an ABS (acrylonitrile-butadiene-styrene)/fiberglass composite material and a preparation method thereof. The ABS/fiberglass composite material comprises the following raw materials in parts by weight: 70-90 parts of ABS resin, 10-30 parts of fiberglass, 1-2 parts of compatilizer and 5-15 parts of plasticizer, wherein the compatilizer is modified ethylene bisstearamide. The ABS/fiberglass composite material disclosed by the invention has improved impact resistance and improved fiber flotation phenomenon on the surface of traditional material on the basis of improving the heat resistance and strength of ABS. The ABS composite material prepared with the method disclosed by the invention can be applied to face-piece frames and bases of flat-panel televisions and liquid crystal displays.
Description
Technical field
The present invention relates to macromolecule engineering plastics high performance modification technology field, be specifically related to ABS/ glass fiber compound material and preparation method thereof.
Background technology
Acrylonitrile-butadiene-styrene terpolymer (ABS resin) is the thermoplastic engineering plastic of a kind of novel universal of the exploitation forties in 20th century, and it is to grow up gradually on the basis of polystyrene resin modification.It is a kind of vinylbenzene and the graft copolymer of vinyl cyanide and multiphase polymer that vinylbenzene, acrylonitrile copolymer (SAN) blend form that polyhutadiene chain is skeleton of take.ABS has good over-all properties: resistance to chemical attack, processing fluidity and higher surface hardness, thermotolerance, toughness, impact property and rigidity, be widely used at present making the shell of the component of various machinery, plant and instrument and electrical equipment, instrument.But the molding shrinkage that ABS is larger, lower heat-drawn wire and lower flexural strength, brought certain difficulty to processing and the rear assembling of goods.
Glass fibre reinforced composite material is to take polymkeric substance as matrix, and the matrix material that the glass of take is made as strongthener combines the performance of polymkeric substance and glass.The matrix material that glass strengthens is pressed the length classification of fiber, can be divided into long fiber composites and short fiber composite material.Glass fibre can be divided into alkali-free aluminoborosilicate (being called for short without alkali fiber) and have alkali without borosilicate (alkali fiber in abbreviation) by chemical composition.Glass fibre can be used for the thermoplasticss such as reinforced ABS, PP, PET, PA, also can be widely used in the thermosetting resines such as reinforced epoxy, resol.Glass reinforced plastics has the advantages such as specific tenacity is high, corrosion-resistant, heat insulation, molding shrinkage is little.Research shows to add filamentary material in ABS, the intensity of strongthener and shrinking percentage greatly, and the thermotolerance that improves material.
Yet the weak point of fiber glass reinforced ABS is that the shock resistance of material is poor in prior art, material surface is floating fibre, forming materials poor performance etc. easily, has limited the application of fiber glass reinforced ABS in some field.
Summary of the invention
The present invention is directed to above-mentioned defect, a kind of ABS/ glass fiber compound material is provided, this material is improving on the basis of ABS thermotolerance, intensity, and its shock resistance is also improved, and the surface floating fiber phenomenon of traditional material also improves.
ABS/ glass fiber compound material, its raw material is counted by weight:
ABS resin 70-90 part;
Glass fibre 10-30 part;
Compatilizer 1-2 part;
Toughner 5-15 part;
Wherein, compatilizer is modification ethylene bis stearamide (TAF).
Preferably, glass fibre adopts silane coupling agent to infiltrate before using.
Preferably, described glass fibre is short glass fiber.
Preferred, the diameter of described glass fibre is 8～16 μ m, and length is 2～7mm.
Preferably, described toughner is copolymer of methyl methacrylate-styrene-butadiene (MBS).Copolymer of methyl methacrylate-styrene-butadiene is the transparent material with nucleocapsid structure, and wherein the weight percent content of methyl methacrylate is 5～45%, and butadiene content is 10～40%, and styrene content is 15～60%.
The present invention also provides the preparation method of above-mentioned ABS/ glass fiber compound material, is specially: the temperature after each raw material blending more than ABS resin fusing point, below heat decomposition temperature is carried out mechanical blending and made.
Preferably, described blend adopts forcing machine to melt extrude granulation, and Heating temperature is 190～235 ℃, and head extrusion temperature is 205～215 ℃.Preferably, forcing machine main frame screw speed 350～500r/min, reinforced rotating speed 35～50r/min.
Preferably, the forcing machine blend time is 1～6 minute; Preferably 3 minutes.
Beneficial effect of the present invention:
In the present invention, take general ABS as matrix, utilize short glass fiber to carry out blending and modifying to it, adopt TAF to make compatilizer, gained ABS matrix material is improving on the basis of ABS thermotolerance, intensity, its shrinking percentage decreases, and its shock resistance is also improved, and the surface floating fiber phenomenon of traditional material also improves.The ABS matrix material making can be used on the face frame and base of flat panel TV and liquid-crystal display.
Embodiment
An ABS/ glass fiber compound material, its raw material is counted by weight:
ABS resin 70-90 part;
Glass fibre 10-30 part;
Compatilizer 1-2 part;
Toughner 5-15 part;
Wherein, compatilizer is modification ethylene bis stearamide (TAF).
Described modification ethylene bis stearamide (TAF) is to introduce polar group on the basis of ethylene bis-fatty acid amides, and this product is lower molecular weight B-A-B segmented copolymer.
In the present invention, glass fibre carries out surface treatment with silane coupling agent, makes the polar group of TAF and the long-chain end of silane coupling agent produce very strong magnetism by Van der Waals force, and this magnetism is enough to make two thing phase interfacies to disappear, and forms homogeneous phase; And TAF solvation segment and matrix resin have certain intermiscibility, TAF plays compatilizer effect.Like this, formed similar anchoring node between glass fibre, basic resin, i.e. cross-linking set, has improved the bond state of glass fibre and resin.Due to the surface of glass fibre and the increase of the mechanical function layer thickness between matrix resin, make near matrix fiberglass surfacing be easier to occur shear yielding, the absorption and the dissipative effect that increase impact energy, impel glass fibre to the toughening effect between matrix resin.Because glass fibre is coated well in resin, in the course of processing, glass fibre is synchronizeed with resin and is flowed, and is difficult for ripping, and reduces widely the glass fibre exposing.Like this, the corresponding minimizing of the friction of glass fibre and screw rod, the moment of torsion of screw rod also decreases.
Preferably, described glass fibre is short glass fiber, is preferably the glass fibre of Fibre diameter 8～16 μ m, length 2～7mm.In the present invention, also can adopt roving glass fiber, just short glass fiber effect is more better.Before being used, glass fibre adopt silane coupling agent to infiltrate.
The present invention also provides the preparation method of above-mentioned ABS//glass fiber compound material, is specially: the temperature after each raw material blending more than ABS resin fusing point, below heat decomposition temperature is carried out mechanical blending and made.
Preferably, adopt forcing machine to carry out blend in aforesaid method, Heating temperature is 190～235 ℃, and head extrusion temperature is 205～215 ℃.Preferably, forcing machine main frame screw speed 350～500r/min, reinforced rotating speed 35～50r/min.
Preferably, the blend time is 1～6 minute; Preferably 3 minutes.
Preferably, during blend, first by other raw material blending except glass fibre, and then add glass fibre to melt extrude granulation by forcing machine; Wherein, glass fibre adds (being side feeding) from forcing machine interlude.
In ABS/ glass fiber compound material of the present invention, also can add usual auxiliaries, for example: antioxidant, color master-batch.
Preferably, described antioxidant is comprised of main anti-oxidant and auxiliary antioxidant, and the weight ratio of main anti-oxidant and auxiliary antioxidant is 1: 1～4: 1, more preferably 1: 1.Optimum, wherein main anti-oxidant is that model is 1010 hindered phenol antioxidant, auxiliary antioxidant is that model is 168 hindered phenol antioxidant.
Preferably, described tinting pigment is pigment dyestuff.
While adding auxiliary agent, preferred technical scheme is that ABS/ glass fiber compound material raw material is counted by weight:
ABS resin 70-90 part;
Glass fibre 10-30 part;
Compatilizer 1-2 part;
Toughner 5-15 part;
1～5 part of tinting pigment;
0.2～0.4 part of antioxidant;
Preferably, the raw material of above-mentioned ABS/ glass fiber compound material is counted by weight:
ABS resin 70-90 part;
Glass fibre 10-30 part;
Compatilizer 1-2 part;
Toughner 5-15 part;
4 parts of tinting pigments;
0.25 part of antioxidant.
Wherein, compatilizer is modification ethylene bis stearamide (TAF).
Below by embodiment, the present invention is specifically described; it is important to point out that embodiment is only for further illustrating of the present invention; can not be interpreted as limiting the scope of the invention, these those skilled in the art can make according to the present invention some nonessential improvement and adjustment.
Preparation and the performance thereof of embodiment 1 ABS/ glass fiber compound material
According to table 1 composition of raw materials, take various raw materials, before using, ABS resin, chopped glass fiber are dried respectively 3-6 hour under 80 ℃ of conditions, wherein, adopt silane coupling agent to infiltrate, Fibre diameter 12 μ m, length 6mm before short glass fiber is dry.Add high-speed mixer high speed to mix 2 minutes with other raw materials except glass ABS resin, then low speed discharging; Material after mixing and chopped glass fiber melt extrude granulation by forcing machine and obtain ABS/ glass fiber compound material, and wherein chopped glass fiber adds (being side feeding) from forcing machine interlude, and product property detects data in Table 2.Melt pelletization condition is: main-machine screw rotating speed 240r/min, side is fed screw speed 240r/min, and forcing machine Heating temperature section is set as: 1 section/195 ℃, and 2 sections/205 ℃, 3 sections/220 ℃, 4 sections/225 ℃, 5 sections/230 ℃, 6 sections/230 ℃, 7 sections/220 ℃, 8 sections/220 ℃, 9 sections/215 ℃, head extrusion temperature: 210 ℃.
Preparation and the performance thereof of embodiment 2-3 ABS/ glass fiber compound material
The preparation method of embodiment 2～3 is identical with embodiment 1, and concrete proportioning raw materials is in Table 1; The product of two embodiment is tested according to GB, and performance data is as shown in table 2.
Preparation and the performance thereof of embodiment 4-6 ABS/ glass fiber compound material
In order to investigate compatilizer TAF to the ABS matrix material tensile strength of glass enhancing and the impact of shock resistance thereof, the present invention tests and obtains embodiment 4-6 after also the TAF raw material in embodiment 1-3 being removed, and the ABS matrix material of embodiment 4-6 gained fiber glass reinforced ABS composite material and embodiment 1-3 gained is contrasted.Concrete proportioning raw materials is as shown in table 1, and products obtained therefrom performance test is as shown in table 2.
Table 1 ABS/ glass fiber compound material proportioning raw materials unit: kilogram
In table 1, antioxidant is antioxidant 1010 (four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester) and the compound of antioxidant 168 (tricresyl phosphite (24-di-tert-butyl-phenyl) ester), by weight antioxidant 1010: irgasfos 168=1: 1; Toughner is MBS; Tinting pigment is pigment dyestuff.
The physicals of table 2 ABS/ glass fiber compound material
In table 2, SMp represents lateral shrinkage, and SMn represents longitudinal contraction rate; T
ffwhen 1.8 expression samples keep flat, apply the heat-drawn wire value of surveying when stress in bending is 1.8MPa.
In embodiments of the invention, tensile strength is tested according to GB GB/T1040.2-2006; Flexural strength, modulus in flexure are tested according to GB GB/T9341-2000; Socle girder notched Izod impact strength is tested according to GB GB/T1843.2-1996; Heat-drawn wire is tested according to GB GB/T1634.2-2004; Melt flow rate (MFR) is tested according to GB GB/T3682-2000; Molding shrinkage is tested by GB GB/T17037.4-2003.
From table 2, can see, the compound system forming with toughner MBS and TAF, all makes moderate progress to performances such as the shock strength of material, thermotolerance, tensile strength, molding shrinkages.And, by embodiment 4-6, can be found out, do not add the fiber glass reinforced ABS composite material of TAF all to have surface floating fiber phenomenon in various degree; And after adding TAF, floating fine phenomenon does not all appear in embodiment 1, embodiment 2 surfaces, even in glass amount (embodiment 3) up to 30% in the situation that, material also only has less floating fine situation to occur; And, add the resistance to impact shock of products obtained therefrom after TAF all not add the shock strength of TAF products obtained therefrom high; Show at TAF, in matrix material, to play stronger consistency, matrix resin and fiber are combined, improved the surface floating fiber phenomenon that fibre composite easily occurs, also strengthened the toughness of matrix material.
Claims (9)
1.ABS/ glass fiber compound material, its raw material is counted by weight:
Wherein, compatilizer is modification ethylene bis stearamide;
Glass fibre infiltrates with silane coupling agent before using;
Described toughner is copolymer of methyl methacrylate-styrene-butadiene.
2. ABS/ glass fiber compound material according to claim 1, is characterized in that, described glass fibre is short glass fiber.
3. ABS/ glass fiber compound material according to claim 1 and 2, is characterized in that, the diameter of described glass fibre is 8～16 μ m, and length is 2～7mm.
4. the preparation method of the ABS/ glass fiber compound material described in claim 1 or 2 any one, is specially: the temperature after each raw material blending more than ABS resin fusing point, below heat decomposition temperature is carried out mechanical blending and made.
5. the preparation method of ABS/ glass fiber compound material according to claim 4, is characterized in that, described blend adopts forcing machine to melt extrude granulation, and Heating temperature is 190～235 ℃, and head extrusion temperature is 205～215 ℃.
6. the preparation method of ABS/ glass fiber compound material according to claim 5, is characterized in that, during blend, first by other raw material blending except glass fibre, and then adds glass fibre to melt extrude granulation by forcing machine.
7. according to the preparation method of the ABS/ glass fiber compound material described in claim 5 or 6, it is characterized in that the machine screw speed 350～500r/min of forcing machine, reinforced rotating speed 35～50r/min.
8. according to the preparation method of the ABS/ glass fiber compound material described in claim 5 or 6, it is characterized in that, the blend time is 1～6 minute.
9. the preparation method of ABS/ glass fiber compound material according to claim 7, is characterized in that, the blend time is 1～6 minute.
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| CN201110395016.3A CN102504471B (en) | 2011-12-02 | 2011-12-02 | ABS (acrylonitrile-butadiene-styrene)/fiberglass composite material and preparation method thereof |
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| CN201110395016.3A CN102504471B (en) | 2011-12-02 | 2011-12-02 | ABS (acrylonitrile-butadiene-styrene)/fiberglass composite material and preparation method thereof |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103265787A (en) * | 2013-05-28 | 2013-08-28 | 杭州金州高分子科技有限公司 | Glass fiber reinforced ABS (Acrylonitrile Butadiene Styrene) material with high heat resistance |
| CN104045962B (en) * | 2014-05-30 | 2019-03-29 | 金发科技股份有限公司 | A kind of reinforced ABS resin combination and the preparation method and application thereof suitable for plating |
| CN104072924A (en) * | 2014-06-13 | 2014-10-01 | 安徽皖东化工有限公司 | Modified acrylonitrile-butadiene-styrene (ABS) resin with low glossiness and high performance |
| CN105566839B (en) * | 2016-02-01 | 2018-04-17 | 佳易容相容剂江苏有限公司 | A kind of high-performance anti-aging ABS/GF composite materials and preparation method thereof |
| CN105820496B (en) * | 2016-05-12 | 2018-04-03 | 湖北运来塑胶科技有限公司 | A kind of graphene/glass fiber reinforced ABS composite material and preparation method thereof |
| CN113174120A (en) * | 2021-03-03 | 2021-07-27 | 快思瑞科技(上海)有限公司 | Light glass fiber reinforced ABS composite board material and board preparation method |
| CN114213804B (en) * | 2021-12-29 | 2024-03-08 | 重庆普利特新材料有限公司 | High-toughness antibacterial reinforced ABS composite material and preparation method thereof |
| CN114591577B (en) * | 2022-03-04 | 2023-09-26 | 武汉金发科技有限公司 | Interface modifier and preparation method and application thereof |
| CN114716786B (en) * | 2022-03-28 | 2024-03-01 | 江苏狼博管道制造有限公司 | High heat-resistant reinforced modified ABS composite material and preparation method thereof |
| CN114957908A (en) * | 2022-06-14 | 2022-08-30 | 山东亿科化学有限责任公司 | ABS/PMMA modified alloy and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101113225A (en) * | 2006-07-28 | 2008-01-30 | 佛山市顺德区汉达精密电子科技有限公司 | ABS composite material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101113225A (en) * | 2006-07-28 | 2008-01-30 | 佛山市顺德区汉达精密电子科技有限公司 | ABS composite material |
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