CN107841085A - A kind of high tensile ABS composite material and preparation method thereof - Google Patents
A kind of high tensile ABS composite material and preparation method thereof Download PDFInfo
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- CN107841085A CN107841085A CN201711225603.1A CN201711225603A CN107841085A CN 107841085 A CN107841085 A CN 107841085A CN 201711225603 A CN201711225603 A CN 201711225603A CN 107841085 A CN107841085 A CN 107841085A
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
- C08J5/08—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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- C08J2355/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2323/00 - C08J2353/00
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- C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
- C08J2409/06—Copolymers with styrene
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Abstract
The invention discloses a kind of high tensile ABS composite material and preparation method thereof, including following parts by weight raw material to be prepared：6 15 parts of nanometer glass fiber, 5 10 parts of modifying agent, 10 15 parts of butadiene-styrene rubber, 55 75 parts of ABS resin, 13 parts of coupling agent, 0.3 0.6 parts of crosslinking agent；The present invention carries out the nanometer glass fiber Jing Guo specific aim modification with ABS resin compound, and nanometer glass fiber is set to be dispersed in ABS resin system, obtained ABS composite material high tensile strength properties are excellent, are advantageous to application of the ABS resin in more areas.
Description
Technical field
The present invention relates to material modified field, and in particular to a kind of high tensile ABS composite material and preparation method thereof.
Background technology
The terpolymer that ABS resin is made up of acrylonitrile, butadiene and styrene, because its impact resistance, heat-resisting
Property, lower temperature resistance, chemical proofing and excellent electrical properties, also with easy processing, product size is stable, lustrous surface is good
The features such as, easy application, coloring, the secondary operation such as surface metallization, plating, welding, hot pressing and bonding can also be carried out, extensively
It is general to be applied to the industrial circles such as machinery, automobile, electronic apparatus, instrument and meter, weaving and building.
With the continuous improvement that people are required material tensile property, the modified ABS resin of unstretched enhancing has been difficult to
Meet demand, thus, stretching enhancing modification is carried out to ABS resin and is necessitated.Stretching enhancing modification side to ABS now
Method species is various, and modified effect is also fine, and especially with the appearance and application of nano material, the tensile strength of ABS resin increases
Add significant effect, ABS resin is largely used in more areas, but there is also deficiency.Although nano material has stretching strong
It is good to spend enhancing effect, the advantages of addition is small, but there is also difficulties in dispersion, the defects of cost is high.Carrying out tensile strength modification
During, nano material, which disperses inequality, can influence its stretching enhancing effect, and obtained material modified tensile strength is relatively low, to modification
The production and application of material adversely affect.
The content of the invention
A kind of the defects of it is an object of the invention to overcome existing ABS resin tensile strength of material poor, there is provided high stretching
Intensity A BS composites and preparation method thereof；The present invention is by the nanometer glass fiber and ABS resin Jing Guo specific aim modification
Carry out compound, and nanometer glass fiber is dispersed in ABS resin system, obtained ABS composite material tensile strength
Can be excellent, be advantageous to application of the ABS resin in more areas.
In order to realize foregoing invention purpose, the invention provides a kind of high tensile ABS composite material, including it is following heavy
Amount part raw material are prepared：The nanometer glass fiber of 6-15 parts, the modifying agent of 5-10 parts, the butadiene-styrene rubber, 55- of 10-15 parts
75 parts of ABS resin, the coupling agent of 1-3 parts, the crosslinking agent of 0.3-0.6 parts.
A kind of above-mentioned high tensile ABS composite material, resin material can be increased according to nanometer glass fiber and crosslinking and drawn
The general principle of intensity is stretched, not only by targetedly screening modifying agent, coupling agent and the species of crosslinking agent, to improve a nanometer glass
Compatibility between glass fiber and ABS resin, and make nanometer glass fiber disperse evenly, to make nano-glass in ABS resin
Fiber is more preferable to the tensile strength humidification of ABS resin, the ABS also by controlling the degree of polymerization of ABS resin to make modified
Resin material reaches optimum balance relation between tensile strength and processability, so as to make obtained ABS resin material with
Under conditions of excellent tensile strength, it may have excellent processability, it is applied in more areas.
A kind of above-mentioned high tensile ABS composite material, wherein, a diameter of 1-10nm of described nanometer glass fiber is long
Footpath ratio is 2-10 ︰ 1；Nanometer glass fiber draw ratio is bigger, and dispersiveness is poorer, and nanometer glass fiber draw ratio is smaller, to ABS trees
The tensile strength humidification of fat is poorer；Preferably, a diameter of 3-5nm of described nanometer glass fiber, draw ratio are 3-6 ︰ 1.
A kind of above-mentioned high tensile ABS composite material, wherein, described modifying agent is methyl silicate and tripotassium phosphate
The mixture of ester composition；Described modifying agent can improve the compatibility of nanometer glass fiber and ABS resin, and and can is in nanometer glass
Glass fiber surface forms polar group, beneficial to scattered；Preferably, methyl silicate and trimethyl phosphate in described modifying agent
The ratio between amount of material is 1 ︰ 1.
A kind of above-mentioned high tensile ABS composite material, wherein, the degree of polymerization of butadiene-styrene rubber is bigger, then ABS is answered after being crosslinked
The tensile strength of condensation material is poorer, and processability is better, and the polymer of butadiene-styrene rubber is smaller, then the drawing of ABS composite material after being crosslinked
It is better to stretch intensity, processability is poorer, therefore, selects the rational butadiene-styrene rubber degree of polymerization, is balanced stretch intensive properties and processability
Important means.The degree of polymerization of described butadiene-styrene rubber is 220-340；Preferably, the degree of polymerization of described butadiene-styrene rubber is
260-300；Optimal, the degree of polymerization of described butadiene-styrene rubber is 280；By preferred, obtained ABS composite material had both had excellent
Different tensile strength, it may have preferable processability, be adapted to the application in more areas.
Wherein, the described ABS resin degree of polymerization is 800-1600；Preferably, the degree of polymerization of the ABS resin is 1000-
1400；Most preferably, the degree of polymerization of described ABS resin is 1200；By preferred, obtained ABS composite material had both had excellent
Different tensile strength, it may have preferable processability.
A kind of above-mentioned high tensile ABS composite material, wherein, described coupling agent is vinyl silicane coupling agent；Second
Alkenyl silanes can increase the compatibility between nanometer glass fiber and ABS resin material, improve the performance of ABS composite material.
Wherein, described crosslinking agent is cumyl peroxide, and the crosslinking agent can be by the polymer of two kinds of different polymerization degrees
Raw material are suitably crosslinked, and improve the tensile strength of ABS resin material.
A kind of above-mentioned high tensile ABS composite material, wherein, its raw material also includes dispersant, plasticizer, antistatic
One or more auxiliary agents in agent, coloring agent, brightener；Above-mentioned auxiliary agent can improve the processability of ABS composite material, increase it
Feature etc. acts on, so as to increase its applicability.
In order to realize foregoing invention purpose, further, present invention also offers a kind of high tensile ABS composite material
Preparation method, comprise the following steps：
（1）Nanometer glass fiber is handled with coupling agent；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is subjected to cladding processing with modifying agent；
（3）Combined Processing is carried out after nanometer glass fiber after cladding is well mixed with ABS resin in the electric field, is mixed
Material；
（4）Combined Processing is being carried out after compound is well mixed with butadiene-styrene rubber, crosslinking agent, zinc stearate, is obtaining high stretching
Intensity A BS composites.
A kind of preparation method of high tensile ABS composite material, is first coupled with coupling agent to nanometer glass fiber
Processing, increase nanometer glass fiber and modifying agent, the compatibility of ABS resin；Nanometer glass fiber is changed with modifying agent again
Property processing, and its surface formed polar group；Finally made using external electric field in nanometer glass fiber surface and ABS resin chain
Polar group polarizes, powered, by repelling each other between electric charge or attracting principle, while making nanometer glass fiber dispersed,
Also can be bonded with the polar group on ABS resin chain, so that the tensile strength enhancing effect of nanometer glass fiber obtains maximum
The embodiment of degree, so as to get modified ABS resin tensile strength significantly improve；The preparation method is simple and reliable, is suitable for height
Extensive, the industrialized production of tensile strength ABS composite material.
A kind of preparation method of above-mentioned high tensile ABS composite material, wherein, it is preferred that step 1 carries out coupling processing
During can use ultrasonic assistant；Shaken by the high speed of ultrasonic wave, make nanometer glass fiber dispersiveness more preferable, and to coupling
Processing has facilitation.
A kind of preparation method of above-mentioned high tensile ABS composite material, wherein, the electric field energy described in step 3 is to base
Group produces polarization, makes group powered, so as to promote the scattered and bonded effect of nanometer glass fiber, improves modified ABS
The tensile strength of resin.
Preferably, described electric-field intensity is 1.5-3.2kv/m；Electric-field intensity is too small, and polarization effect is weak, to nano-glass
The dispersion effect of fiber is poor；Electric-field intensity is excessive, and polarization effect is too strong, and intermolecular force is too big, and strand produces orientation and moved
It is dynamic, arrangement and the bonded performance for having an impact, ABS composite material may being reduced to strand；Most preferably, described electric field
Intensity is 2.0-2.5kv/m.
Wherein, it is preferred that described electric field is the constant parallel electric field of direction of an electric field；The constant parallel electric field of direction of an electric field
Best to the polarization effect of polar group, group intermolecular forces are stable, and the scattered and bonded promotion to nanometer glass fiber is made
Use best results.
Compared with prior art, beneficial effects of the present invention：
1st, ABS composite material of the present invention targetedly screens the species of modifying agent, coupling agent and crosslinking agent, makes nanometer glass fiber
Compatibility between ABS resin is more preferable, and the dispersiveness in ABS resin is more preferable, stretching of the nanometer glass fiber to ABS resin
Intensity enhancing effect is more preferable.
2nd, ABS composite material of the present invention makes modified ABS trees by controlling the degree of polymerization of ABS resin and butadiene-styrene rubber
Fat material reaches optimum balance relation between tensile strength and processability, so as to get ABS composite material with excellent
Under conditions of tensile strength, it may have excellent processability.
3rd, the preparation method of ABS composite material of the present invention, using the polarization of external electric field, nanometer glass fiber can be promoted
Scattered and bonded in ABS resin system, the tensile strength enhancing effect of nanometer glass fiber is more preferable, and obtained ABS is compound
The tensile strength of material is higher.
4th, the preparation method of ABS composite material of the present invention is simple, reliable, is adapted to the big of high tensile ABS composite material
Scale, industrialized production.
Embodiment
With reference to test example and embodiment, the present invention is described in further detail.But this should not be understood
Following embodiment is only limitted to for the scope of the above-mentioned theme of the present invention, it is all that this is belonged to based on the technology that present invention is realized
The scope of invention.
Embodiment 1
（1）12 parts of nanometer glass fiber is handled with 2 parts of vinyl silanes；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is wrapped with 4 parts of methyl silicate and 4 parts of trimethyl phosphate
Cover processing；
（3）In electric-field strength after nanometer glass fiber after cladding is well mixed with the ABS resin that 65 parts of the degree of polymerization is 1200
Spend to be extruded in the constant parallel electric field of 2.5kv/m direction of an electric field, obtain compound；
（4）The compound that step 3 obtains and butadiene-styrene rubber that 12 parts of the degree of polymerization is 280,0.2 part of cumyl peroxide are mixed
Extruded after closing uniformly, obtain high tensile ABS composite material.
Embodiment 2
（1）6 parts of nanometer glass fiber is handled with 1 part of vinyl silanes；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is entered with 2.5 parts of methyl silicate and 2.5 parts of trimethyl phosphate
The processing of row cladding；
（3）In electric-field strength after nanometer glass fiber after cladding is well mixed with the ABS resin that 55 parts of the degree of polymerization is 800
Spend in the electric field for 3.2kv/m and extruded, obtain compound；
（4）The compound that step 3 obtains and butadiene-styrene rubber that 10 parts of the degree of polymerization is 220,0.3 part of cumyl peroxide are mixed
Extruded after closing uniformly, obtain high tensile ABS composite material.
Embodiment 3
（1）15 parts of nanometer glass fiber is handled with 3 parts of vinyl silanes；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is wrapped with 5 parts of methyl silicate and 5 parts of trimethyl phosphate
Cover processing；
（3）In electric field after nanometer glass fiber after cladding is well mixed with the ABS resin that 75 parts of the degree of polymerization is 1600
Intensity is to be extruded in the constant parallel electric field of 1.5kv/m direction of an electric field, obtains compound；
（4）The compound that step 3 obtains and butadiene-styrene rubber that 15 parts of the degree of polymerization is 340,0.1 part of cumyl peroxide are mixed
Extruded after closing uniformly, obtain high tensile ABS composite material.
Comparative example 1
（1）12 parts of nanometer glass fiber is handled with 2 parts of vinyl silanes；
（2）By the nanometer glass fiber Jing Guo coupling agent treatment and 5 parts of dispersant, the ABS trees that 65 parts of the degree of polymerization is 1200
Extruded after fat is well mixed in the constant parallel electric field of the direction of an electric field that electric-field intensity is 2.5kv/m, obtain compound；
（3）The compound that step 2 obtains and butadiene-styrene rubber that 12 parts of the degree of polymerization is 280,0.2 part of cumyl peroxide are mixed
Extruded after closing uniformly, obtain ABS composite material.
Comparative example 2
（1）12 parts of nanometer glass fiber is handled with 2 parts of vinyl silanes；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is wrapped with 4 parts of methyl silicate and 4 parts of trimethyl phosphate
Cover processing；
（3）It is 280 by ABS resin that the nanometer glass fiber after cladding and 65 parts of the degree of polymerization are 1200,12 parts of the degree of polymerization
Butadiene-styrene rubber, 0.2 part of cumyl peroxide it is well mixed after extruded, obtain ABS composite material.
Comparative example 3
（1）12 parts of nanometer glass fiber is handled with 2 parts of vinyl silanes；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is coated with 4 parts of polystyrene and 4 parts of trimethyl phosphate
Processing；
（3）In electric-field strength after nanometer glass fiber after cladding is well mixed with the ABS resin that 65 parts of the degree of polymerization is 1200
Spend to be extruded in the constant parallel electric field of 2.5kv/m direction of an electric field, obtain compound；
（4）The compound that step 3 obtains and butadiene-styrene rubber that 12 parts of the degree of polymerization is 280,0.2 part of cumyl peroxide are mixed
Extruded after closing uniformly, obtain ABS composite material.
Comparative example 4
（1）12 parts of nanometer glass fiber is handled with 2 parts of vinyl silanes；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is wrapped with 4 parts of methyl silicate and 4 parts of trimethyl phosphate
Cover processing；
（3）By the butadiene-styrene rubber of the nanometer glass fiber after cladding and 12 parts of the degree of polymerization for 280,0.2 part of peroxidating diisopropyl
Constant flat of direction of an electric field for being 2.5kv/m in electric-field intensity after ABS resin that benzene, 65 parts of the degree of polymerization are 800 is well mixed
Extruded in row electric field, obtain ABS composite material.
Comparative example 5
（1）12 parts of nanometer glass fiber is handled with 2 parts of vinyl silanes；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is wrapped with 4 parts of methyl silicate and 4 parts of trimethyl phosphate
Cover processing；
（3）In electric-field intensity after nanometer glass fiber after cladding is well mixed with the ABS resin that 65 parts of the degree of polymerization is 700
To be extruded in the constant parallel electric field of 2.5kv/m direction of an electric field, compound is obtained；
（4）The compound that step 3 obtains and butadiene-styrene rubber that 12 parts of the degree of polymerization is 200,0.2 part of cumyl peroxide are mixed
Extruded after closing uniformly, obtain ABS composite material.
By the ABS composite material in above-described embodiment 1-3 and comparative example 1-5, performance detection is carried out, record data is as follows：
| Performance | Tensile strength（MPa） | Processability |
| Embodiment 1 | 78 | ++++ |
| Embodiment 2 | 76 | ++++ |
| Embodiment 3 | 77 | ++++ |
| Comparative example 1 | 61 | ++++ |
| Comparative example 2 | 69 | ++++ |
| Comparative example 3 | 63 | ++++ |
| Comparative example 4 | 66 | ++++ |
| Comparative example 5 | 77 | ++ |
| Pure ABS resin | 43 | +++++ |
Note："+" is more, illustrates that performance is better.
Above-mentioned analysis of experimental data is understood, the high tensile ABS composite woods of the present invention being prepared in embodiment 1-3
Material, nanometer glass fiber are uniformly dispersed, and good with the compatibility of ABS resin, ABS composite material tensile strength is good, and processability is good；And
In comparative example 1, modifying agent is not used processing is modified to nanometer glass fiber, although adding dispersant, nano-glass
Fiber dispersion effect is poor, and the poor compatibility with ABS resin, the tensile strength of ABS resin material significantly reduces；In comparative example 2 not
Combined Processing is carried out in the electric field, and nanometer glass fiber dispersion effect is poor, and the tensile strength of ABS resin material significantly reduces；It is right
Modifying agent is not the application defined in ratio 3, and nanometer glass fiber dispersion effect is poor, the tensile strength of ABS resin material
Significantly reduce；Cross-linking reaction is equally carried out in the electric field in comparative example 4, and electric field has a negative impact to cross-linking reaction, so as to get
ABS resin material tensile strength reduce；The ABS resin and the butadiene-styrene rubber degree of polymerization used in comparative example 5 is too small, after compound
Although tensile strength increased, its processability significantly reduces, and is unfavorable for the application of ABS composite material.
Claims (10)
1. a kind of high tensile ABS composite material, it is characterised in that be prepared including following parts by weight raw material：6-15
The nanometer glass fiber of part, the modifying agent of 5-10 parts, the butadiene-styrene rubber of 10-15 parts, the ABS resin of 55-75 parts, the idol of 1-3 parts
Join agent, the crosslinking agent of 0.3-0.6 parts；The modifying agent is the mixture of methyl silicate and trimethyl phosphate composition；The idol
Connection agent is vinyl silicane coupling agent, and the crosslinking agent is cumyl peroxide；The degree of polymerization of the butadiene-styrene rubber is 220-
340；The ABS resin degree of polymerization is 800-1600.
2. ABS composite material according to claim 1, it is characterised in that methyl silicate and phosphoric acid in the modifying agent
The ratio between amount of material of trimethyl is 1 ︰ 1.
3. ABS composite material according to claim 1, it is characterised in that the degree of polymerization of the butadiene-styrene rubber is 260-
300。
4. ABS composite material according to claim 3, it is characterised in that the degree of polymerization of the butadiene-styrene rubber is 280.
5. ABS composite material according to claim 1, it is characterised in that the ABS resin degree of polymerization is 1000-1400.
6. ABS composite material according to claim 5, it is characterised in that the ABS resin degree of polymerization is 1200.
7. a kind of preparation method of the ABS composite material as described in claim 1-6, it is characterised in that comprise the following steps：
（1）Nanometer glass fiber is handled with coupling agent；
（2）Nanometer glass fiber Jing Guo coupling agent treatment is subjected to cladding processing with modifying agent；
（3）Combined Processing is carried out after nanometer glass fiber after cladding is well mixed with ABS resin in the electric field, is mixed
Material；
（4）Combined Processing is being carried out after compound is well mixed with butadiene-styrene rubber, crosslinking agent, high tensile ABS is being obtained and answers
Condensation material.
8. preparation method according to claim 7, it is characterised in that step（3）Middle electric-field intensity is 1.5-3.2kv/m.
9. preparation method according to claim 8, it is characterised in that step（3）Middle electric-field intensity is 2.0-2.5kv/m.
10. preparation method according to claim 7, it is characterised in that step（3）Middle electric field, which is that direction of an electric field is constant, puts down
Row electric field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711225603.1A CN107841085A (en) | 2017-11-29 | 2017-11-29 | A kind of high tensile ABS composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711225603.1A CN107841085A (en) | 2017-11-29 | 2017-11-29 | A kind of high tensile ABS composite material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107841085A true CN107841085A (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711225603.1A Withdrawn CN107841085A (en) | 2017-11-29 | 2017-11-29 | A kind of high tensile ABS composite material and preparation method thereof |
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| Country | Link |
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| CN (1) | CN107841085A (en) |
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