CN107739508A - A kind of chopped glass fiber enhancing polyphenylene sulfide material and preparation method thereof - Google Patents
A kind of chopped glass fiber enhancing polyphenylene sulfide material and preparation method thereof Download PDFInfo
- Publication number
- CN107739508A CN107739508A CN201710899713.XA CN201710899713A CN107739508A CN 107739508 A CN107739508 A CN 107739508A CN 201710899713 A CN201710899713 A CN 201710899713A CN 107739508 A CN107739508 A CN 107739508A
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- CN
- China
- Prior art keywords
- polyphenylene sulfide
- glass fiber
- chopped glass
- sulfide material
- fiber enhancing
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/02—Polythioethers; Polythioether-ethers
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- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- 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
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
Abstract
The invention discloses a kind of chopped glass fiber to strengthen polyphenylene sulfide material and preparation method thereof, includes the raw material of following percentage by weight：Polyphenylene sulfide 45% 66.2%, chopped glass fiber 30% 45%, antioxidant 0.3 0.5%, lubricant 0.5 1.5%, compatilizer 3 8%.The present invention is acted synergistically by compatilizer and lubricant, avoid chopped glass fiber emersion surface in processing, solve the problems, such as that burr, low in glossiness easily occurs in polyphenylene sulfide surface, the mechanical performance of polyphenylene sulfide is improved simultaneously, and the presentation quality of the chopped glass fiber enhancing polyphenylene sulfide material product of acquisition is good.
Description
Technical field
The invention belongs to technical field of polymer materials, and in particular to a kind of chopped glass fiber strengthens polyphenylene sulfide material
And preparation method thereof.
Background technology
Polyphenylene sulfide (abbreviation PPS) is a kind of novel high-performance thermoplastic resin, has high mechanical strength, high temperature resistant, resistance to
Chemicals, the advantages that fire retardant, heat endurance is good, excellent electrical properties, have extensively in electronics, automobile, machinery and chemical field
General application.PPS has excellent high temperature resistant, corrosion-resistant, radiation hardness, fire-retardant, balanced physical and mechanical properties and fabulous size
The features such as stability and excellent electrical property, it is widely used as structural high polymer material, passes through filling, modified use extensively
Make special engineering plastics, meanwhile, the film, coating and composite of various functions are may also be fabricated which, is navigated in electronic apparatus, aviation
My god, the field such as Automobile Transportation succeeds application.
Polyphenylene sulfide is mainly at present plus glass fibre is modified, and glass modified polyphenyl thioether not only reduces cost,
Intensity is also increased simultaneously, has expanded the application field of polyphenylene sulfide.Although glass can improve the mechanical property of polyphenylene sulfide,
But during glass modified polyphenyl thioether, the compatibility of glass and polyphenylene sulfide is not excellent enough, mobility can be caused to be deteriorated, glass is easily floating
Go out material surface so that burr, and low in glossiness easily occurs in surface, causes product appearance quality poor.
The content of the invention
It is an object of the invention to：Easily there is burr, product appearance for above-mentioned existing glass modified polyphenyl thioether surface
Ropy problem, the present invention provide a kind of chopped glass fiber enhancing polyphenylene sulfide material and preparation method thereof.
The technical solution adopted by the present invention is as follows：
A kind of chopped glass fiber strengthens polyphenylene sulfide material, includes the raw material of following percentage by weight：Polyphenylene sulfide
45%-66.2%, chopped glass fiber 30%-45%, antioxidant 0.3-0.5%, lubricant 0.5-1.5%, compatilizer 3-8%.
The present invention adds compatilizer and lubricant in glass modified polyphenyl thioether, and compatilizer makes glass and PPS good
With reference to, the compatibility of the two is effectively improved, lubricant can then improve mobility, glass is uniformly distributed in polyphenylene sulfide, and
And the present invention is also known as fiberglas chopped strand using chopped glass fiber, chopped glass fiber, the precursor drawn using size,
It is chopped and forms online via wet method, chopped glass fiber has excellent dry state mobility, is advantageous to be further ensured that polyphenylene sulfide
Mobility and its uniformity in polyphenylene sulfide.The present invention is used cooperatively by compatilizer and lubricant, is avoided glass and is existed
Emersion surface during processing, solve the problems, such as that burr, low in glossiness, product appearance quality easily occurs in polyphenylene sulfide surface
It is good.
Further, chopped glass fiber using preceding need carry out silane surface coupling agent treatment.Chopped glass fiber surface carries out silicon
Alkane coupling agent treatment can improve the bond properties of chopped glass fiber and polyphenylene sulfide, greatly improve chopped glass fiber enhancing polyphenylene sulfide resin
The performance such as the intensity of fat material, electric, water resistant, anti-weather.
Further, antioxidant includes one or both of antioxidant 1010 and antioxidant 1330.Antioxidant 1010 and
Antioxidant 1330 has good compatibility with polyphenylene sulfide, can effectively prevent polyphenylene sulfide thermal oxidative degradation, while
It is a kind of efficient processing stabilizers, discoloration-resistant of the polyphenylene sulfide under the conditions of high temperature process can be improved.
Further, lubricant is silicone powder or pentaerythritol stearate.Silicone powder is gathered with high molecular weight silicone
Compound is key component, and the scattered lubricating modification agent that other functional aids are combined, and has and does not separate out, squeezed in screw rod
Go out it is non-slip, improve the features such as product mobility, and lustrous surface can be improved, promote surface silk quality sense of touch, improved wear-resisting
Property and resistance to scraping property.In addition, silicone powder may additionally facilitate crystallization, the impact for improving chopped glass fiber enhancing polyphenylene sulfide material is strong
Degree.Pentaerythritol stearate has good heat endurance and low volatility, the good demoulding and mobile performance at high temperature,
And the transparency and surface smoothness of product can be significantly improved, is alternatively arranged as plasticizer.
Further, compatilizer includes maleic anhydride grafting hydrogenated styrene-butadiene block copolymer, methacrylic acid
Ethylene oxidic ester grafting POE, the two-way grafting POE of GMA phenoxy group, maleic anhydride grafted polyphenylene ether, horse
One or both of maleic anhydride grafted polyethylene and maleic anhydride inoculated polypropylene.Compatilizer of the present invention is chopped except that can improve
Outside the compatibility of glass and polyphenylene sulfide, toughener is alternatively arranged as, improves the toughness of polyphenylene sulfide.
The present invention uses response type compatilizer, and its non-polar high polymer main body can be with the non-polar polymer phase in blend
Hold, play a part of toughness reinforcing, and polar group and can simultaneously with the active group on chopped glass fiber surface and polyphenylene sulfide segment
Reaction or bonding, play a part of bonding both, when being used cooperatively with lubricant, except polyphenylene sulfide and chopped glass can be increased
Outside fine compatibility, it can also increase the compatibility of lubricant and polyphenylene sulfide, auxiliary lubricant further improves polyphenylene sulfide
Mobility, meanwhile, it can also increase the compatibility of lubricant and chopped glass fiber, so as to drive chopped glass fiber to be flowed in polyphenylene sulfide
It is dynamic, promote it to be uniformly distributed in polyphenylene sulfide, therefore, the present invention combines compatilizer and lubricant, the two synergy, effectively
Solve the problems, such as that burr, low in glossiness easily occurs in polyphenylene sulfide surface.
A kind of preparation method of chopped glass fiber enhancing polyphenylene sulfide material, comprises the following steps：
(1) polyphenylene sulfide, antioxidant, lubricant and compatilizer are well mixed, masterbatch is made；
(2) by masterbatch made from step (1) by extruder loading hopper add, chopped glass fiber by extruder side feeding hopper
Add, extruded, cooling, drying, be granulated, prepare chopped glass fiber enhancing polyphenylene sulfide material.
Further, in step (1), it is blended in high mixer and carries out.
Further, extruder is double screw extruder, each section an of area to 9th area temperature is respectively 250 DEG C, 290 DEG C, 290
℃、290℃、290℃、300℃、300℃、300℃、300℃。
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：The present invention by compatilizer and
Lubricant acts synergistically, and avoids chopped glass fiber emersion surface in processing, efficiently solves polyphenylene sulfide surface and hair easily occur
The problem of thorn, low in glossiness, while the mechanical performance of polyphenylene sulfide is improved, the chopped glass fiber enhancing polyphenylene sulfide of acquisition
The presentation quality of material product is good.
Embodiment
All features disclosed in this specification, can be with any in addition to mutually exclusive feature and/or step
Mode combines.
Embodiment 1
A kind of preparation method of chopped glass fiber enhancing polyphenylene sulfide material, comprises the following steps：
(1) by 55.2wt% polyphenylene sulfides, 0.3wt% antioxidant 1010s, 1.5wt% silicone powders and 3wt% maleic anhydrides
It is uniform in high-speed mixer and mixing to be grafted hydrogenated styrene-butadiene block copolymer, masterbatch is made；
(2) by masterbatch made from step (1) by extruder loading hopper add, 40wt% chopped glass fibers by extruder side
Feeding hopper adds, and extruded, cooling, drying, is granulated, and prepares chopped glass fiber enhancing polyphenylene sulfide material.
Embodiment 2
A kind of preparation method of chopped glass fiber enhancing polyphenylene sulfide material, comprises the following steps：
(1) by 52.2wt% polyphenylene sulfides, 0.3wt% antioxidant 1010s, 1.5wt% silicone powders and 6wt% maleic anhydrides
It is uniform in high-speed mixer and mixing to be grafted hydrogenated styrene-butadiene block copolymer, masterbatch is made；
(2) by masterbatch made from step (1) by extruder loading hopper add, 40wt% chopped glass fibers by extruder side
Feeding hopper adds, and extruded, cooling, drying, is granulated, and prepares chopped glass fiber enhancing polyphenylene sulfide material.
Embodiment 3
A kind of preparation method of chopped glass fiber enhancing polyphenylene sulfide material, comprises the following steps：
(1) by 52.2wt% polyphenylene sulfides, 0.3wt% antioxidant 1010s, 1.5wt% silicone powders and 6wt% metering systems
Acid glycidyl ester grafting POE is uniform in high-speed mixer and mixing, and masterbatch is made；
(2) by masterbatch made from step (1) by extruder loading hopper add, 40wt% chopped glass fibers by extruder side
Feeding hopper adds, and extruded, cooling, drying, is granulated, and prepares chopped glass fiber enhancing polyphenylene sulfide material.
Comparative example
This comparative example the difference is that only that formula is different from embodiment 1, and formula includes following raw material：59.7wt% gathers
Diphenyl sulfide, 40wt% chopped glass fibers, 0.3wt% antioxidant 1010s.
The chopped glass fiber enhancing polyphenylene sulfide material prepared to embodiment 1-3 and comparative example carries out mechanical performance survey
Examination, tensile strength and elongation at break are tested by the standards of GB/T 1040, and bending strength and bending modulus press GB/T 9341
Standard is tested, and notch impact strength is tested by the standards of GB/T 1843, the results are shown in Table 1.
The mechanical performance of chopped glass fiber enhancing polyphenylene sulfide material prepared by the embodiment 1-3 of table 1, comparative example
In fiberglass reinforced polyphenylene sulfide, glass forms interface cohesion with polyphenylene sulfide, will by interface when material stress
Stress is delivered to fiber, makes it as structural support, improves the mechanical performance of material.The present invention passes through compatilizer and lubricant
Collaboration use, improve the interface binding power of polyphenylene sulfide and glass, improve glass dispersiveness, so relative contrast's example,
Polyphenylene sulfide surface prepared by embodiment 1-3 does not occur burr, and glossiness is good, and embodiment 1-3 average tensile strength carries
High by more than 18%, average bending modulus improves more than 4%, and average bending strength improves more than 15%, and average impact intensity improves
More than 29%.
By the contrast of Examples 1 and 2, increase the dosage of compatilizer, the interface that can improve polyphenylene sulfide and glass is tied
With joint efforts, it is favorably improved the comprehensive mechanical performance of the stretch bending impact of material.Embodiment 2 and 3 contrasts, the stretching of embodiment 3
The comprehensive mechanical performance of bend crash is better than embodiment 2, because glycidyl methacrylate graft POE epoxy-activated
Group than maleic anhydride grafting hydrogenated styrene-butadiene block copolymer anhydride group it is active high so that glass and gather
Diphenyl sulfide has stronger interface binding power, but because POE toughening effect is more obvious so that bending modulus decreases.
It is embodiments of the invention as described above.The present invention is not limited to the above-described embodiments, anyone should learn that
The structure change made under the enlightenment of the present invention, the technical schemes that are same or similar to the present invention, each fall within this
Within the protection domain of invention.
Claims (8)
1. a kind of chopped glass fiber strengthens polyphenylene sulfide material, it is characterised in that includes the raw material of following percentage by weight：It is poly-
Diphenyl sulfide 45%-66.2%, chopped glass fiber 30%-45%, antioxidant 0.3-0.5%, lubricant 0.5-1.5%, compatilizer 3-
8%.
2. a kind of chopped glass fiber enhancing polyphenylene sulfide material according to claim 1, it is characterised in that described to be chopped
Glass using preceding need carry out silane surface coupling agent treatment.
A kind of 3. chopped glass fiber enhancing polyphenylene sulfide material according to claim 1, it is characterised in that the antioxygen
Agent includes one or both of antioxidant 1010 and antioxidant 1330.
A kind of 4. chopped glass fiber enhancing polyphenylene sulfide material according to claim 1, it is characterised in that the lubrication
Agent is silicone powder or pentaerythritol stearate.
5. a kind of chopped glass fiber enhancing polyphenylene sulfide material according to claim 1, it is characterised in that described compatible
Agent includes maleic anhydride grafting hydrogenated styrene-butadiene block copolymer, glycidyl methacrylate graft POE, first
The two-way grafting POE of base glycidyl acrylate phenoxy group, maleic anhydride grafted polyphenylene ether, maleic anhydride grafted polyethylene and horse
One or both of maleic anhydride grafted polypropylene.
6. a kind of preparation method of chopped glass fiber enhancing polyphenylene sulfide material described in claim 1-5 any one, it is special
Sign is, comprises the following steps：
(1) polyphenylene sulfide, antioxidant, lubricant and compatilizer are well mixed, masterbatch is made；
(2) masterbatch made from step (1) is added by the loading hopper of extruder, chopped glass fiber is added by the side feeding hopper of extruder
Enter, extruded, cooling, drying, be granulated, prepare chopped glass fiber enhancing polyphenylene sulfide material.
A kind of 7. preparation method of chopped glass fiber enhancing polyphenylene sulfide material according to claim 6, it is characterised in that
In the step (1), it is blended in high mixer and carries out.
A kind of 8. preparation method of chopped glass fiber enhancing polyphenylene sulfide material according to claim 6, it is characterised in that
The extruder is double screw extruder, each section an of area to 9th area temperature is respectively 250 DEG C, 290 DEG C, 290 DEG C, 290 DEG C, 290
℃、300℃、300℃、300℃、300℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710899713.XA CN107739508A (en) | 2017-09-28 | 2017-09-28 | A kind of chopped glass fiber enhancing polyphenylene sulfide material and preparation method thereof |
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| CN201710899713.XA CN107739508A (en) | 2017-09-28 | 2017-09-28 | A kind of chopped glass fiber enhancing polyphenylene sulfide material and preparation method thereof |
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ID=61236209
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108610561A (en) * | 2018-05-18 | 2018-10-02 | 合肥卡洛塑业科技有限公司 | A kind of reinforced polypropylene compound material of alternative ABS and preparation method thereof and purposes |
| CN109912973A (en) * | 2019-01-25 | 2019-06-21 | 深圳市高科塑化有限公司 | A kind of glass fiber reinforcement PPS-CNT conducing composite material and preparation method thereof |
| CN111117244A (en) * | 2019-12-16 | 2020-05-08 | 中广核俊尔(浙江)新材料有限公司 | Special high-fluidity reinforced polyphenylene sulfide composite material for electronic tags, and preparation method and application thereof |
| CN111534099A (en) * | 2020-06-16 | 2020-08-14 | 富海(东营)新材料科技有限公司 | Low-cost low-fiber-floating high-glass-fiber-content reinforced polyphenylene sulfide composite material and preparation method thereof |
| CN114479463A (en) * | 2022-02-22 | 2022-05-13 | 上海聚威新材料股份有限公司 | Extrusion-grade PPS composite material and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108610561A (en) * | 2018-05-18 | 2018-10-02 | 合肥卡洛塑业科技有限公司 | A kind of reinforced polypropylene compound material of alternative ABS and preparation method thereof and purposes |
| CN109912973A (en) * | 2019-01-25 | 2019-06-21 | 深圳市高科塑化有限公司 | A kind of glass fiber reinforcement PPS-CNT conducing composite material and preparation method thereof |
| CN111117244A (en) * | 2019-12-16 | 2020-05-08 | 中广核俊尔(浙江)新材料有限公司 | Special high-fluidity reinforced polyphenylene sulfide composite material for electronic tags, and preparation method and application thereof |
| CN111117244B (en) * | 2019-12-16 | 2022-08-05 | 中广核俊尔(浙江)新材料有限公司 | Special high-fluidity reinforced polyphenylene sulfide composite material for electronic tags, and preparation method and application thereof |
| CN111534099A (en) * | 2020-06-16 | 2020-08-14 | 富海(东营)新材料科技有限公司 | Low-cost low-fiber-floating high-glass-fiber-content reinforced polyphenylene sulfide composite material and preparation method thereof |
| CN111534099B (en) * | 2020-06-16 | 2023-01-24 | 富海(东营)新材料科技有限公司 | Low-cost low-fiber-floating high-glass-fiber-content reinforced polyphenylene sulfide composite material and preparation method thereof |
| CN114479463A (en) * | 2022-02-22 | 2022-05-13 | 上海聚威新材料股份有限公司 | Extrusion-grade PPS composite material and preparation method thereof |
| CN114479463B (en) * | 2022-02-22 | 2023-02-10 | 上海聚威新材料股份有限公司 | Extrusion-grade PPS composite material and preparation method thereof |
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Inventor after: Jiang Ximeng Inventor after: Cui Mingxian Inventor after: Fan Yongzhi Inventor after: Liu Hong Inventor after: Zheng Pan Inventor before: Fan Yongzhi Inventor before: Liu Hong Inventor before: Zheng Pan |
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Effective date of registration: 20181207 Address after: 100020 Building 303, 514, Nanli Five District, Chaoyang Science Park, Beijing Applicant after: Jiang Ximeng Address before: 620010 Meishan Jinxiang Chemical Industrial Park, Dongpo District, Meishan City, Sichuan Province Applicant before: CHENGDU DANUO ENGINEERING TECHNOLOGY CONSULTING CO., LTD. |
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Application publication date: 20180227 |