CN102417698A - Permanent antistatic PET/PPO alloy and preparation method thereof - Google Patents
Permanent antistatic PET/PPO alloy and preparation method thereof Download PDFInfo
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- CN102417698A CN102417698A CN201110376991XA CN201110376991A CN102417698A CN 102417698 A CN102417698 A CN 102417698A CN 201110376991X A CN201110376991X A CN 201110376991XA CN 201110376991 A CN201110376991 A CN 201110376991A CN 102417698 A CN102417698 A CN 102417698A
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- Prior art keywords
- pet
- ppo
- ppo alloy
- quiet
- permanent anti
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Classifications
-
- 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
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- 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
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- 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
- B29C2948/92885—Screw or gear
-
- 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
Abstract
The invention relates to a permanent antistatic PET/PPO alloy and a preparation method thereof. The PET/PPO alloy comprises the following raw materials, by weight, 3-8% of an antistatic master batch, 40-45% of PET, 40-50% of PPO and 1-5% of a compatilizer, wherein the antistatic master batch comprises the following components, by weight, 1-15% of an alkali metal salt, 0.1-2% of an antioxidant, 0.1-2% of a thermal stabilizer, 0-10% of an antistatic assistant, and 70-95% of a polyether-contained blocked high molecular material. The PET/PPO alloy is prepared by mixing the raw materials according to above proportions, discharging and carrying out extrusion granulation. The PET/PPO alloy has the advantages of lasting antistatic effect, reaching of the permanent antistatic effect, good antistatic effect, high comprehensive mechanical performance, approach of performances of the pure PET/PPO alloy, realization of the preparation of various colors because of the light color, low cost, good thermal resistance and the like. The surface resistivity of the PET/PPO alloy can reach 10<6>-10<8>omega.m.
Description
Technical field
The present invention relates to a kind of permanent anti-static master batch and preparation method.The invention still further relates to a kind of permanent anti-static PET/PPO alloy preparation method.
Background technology
PPO has that rigidity is big, thermotolerance is high, water-tolerant, difficult combustion, intensity be than advantages such as high electrical performance are good; Also have advantages such as wear-resisting, nontoxic, anti-pollution; Its specific inductivity and dielectric loss are one of minimum kind in engineering plastics; Receive the influence of temperature, humidity hardly, can be used for basic, normal, high frequency electric field field.The load deformation temperature of PPO can reach more than 190 ℃, and embrittlement temperature is-170 ℃.PET is oyster white or polymkeric substance light yellow, highly crystalline, and surface smoothing is glossy.In awide temperature range, have excellent physical and mechanical properties, the life-time service temperature can reach 120 ℃, and electrical insulating property is good, even under the high temperature high frequency, its electrical property is still better, creep resistance, and resistance to fatigue, rub resistance, dimensional stability are all fine.The PET/PPO alloy has had the characteristic of PET, PPO simultaneously concurrently, and this material is widely used.All have excellent electric insulating but the PET/PPO alloy is the same with most of macromolecular materials, its surface resistivity is generally 10
13-10
15Ω .m, electroconductibility is much smaller than metallic substance.Be prone to the static electricity gathered lotus later on when contacting with other materials or rubbing.The negative interaction that accumulation of static electricity brought has had a strong impact on production, life, work, sometimes even can cause fire and blast.In some specific work environments of weaving, coal mining and electronic enterprises, require the PET/PPO alloy product when having performances such as higher mechanical property, wear resistance, flame retardant resistance, also will have anti-static function, promptly surface resistivity will arrive 10
9-10
11Ω .m, even to arrive 10
7-10
8Ω .m, and require permanent anti-static, to satisfy specific request for utilization.
Summary of the invention
The object of the invention is exactly for the request for utilization to material of some specific work environments of satisfying weaving, coal mining and electronic enterprises, and a kind of permanent anti-static PET/PPO alloy and preparation method are provided.
The object of the invention can be realized through following technical scheme:
A kind of permanent anti-static PET/PPO alloy of the present invention, this material comprises following component and weight percentage: antistatic master granule 3-8%, PET 40-45%, PPO 40-54%, compatilizer 1-5%.
Said antistatic master granule comprises following component and weight percentage: an alkali metal salt 1-15%, and oxidation inhibitor 0.1-2%, thermo-stabilizer 0.1-2% helps static inhibitor 0-10%, contains the macromolecular material 70-95% of polyether block.
Described an alkali metal salt is M
+X
-, M wherein
+Be Li
+, Na
+, K
+X
-Be Cl
-, Br
-, I
-, CLO
4 -, preferred LiCLO
4
Described oxidation inhibitor is thiodiphenylamine and 1: 1 compound of phosphorous acid ester (s9228) weight ratio;
Described thermo-stabilizer is organo-tin het stabilizer, calcium stearate, zinc stearate by weight 2: 1: 1 compound;
The described static inhibitor that helps is a silicon-dioxide;
The described macromolecular material that contains polyether block is polyoxyethylene, polyethylene glycol methylacrylic acid interpolymer by weight 5: 1 compound; Between the preferred 6-16 ten thousand of the molecular weight of two kinds of polymkeric substance.
Described PET limiting viscosity 0.5-1.5dL/g, the PPO limiting viscosity is 0.3-0.6dL/g.
Described compatilizer is the mixture of maleic anhydride graft polyoxyethylene and SEBS grafting GMA, and weight proportion is 1: 1.
The preparation method of a kind of permanent anti-static PET/PPO alloy of the present invention, method is following, by weight percentage sampling: antistatic master granule 3-8%, PET 40-45%, PPO 40-50%, compatilizer 1-5%.Put into high-speed mixer and mixing 2-5 minute, the twin screw extruder extruding pelletization is used in discharging then, and processing temperature is at 265-295 ℃, and the screw rod revolution is at 35-40Hz.
It is lasting that the antistatic master granule that the present invention adopts has antistatic effect, and addition is little but antistatic effect good, the PET/PPO alloy property is influenced little, of light color, advantages such as cost is low, good heat resistance, especially with a lot of resins good consistency is arranged all.The surface resistivity of this master batch itself is: 10
2-10
3Ω .m.Oxidation inhibitor and thermo-stabilizer can improve the character such as anti-aging and heat-resisting degraded of this master batch in the course of processing and use.Help the adding of static inhibitor can improve the surfactivity of resin, improve static resistance.
The permanent anti-static PET/PPO alloy that the present invention obtains has the effect that antistatic effect is lasting, reach permanent anti-static; Antistatic effect is good, the performance of higher, the approaching pure PET/PPO alloy of comprehensive mechanical property, the shades of colour that is made into of light color; Cost is low, advantages such as good heat resistance.The surface resistivity of this permanent anti-static PET/PPO alloy can reach 10
6-10
8Ω .m.The mixture of maleic anhydride graft polyoxyethylene and SEBS grafting GMA joins the consistency of obviously having improved antistatic master granule and PET/PPO alloy in the alloy as compatilizer, has improved the over-all properties of material.
Compared with prior art, beneficial effect of the present invention is:
1, the permanent anti-static master batch surface resistivity of being developed can reach 10
2-10
3Ω .m.Can be widely used in modified PET/PPO alloy; Compared with prior art, it is lasting to have an antistatic effect, and addition is little but antistatic effect good, to little, of light color, the advantages such as cost is low, good heat resistance of PET/PPO alloy property influence, especially with a lot of resins good consistency is arranged all.
2; The permanent anti-static PET/PPO alloy of being developed compared with prior art has the effect that antistatic effect is lasting, reach permanent anti-static, and antistatic effect is good; The performance of higher, the approaching pure PET/PPO alloy of comprehensive mechanical property; The shades of colour that is made into of light color, cost is low, advantages such as good heat resistance.The surface resistivity of this permanent anti-static PET/PPO alloy can reach 10
6-10
8Ω .m.This material is widely used in weaving, the parts of some specific work environments of coal mining and electronic enterprises.
Embodiment
Below in conjunction with embodiment the present invention is further specified, but used embodiment just is used to explain the present invention rather than restriction the present invention.
1, a kind of antistatic master granule and preparing method's embodiment:
Embodiment 1-5
The antistatic master granule formula for raw stock of embodiment 1-5 is following:
In the foregoing description, described an alkali metal salt is M
+X
-, M wherein
+Be Li
+, Na
+, K
+X
-Be Cl
-, Br
-, I
-, CLO
4 -, preferred LiCLO
4
In the foregoing description, described oxidation inhibitor is thiodiphenylamine and 1: 1 compound of phosphorous acid ester (s9228) weight ratio;
In the foregoing description, described thermo-stabilizer is organo-tin het stabilizer, calcium stearate, zinc stearate by weight 2: 1: 1 compound;
In the foregoing description, the described static inhibitor that helps is a silicon-dioxide;
In the foregoing description, the described macromolecular material that contains polyether block is polyoxyethylene, polyethylene glycol methylacrylic acid interpolymer by weight 5: 1 compound; Between the preferred 6-16 ten thousand of the molecular weight of two kinds of polymkeric substance.
Said components was put into high-speed mixer and mixing 2-5 minute in proportion, and the screw extrusion press extruding pelletization is used in discharging then, and processing temperature is at 150-200 ℃, and the screw rod revolution is at 25-35Hz.
Sample according to embodiment 1-5 makes carries out the surface resistivity test comparison.
The test performance contrast is as shown in the table:
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Surface resistivity | 10 6 | 10 3 | 10 2 | 10 4 | 10 2 |
The permanent anti-static master batch surface resistivity of developing according to above-mentioned prescription and technology can reach 10
6-10
8Ω .m. can be widely used in modified PET/PPO alloy; Compared with prior art, it is lasting to have an antistatic effect, and addition is little but antistatic effect good, to little, of light color, the advantages such as cost is low, good heat resistance of PET/PPO alloy property influence, especially with a lot of resins good consistency is arranged all.
Embodiment 5 surface resistivities are minimum, cost performance is the highest.
The antistatic master granule that application implementation example 5 prescriptions, process system are produced is used for following antistatic PET/PPO alloy.
2, a kind of permanent anti-static PET/PPO alloy and preparing method's embodiment:
Embodiment 1-5
The permanent anti-static PET/PPO alloy raw material prescription of embodiment 1-5 is following:
In the foregoing description, described PET limiting viscosity 0.5-1.5dL/g, the PPO limiting viscosity is 0.3-0.6dL/g.
In the foregoing description, described compatilizer is the mixture of maleic anhydride graft polyoxyethylene and SEBS grafting GMA, and weight proportion is 1: 1.
Said components was put into high-speed mixer and mixing 2-5 minute in proportion, and the screw extrusion press extruding pelletization is used in discharging then, and processing temperature is at 265-295 ℃, and the screw rod revolution is at 35-40Hz.
According to the sample that embodiment 1-5 makes, carry out the performance test contrast, adopt the ASTM standard.
The test performance contrast is as shown in the table:
The permanent anti-static PET/PPO alloy of developing according to above-mentioned prescription and technology compared with prior art; Has the effect that antistatic effect is lasting, reach permanent anti-static; Antistatic effect is good, the performance of higher, the approaching pure PET/PPO alloy of comprehensive mechanical property, the shades of colour that is made into of light color; Cost is low, advantages such as good heat resistance.The surface resistivity of this permanent anti-static PET/PPO alloy can reach 10
6-10
8Ω .m.This material is widely used in weaving, the parts of some specific work environments of coal mining and electronic enterprises.
Embodiment 6
Take by weighing raw material by weight ratio: top said antistatic master granule 1%, PET 40%, and PPO 58%; Compatilizer 1%; Take by weighing raw material by weight ratio and put into high-speed mixer and mixing 2-5 minute, the twin screw extruder extruding pelletization is used in discharging then; Processing temperature is at 265-295 ℃, and the screw rod revolution is at 35-40Hz.The surface resistivity of obtained material is 10
14Ω .m.
Embodiment 7
Take by weighing raw material by weight ratio: top said antistatic master granule 7%, PET 40%, and PPO 48%; Compatilizer 5%; Take by weighing raw material by weight ratio and put into high-speed mixer and mixing 2-5 minute, the twin screw extruder extruding pelletization is used in discharging then; Processing temperature is at 265-295 ℃, and the screw rod revolution is at 40Hz.The surface resistivity of obtained material is 10
6Ω .m.
Although content of the present invention has been done detailed introduction through above-mentioned preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple modification of the present invention with to substitute all will be conspicuous.Therefore, protection scope of the present invention should be limited appended claim.
Claims (10)
1. a permanent anti-quiet PET/PPO alloy is characterized in that this material comprises following component and weight percentage: antistatic master granule 3-8%, PET 40-45%, PPO 40-54%, compatilizer 1-5%.
2. a kind of permanent anti-quiet PET/PPO alloy according to claim 1; It is characterized in that said antistatic master granule comprises following component and weight percentage: an alkali metal salt 1-15%; Oxidation inhibitor 0.1-2%; Thermo-stabilizer 0.1-2% helps static inhibitor 0-10%, contains the macromolecular material 70-95% of polyether block.
3. a kind of permanent anti-quiet PET/PPO alloy according to claim 2 is characterized in that described an alkali metal salt is M
+X
-, M wherein
+Be Li
+, Na
+, K
+X
-Be Cl
-, Br
-, I
-, CLO
4 -
4. a kind of permanent anti-quiet PET/PPO alloy according to claim 2 is characterized in that described oxidation inhibitor is thiodiphenylamine and 1: 1 compound of phosphorous acid ester weight ratio.
5. a kind of permanent anti-quiet PET/PPO alloy according to claim 2 is characterized in that, described thermo-stabilizer is organo-tin het stabilizer, calcium stearate, zinc stearate by weight 2: 1: 1 compound.
6. a kind of permanent anti-quiet PET/PPO alloy according to claim 2 is characterized in that the described static inhibitor that helps is a silicon-dioxide.
7. a kind of permanent anti-quiet PET/PPO alloy according to claim 2 is characterized in that, the described macromolecular material that contains polyether block is polyoxyethylene, polyethylene glycol methylacrylic acid interpolymer by weight 5: 1 compound.
8. according to each described a kind of permanent anti-quiet PET/PPO alloy of claim 1-7, it is characterized in that, described PET limiting viscosity 0.5-1.5dL/g, the PPO limiting viscosity is 0.3-0.6dL/g.
9. according to each described a kind of permanent anti-quiet PET/PPO alloy of claim 1-7, it is characterized in that described compatilizer is the mixture of maleic anhydride graft polyoxyethylene and SEBS grafting GMA, weight proportion is 1: 1.
10. one kind as according to preparation method of each described permanent anti-quiet PET/PPO alloy of claim 1-9; It is characterized in that, get raw material by weight percentage, put into high-speed mixer and mixing 2-5 minute; Discharging; Use the twin screw extruder extruding pelletization then, processing temperature is at 265-295 ℃, and the screw rod revolution is at 35-40Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110376991XA CN102417698A (en) | 2011-11-23 | 2011-11-23 | Permanent antistatic PET/PPO alloy and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110376991XA CN102417698A (en) | 2011-11-23 | 2011-11-23 | Permanent antistatic PET/PPO alloy and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102417698A true CN102417698A (en) | 2012-04-18 |
Family
ID=45942348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110376991XA Pending CN102417698A (en) | 2011-11-23 | 2011-11-23 | Permanent antistatic PET/PPO alloy and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109988353A (en) * | 2019-03-12 | 2019-07-09 | 苏州申久高新纤维有限公司 | A kind of big specific heat capacity antibacterial matrices |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101613525A (en) * | 2009-07-31 | 2009-12-30 | 深圳市华力兴工程塑料有限公司 | A kind of polyphenylene oxide and polyethylene terephthalate blend and preparation method thereof |
| CN102061050A (en) * | 2010-12-02 | 2011-05-18 | 浙江三和塑料有限公司 | All-weather persistent antistatic master batch capable of being subjected to thermoplastic processing and antistatic composite material |
-
2011
- 2011-11-23 CN CN201110376991XA patent/CN102417698A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101613525A (en) * | 2009-07-31 | 2009-12-30 | 深圳市华力兴工程塑料有限公司 | A kind of polyphenylene oxide and polyethylene terephthalate blend and preparation method thereof |
| CN102061050A (en) * | 2010-12-02 | 2011-05-18 | 浙江三和塑料有限公司 | All-weather persistent antistatic master batch capable of being subjected to thermoplastic processing and antistatic composite material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109988353A (en) * | 2019-03-12 | 2019-07-09 | 苏州申久高新纤维有限公司 | A kind of big specific heat capacity antibacterial matrices |
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Application publication date: 20120418 |