CN101265404A - Permanent antistatic copolymer material and processing method thereof - Google Patents
Permanent antistatic copolymer material and processing method thereof Download PDFInfo
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- CN101265404A CN101265404A CNA2007100734950A CN200710073495A CN101265404A CN 101265404 A CN101265404 A CN 101265404A CN A2007100734950 A CNA2007100734950 A CN A2007100734950A CN 200710073495 A CN200710073495 A CN 200710073495A CN 101265404 A CN101265404 A CN 101265404A
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Abstract
The invention belongs to the antistatic material field, in particular relates to a novel material with the permanent antistatic function which is applied to the carrier, the packing and the manufacture of a static sensitive electronic component. The added raw materials of the permanent antistatic copolymer material comprise 4 to 50 percent of organic material with the permanent antistatic function, 1 to 5 percent of dispersant, 1 to 10 percent of solubilizing agent and 0.1 to 2 percent of age resister. Arbitrary one of PS polystyrene, PE polyethylene and PET polyster is added. The invention can provide the novel material with simple manufacture process and good antistatic performance, the material also has long service life, and can overcome the deficiency of the prior material, and the permanent special antistatic material can be formed through adding the permanent antistatic polymer. The material can be applied to the manufacture of various antistatic appliances.
Description
[technical field]
The invention belongs to the antistatic material field, especially make a kind of carrier that is applied to the electrostatic sensitive electronic component, packing and a kind of novel material made from permanently antistatic function.
[background technology]
Static is a kind of objective spontaneous phenomenon, and the mode of generation is a lot, as contact, friction, swash of wave or the like.The primary process of its generation can reduce: contact → electric charge → transfer → idol electricity layer formation → charge separation.It is to hundreds thousand of volts that static on equipment or the human body reaches as high as tens thousand of volts, want also often to reach under the normal operating condition hundreds of to thousands of volts, human body because the action of self and separate with the contact one of other object, factors such as friction or induction, can be with the static of last several kilovolts even volts up to ten thousand. static is positive and negative electric charge unbalanced result in subrange.It is a kind of electric energy, is deposited in the object performance, has noble potential, hangs down short characteristics of electric weight, little electric current and action time.The major measure of Electrostatic Control has: electrostatic leakage and dissipation, static neutralization, electrostatic shielding and ground connection, humidification etc.It is general, the most serious static hazard of electronic industry that assembly that static discharge causes punctures infringement, and its divides hard breakdown and soft breakdown. hard breakdown is disposablely to cause the components and parts puncture of dielectric, burn or permanent inefficacy; Soft breakdown then is to cause the performance degradation of device or parameter pointer to descend.Electronic product in process of production, its components and parts, assembly finished product often come in contact, separate, rub with equipment tool etc. and produce static, must use anti-electrostatic cushion, turnover dolly, service kit, instrument, work chair etc., and, static be released rapidly by suitable ground connection.Because electrostatic mechanics effect; the airborne grit that swims can be adsorbed onto on the components and parts such as silicon chip; have a strong impact on the quality of electronic product; therefore; must take anti-static precautions to the Netization space. the material of not sending out dirt of anti-electrostatic all should be adopted in the wall of Netization chamber, top ceiling and floor etc., also should take a series of electrostatic protection measure to operator and workpiece, utensil.Along with development of technology, wafer, semi-conductor and chip product make size more and more small, static and clean performance are to manufacturing and the influence of transportation just becomes more and more outstanding, this just requires present packing and carrier that very good static and clean performance will be arranged.And present being difficult to takes into account the performance of this two aspect.Traditional material generally all is by the interpolation carbon black, carbon fiber, and metal or low molecule static inhibitor upward and on the cleanliness can meet the demands so be difficult in stability to reach the function of finishing anti-electrostatic.These above-mentioned phenomenons show, are badly in need of a kind of material with good anti-electrostatic in the static electricity prevention and curing field, need this material to possess long work-ing life simultaneously.
[summary of the invention]
What the purpose of this invention is to provide is that a kind of manufacture craft is simple, the type material that has good antistatic performance simultaneously, above-mentioned material also has very long work-ing life, can overcome the deficiency of current material, by interpolation permanent antistatic polymkeric substance, thereby form nonvolatil special-purpose antistatic material.
In order to realize purpose of the present invention, the technical solution that the present invention adopts comprises following technology contents: the material composition and the ratio of being added in technical scheme of the present invention at first;
A kind of permanent antistatic copolymer material, wherein the raw material that is added comprises
Organic substance (IDP) 4%～50% with functional permanent antistatic,
Dispersion agent 1%～5%
Solubilizing agent 1%～10%,
Antiaging agent 0.1%～2%.
Other add PP polypropylene/ABS acrylonitrile-butadiene-styrene copolymer/PETG glycol-modified-polyethylene terephthalate/PET polyester/PC polycarbonate/PS polystyrene/PE polyethylene.
In order to make the permanent antistatic copolymer material of producing according to said ratio possess better antistatic performance, raw material adding proportion wherein can have better properties in following scope, its concrete ratio is: the organic substance 20%～35% with functional permanent antistatic
Dispersion agent 2%～4%
Solubilizing agent 3%～7%,
Antiaging agent 0.7%～1.5%.
Concrete composition in the above-mentioned various additives is respectively following composition:
Other add PP polypropylene/ABS acrylonitrile-butadiene-styrene copolymer/PETG glycol-modified-polyethylene terephthalate/PET polyester/PC polycarbonate/PS polystyrene/PE polyethylene.
The organic substance of permanent antistatic wherein comprises polyethylene alkynes etc.
Dispersion agent wherein comprises MBS.
Solubilizing agent wherein comprises ethylene-vinyl acetate copolymer.
Antiaging agent tetraalkyl tin wherein, thiobisphenol.
Be exactly the production method of the permanent antistatic copolymer material produced according to above-mentioned proportioning below; described permanent antistatic copolymer material according to above-mentioned proportional arrangement well after; after stirring; on common tablets press, make feed particles, then above-mentioned principle particle is processed into difform anti-static product by Packing Machine or blow moulding machine.
In order to guarantee that raw material afterwards can satisfy the service requirements of Packing Machine or blow moulding machine, the diameter of described feed particles is the 1.0-3.0 millimeter.
Described principle particle shape comprises that particle is pressed into multiple shapes such as on chip, form of spherical particles, circular pie particle, cylindrical particle.
Described anti-static product comprises multiple anti-static products such as antistatic packaging box, anti-electrostatic pallet, antistatic plate.
By adopting above-mentioned technical solution, the present invention has obtained following technological merit and effect: material of the present invention has the performance of super clean and anti-electrostatic simultaneously, easily machine-shaping.Material body of the present invention just has the performance of anti-electrostatic, leads away the electrostatic networking inner just can the formation of base material.Do not have the nothing of migrating and come off, good performance is being arranged aspect cleanliness and the antistatic performance.Its concrete effect comprises:
1, super clean performance.
There is not the problem that comes off and move in a kind of uniform multipolymer, and reaches super clean performance.The resistance that can be implemented in material by the addition of adjusting electro-conductive material is regulated in the scope of 10 5-10 power in addition.
2, permanent antistatic.
Common antistatic material is owing to be adopt to add inorganic carbon black, carbon fiber, and metal-powder or low molecular static inhibitor blend were made.So solve the problem of the bonding force between bad base material and these substance.Can separate out along with using these substance, come off, thereby the performance of anti-electrostatic be with regard to variation.If the place in friction becomes faster.The present invention is because be that a kind of uniform multipolymer does not exist this problem.(manufacture craft is very simple, and granulation just can be finished on common tablets press.)
3, workability.
Common antistatic material or have organic and inorganic two kinds of materials, or be low molecular static inhibitor.It is very difficult just to become in the process of follow-up processing like this, resembles the antistatic material of carbon black because carbon black is very sensitive to addition, and the performance index of anti-electrostatic are difficult to realize a stable status with regard to bad control.And add low molecular antistatic material because lower-molecular substance is separated out easily, volatilization.Controlling the be over effect of anti-electrostatic of bad processing as temperature in the process of plastic uptake has not just had.Just there is not such problem in the present invention.
4, manufacture craft is very simple, and granulation just can be finished on common tablets press.
Can reach following technical indicator through Inspection Certificate permanently antistatic novel material of the present invention:
| Performance perameter | Material of the present invention | The material of common anti-electrostatic |
| The surface voltage of material | 1 volt | More than 4 volts |
| The surface friction voltage of material | 5 volts | More than 140 volts |
| Point-to-point resistance | 10 7～10 8，10 8～10 9， 10 9～10 10Ohm can accurately be controlled | 10 10～10 11Ohm (additive) 10 6～10 11Ohm (carbon black) is inhomogeneous, uncontrollable |
| The fall time of electromotive force | 0.1 second | 10 seconds |
[embodiment]
Be the specific embodiment of the present invention below:
Embodiment 1.
A kind of permanent antistatic copolymer material, wherein the raw material that is added comprises (calculating according to weight ratio)
Organic substance with functional permanent antistatic is a polyethylene alkynes, and its addition is 4%,
Dispersion agent is a MBS, and its addition is 1%
Solubilizing agent is ethylene-vinyl acetate copolymer, and its addition is 1%,
Antiaging agent is a tetraalkyl tin, and its addition is 0.1%.
Other add the PP polypropylene.
Above-mentioned permanent antistatic copolymer material according to above-mentioned proportional arrangement well after; after the use stirrer stirs it; do not need to add water or other solvent in the process that stirs; material after will stirring then; be placed on the common tablets press and make feed particles; not having too much restriction for above-mentioned granulation process, as long as above-mentioned raw material is made particle, a bit is exactly that above-mentioned particulate diameter is generally between the 1-3 millimeter what should be noted that in addition.It is 3 millimeters for its diameter of particle on chip in the present embodiment.Equally can be for coating of particles according to the characteristics of the tablets press of concrete use, above-mentioned particle is pressed into multiple shapes such as on chip, form of spherical particles, circular pie particle, cylindrical particle.
Embodiment 2:
A kind of permanent antistatic copolymer material, wherein the raw material that is added comprises (calculating according to weight ratio)
Organic substance with functional permanent antistatic is a polyethylene alkynes, and its addition is 50%,
Dispersion agent is a MBS, for its addition is 10%
Solubilizing agent is ethylene-vinyl acetate copolymer, for its addition is 7%,
Antiaging agent is a thiobisphenol, for its addition is 2%.
Other add the ABS acrylonitrile-butadiene-styrene copolymer.
Above-mentioned permanent antistatic copolymer material according to above-mentioned proportional arrangement well after; after the use stirrer stirs it; do not need to add water or other solvent in the process that stirs; material after will stirring then; be placed on the common tablets press and make feed particles; not having too much restriction for above-mentioned granulation process, as long as above-mentioned raw material is made particle, a bit is exactly that above-mentioned particulate diameter is generally between the 1-3 millimeter what should be noted that in addition.It is 2 millimeters for its diameter of cylindrical particles in the present embodiment.Equally can be for coating of particles according to the characteristics of the tablets press of concrete use, above-mentioned particle is pressed into multiple shapes such as on chip, form of spherical particles, circular pie particle, cylindrical particle.
Embodiment 3:
A kind of permanent antistatic copolymer material, wherein the raw material that is added comprises (calculating according to weight ratio)
Organic substance with functional permanent antistatic is a polyethylene alkynes, for its addition is 25%,
For being separated into the agent MBS, for its addition is 3.5%
Solubilizing agent is ethylene-vinyl acetate copolymer, for its addition is 5%,
Antiaging agent is a tetraalkyl tin, for its addition is 0.8%.
Other add PETG glycol-modified-polyethylene terephthalate.
Above-mentioned permanent antistatic copolymer material according to above-mentioned proportional arrangement well after; after the use stirrer stirs it; do not need to add water or other solvent in the process that stirs; material after will stirring then; be placed on the common tablets press and make feed particles; not having too much restriction for above-mentioned granulation process, as long as above-mentioned raw material is made particle, a bit is exactly that above-mentioned particulate diameter is generally between the 1-3 millimeter what should be noted that in addition.It is 1 millimeter for its diameter of spheroidal particle in the present embodiment.Equally can be for coating of particles according to the characteristics of the tablets press of concrete use, above-mentioned particle is pressed into multiple shapes such as on chip, form of spherical particles, circular pie particle, cylindrical particle.
Embodiment 4
A kind of permanent antistatic copolymer material, wherein the raw material that is added comprises (calculating according to weight ratio)
Organic substance with functional permanent antistatic is a polyethylene alkynes, for its addition is 35%,
Dispersion agent is a MBS, for its addition is 8%
Solubilizing agent is ethylene-vinyl acetate copolymer, for its addition is 3.5%,
Antiaging agent is a thiobisphenol, for its addition is 1%.
Other add the PET polyester.In order to make the embodiment among the present invention more abundant, above-mentioned PET polyester any interpolation the in PS polystyrene/two kinds of materials of PE polyethylene can also be replaced with here in addition, the permanently antistatic copolymer material can be produced equally.
Above-mentioned permanent antistatic copolymer material according to above-mentioned proportional arrangement well after; after the use stirrer stirs it; do not need to add water or other solvent in the process that stirs; material after will stirring then; be placed on the common tablets press and make feed particles; not having too much restriction for above-mentioned granulation process, as long as above-mentioned raw material is made particle, a bit is exactly that above-mentioned particulate diameter is generally between the 1-3 millimeter what should be noted that in addition.It is 3 millimeters for its diameter of spheroidal particle in the present embodiment.Equally can be for coating of particles according to the characteristics of the tablets press of concrete use, above-mentioned particle is pressed into multiple shapes such as on chip, form of spherical particles, circular pie particle, cylindrical particle.
The technological process that above-mentioned raw material production is processed into product is:
Above-mentioned raw material by Packing Machine and ready-made plastic mould, can be become above-mentioned principle process for processing the super clean packaging box of various permanent anti-electrostatic, and the part pallet uses in the multiple products such as antistatic plate.
Foregoing description can only be counted as preferred embodiment.Those those of skill in the art in the art and those manufacturings or use people of the present invention should recognize other multiple variation pattern of the present invention.Therefore, it being understood that the foregoing description usefulness that only presents a demonstration, it can't be construed as limiting scope of the present invention, scope of the present invention by according to the principle of patent law, comprise that the following claim that the principle of equivalent is explained limits.
Claims (10)
1. permanent antistatic copolymer material is characterized in that: comprising
Organic substance (IDP) 4%～50% with functional permanent antistatic,
Dispersion agent 1%～5%
Solubilizing agent 1%～10%,
Antiaging agent 0.1%～2%.
Other add PP polypropylene/ABS acrylonitrile-butadiene-styrene copolymer/PETG glycol-modified-polyethylene terephthalate/PET polyester/PC polycarbonate/PS polystyrene/PE polyethylene.
2. a kind of permanent antistatic copolymer material according to claim 1, it is characterized in that: raw material adding proportion wherein can have better properties in following scope, its concrete ratio is: the organic substance 20%～35% with functional permanent antistatic
Dispersion agent 2%～4%,
Solubilizing agent 3%～7%,
Antiaging agent 0.7%～1.5%.
Other add PP polypropylene/ABS acrylonitrile-butadiene-styrene copolymer/PETG glycol-modified-polyethylene terephthalate/PET polyester/PC polycarbonate/PS polystyrene/PE polyethylene.
3. according to the described a kind of permanent antistatic copolymer material of claim 1, it is characterized in that: the organic substance of permanent antistatic wherein comprises polyethylene alkynes etc.
4. a kind of permanent antistatic copolymer material according to claim 1 is characterized in that: dispersion agent wherein comprises MBS.
5. a kind of permanent antistatic copolymer material according to claim 1 is characterized in that: solubilizing agent wherein comprises ethylene-vinyl acetate copolymer.
6. a kind of permanent antistatic copolymer material according to claim 1 is characterized in that: antiaging agent tetraalkyl tin wherein, thiobisphenol.
7. the working method of a kind of permanent antistatic copolymer material according to claim 1; it is characterized in that: described permanent antistatic copolymer material according to above-mentioned proportional arrangement well after; after stirring; on common tablets press, make feed particles, then above-mentioned principle particle is processed into difform anti-static product by Packing Machine or blow moulding machine.
8. the working method of a kind of permanent antistatic copolymer material according to claim 7, it is characterized in that: the diameter of described feed particles is 1.0---3.0 millimeters.
9. the working method of a kind of permanent antistatic copolymer material according to claim 7, it is characterized in that: described principle particle shape comprises that particle is pressed into multiple shapes such as sheet, form of spherical particles, circular pie particle, cylindrical particle.
10. the working method of a kind of permanent antistatic copolymer material according to claim 7 is characterized in that: described anti-static product comprises multiple anti-static products such as anti-antistatic packaging box, anti-electrostatic pallet, antistatic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100734950A CN101265404A (en) | 2007-03-12 | 2007-03-12 | Permanent antistatic copolymer material and processing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100734950A CN101265404A (en) | 2007-03-12 | 2007-03-12 | Permanent antistatic copolymer material and processing method thereof |
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| CN101265404A true CN101265404A (en) | 2008-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007100734950A Pending CN101265404A (en) | 2007-03-12 | 2007-03-12 | Permanent antistatic copolymer material and processing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108181A (en) * | 2010-12-30 | 2011-06-29 | 金发科技股份有限公司 | Thermoplastic alloy and preparation method thereof |
| CN102643506A (en) * | 2012-05-04 | 2012-08-22 | 金发科技股份有限公司 | Flame retardant permanent anti-static acrylonitrile butadiene styrene (ABS) /polyethylene terephthalate (PET) alloy and preparation method thereof |
| CN106243541A (en) * | 2016-08-11 | 2016-12-21 | 苏州柯创电子材料有限公司 | Blooming packaging edging PS plate |
-
2007
- 2007-03-12 CN CNA2007100734950A patent/CN101265404A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108181A (en) * | 2010-12-30 | 2011-06-29 | 金发科技股份有限公司 | Thermoplastic alloy and preparation method thereof |
| CN102108181B (en) * | 2010-12-30 | 2013-02-20 | 金发科技股份有限公司 | Thermoplastic alloy and preparation method thereof |
| CN102643506A (en) * | 2012-05-04 | 2012-08-22 | 金发科技股份有限公司 | Flame retardant permanent anti-static acrylonitrile butadiene styrene (ABS) /polyethylene terephthalate (PET) alloy and preparation method thereof |
| CN106243541A (en) * | 2016-08-11 | 2016-12-21 | 苏州柯创电子材料有限公司 | Blooming packaging edging PS plate |
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Open date: 20080917 |