CN104893100A - Anti-explosion and anti-electrostatic material and preparation method thereof - Google Patents
Anti-explosion and anti-electrostatic material and preparation method thereof Download PDFInfo
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- CN104893100A CN104893100A CN201510285579.5A CN201510285579A CN104893100A CN 104893100 A CN104893100 A CN 104893100A CN 201510285579 A CN201510285579 A CN 201510285579A CN 104893100 A CN104893100 A CN 104893100A
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- ammonium chloride
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
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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
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses an anti-explosion and anti-electrostatic material and a preparation method thereof. The anti-explosion and anti-electrostatic material comprises the following raw materials in parts by weight: 85-99 parts of thermoplastic resin, 3-7 parts of conductive fiber, 1-4 parts of an anti-electrostatic agent, 2-5 parts of an elastomer, 3-6 parts of zinc oxide crystal whiskers and 0.4-0.7 part of an antioxidant. The thermoplastic anti-explosion and anti-electrostatic material has small volume resistivity; by regulating the length-diameter ratio of the conductive fiber, the designability of the anti-electrostatic capacity of the material is realized; the conductive fiber is low in addition volume, good in processability, excellent in overall performance and particularly applicable to large-scale production. The anti-electrostatic agent added in the anti-explosion and anti-electrostatic material has relatively good electrical conductivity, so that the volume resistance or the surface resistance of the materials can be effectively decreased, the electrostatic leakage can be accelerated, and therefore the electrostatic hazards of fireworks and crackers prepared from the anti-electrostatic agent can be eliminated or reduced. Meanwhile, the zinc oxide crystal whiskers which are of a four-leg-shaped three-dimensional structure are added, are abutted with each needle-like part when being dispersed into a matrix, are mutually lapped to form a conductive path and play an synergistic effect with a permanent anti-electrostatic agent, thereby effectively endowing the material with the anti-electrostatic performance.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of explosion-proof antistatic material and preparation method thereof.
Background technology
Fireworks and firecrackers is in the processes such as production, use, storage, handling and transport pyrotechnic composition, and may cause burning due to electrostatic or other reasons and explode, in bundle, cut time firecrackers are worked it out, friction when cutting, electrostatic produces blast.Therefore, a kind of explosion-proof antistatic material is badly in need of.
Anti-static thermoplastic material adopts inner interpolation and/or external treatment two kinds of methods manufactures traditionally.Inner interpolation adds conductive agent at polymeric inner, comprise the material such as metal and metal oxide powder, conductive carbon black, ionogenic surfactant, electro-conductive fiber and add electro-conductive fiber after extruder screw is sheared, the length-to-diameter ratio conservation rate of fiber is lower, effectively network can not be formed each other between fiber, thus affect conductivity, antistatic property must be improved by improving addition; Add positive and negative ionic surface active agent, material is obvious to the dependence of the humidity of environment for use, and during high humidity, antistatic effect is good, humidity hour then weak effect; Add metal and the static inhibitor such as metal oxide powder, conductive carbon black, addition is large, manufacturability is poor.
Summary of the invention
The object of the present invention is to provide a kind of explosion-proof antistatic material and preparation method thereof, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of explosion-proof antistatic material, is made up of the raw material of following weight parts: thermoplastic resin 85-99, electro-conductive fiber 3-7, static inhibitor 1-4, elastomerics 2-5, ZnOw 3-6, oxidation inhibitor 0.4-0.7.
Preferably, described thermoplastic resin is the composition of PC, PP, ABS, and the mass ratio of PC, PP, ABS is 1:5:3.
Preferably, described electro-conductive fiber is the composition of Stainless Steel Fibre, natural plant fibre mixture, carbon fiber, and wherein the mass ratio of the composition of Stainless Steel Fibre, natural plant fibre mixture, carbon fiber is 1:5:3.
Preferably, described static inhibitor is one or more combinations in stearic acid-base trimethyl ammonium chloride, palmityl trimethyl ammonium chloride, Dodecyl trimethyl ammonium chloride, octadecyl trimethyl ammonium chloride, hard ester acyl dimethyl-penten ammonium chloride, Trimethyllaurylammonium bromide, Tetradecyl Trimethyl Ammonium Bromide, cetyl trimethylammonium bromide, trihydroxyethyl methyl quaternary amine Methylsulfate or fatty alcohol-polyoxyethylene ether phosphoric acid salt.
Preferably, described elastomerics is styrene-butadiene-styrene block copolymer SBS.
Preferably, described oxidation inhibitor is antioxidant 1076.
The preparation method of described a kind of explosion-proof antistatic material, comprises the steps:
1) according to the above ratio, thermoplastic resin, static inhibitor, elastomerics, ZnOw, oxidation inhibitor are added in mixing machine, high-speed mixing 10min;
2) raw material after stirring is added in twin screw extruder hopper;
3) material in described forcing machine enters extruder barrel under the promotion of extruder screw, described electro-conductive fiber is fed mouth from the barrel side of described forcing machine and is added feeding cylinder, mix with other components, control the barrel temperature of twin screw extruder within the scope of 200 ~ 250 DEG C;
4) mixture is mixed to form blend through plasticizing in described barrel, then extrudes after vacuumizing and exhausting, then namely obtains described explosion-proof electrostatic material through cooling and dicing;
5) by particle injection moulding.
Compared with prior art, the invention has the beneficial effects as follows:
Thermoplasticity of the present invention explosion-proof electrostatic material volume specific resistance is little, is adjusted, make the designability of material antistatic effect by the length-to-diameter ratio of electro-conductive fiber.The addition of electro-conductive fiber is little, good processability, and excellent combination property is specially adapted to large-scale production.The static inhibitor added in the present invention has good electroconductibility, effectively can reduce volume resistance or the surface resistivity of raw material, accelerates electrostatic leakage, thus eliminates or reduce the static hazard of the fireworks and firecrackers with its preparation.The present invention simultaneously adds the ZnOw of four feet three-dimensional structures, adjoins each needle-like position and mutually overlaps formation conductive path, play synergy with permanent antistatic agent when it disperses in the base, thus gives material antistatic property efficiently.
Embodiment
Below in conjunction with specific embodiment, the present invention is further illustrated.
A kind of explosion-proof antistatic material of the present invention, is made up of the raw material of following weight parts: thermoplastic resin 85-99, electro-conductive fiber 3-7, static inhibitor 1-4, elastomerics 2-5, ZnOw 3-6, oxidation inhibitor 0.4-0.7.
Described thermoplastic resin is the composition of PC, PP, ABS, and the mass ratio of PC, PP, ABS is 1:5:3.Described electro-conductive fiber is the composition of Stainless Steel Fibre, natural plant fibre mixture, carbon fiber, wherein the mass ratio of the composition of Stainless Steel Fibre, natural plant fibre mixture, carbon fiber is 1:5:3, carbon fiber has the performances such as good electroconductibility, erosion resistance, is good anti static additive.Described carbon fiber is continuity carbon fiber or staple fibre.
Described static inhibitor is one or more combinations in stearic acid-base trimethyl ammonium chloride, palmityl trimethyl ammonium chloride, Dodecyl trimethyl ammonium chloride, octadecyl trimethyl ammonium chloride, hard ester acyl dimethyl-penten ammonium chloride, Trimethyllaurylammonium bromide, Tetradecyl Trimethyl Ammonium Bromide, cetyl trimethylammonium bromide, trihydroxyethyl methyl quaternary amine Methylsulfate or fatty alcohol-polyoxyethylene ether phosphoric acid salt.
Described elastomerics is styrene-butadiene-styrene block copolymer SBS.
Described oxidation inhibitor is antioxidant 1076, chemical name: β-(4 '-hydroxyl-3 ', 5 '-di-tert-butyl-phenyl) propionic acid octadecyl.
The preparation method of described a kind of explosion-proof antistatic material, comprises the steps:
1) according to the above ratio, thermoplastic resin, static inhibitor, elastomerics, ZnOw, oxidation inhibitor are added in mixing machine, high-speed mixing 10min;
2) raw material after stirring is added in twin screw extruder hopper;
3) material in described forcing machine enters extruder barrel under the promotion of extruder screw, described electro-conductive fiber is fed mouth from the barrel side of described forcing machine and is added feeding cylinder, mix with other components, control the barrel temperature of twin screw extruder within the scope of 200 ~ 250 DEG C;
4) mixture is mixed to form blend through plasticizing in described barrel, then extrudes after vacuumizing and exhausting, then namely obtains described explosion-proof electrostatic material through cooling and dicing;
5) by particle injection moulding, as ring.
The present invention is applied to the explosion-proof using method of fireworks and firecrackers anti-electrostatic, an explosion-proof electrostatic material of ring is tied up outside firecrackers, the explosion-proof electrostatic material of ring plays electric action, the electrostatic that fireworks and firecrackers produces in the processes such as production, use, storage, handling and transport pyrotechnic composition can be discharged into greatly in time.
Claims (7)
1. an explosion-proof antistatic material, is characterized in that, is made up of the raw material of following weight parts: thermoplastic resin 85-99, electro-conductive fiber 3-7, static inhibitor 1-4, elastomerics 2-5, ZnOw 3-6, oxidation inhibitor 0.4-0.7.
2. the explosion-proof antistatic material of one according to claim 1, is characterized in that, described thermoplastic resin is the composition of PC, PP, ABS, and the mass ratio of PC, PP, ABS is 1:5:3.
3. the explosion-proof antistatic material of one according to claim 1, it is characterized in that, described electro-conductive fiber is the composition of Stainless Steel Fibre, natural plant fibre mixture, carbon fiber, and wherein the mass ratio of the composition of Stainless Steel Fibre, natural plant fibre mixture, carbon fiber is 1:5:3.
4. the explosion-proof antistatic material of one according to claim 1, it is characterized in that, described static inhibitor is one or more combinations in stearic acid-base trimethyl ammonium chloride, palmityl trimethyl ammonium chloride, Dodecyl trimethyl ammonium chloride, octadecyl trimethyl ammonium chloride, hard ester acyl dimethyl-penten ammonium chloride, Trimethyllaurylammonium bromide, Tetradecyl Trimethyl Ammonium Bromide, cetyl trimethylammonium bromide, trihydroxyethyl methyl quaternary amine Methylsulfate or fatty alcohol-polyoxyethylene ether phosphoric acid salt.
5. the explosion-proof antistatic material of one according to claim 1, is characterized in that, described elastomerics is styrene-butadiene-styrene block copolymer SBS.
6. the explosion-proof antistatic material of one according to claim 1, is characterized in that, described oxidation inhibitor is antioxidant 1076.
7. the preparation method of a kind of explosion-proof antistatic material according to claim 1, is characterized in that, comprise the steps:
1) according to the above ratio, thermoplastic resin, static inhibitor, elastomerics, ZnOw, oxidation inhibitor are added in mixing machine, high-speed mixing 10min;
2) raw material after stirring is added in twin screw extruder hopper;
3) material in described forcing machine enters extruder barrel under the promotion of extruder screw, described electro-conductive fiber is fed mouth from the barrel side of described forcing machine and is added feeding cylinder, mix with other components, control the barrel temperature of twin screw extruder within the scope of 200 ~ 250 DEG C;
4) mixture is mixed to form blend through plasticizing in described barrel, then extrudes after vacuumizing and exhausting, then through cooling and dicing;
5) by particle injection moulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510285579.5A CN104893100A (en) | 2015-05-29 | 2015-05-29 | Anti-explosion and anti-electrostatic material and preparation method thereof |
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| CN201510285579.5A CN104893100A (en) | 2015-05-29 | 2015-05-29 | Anti-explosion and anti-electrostatic material and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105315553A (en) * | 2015-11-04 | 2016-02-10 | 桐城市人和包装有限公司 | Antibacterial and antistatic tear-resistant thin-film material |
| CN105315554A (en) * | 2015-11-04 | 2016-02-10 | 桐城市人和包装有限公司 | Flame-retardant antistatic tearproof film material |
| CN105330963A (en) * | 2015-11-23 | 2016-02-17 | 常州大学 | Preparation method of wear-resistant and anti-static PP (polypropylene) sheet |
| CN106832865A (en) * | 2017-03-03 | 2017-06-13 | 深圳市景创科技电子有限公司 | A kind of antistatic material for handle casing and preparation method thereof |
| CN108192270A (en) * | 2017-12-29 | 2018-06-22 | 中国人民解放军62025部队 | It is a kind of suitable for flame-proof ABS resin base block blast-proof materials of the coat of metal and preparation method thereof |
| CN108482110A (en) * | 2018-04-19 | 2018-09-04 | 常州大学 | Expandable Separated explosion-proof obturator after a kind of gasoline suitable for fuel tank impregnates |
| CN108559157A (en) * | 2018-04-19 | 2018-09-21 | 常州大学 | Self-relaxation is suitable for tying up elastic tie of Separated explosion-proof filler and preparation method thereof and binding method after gasoline impregnates |
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| JPS58198562A (en) * | 1982-05-13 | 1983-11-18 | Otsuka Chem Co Ltd | Heat-resistant composite molding material |
| CN1935928A (en) * | 2006-10-13 | 2007-03-28 | 中国兵器工业集团第五三研究所 | Thermoplastic antistatic material and its processing method |
| CN101565524A (en) * | 2009-04-28 | 2009-10-28 | 华南理工大学 | HDPE-carbon fiber-zinc oxide crystal whisker conductive composite material and preparation method thereof |
| CN102424743A (en) * | 2011-08-30 | 2012-04-25 | 丹宸科技（大连）有限公司 | Antistatic material |
| CN103951974A (en) * | 2014-05-15 | 2014-07-30 | 平顶山华邦工程塑料有限公司 | Anti-static heat-conducting nylon composite material and preparation method for same |
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2015
- 2015-05-29 CN CN201510285579.5A patent/CN104893100A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS58198562A (en) * | 1982-05-13 | 1983-11-18 | Otsuka Chem Co Ltd | Heat-resistant composite molding material |
| CN1935928A (en) * | 2006-10-13 | 2007-03-28 | 中国兵器工业集团第五三研究所 | Thermoplastic antistatic material and its processing method |
| CN101565524A (en) * | 2009-04-28 | 2009-10-28 | 华南理工大学 | HDPE-carbon fiber-zinc oxide crystal whisker conductive composite material and preparation method thereof |
| CN102424743A (en) * | 2011-08-30 | 2012-04-25 | 丹宸科技（大连）有限公司 | Antistatic material |
| CN103951974A (en) * | 2014-05-15 | 2014-07-30 | 平顶山华邦工程塑料有限公司 | Anti-static heat-conducting nylon composite material and preparation method for same |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105315553A (en) * | 2015-11-04 | 2016-02-10 | 桐城市人和包装有限公司 | Antibacterial and antistatic tear-resistant thin-film material |
| CN105315554A (en) * | 2015-11-04 | 2016-02-10 | 桐城市人和包装有限公司 | Flame-retardant antistatic tearproof film material |
| CN105330963A (en) * | 2015-11-23 | 2016-02-17 | 常州大学 | Preparation method of wear-resistant and anti-static PP (polypropylene) sheet |
| CN106832865A (en) * | 2017-03-03 | 2017-06-13 | 深圳市景创科技电子有限公司 | A kind of antistatic material for handle casing and preparation method thereof |
| CN108192270A (en) * | 2017-12-29 | 2018-06-22 | 中国人民解放军62025部队 | It is a kind of suitable for flame-proof ABS resin base block blast-proof materials of the coat of metal and preparation method thereof |
| CN108192270B (en) * | 2017-12-29 | 2020-04-28 | 中国人民解放军62025部队 | Flame-retardant ABS resin-based barrier explosion-proof material suitable for metal coating and preparation method thereof |
| CN108482110A (en) * | 2018-04-19 | 2018-09-04 | 常州大学 | Expandable Separated explosion-proof obturator after a kind of gasoline suitable for fuel tank impregnates |
| CN108559157A (en) * | 2018-04-19 | 2018-09-21 | 常州大学 | Self-relaxation is suitable for tying up elastic tie of Separated explosion-proof filler and preparation method thereof and binding method after gasoline impregnates |
| CN108482110B (en) * | 2018-04-19 | 2021-08-24 | 常州大学 | Expandable barrier explosion-proof filling body suitable for oil tank after gasoline soaking |
| CN108559157B (en) * | 2018-04-19 | 2023-03-31 | 常州大学 | Elastic binding belt capable of automatically relaxing after gasoline soaking and suitable for binding blocking explosion-proof filler, preparation method thereof and binding method |
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Application publication date: 20150909 |
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