CN107446242A - A kind of permanent anti-static micro-foaming polypropylene composite material and preparation method thereof - Google Patents

A kind of permanent anti-static micro-foaming polypropylene composite material and preparation method thereof Download PDF

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Publication number
CN107446242A
CN107446242A CN201710708296.6A CN201710708296A CN107446242A CN 107446242 A CN107446242 A CN 107446242A CN 201710708296 A CN201710708296 A CN 201710708296A CN 107446242 A CN107446242 A CN 107446242A
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parts
permanent anti
composite material
polypropylene composite
static
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王少卿
李停停
康兴宾
李荣群
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HEFEI ORINKO PLASTICS GROUP CO Ltd
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HEFEI ORINKO PLASTICS GROUP CO Ltd
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Priority to CN201710708296.6A priority Critical patent/CN107446242A/en
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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
    • C08L23/14—Copolymers of propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/107—Nitroso compounds
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    • 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
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    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C08J2323/12—Polypropene
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    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
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    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
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    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
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    • C08L2201/00—Properties
    • C08L2201/04—Antistatic
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    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
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    • C08L2203/00—Applications
    • C08L2203/14—Applications used for foams
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    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/04—Polymer mixtures characterised by other features containing interpenetrating networks

Abstract

The present invention provides a kind of permanent anti-static micro-foaming polypropylene composite material and preparation method thereof, is related to technical field of polymer materials.Permanent anti-static micro-foaming polypropylene composite material of the present invention with raw material by being made：Acrylic resin, toughener, filler, antistatic master granule, foaming agent, antioxidant, light stabilizer, lubricant.Polymer network structure can be formed in the polymer using macromolecule permanent antistatic agent in raw material of the present invention, permanent anti-static, antistatic property is still kept in extremely low humidity environment, and there is the advantages of heat endurance is good, and chemical resistance is good.

Description

A kind of permanent anti-static micro-foaming polypropylene composite material and preparation method thereof
Technical field
The present invention relates to technical field of polymer materials, and in particular to a kind of permanent anti-static micro-foaming polypropylene composite wood Material and preparation method thereof.
Background technology
Experimental study shows that car mass often declines 10%, and oil consumption declines 8%, and discharge reduces 4%, automotive light weight technology energy Enough take into account the double goal for improving fuel economy and the feature of environmental protection.Lightweight is the inexorable trend of development of automobile industry, mainly by In the promotion of global energy-saving and emission-reduction main trend at this stage, automotive light weight technology technology can help automobile loss of weight to reduce oil consumption, be real One of main measure of existing energy-conserving and environment-protective.Sizable application composite realizes that loss of weight is the main development of country and Automobile Enterprises Strategy, national strategy emphasis is risen to and has supported project.
Micro-foaming material product can realize the loss of weight of highest 50% compared with traditional material on part, and belong to low pressure molding Technology, compared with the energy-conservation that traditional material can realize highest 30%, in some special applications, such as door panel, automobile air duct, air channel, Heat-insulated, noise reduction effect can be realized, reduces the cost of later process.
In the prior art, micro-foaming polypropylene composite material is used to be also easy to produce accumulation of static electricity during automotive upholstery, causes interior Easily adsorb dust in gadget surface.If cleaned using cleaning agent, gently then part is caused to fade, it is heavy then cause material to be cracked, make Comfort declines to a great extent.
The content of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of permanent anti-static micro-foaming polypropylene composite material and its preparation Method, solves the technical problem that micro-foaming polypropylene composite material in the prior art is also easy to produce accumulation of static electricity.
To realize object above, technical scheme is achieved by the following technical programs：
A kind of permanent anti-static micro-foaming polypropylene composite material, the permanent anti-static micro-foaming polypropylene composite material It is made up of the raw material of following parts by weight：Acrylic resin 50-80 parts, toughener 5-15 parts, filler 3-15 parts, antistatic master granule 5-20 parts, foaming agent 1-5 parts, antioxidant 0.2-0.5 parts, light stabilizer 0.1-0.4 parts, lubricant 0.3-0.6 parts.
Further, the antistatic master granule is based on permanent anti-static of the synthesis with polyether segment on the basis of polyamide Agent.
Further, the preparation method of the permanent anti-static agent is：By weight 20:80-50:50 weigh antistatic additive With acrylic resin, by screw extruder, the extruding pelletization at 190-220 DEG C, drying obtains antistatic master granule.
Further, the acrylic resin is at least one of COPP, HOPP.
Further, the foaming agent is at least one in azo-compound, sulfonyl hydrazines compound, nitroso compound Kind.
Further, the toughener is at least one of ethylene-butene copolymer, ethylene-octene copolymer.
Further, the filler is at least one of talcum powder, calcium carbonate, wollastonite, mica.
Further, the antioxidant is Hinered phenols antioxidant, aromatic amine kind antioxidant, phosphorous acid esters antioxygen At least one of agent, thioether kind antioxidant.
Further, the light stabilizer is hydroxy benzophenone ketone light stabilizer, cinnamate light stabilizer, oxalyl benzene At least one of amine light stabilizer；The lubricant is at least one of silicone powder, fatty acid ester and its derivative.
A kind of preparation method of permanent anti-static micro-foaming polypropylene composite material, comprises the following steps：
S1, by weight 20:80-50:50 weigh antistatic additive and acrylic resin, by screw extruder, in 190- Extruding pelletization at 220 DEG C, drying obtain antistatic master granule；
S2, by 50-80 parts acrylic resin, 5-15 parts toughener, 0-15 parts filler, 5-20 parts antistatic master granule, 0.2-0.5 parts antioxidant, 0.1-0.4 parts light stabilizer and the lubricant of 0.3-0.6 parts are added in homogenizer and mixed together 3-5min is closed, obtains mixed material；
S3, the mixed material in step S2 added in double screw extruder by main feeding hopper, through melting, extruding, cutting Grain, dry obtained pellet；Wherein, twin-screw extruder barrel temperature be 190-210 DEG C, screw speed 400-450r/min, Engine speed is 18-20Hz, and vacuum is -0.06-0.08MPa；
S4, the pellet in step S3 is added in homogenizer together with 1-5 part foaming agents mixes 3-5min, noting Injection molding in molding machine, you can.
The present invention provides a kind of permanent anti-static micro-foaming polypropylene composite material and preparation method thereof, with prior art phase It is than advantage：
Polymer network structure can be formed in the polymer using macromolecule permanent antistatic agent in raw material of the present invention, Permanent anti-static, still keeps antistatic property in extremely low humidity environment, and good with heat endurance, good excellent of chemical resistance Point；Will not the antistatic additive of image surface activating agent class migrate like that, cause masterbatch to be atomized；
The antistatic additive used in raw material of the present invention is that have special polyether segment based on synthesis on the basis of polyamide Permanent anti-static agent, in the preparation method of permanent anti-static micro-foaming polypropylene composite material of the present invention, first prepare antistatic mother Grain, then be granulated with acrylic resin, toughener, filler by double screw extruder basis, antistatic additive is enabled to multiple Disperse evenly, to improve the antistatic effect of material in condensation material；The present invention utilizes Polymer Antistatic Agent in the polymer Polymer interpenetration network structure is formed, forming one layer of homogeneous hydrophilic substance in material surface is covered in polymer surfaces, absorbs Moisture content in air forms conductive channel, to improve the electric conductivity of polymer surfaces；
The foaming agent used in raw material of the present invention is a kind of heat absorbing type closed pore formula chemical nucleation foaming agent, is produced by heat partition Gas be thin, uniform in foaming with crafters, eliminate shrink trace during product injection, reduce after product injection because of internal stress and Bending caused by shrinking or deformation, product appearance is unaffected, while dwell time when can reduce injection using foaming agent, contracting Short injection cycle, improve production efficiency；
The present invention utilizes fretting map technology, reduces the weight of material, realizes heat-insulated, noise reduction the effect of material, the present invention Permanent anti-static micro-foaming polypropylene composite material variously-shaped automotive upholstery can be easily processed into Shooting Technique, Such as glove box inner cover plate, gloves hopper, accessory instrument panel body, storage box liner, panel parcel tray, automobile light weight can realized On the premise of change, automotive upholstery permanent antistatic performance is assigned, improves environment inside car.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, with reference to the embodiment of the present invention pair Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention Embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making wound The every other embodiment obtained under the premise of the property made work, belongs to the scope of protection of the invention.
Embodiment 1：
Permanent anti-static micro-foaming polypropylene composite material in the present embodiment is made up of by weight following raw materials according：
Specific preparation method comprises the following steps：
(1) by weight 20:80 weigh antistatic additive MH1657 and acrylic resin, by screw extruder, in 190 DEG C Lower extruding pelletization, drying obtain antistatic master granule；
(2) 55 parts of acrylic resin copolymers, 8 parts of toughener POE8842,5 parts of talcum powder HTPultra5L, 20 parts are resisted quiet Goddess of lightning's grain, 0.2 part of antioxidant 1076,0.2 part of light stabilizer 3808PP5 and 0.5 part of lubricant TR451 are added at a high speed together Stirrer for mixing 5min；
(3) material in step (2) is added in double screw extruder by main feeding hopper, through melting, extruding, pelletizing, Dry obtained permanent anti-static PP composite material；Wherein, extruder barrel temperature be 190 DEG C, screw speed 450r/ Min, engine speed 18Hz, vacuum are -0.06MPa.
(4) pellet in step (3) is added in homogenizer together with 3 parts of blowing agent AC -3000J and mixed 3min, the injection molding in injection machine, prepare permanent anti-static micro-foaming polypropylene composite material.
Embodiment 2：
Permanent anti-static micro-foaming polypropylene composite material in the present embodiment is made up of by weight following raw materials according：
Specific preparation method comprises the following steps：
(1) by weight 20:80 weigh antistatic additive and acrylic resin, by screw extruder, are extruded at 200 DEG C It is granulated, drying obtains antistatic master granule；
(2) by 70 parts of acrylic resin copolymers, 5 parts of toughener POE875L, 5 parts of calcium carbonate JX8000,15 parts of antistatic mothers Grain, 0.3 part of antioxidant 1076,0.2 part of irgasfos 168,0.4 part of light stabilizer 5585 and 0.6 part of lubricant TM-2153 are together It is added in homogenizer and mixes 4min；
(3) material in step (2) is added in double screw extruder by main feeding hopper, through melting, extruding, pelletizing, Dry obtained permanent anti-static PP composite material；Wherein, extruder barrel temperature be 220 DEG C, screw speed 430r/ Min, engine speed 19Hz, vacuum are -0.07MPa.
(4) pellet in step (3) is added in homogenizer together with 5 parts of foaming agents and mixes 3-5min, noted Injection molding in molding machine, prepare permanent anti-static micro-foaming polypropylene composite material.
Embodiment 3：
Low odor polypropylene composite material in the present embodiment is made up of by weight following raw materials according：
Specific preparation method comprises the following steps：
(1) by weight 20:80 weigh antistatic additive and acrylic resin, by screw extruder, are extruded at 190 DEG C It is granulated, drying obtains antistatic master granule；
(2) by 60 parts of acrylic resin copolymers, 5 parts of toughener POE875L, 5 parts of calcium carbonate ML838,5 parts of antistatic mothers Grain, 0.3 part of antioxidant 1076,0.2 part of irgasfos 168,0.2 part of light stabilizer 3853PP5 and 0.6 part of lubricant TM-2153 It is added to together in homogenizer and mixes 3min；
(3) material in step (2) is added in double screw extruder by main feeding hopper, through melting, extruding, pelletizing, Dry obtained permanent anti-static PP composite material；Wherein, extruder barrel temperature be 220 DEG C, screw speed 410r/ Min, engine speed 18Hz, vacuum are -0.06MPa.
(4) pellet in step (3) is added in homogenizer together with 3 parts of foaming agent ES405 and mixes 3min, Injection molding in injection machine, prepare permanent anti-static micro-foaming polypropylene composite material.
Embodiment 4：
Low odor polypropylene composite material in the present embodiment is made up of by weight following raw materials according：
Specific preparation method comprises the following steps：
(1) by weight 20:50 weigh antistatic additive and acrylic resin, by screw extruder, are extruded at 190 DEG C It is granulated, drying obtains antistatic master granule；
(2) by 50 parts of HOPP resins, 10 parts of ethylene-butene copolymers, 3 parts of talcum powder, 10 parts of antistatic master granules, 0.1 part of antioxidant 1010,0.1 part of irgasfos 168,0.1 part of cinnamate and 0.3 part of silicone powder are added to high-speed stirred together 3min is mixed in machine, obtains mixed material；
(3) mixed material in step (2) is added in double screw extruder by main feeding hopper, through melting, extruding, cutting Grain, dry obtained pellet；Wherein, twin-screw extruder barrel temperature be 190 DEG C, screw speed 400r/min, engine speed For 18Hz, vacuum is -0.06MPa；
(4) pellet in step (3) is added in homogenizer together with 1 part of azo-compound and mixes 3min, Injection molding in injection machine, you can.
Embodiment 5：
Low odor polypropylene composite material in the present embodiment is made up of by weight following raw materials according：
Specific preparation method comprises the following steps：
(1) by weight 20:80-50:50 weigh antistatic additive and acrylic resin, by screw extruder, in 190- Extruding pelletization at 220 DEG C, drying obtain antistatic master granule；
(2) by 80 parts of acrylic resin copolymers, 15 parts of ethylene-octene copolymers, 15 parts of wollastonites, 20 parts of antistatic mothers Grain, 0.3 part of antioxidant 1076,0.2 part of irgasfos 168,0.4 part of light oxanilide and 0.6 part of fatty acid ester are added to together 5min is mixed in homogenizer, obtains mixed material；
(3) mixed material in step (2) is added in double screw extruder by main feeding hopper, through melting, extruding, cutting Grain, dry obtained pellet；Wherein, twin-screw extruder barrel temperature be 210 DEG C, screw speed 450r/min, engine speed For 20Hz, vacuum 0.08MPa；
(4) pellet in step (3) is added in homogenizer together with 5 parts of sulfonyl hydrazines compounds and mixed 5min, the injection molding in injection machine, you can.
Comparative example 1：
Micro-foaming polypropylene composite material in the present embodiment is made up of by weight following raw materials according：
Specific preparation method comprises the following steps：
(1) 60 parts of acrylic resin copolymers, 8 parts of toughener POE875L, 5 parts of talcum powder HTPultra5L, 0.3 part are resisted 1076,0.2 parts of irgasfos 168s of oxygen agent, 0.2 part of light stabilizer 3808PP5 and 0.5 part of lubricant TR451 are added to height together Fast stirrer for mixing 3min；
(2) material in step (1) is added in double screw extruder by main feeding hopper, through melting, extruding, pelletizing, Dry obtained PP composite material；Wherein, extruder barrel temperature be 200 DEG C, screw speed 400r/min, engine speed For 18Hz, vacuum is -0.06MPa.
(3) pellet in step (2) is added in homogenizer together with 3 parts of foaming agents and mixes 3min, be molded Injection molding in machine, prepares micro-foaming polypropylene composite material；
Comparative example 2：
Permanent anti-static PP composite material in the present embodiment is made up of by weight following raw materials according：
Specific preparation method comprises the following steps：
(1) by weight 20:80 weigh antistatic additive and acrylic resin, by screw extruder, are extruded at 190 DEG C It is granulated, drying obtains antistatic agent functional master batches；
(2) 55 parts of acrylic resin copolymers, 8 parts of toughener POE875L, 5 parts of talcum powder HTPultra5L, 5 parts are resisted quiet Goddess of lightning's grain, 0.3 part of antioxidant 1076,0.2 part of irgasfos 168,0.2 part of light stabilizer 3808PP5 and 0.5 part of lubricant TR451 is added in homogenizer mixes 3min together；
(3) material in step (2) is added in double screw extruder by main feeding hopper, through melting, extruding, pelletizing, Dry obtained permanent anti-static PP composite material；Wherein, extruder barrel temperature be 210 DEG C, screw speed 410r/ Min, engine speed 18Hz, vacuum are -0.06MPa.
(4) by the pellet in step (3), the injection molding in injection machine, permanent anti-static PP composite material is prepared.
By permanent anti-static micro-foaming polypropylene composite material master made from above-described embodiment 1,2,3 and comparative example 1,2 Physical index is wanted according to coherent detection standard testing, its tensile strength, bending strength, bending modulus, impact strength, sheet resistance Rate and density are detected, as a result as shown in table 1：
The main physical index of different micro-foaming polypropylene composite materials of table 1
In summary, the present invention has following advantage：
Macromolecule permanent antistatic agent of the present invention can form polymer network structure in the polymer, forever resist quiet Electricity, antistatic property is still kept in extremely low humidity environment, and there is the advantages of heat endurance is good, and chemical resistance is good；
The present invention first prepares antistatic master granule, then passes through double screw extruder base with acrylic resin, toughener, filler Plinth is granulated, and enables to antistatic additive to disperse evenly, to improve the antistatic effect of material in the composite.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although ginseng The present invention is described in detail according to previous embodiment, it will be understood by those within the art that：It still can be with Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic；And These modifications are replaced, and the essence of appropriate technical solution is departed from the spirit and model of various embodiments of the present invention technical scheme Enclose.

Claims (10)

  1. A kind of 1. permanent anti-static micro-foaming polypropylene composite material, it is characterised in that the permanent anti-static fretting map poly- third Alkene composite is made up of the raw material of following parts by weight：Acrylic resin 50-80 parts, toughener 5-15 parts, filler 3-15 parts, Antistatic master granule 5-20 parts, foaming agent 1-5 parts, antioxidant 0.2-0.5 parts, light stabilizer 0.1-0.4 parts, lubricant 0.3-0.6 Part.
  2. 2. permanent anti-static micro-foaming polypropylene composite material according to claim 1, it is characterised in that：It is described antistatic Master batch is based on permanent anti-static agent of the synthesis with polyether segment on the basis of polyamide.
  3. 3. permanent anti-static micro-foaming polypropylene composite material according to claim 2, it is characterised in that：It is described permanent anti- The preparation method of electrostatic agent is：By weight 20:80-50:50 weigh antistatic additive and acrylic resin, pass through Screw Extrusion Machine, the extruding pelletization at 190-220 DEG C, drying obtain permanent anti-static agent.
  4. 4. permanent anti-static micro-foaming polypropylene composite material according to claim 1, it is characterised in that：The polypropylene Resin is at least one of COPP, HOPP.
  5. 5. permanent anti-static micro-foaming polypropylene composite material according to claim 1, it is characterised in that：The foaming agent For at least one of azo-compound, sulfonyl hydrazines compound, nitroso compound.
  6. 6. permanent anti-static micro-foaming polypropylene composite material according to claim 1, it is characterised in that：The toughener For at least one of ethylene-butene copolymer, ethylene-octene copolymer.
  7. 7. permanent anti-static micro-foaming polypropylene composite material according to claim 1, it is characterised in that：The filler For at least one of talcum powder, calcium carbonate, wollastonite, mica.
  8. 8. permanent anti-static micro-foaming polypropylene composite material according to claim 1, it is characterised in that：The antioxidant For at least one in Hinered phenols antioxidant, aromatic amine kind antioxidant, phosphite ester kind antioxidant, thioether kind antioxidant Kind.
  9. 9. permanent anti-static micro-foaming polypropylene composite material according to claim 1, it is characterised in that：The light is stable Agent is at least one of hydroxy benzophenone ketone light stabilizer, cinnamate light stabilizer, oxanilide light stabilizer；It is described Lubricant is at least one of silicone powder, fatty acid ester and its derivative.
  10. 10. a kind of preparation method of the permanent anti-static micro-foaming polypropylene composite material as described in any in 1-9 such as claim, It is characterised in that it includes following steps：
    S1, by weight 20:80-50:50 weigh antistatic additive and acrylic resin, by screw extruder, in 190-220 DEG C Lower extruding pelletization, drying obtain antistatic master granule；
    S2, by 50-80 parts acrylic resin, 5-15 parts toughener, 0-15 parts filler, 5-20 parts antistatic master granule, 0.2-0.5 Part antioxidant, 0.1-0.4 parts light stabilizer and the lubricant of 0.3-0.6 parts are added in homogenizer mix 3- together 5min, obtain mixed material；
    S3, the mixed material in step S2 added in double screw extruder by main feeding hopper, through melting, extruding, pelletizing, dry Dry obtained pellet；Wherein, twin-screw extruder barrel temperature be 190-210 DEG C, screw speed 400-450r/min, main frame turn Speed is 18-20Hz, and vacuum is -0.06-0.08MPa；
    S4, the pellet in step S3 is added in homogenizer together with 1-5 part foaming agents mixes 3-5min, be molded Injection molding in machine, you can.
CN201710708296.6A 2017-08-17 2017-08-17 A kind of permanent anti-static micro-foaming polypropylene composite material and preparation method thereof Pending CN107446242A (en)

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CN111087739A (en) * 2019-12-03 2020-05-01 天津金发新材料有限公司 Permanent antistatic high-toughness talcum powder filled polypropylene material and preparation method thereof
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CN113122007A (en) * 2020-01-15 2021-07-16 昆山科信高分子材料有限公司 Antistatic thermoplastic elastomer material and preparation method thereof
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108192218A (en) * 2017-12-19 2018-06-22 会通新材料股份有限公司 A kind of three-dimensional interpenetrating polymer network structural conductive alloy material and preparation method thereof
CN108192218B (en) * 2017-12-19 2020-10-02 会通新材料股份有限公司 Three-dimensional interpenetrating network structure conductive alloy material and preparation method thereof
CN111087739A (en) * 2019-12-03 2020-05-01 天津金发新材料有限公司 Permanent antistatic high-toughness talcum powder filled polypropylene material and preparation method thereof
CN113122007A (en) * 2020-01-15 2021-07-16 昆山科信高分子材料有限公司 Antistatic thermoplastic elastomer material and preparation method thereof
CN112280174A (en) * 2020-10-30 2021-01-29 江苏昊晟塑业科技有限公司 High-toughness antistatic foamed polypropylene and preparation method thereof
CN114230924A (en) * 2021-12-29 2022-03-25 重庆普利特新材料有限公司 Permanent antistatic PP composite material with excellent mechanical property and preparation method thereof

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