CN106633311A - Composite engineering plastic and preparation process thereof - Google Patents

Composite engineering plastic and preparation process thereof Download PDF

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Publication number
CN106633311A
CN106633311A CN201611244610.1A CN201611244610A CN106633311A CN 106633311 A CN106633311 A CN 106633311A CN 201611244610 A CN201611244610 A CN 201611244610A CN 106633311 A CN106633311 A CN 106633311A
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nano
composite engineering
engineering plastics
filter cake
latex
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CN201611244610.1A
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不公告发明人
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Henan Crystal Head Culture Media Co Ltd
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Henan Crystal Head Culture Media Co Ltd
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Priority to CN201611244610.1A priority Critical patent/CN106633311A/en
Publication of CN106633311A publication Critical patent/CN106633311A/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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L93/00—Compositions of natural resins; Compositions of derivatives thereof
    • 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
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—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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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses composite engineering plastic and a preparation process thereof. The composite engineering plastic is prepared from the following ingredients in percentage by weight: 5 to 25 percent of nanometer conducting aluminum materials, 10 to 15 percent of natural resin, 2 to 5 percent of gamma-Al2O3, 2 to 5 percent of glass micro beads, 1 to 5 percent of latex and the balance of plastic. The composite engineering plastic has the advantages that the raw materials can be easily obtained; the raw material cost is low; meanwhile, the preparation process is simple; the production efficiency is high; the environment-friendly effect is better; the product attractive degree is higher; the product quality is higher; in addition, the composite engineering plastic has excellent thermal stability and conduction performance, and can be recycled, so that the resource waste is avoided.

Description

A kind of composite engineering plastics and its preparation technology
Technical field
The present invention relates to a kind of composite engineering plastics, specifically a kind of composite engineering plastics and its preparation technology.
Background technology
Engineering plastics refer to the plastics that can make engineering material and replace metal manufacture machine parts etc., and engineering plastics include Acetal, Merlon (PC), polyphenylene sulfide, polysulfones, modified polyphenylene oxide, polyimides, polyamide (PA), poly terephthalic acid Butanediol ester (PBT), acrylonitrile-butadiene-phenylethylene copolymer (ABS), liquid crystal polymer (LCP), Ethylene-vinyl acetate are common Polymers (EVA), and for other plastics of engineering purpose.Engineering plastics have excellent combination property, and rigidity is big, creep Little, high mechanical strength is heat-resist, and electrical insulating property is good, can for a long time use in harsher chemistry, physical environment, alternative Metal is used as structural timber.But engineering plastics are compared to also there is a shortcoming for metal, such as thermal diffusivity, electric conductivity, Anti-flammability, rigidity etc..With the continuous consumption of resource, increasing modified engineered plastic is developed, such as conductive work Engineering plastics.But existing engineering plastics yet suffer from complex manufacturing, high cost, wear no resistance, the feature of environmental protection is poor, impact is beautiful The shortcoming of sight.
The content of the invention
It is an object of the invention to provide a kind of composite engineering plastics and its preparation technology, to solve above-mentioned background technology in The problem of proposition.
For achieving the above object, the present invention provides following technical scheme：
A kind of composite engineering plastics and its preparation technology, in percentage by weight, including the nanoscale of 5%-25% is led Electrit material, the natural resin of 10%-15%, the γ-Al2O3 of 2%-5%, the glass microballoon of 2%-5%, the latex of 1%-5%, Balance of plastics.
As further scheme of the invention：In percentage by weight, including 10%-20% nano-level conducting aluminium Material, the natural resin of 10%-13%, the γ-Al2O3 of 2%-4%, the glass microballoon of 3%-5%, the latex of 1%-3%, surplus For plastics.
As further scheme of the invention：In percentage by weight, including 15% nano-level conducting aluminium, 12% Natural resin, 3% γ-Al2O3,4% glass microballoon, 2% latex, balance of plastics.
As further scheme of the invention：The nano-level conducting aluminium is Nano titanium dioxide, nanoscale One or more in zinc and nano-scale carbon tube.
As further scheme of the invention：The plastics are one or more in PE, PP, PVC, EVA, PC, PET.
A kind of preparation technology of composite engineering plastics, concretely comprises the following steps：(1) nano-level conducting aluminium and latex are mixed first Close uniform, be subsequently adding glass microballoon, be slowly stirred uniform rear standing 1-2h, after reaction terminates, filter and filter cake is obtained, by filter cake Dry at being placed on 40 DEG C -100 DEG C, obtain drying filter cake, it is standby；(2) by plastic heating to molten condition, and natural resin is added With γ-Al2O3,10-30min is cooled down after being well mixed, obtain mixture；(3) add after being well mixed drying filter and mixture It is 120 DEG C -150 DEG C to enter to extrusion temperature, during extrusion pressure is for the extruder of 150-250MPa, and is 40- in shear rate 5-8 minutes are blended in the state of 80 revs/min, by extrudate Slow cooling；(4) granulate after shaping to be cooled, gained is mixed Thing is added in double screw extruder, and extrusion processing temperature is 250 DEG C -350 DEG C, and screw speed is 250rpm-750rpm, will be cooled down Extrudate afterwards delivers to comminutor, that is, obtain plastic particle finished products.
As further scheme of the invention：The step (1) is first well mixed nano-level conducting aluminium with latex, Glass microballoon is subsequently adding, uniform rear standing 1.5h is slowly stirred, after reaction terminates, is filtered and filter cake is obtained, filter cake is placed on into 90 Dry at DEG C, obtain drying filter cake, it is standby.
As further scheme of the invention：The step (3) will dry filter and mixture be well mixed after be added to it is crowded Go out temperature for 130 DEG C, during extrusion pressure is for the extruder of 200MPa, and in the state of shear rate is for 60 revs/min altogether It is mixed 6 minutes, by extrudate Slow cooling.
As further scheme of the invention：Granulate after the step (4) shaping to be cooled, gained mixture is added double In screw extruder, extrusion processing temperature is 300 DEG C, and screw speed is 450rpm, and the extrudate after cooling is delivered into comminutor, Obtain plastic particle finished products.
Compared with prior art, the invention has the beneficial effects as follows：
The composite engineering plastics raw material is easy to get, cost of material is low, while preparation process is simple, more production efficiency height, ring Protect, also more preferably, product quality is higher for product aesthetics；In addition, the composite engineering plastics have excellent heat endurance and conduction Performance, can be with recycling, it is to avoid the wasting of resources.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Embodiment 1
5 parts of nano-level conducting aluminiums, 10 parts of natural resins, 2 parts of γ-Al2O3,2 parts of glass microballoons, 1 part of latex are weighed, it is remaining Measure as plastics；The nano-level conducting aluminium is the mixture of Nano titanium dioxide, Nano-class zinc oxide and nano-scale carbon tube； The plastics are the mixture of PE, PP, PVC, EVA, PC, PET.Nano-level conducting aluminium is well mixed with latex first, so After add glass microballoon, be slowly stirred it is uniform after stand 1, after reaction terminates, filter and filter cake be obtained, dry at filter cake is placed on into 40 DEG C It is dry, obtain drying filter cake, it is standby；By plastic heating to molten condition, and natural resin and γ-Al2O3 are added, after being well mixed Cooling 10min, obtains mixture；It is 120 DEG C that extrusion temperature is added to after drying filter and mixture are well mixed, extrusion pressure In for the extruder of 150MPa, and it is blended 5 minutes in the state of shear rate is for 40 revs/min, extrudate is slowly cold But；Granulate after shaping to be cooled, gained mixture is added in double screw extruder, extrusion processing temperature is 250 DEG C DEG C, screw rod Rotating speed is 250rpm, and the extrudate after cooling is delivered into comminutor, that is, obtain plastic particle finished products.
Embodiment 2
25 parts of nano-level conducting aluminiums, 15 parts of natural resins, 5 parts of γ-Al2O3,5 parts of glass microballoons, 5 parts of latexes are weighed, Balance of plastics；The nano-level conducting aluminium is Nano titanium dioxide；The plastics are PVC.First by nano-level conducting Aluminium is well mixed with latex, is subsequently adding glass microballoon, is slowly stirred uniform rear standing 2h, after reaction terminates, filters and is obtained Filter cake, dries at filter cake is placed on into 100 DEG C, obtains drying filter cake, standby；By plastic heating to molten condition, and add natural Resin and γ-Al2O3, cool down 30min after being well mixed, obtain mixture；Add after drying filter and mixture are well mixed It it is 150 DEG C to extrusion temperature, during extrusion pressure is for the extruder of 250MPa, and in the state that shear rate is 80 revs/min Lower blending 8 minutes, by extrudate Slow cooling；Granulate after shaping to be cooled, gained mixture added in double screw extruder, Extrusion processing temperature is 350 DEG C, and screw speed is 750rpm, and the extrudate after cooling is delivered into comminutor, that is, obtain plastics Grain finished product.
Embodiment 3
15 parts of nano-level conducting aluminiums, 12 parts of natural resins, 3 parts of γ-Al2O3,4 parts of glass microballoons, 2 parts of latexes are weighed, Balance of plastics；The nano-level conducting aluminium is the mixing of Nano titanium dioxide, Nano-class zinc oxide and nano-scale carbon tube Thing；The plastics are the mixture of PE, PP, PVC, EVA, PC, PET.Nano-level conducting aluminium is well mixed with latex first, Glass microballoon is subsequently adding, uniform rear standing 1.5h is slowly stirred, after reaction terminates, is filtered and filter cake is obtained, filter cake is placed on into 90 Dry at DEG C, obtain drying filter cake, it is standby；By plastic heating to molten condition, and natural resin and γ-Al2O3 are added, mixed Cooling 15min, obtains mixture after uniform；Extrusion temperature is added to for 130 DEG C, squeeze after drying filter and mixture are well mixed In going out the extruder that pressure is 200MPa, and it is blended 6 minutes in the state of shear rate is for 60 revs/min, by extrudate Slow cooling；Granulate after shaping to be cooled, gained mixture added in double screw extruder, extrusion processing temperature is 300 DEG C, Screw speed is 450rpm, and the extrudate after cooling is delivered into comminutor, that is, obtain plastic particle finished products.
Embodiment 4
10 parts of nano-level conducting aluminiums, 10 parts of natural resins, 2 parts of γ-Al2O3,3 parts of glass microballoons, 1 part of latex are weighed, Balance of plastics；The nano-level conducting aluminium is Nano-class zinc oxide；The plastics are PP.First by nano-level conducting aluminium It is well mixed with latex, is subsequently adding glass microballoon, be slowly stirred uniform rear standing 1.5, after reaction terminates, filters to be obtained and filter Cake, dries at filter cake is placed on into 50 DEG C, obtains drying filter cake, standby；By plastic heating to molten condition, and add natural resin With γ-Al2O3,20min is cooled down after being well mixed, obtain mixture；It is added to after drying filter and mixture are well mixed crowded Go out temperature for 125 DEG C, during extrusion pressure is for the extruder of 180MPa, and in the state of shear rate is for 50 revs/min altogether It is mixed 7 minutes, by extrudate Slow cooling；Granulate after shaping to be cooled, gained mixture is added in double screw extruder, extrusion Processing temperature be 280 DEG C, screw speed is 350rpm, and the extrudate after cooling is delivered into comminutor, that is, obtain plastic grain into Product.
Embodiment 5
20 parts of nano-level conducting aluminiums, 13 parts of natural resins, 4 parts of γ-Al2O3,5 parts of glass microballoons, 3 parts of latexes are weighed, Balance of plastics；The nano-level conducting aluminium is nano-scale carbon tube；The plastics are PC.First by nano-level conducting aluminium with Latex is well mixed, and is subsequently adding glass microballoon, is slowly stirred uniform rear standing 1.8h, after reaction terminates, filters and filter cake is obtained, Dry at filter cake is placed on into 90 DEG C, obtain drying filter cake, it is standby；By plastic heating to molten condition, and add natural resin and γ-Al2O3, cool down 25min after being well mixed, obtain mixture；Extrusion is added to after drying filter and mixture are well mixed Temperature is 145 DEG C, during extrusion pressure is for the extruder of 230MPa, and is blended 7 in the state of shear rate is for 50 revs/min Minute, by extrudate Slow cooling；Granulate after shaping to be cooled, gained mixture is added in double screw extruder, extrusion adds Work temperature is 320 DEG C, and screw speed is 650rpm, and the extrudate after cooling is delivered into comminutor, that is, obtain plastic particle finished products.
Above-mentioned 5 embodiment products are positioned in baking oven, are dried at a temperature of 100 DEG C 5 hours, then will by GB standards Product is molded into sample test, and the performance parameter of test is listed in the table below.
As can be seen from the above table, the composite engineering plastics have high tensile strength, bending strength height, fire resistance good, outstanding Arm beam lacks the high advantage of impact strength.
The composite engineering plastics raw material is easy to get, cost of material is low, while preparation process is simple, more production efficiency height, ring Protect, also more preferably, product quality is higher for product aesthetics；In addition, the composite engineering plastics have excellent heat endurance and conduction Performance, can be with recycling, it is to avoid the wasting of resources.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party Formula, in the ken that one skilled in the relevant art possesses, can be with the premise of without departing from this patent objective Make a variety of changes.

Claims (9)

1. a kind of composite engineering plastics, it is characterised in that in percentage by weight, including the nano-level conducting aluminium of 5%-25% Material, the natural resin of 10%-15%, the γ-Al2O3 of 2%-5%, the glass microballoon of 2%-5%, the latex of 1%-5%, surplus For plastics.
2. composite engineering plastics according to claim 1, it is characterised in that in percentage by weight, including 10%- 20% nano-level conducting aluminium, the natural resin of 10%-13%, the γ-Al2O3 of 2%-4%, the glass microballoon of 3%-5%, The latex of 1%-3%, balance of plastics.
3. composite engineering plastics according to claim 1, it is characterised in that in percentage by weight, including 15% Nano-level conducting aluminium, 12% natural resin, 3% γ-Al2O3,4% glass microballoon, 2% latex, balance of modeling Material.
4. composite engineering plastics according to claim 1, it is characterised in that the nano-level conducting aluminium is nanoscale two One or more in titanium oxide, Nano-class zinc oxide and nano-scale carbon tube.
5. composite engineering plastics according to claim 1, it is characterised in that the plastics be PE, PP, PVC, EVA, PC, One or more in PET.
6. a kind of preparation technology of the composite engineering plastics as described in claim 1-5 is arbitrary, it is characterised in that concrete steps For：(1) nano-level conducting aluminium is well mixed with latex first, is subsequently adding glass microballoon, be slowly stirred uniform rear standing 1-2h, after reaction terminates, filters and filter cake is obtained, and dries at filter cake is placed on into 40 DEG C -100 DEG C, obtains drying filter cake, standby；(2) By plastic heating to molten condition, and natural resin and γ-Al2O3 are added, 10-30min is cooled down after being well mixed, mixed Thing；(3) extrusion temperature is added to for 120 DEG C -150 DEG C, extrusion pressure is 150- after being well mixed drying filter and mixture In the extruder of 250MPa, and 5-8 minutes are blended in the state of shear rate is for 40-80 rev/min, extrudate is slow Cooling；(4) after shaping to be cooled granulate, will gained mixture add double screw extruder in, extrusion processing temperature be 250 DEG C- 350 DEG C, screw speed is 250rpm-750rpm, and the extrudate after cooling is delivered into comminutor, that is, obtain plastic particle finished products.
7. composite engineering plastics according to claim 6, it is characterised in that the step (1) is first by nano-level conducting Aluminium is well mixed with latex, is subsequently adding glass microballoon, is slowly stirred uniform rear standing 1.5h, after reaction terminates, filters system Filter cake is obtained, is dried at filter cake is placed on into 90 DEG C, obtain drying filter cake, it is standby.
8. composite engineering plastics according to claim 6, it is characterised in that the step (3) will dry filter and mixture Extrusion temperature is added to after being well mixed for 130 DEG C, during extrusion pressure is for the extruder of 200MPa, and is 60 in shear rate It is blended 6 minutes in the state of rev/min, by extrudate Slow cooling.
9. composite engineering plastics according to claim 6, it is characterised in that granulate after the step (4) shaping to be cooled, Gained mixture is added in double screw extruder, extrusion processing temperature is 300 DEG C, and screw speed is 450rpm, after cooling Extrudate deliver to comminutor, that is, obtain plastic particle finished products.
CN201611244610.1A 2016-12-29 2016-12-29 Composite engineering plastic and preparation process thereof Pending CN106633311A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611244610.1A CN106633311A (en) 2016-12-29 2016-12-29 Composite engineering plastic and preparation process thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611244610.1A CN106633311A (en) 2016-12-29 2016-12-29 Composite engineering plastic and preparation process thereof

Publications (1)

Publication Number Publication Date
CN106633311A true CN106633311A (en) 2017-05-10

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Country Status (1)

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Application publication date: 20170510