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CN105838060A - Crystal fiber mixed heat conduction plastic material and preparation method thereof - Google Patents

Crystal fiber mixed heat conduction plastic material and preparation method thereof Download PDF

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Publication number
CN105838060A
CN105838060A CN201510753362.2A CN201510753362A CN105838060A CN 105838060 A CN105838060 A CN 105838060A CN 201510753362 A CN201510753362 A CN 201510753362A CN 105838060 A CN105838060 A CN 105838060A
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China
Prior art keywords
parts
plastic material
heat conductive
type heat
mixed type
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Pending
Application number
CN201510753362.2A
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Chinese (zh)
Inventor
龙志雄
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Dongguan Weide Engineering Plastics Co Ltd
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Dongguan Weide Engineering Plastics Co Ltd
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Priority to CN201510753362.2A priority Critical patent/CN105838060A/en
Publication of CN105838060A publication Critical patent/CN105838060A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/04Ingredients characterised by their shape and organic or inorganic ingredients
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/28Nitrogen-containing compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/38Boron-containing compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00Use of ingredients characterised by shape
    • C08K7/02Fibres or whiskers
    • C08K7/04Fibres or whiskers inorganic
    • C08K7/14Glass
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions 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
    • C08L23/04Homopolymers or copolymers of ethene
    • C08L23/06Polyethene
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions 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
    • C08L23/10Homopolymers or copolymers of propene
    • C08L23/12Polypropene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00Compositions 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 an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02Homopolymers or copolymers of hydrocarbons
    • C08L25/04Homopolymers or copolymers of styrene
    • C08L25/06Polystyrene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04Polyurethanes
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • C08K2003/2241Titanium dioxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/28Nitrogen-containing compounds
    • C08K2003/282Binary compounds of nitrogen with aluminium
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/38Boron-containing compounds
    • C08K2003/382Boron-containing compounds and nitrogen
    • C08K2003/385Binary compounds of nitrogen with boron

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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 relates to the technical field of plastic production and discloses a crystal fiber mixed heat conduction plastic material and a preparation method thereof. The crystal fiber mixed heat conduction plastic material comprises 20-50 parts of polyamide, 5-20 parts of glass fibers, 5-40 parts of silicon carbide, 5-15 parts of aluminum nitride, 5-15 parts of boron nitride, 0.2-2 parts of an anti-oxidant, 0.3-1 part of a UV absorber and 1-9 parts of other auxiliary agents. The crystal fiber mixed heat conduction plastic material realizes high efficiency, a low production cost, good electrical isolation effects and stable performances.

Description

Crystal fibre mixed type heat conductive plastic material and preparation method thereof
Technical field:
The present invention relates to plastic cement production technical field, refer in particular to crystal fibre mixed type heat conduction plastic cement Material and preparation method thereof.
Background technology:
Current LED radiator typically uses metal material, and radiator is by die casting, punching press Pickling, anodising etc. is needed after stretching out;The most not only to environment, And inefficiency, cost is high, and light fixture product weight is big, electric insulating effect is poor, and heat conduction is moulded The unstable properties of glue material.
Summary of the invention:
It is an object of the invention to for the deficiencies in the prior art, and provide crystal fibre mixed type to lead Thermoplastic material and preparation method thereof, the present invention solves prior art existing problems, efficiency Height, production cost is low, and electric insulating effect is good, the stable performance of heat conductive plastic material.
For achieving the above object, the present invention adopts the following technical scheme that, crystal fibre mixed type is led Thermoplastic material, its component and parts by weight are:
Its component and parts by weight are:
Described polyamide can be with a kind of replacement in materials described below: polyester (PBT, PET) Merlon, polypropylene, polyethylene, polystyrene, epoxy resin, polyurethane etc..
Described glass fiber diameter is more than 8um.
Described carborundum, boron nitride, aluminium nitride belong to crystal structure.
Other auxiliary agents described are selected from filler (such as titanium dioxide), cross-linking agent, toughener, enhancing One or more mixing in agent, age resister, dispersant, stabilizer, fire retardant.
Its preparation method of crystal fibre mixed type heat conductive plastic material, following steps:
(1) raw material is weighed by weight percentage: polyamide 40 parts, glass fibre 8 parts, carbon SiClx 30 parts, aluminium nitride 10 parts, boron nitride 10 parts;
(2) take 0.2 part of antioxidant and UV absorbent 0.2 part, add homogenizer In, stir 25-60 minute;
(3) take titanium white part 1.6 parts, add in homogenizer, stir 15-30 minute;
(4) by mixing in homogenizer in step (2) and step (3), 20-50 is stirred After minute, obtain compound;
(5) compound that step (4) obtains is placed in double screw extruder, material melts After, carry out pelletize;
(6) material prepared in step (5) is carried out injection mo(u)lding.
Present invention have the beneficial effect that efficiency is high, production cost is low, and electric insulating effect is good, leads The stable performance of thermoplastic material.
Detailed description of the invention:
Crystal fibre mixed type heat conductive plastic material of the present invention, its component and parts by weight are:
Its component and parts by weight are:
Can be with a kind of replacement in materials described below described in described polyamide: polyester (PBT, PET) Merlon, polypropylene, polyethylene, polystyrene, epoxy resin, polyurethane etc..
Described glass fiber diameter is more than 8um.
Described carborundum, boron nitride, aluminium nitride belong to crystal structure.
Other auxiliary agents described are selected from filler (such as titanium dioxide), cross-linking agent, toughener, enhancing One or more mixing in agent, age resister, dispersant, stabilizer, fire retardant.
Embodiment 1
Its preparation method of crystal fibre mixed type heat conductive plastic material, following steps:
(1) raw material is weighed by weight percentage: polyamide 40 parts, glass fibre 8 parts, carbon SiClx 30 parts, aluminium nitride 10 parts, boron nitride 10 parts;
(2) take 0.2 part of antioxidant and UV absorbent 0.2 part, add homogenizer In, stir 25-60 minute;
(3) take titanium white part 1.6 parts, add in homogenizer, stir 15-30 minute;
(4) by mixing in homogenizer in step (2) and step (3), 20-50 is stirred After minute, obtain compound;
(5) compound that step (4) obtains is placed in double screw extruder, material melts After, carry out pelletize;
(6) material prepared in step (5) is carried out injection mo(u)lding.
The performance test results:
In embodiment 1, the impact resistance of product is 280J/M, and tensile property is 60Mpa.Product Being respectively provided with good shock resistance and stretch-proof performance, electric insulating effect is good, heat conductive plastic material Stable performance.
The above is only presently preferred embodiments of the present invention, therefore all according to present patent application model Enclose equivalence change or modification that described structure, feature and principle is done, be all included in this In bright patent claim.

Claims (7)

1. crystal fibre mixed type heat conductive plastic material, it is characterised in that its component and parts by weight are:
Polyamide 20-50 part;
Glass fibre 5-20 part;
Carborundum 5-40 part;
Aluminium nitride 5-15 part;
Boron nitride 5-15 part;
Antioxidant 0.2-2 part;
UV absorbent 0.3-1 part
Other auxiliary agents: 1-9 part.
Crystal fibre mixed type heat conductive plastic material the most according to claim 1, it is characterised in that: its component and parts by weight are:
Polyamide 40 parts;
Glass fibre 8 parts;
Carborundum 30 parts;
Aluminium nitride 10 parts;
Boron nitride 10 parts;
0.2 part of antioxidant;
UV absorbent 0.2 part
Titanium dioxide 1.6%.
Crystal fibre mixed type heat conductive plastic material the most according to claim 1, it is characterised in that: described polyamide can be with a kind of replacement in materials described below: polyester (PBT, PET), Merlon, polypropylene, polyethylene, polystyrene, epoxy resin, polyurethane etc..
Crystal fibre mixed type heat conductive plastic material the most according to claim 1, it is characterised in that: described glass fiber diameter is more than 8um.
Crystal fibre mixed type heat conductive plastic material the most according to claim 1, it is characterised in that: described carborundum, boron nitride, aluminium nitride belong to crystal structure.
Crystal fibre mixed type heat conductive plastic material the most according to claim 1, it is characterised in that: other described auxiliary agents one or more mixing in filler (such as titanium dioxide), cross-linking agent, toughener, reinforcing agent, age resister, dispersant, stabilizer, fire retardant.
7. its preparation method of crystal fibre mixed type heat conductive plastic material, it is characterised in that: preparation method following steps:
(1) raw material is weighed by weight percentage: polyamide 40 parts, glass fibre 8 parts, carborundum 30 parts, aluminium nitride 10 parts, boron nitride 10 parts;
(2) take 0.2 part of antioxidant and UV absorbent 0.2 part, add in homogenizer, stir 25-60 minute;
(3) take titanium white part 1.6 parts, add in homogenizer, stir 15-30 minute;
(4) by mixing in homogenizer in step (2) and step (3), after stirring 20-50 minute, compound is obtained;
(5) compound that step (4) obtains is placed in double screw extruder, after material melts, carries out pelletize;
(6) material prepared in step (5) is carried out injection mo(u)lding.
CN201510753362.2A 2015-11-05 2015-11-05 Crystal fiber mixed heat conduction plastic material and preparation method thereof Pending CN105838060A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106221200A (en) * 2016-08-18 2016-12-14 桐城市弘业塑胶有限公司 A kind of wear-resisting ventilative heat conductive plastic material
CN106433101A (en) * 2016-08-18 2017-02-22 桐城市弘业塑胶有限公司 Refractory wear-resistant plastic material
CN107383850A (en) * 2017-08-25 2017-11-24 佛山市彩贵新型材料有限公司 The preparation method of high-strength anti-flaming composite
CN108653822A (en) * 2018-04-28 2018-10-16 温州市中心医院 A kind of degradable visual inner locking type femoral interlocking nail

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102719099A (en) * 2012-06-08 2012-10-10 金发科技股份有限公司 Thermal conductive molding compound and preparation method thereof
CN103059565A (en) * 2013-01-25 2013-04-24 本松工程塑料(杭州)有限公司 Heat-conducting nylon composite material, preparation method and application thereof
CN103602060A (en) * 2013-11-06 2014-02-26 上海大学 Heat-conducting, wear-resistant and insulated nylon 6 composite material and preparation method thereof
CN104387761A (en) * 2014-11-11 2015-03-04 惠州市沃特新材料有限公司 High-thermal conductivity polyamide composite material and preparation method thereof
CN104610738A (en) * 2014-12-16 2015-05-13 惠州力王佐信科技有限公司 High performance heat dissipation composite material

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102719099A (en) * 2012-06-08 2012-10-10 金发科技股份有限公司 Thermal conductive molding compound and preparation method thereof
CN103059565A (en) * 2013-01-25 2013-04-24 本松工程塑料(杭州)有限公司 Heat-conducting nylon composite material, preparation method and application thereof
CN103602060A (en) * 2013-11-06 2014-02-26 上海大学 Heat-conducting, wear-resistant and insulated nylon 6 composite material and preparation method thereof
CN104387761A (en) * 2014-11-11 2015-03-04 惠州市沃特新材料有限公司 High-thermal conductivity polyamide composite material and preparation method thereof
CN104610738A (en) * 2014-12-16 2015-05-13 惠州力王佐信科技有限公司 High performance heat dissipation composite material

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106221200A (en) * 2016-08-18 2016-12-14 桐城市弘业塑胶有限公司 A kind of wear-resisting ventilative heat conductive plastic material
CN106433101A (en) * 2016-08-18 2017-02-22 桐城市弘业塑胶有限公司 Refractory wear-resistant plastic material
CN107383850A (en) * 2017-08-25 2017-11-24 佛山市彩贵新型材料有限公司 The preparation method of high-strength anti-flaming composite
CN108653822A (en) * 2018-04-28 2018-10-16 温州市中心医院 A kind of degradable visual inner locking type femoral interlocking nail

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Address after: 523000 Guangdong city of Dongguan province Tiantou village Hengli Town A District Xu and industrial zone A plant

Applicant after: Guangdong Wei new materials Limited by Share Ltd

Address before: 523000 Guangdong city of Dongguan province Tiantou village Hengli Town A District Xu and industrial zone A plant

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