CN108342016A - A kind of fiberglass reinforced PP composite material and preparation methods - Google Patents
A kind of fiberglass reinforced PP composite material and preparation methods Download PDFInfo
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- CN108342016A CN108342016A CN201710362430.1A CN201710362430A CN108342016A CN 108342016 A CN108342016 A CN 108342016A CN 201710362430 A CN201710362430 A CN 201710362430A CN 108342016 A CN108342016 A CN 108342016A
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- fiberglass reinforced
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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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
- C09K5/14—Solid materials, e.g. powdery or granular
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- 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
- 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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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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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
Abstract
The present invention relates to new-energy automobile field of material technology, more particularly to a kind of fiberglass reinforced PP composite material and preparation methods, raw material includes by weight：45 65 parts of PP；30 50 parts of glass；0.3 1 parts of silane coupling agent；0.4 1 parts of antioxidant；PP is grafted 1 1.5 parts；2.5 parts of polyamide wax；12 parts of lithium metasilicate；1 2.5 parts of sodium metasilicate；Fire retardant 2.5 7,1.1.5 parts of boron nitride；It is spare that chrome green is added to hybrid reaction in boron nitride；Boron nitride after PP, glass, silane coupling agent, antioxidant, PP grafting, polyamide wax, lithium metasilicate, sodium metasilicate, light stabilizer, toughener, fire retardant, compatilizer and reaction is fitted into after being uniformly mixed repeatedly in blender and is sent into double screw extruder; stirring is three times; stirring 30 60 minutes every time; then melting mixing at a temperature of 180 230 DEG C; gained melt cools down after being squeezed out by Twin screw extruder through sink; it introduces pelleter and carries out pelletizing operation, gained pellet is the fiberglass reinforced PP composite materials.
Description
Technical field
The present invention relates to new-energy automobile field of material technology, more particularly to a kind of fiberglass reinforced PP composite materials and its system
Preparation Method.
Background technology
Polypropylene (PP) is a kind of high density, unprotected side chain, highly crystalline linear polymer, relative to common plastics material
Material, shock resistance is higher, while having many advantages, such as heat-resisting, corrosion-resistant, and glass fibre (GF) has that tensile strength is high, elasticity system
Number is high, absorbs that impact energy is big, chemical resistance is good, water imbibition is small, heat-resist, processability is good, the characteristics such as cheap, belongs to allusion quotation
The excellent product of type, PP composite reinforced by glass having the characteristics that the excellent product of cutting edge technology as a kind of, possess
The remarkable advantages such as intensity is high, chemical resistance is excellent have important market value, to promoting state for the developmental research of the product
People's expanding economy plays an important role, and special new-energy automobile is greatly developed, and fiberglass reinforced PP composite materials are used extensively
In new-energy automobile field, but existing fiberglass reinforced PP thermal conductivity of composite materials is poor, with the shell of these material preparations,
When the products such as engine enclosure, it is easy to damage equipment because heat dissipation performance is poor, and many producers are compound to fiberglass reinforced PP
The flame retardant rating of material, which is distinctly claimed, must reach UL94V-0 grades, therefore, current fiberglass reinforced PP composite materials in heat conduction and
Anti-flammability direction need further to improve.
Invention content
In order to overcome the shortcomings of background technology, the object of the present invention is to provide a kind of with high thermal conductivity coefficient and fire-retardant
The property good environment-friendly type fiberglass reinforced PP composite materials of effect.
The technical solution adopted in the present invention is：A kind of fiberglass reinforced PP composite materials, raw material include by weight：PP
45-65 parts；30-50 parts of glass；0.3-1 parts of silane coupling agent；0.4-1 parts of antioxidant；PP is grafted 1-1.5 parts；Polyamide wax 2.5
Part；1-2 parts of lithium metasilicate；1-2.5 parts of sodium metasilicate；Fire retardant 2.5-7,1.1.5 parts of boron nitride.
The antioxidant is Hinered phenols antioxidant, phosphite ester kind antioxidant or mass ratio 1：1 Hinered phenols are anti-
One kind in the compound of oxygen agent 1076 and phosphite ester kind antioxidant 168.
The fire retardant is halogen-free environment-friendlyflame flame retardant, specially compound melamine cyanurate.
Catalyst is added in the boron nitride.
The catalyst is chrome green.
The preparation method of above-mentioned fiberglass reinforced PP composite materials, includes following steps：
1) that chrome green is added to hybrid reaction in boron nitride is spare；
2) compatilizer is prepared：It squeezes out and is made under halogenated polypropylene and monoethanolamine or diethanol amine are melted at 150 DEG C；
3) ratio described in accordance with the claim 1 by PP, glass, silane coupling agent, antioxidant, PP grafting, polyamide wax,
Lithium metasilicate, sodium metasilicate, fire retardant and reaction after boron nitride be fitted into be uniformly mixed repeatedly in blender after be sent into twin-screw
In extruder, stir three times, every time stirring 30-60 minutes, then melting mixing at a temperature of 180-230 DEG C, gained melt
It is cooled down through sink after being squeezed out by Twin screw extruder, introduces pelleter and carry out pelletizing operation, gained pellet is that the glass increases
Strong PP composite materials.
Compared with prior art, the beneficial effects of the invention are as follows：1, with boron nitride instead of traditional alundum (Al2O3), with
PP combine, and with the mixing of other auxiliary agents, improve the thermal conductivity of PP, thermal coefficient made to improve 30% on the basis of original,
Catalyst is wherein added in boron nitride, the usage amount of boron nitride can be reduced, and keep the hybrid reaction of boron nitride and nylon more thorough,
Boron nitride can be made to fix, molecule will not be sparse；2, it is added to compatilizer in the present invention, the compatibility of PP and glass can be improved, this
The compatilizer that invention uses PP composite material improves tensile elongation while keeping preferable tensile strength
And impact strength, there is good wearability, paintable and antistatic property；3, the present invention selected polyamide wax, lithium metasilicate,
Sodium metasilicate can effectively facilitate property and differ larger each raw material component and be sufficiently mixed as adhesive, make obtained product
Homogeneous, performance is stablized；4, in the present invention, fire retardant is added in PP, which is compound melamine cyanurate, is
Halogen-free environment-friendlyflame flame retardant, Halogen is nontoxic, corrosion-free to equipment and mold, and smoke density is minimum when burning, meets environment protection requirement,
Processing performance is superior, and in process, flame retardant particle can occur to soften and be orientated, and be conducive to dispersion of the fire retardant in PP
With the raising of fire proofing mechanical property, superior electrical property, flame retardant effect are more superior, while density is low.
Specific implementation mode
The present invention provides the technical solution adopted in the present invention：A kind of fiberglass reinforced PP composite materials, raw material is by weight
Gauge includes：45-65 parts of PP；30-50 parts of glass；0.3-1 parts of silane coupling agent；0.4-1 parts of antioxidant；PP is grafted 1-1.5
Part；2.5 parts of polyamide wax；1-2 parts of lithium metasilicate；1-2.5 parts of sodium metasilicate；Fire retardant 2.5-7,1.1.5 parts of boron nitride；Wherein antioxygen
The preferred phosphite ester kind antioxidant of agent 168；The toughener is acrylic polymer (ACR), the fire retardant is
Halogen-free environment-friendlyflame flame retardant, specially compound melamine cyanurate；The agent by weight of its raw material of the compatilizer includes 2-3 parts
Halogenated polypropylene and 0.5-1 parts of monoethanolamines or diethanol amine；Catalyst is added in the boron nitride；The catalyst is
Chrome green.
Preparation method：1) that chrome green is added to hybrid reaction in boron nitride is spare；2) compatilizer is prepared：By halogenation
Polypropylene is squeezed out under being melted at 150 DEG C with monoethanolamine or diethanol amine and is made；3) ratio described in accordance with the claim 1 will
Nitridation after PP, glass, silane coupling agent, antioxidant, PP grafting, polyamide wax, lithium metasilicate, sodium metasilicate, fire retardant and reaction
Boron is fitted into be uniformly mixed repeatedly in blender after be sent into double screw extruder, stirring three times, stirs 30-60 point every time
Clock, then melting mixing at a temperature of 180-230 DEG C, gained melt cool down through sink after being squeezed out by Twin screw extruder, draw
Enter pelleter and carry out pelletizing operation, gained pellet is the fiberglass reinforced PP composite materials.
The formula of the present invention is described further with reference to specific embodiment：
Embodiment 1：It is spare that 0.09 part of chrome green is added to hybrid reaction in boron nitride；By 52 parts of PP, 30 parts
Glass, 0.5 part of silane coupling agent, 0.46 part of antioxidant, 1 part of PP grafting, 5 parts of polyamide waxes, 1.5 parts of lithium metasilicates, 2.3
1 part of boron nitride after part sodium metasilicate, 6.15 parts of fire retardants and reaction is fitted into be uniformly mixed repeatedly in blender after be sent into pair
In screw extruder, stir three times, every time stirring 30 minutes, then melting mixing at a temperature of 200 DEG C, gained melt is by double
Extruser cools down after squeezing out through sink, introduces pelleter and carries out pelletizing operation, the fiberglass reinforced PP for obtaining the present invention is compound
Material.
Embodiment 2：It is spare that 0.1 part of chrome green is added to hybrid reaction in boron nitride；By 54 parts of PP, 32 parts of glass
Fibre, 0.72 part of silane coupling agent, 0.5 part of antioxidant, 1.2 parts of PP grafting, 3.7 parts of polyamide waxes, 1.7 parts of lithium metasilicates,
1.7 parts of sodium metasilicate, 3.2 parts of fire retardants and reaction after 1 part of boron nitride be fitted into be uniformly mixed repeatedly in blender after be sent into
In double screw extruder, stirring three times, stirring 40 minutes every time, then melting mixing at a temperature of 200 DEG C, gained melt by
Twin screw extruder cools down after squeezing out through sink, introduces pelleter and carries out pelletizing operation, and the fiberglass reinforced PP for obtaining the present invention is multiple
Condensation material.
Embodiment 3：It is spare that 0.05 part of chrome green is added to hybrid reaction in boron nitride；By 47 parts of PP, 42 parts
Glass, 0.85 part of silane coupling agent, 0.85 part of antioxidant, 1.5 parts of PP grafting, 1.7 parts of polyamide waxes, 1.5 parts of silicic acid
After 1.2 parts of boron nitride after lithium, 1.3 parts of sodium metasilicate, 2.5 parts of fire retardants and reaction are fitted into and are uniformly mixed repeatedly in blender
It is sent into double screw extruder, stirring three times, is stirred 40 minutes, then melting mixing at a temperature of 200 DEG C, gained are molten every time
Body cools down after being squeezed out by Twin screw extruder through sink, introduces pelleter and carries out pelletizing operation, obtains the fiberglass reinforced of the present invention
PP composite materials.
Embodiment 4：It is spare that 0.08 part of chrome green is added to hybrid reaction in boron nitride；By 53 parts of PP, 36 parts
Glass, 0.6 part of silane coupling agent, 0.5 part of antioxidant, 1.2 parts of PP grafting, 2.5 parts of polyamide waxes, 1 part of lithium metasilicate, 1
1.3 parts of boron nitride after part sodium metasilicate, 2.9 parts of fire retardants and reaction are fitted into be uniformly mixed repeatedly in blender after be sent into pair
In screw extruder, stir three times, every time stirring 30 minutes, then melting mixing at a temperature of 200 DEG C, gained melt is by double
Extruser cools down after squeezing out through sink, introduces pelleter and carries out pelletizing operation, the fiberglass reinforced PP for obtaining the present invention is compound
Material.
Embodiment 5：It is spare that 0.1 part of chrome green is added to hybrid reaction in boron nitride；By 56 parts of PP, 32 parts of glass
Fibre, 0.3 part of silane coupling agent, 1 part of antioxidant, 1 part of PP grafting, 2.2 parts of polyamide waxes, 1.5 parts of lithium metasilicates, 1.7 parts
Sodium metasilicate, 3 parts of fire retardants and reaction after 1.2 parts of boron nitride be fitted into be uniformly mixed repeatedly in blender after be sent into twin-screw
In extruder, stir three times, every time stirring 30 minutes, then melting mixing at a temperature of 230 DEG C, gained melt is by double helix
Extruder cools down after squeezing out through sink, introduces pelleter and carries out pelletizing operation, obtains the fiberglass reinforced PP composite materials of the present invention.
Examples 1 to 5 formula and material property are shown in Table 1：
Claims (6)
1. a kind of fiberglass reinforced PP composite materials, which is characterized in that its raw material includes by weight：45-65 parts of PP；Glass 30-
50 parts；0.3-1 parts of silane coupling agent；0.4-1 parts of antioxidant；PP is grafted 1-1.5 parts；2.5 parts of polyamide wax；1-2 parts of lithium metasilicate；
1-2.5 parts of sodium metasilicate；Fire retardant 2.5-7,1.1.5 parts of boron nitride.
2. a kind of fiberglass reinforced PP composite materials according to claim 1, which is characterized in that the antioxidant is to be obstructed
Phenolic antioxidant, phosphite ester kind antioxidant or mass ratio 1：1 Hinered phenols antioxidant 1076 and phosphite ester kind antioxidant
One kind in 168 compound.
3. a kind of fiberglass reinforced PP composite materials according to claim 1, it is characterised in that：The fire retardant is Halogen
Environmental protection fire retarding agent, specially compound melamine cyanurate.
4. a kind of fiberglass reinforced PP composite materials according to claim 1, which is characterized in that addition in the boron nitride
0.05-0.1 parts of catalyst.
5. a kind of fiberglass reinforced PP composite materials according to claim 4, which is characterized in that the catalyst is three oxygen
Change two chromium.
6. according to a kind of preparation method of fiberglass reinforced PP composite materials of claim 1-5 any one of them, which is characterized in that
Include following steps：
1) that chrome green is added to hybrid reaction in boron nitride is spare；
2) compatilizer is prepared：It squeezes out and is made under halogenated polypropylene and monoethanolamine or diethanol amine are melted at 150 DEG C；
3) ratio described in accordance with the claim 1 is by PP, glass, silane coupling agent, antioxidant, PP grafting, polyamide wax, silicic acid
It is mixed that boron nitride after lithium, sodium metasilicate, light stabilizer, toughener, fire retardant, compatilizer and reaction is fitted into blender stirring repeatedly
It is sent into double screw extruder, stirs three times, every time stirring 30-60 minutes, then at a temperature of 180-230 DEG C after closing uniformly
Melting mixing, gained melt cool down after being squeezed out by Twin screw extruder through sink, introduce pelleter and carry out pelletizing operation, gained grain
Material is the fiberglass reinforced PP composite materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362430.1A CN108342016A (en) | 2017-05-22 | 2017-05-22 | A kind of fiberglass reinforced PP composite material and preparation methods |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710362430.1A CN108342016A (en) | 2017-05-22 | 2017-05-22 | A kind of fiberglass reinforced PP composite material and preparation methods |
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| CN108342016A true CN108342016A (en) | 2018-07-31 |
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| CN201710362430.1A Pending CN108342016A (en) | 2017-05-22 | 2017-05-22 | A kind of fiberglass reinforced PP composite material and preparation methods |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109929132A (en) * | 2019-03-30 | 2019-06-25 | 裴广华 | A kind of glass fiber compound material and its processing technology of high intensity |
| CN110982177A (en) * | 2019-12-25 | 2020-04-10 | 苏州和塑美科技有限公司 | Flame-retardant heat-conducting nano composite material and preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408835A (en) * | 2013-07-15 | 2013-11-27 | 惠州市昌亿科技股份有限公司 | Glass fiber reinforced heat-transfer/heat-conducting PP (polypropylene) composite material, and preparation method and application thereof |
| CN103483712A (en) * | 2013-06-06 | 2014-01-01 | 河南科技大学 | Macromolecular compatibilizer and polypropylene composite material prepared by using macromolecular compatibilizer |
-
2017
- 2017-05-22 CN CN201710362430.1A patent/CN108342016A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483712A (en) * | 2013-06-06 | 2014-01-01 | 河南科技大学 | Macromolecular compatibilizer and polypropylene composite material prepared by using macromolecular compatibilizer |
| CN103408835A (en) * | 2013-07-15 | 2013-11-27 | 惠州市昌亿科技股份有限公司 | Glass fiber reinforced heat-transfer/heat-conducting PP (polypropylene) composite material, and preparation method and application thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109929132A (en) * | 2019-03-30 | 2019-06-25 | 裴广华 | A kind of glass fiber compound material and its processing technology of high intensity |
| CN109929132B (en) * | 2019-03-30 | 2022-04-15 | 浙江优为新材料有限公司 | High-strength glass fiber composite material and processing technology thereof |
| CN110982177A (en) * | 2019-12-25 | 2020-04-10 | 苏州和塑美科技有限公司 | Flame-retardant heat-conducting nano composite material and preparation method and application thereof |
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