CN106009655A - High-surface low-wraping glass fiber reinforced PA composite material and preparation method thereof - Google Patents

High-surface low-wraping glass fiber reinforced PA composite material and preparation method thereof Download PDF

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CN106009655A
CN106009655A CN201610429482.1A CN201610429482A CN106009655A CN 106009655 A CN106009655 A CN 106009655A CN 201610429482 A CN201610429482 A CN 201610429482A CN 106009655 A CN106009655 A CN 106009655A
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曹晓宏
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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
    • C08L77/06Polyamides derived from polyamines and polycarboxylic acids
    • 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
    • C08K2201/00Specific properties of additives
    • C08K2201/002Physical properties
    • C08K2201/003Additives being defined by their diameter
    • 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
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/08Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers

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Abstract

The invention relates to a high-surface low-wraping glass fiber reinforced PA composite material. The composite material is prepared from, by weight, 55-85 parts of PA66, 5-20 parts of PA610, 10-40 parts of glass fiber, 2-10 parts of compatilizer, 0.2-0.5 part of coupling agent, 0.1-0.5 part of antioxidant and 0.1-5 parts of lubricating agent. The compatilizer is a complex composed of polyethylene-methyl acrylate-glycidyl methacrylate (EMAG) and ethylene-propylene-butadiene terpolymer according to the mass ratio of 1:3. The prepared PA composite material has good mechanical properties and has the advantages of being low in warping and resistant to static pressure, a product is good in surface appearance, and application prospects are wide.

Description

The low warp glass fiber in a kind of high surface strengthens PA composite and preparation method thereof
Technical field
The present invention relates to macromolecule modified field of material technology, specifically, be a kind of high surface low warpage glass Fine enhancing PA composite and preparation method thereof.
Background technology
Macromolecular material is as one of four big stay material, in recent years constantly to functionalization, high performance, work Cheng Hua, structuring direction are developed, and the material with high added value increasingly comes into one's own.Polyamide refers to Containing a family macromolecule material of amide group in its strand, it industrially has the most widely should With.Nylon is the general designation of polyamide-based resin, common nylon have nylon 6, nylon66 fiber, NYLON610, Nylon 612, nylon 11, nylon 12, Stanyl (DSM)., nylon MXD 6 etc., current production rate is occupied an leading position Be nylon 6 and nylon66 fiber, account for more than the 90% of total amount.PA66 has good rigidity, chemicals-resistant The advantages such as property, thermostability and self lubricity, it is widely used in the fields such as automobile, electronic apparatus and machinery.Though So PA66 has higher hot strength, good wearability and the advantage such as corrosion resistance, self lubricity, But there is also that water absorption is big, acid resistance is poor, dry state and low temperature impact strength is low and the shortcoming such as deformation after water suction, Range of application is made to receive certain restriction.Therefore, the study on the modification of AP66 has become modified materials research neck One important topic in territory.
By various reinforcing materials (such as glass fibre, sheet glass, carbon fiber, Muscovitum, wollastonite, cunning Stone, calcium carbonate) add the way that resin is the most conventional to obtain reinforced polyamide compositions.Wherein glass Fibre reinforced plastics are due to the performance of its brilliance, it is thus achieved that engineer applied the most widely.Particularly glass Fiber reinforced nylon, due to the outstanding representation at aspects such as mechanical characteristic, electricity characteristic, heat stability, Increasingly come into one's own in fields such as aviation, automobile, electronics.Use glass fibre reinforced nylon, except drawing Rise outside the change of material property, also can cause forming process that certain change occurs, and cause product molding matter The change of amount.The interpolation of compatilizer changes the blended composition of high polymer alloy, intermolecular distance and intermolecular Active force, thus affect presentation quality and the serviceability of composite.Such as PA66 goods are in a mold Show contraction during crystallization, cause product surface defect after molding, form shrink mark.The serious shadow of this type of defect Ring goods attractive in appearance, and shrink mark is the most visible after goods spray.Additionally, polyamide material shrinks when molding The uneven injected articles that also results in produces warpage.Drawbacks described above has had a strong impact on outward appearance and the product of PA goods Product size, limits its application in the goods that appearance requirement is high.
Chinese patent 201510089134.X discloses a kind of low warpage halogen-free flame-retardant glass fiber and strengthens PBT/AS Alloy and preparation method thereof, described alloy includes each component of following mass percent: poly terephthalic acid fourth Diol ester 30~70%, glass fibre 15~40%, SAN 5~30%, compatible 1~ 8%, modified hypophosphite fire retardant 5~20%, anti-dripping agent 0.1~1%, antioxidant 0.2~2%, profit Lubrication prescription 0.2~1%.Chinese patent 200910197243.8 discloses a kind of low warping high surface gloss glass fiber and increases Strong polyester composite and preparation method, this composite includes following components: Merlon 10-35%, Polybutylene terephthalate (PBT) 20-45%, toughener 1-10%, Kaolin 3-10%, glass fibre 15-38%;Antioxidant 0.1-1%, ester exchange inhibitor 0.1-0.5%, processing aid 0.1-3%.But, There is about the present invention PA composite of the resistance to high static pressure of the low warpage in high surface, yet there are no report.
Summary of the invention
It is an object of the invention to for deficiency of the prior art, it is provided that the low warp glass fiber in a kind of high surface strengthens PA composite.
Another purpose of the present invention is to provide the preparation method of composite described above.
For achieving the above object, the present invention adopts the technical scheme that:
The low warp glass fiber in a kind of high surface strengthens PA composite, and described composite is by following weight portion Raw material is made: PA66 55-85 part, PA610 5-20 part, glass fibre 10-40 part, compatilizer 2-10 Part, coupling agent 0.2-0.5 part, antioxidant 0.1-0.5 part, lubricant 0.1-5 part;Described compatilizer For polyethylene-methyl acrylate-glycidyl methacrylate (EMAG) and ethylene-propylene-diene Terpolymer is according to the compound of mass ratio 1:3.
Preferably, described composite is prepared by the raw materials in: PA66 70 parts, PA610 15 Part, glass fibre 30 parts, compatilizer 6 parts, coupling agent 0.3 part, 0.3 part of antioxidant, lubrication Agent 3 parts;Described compatilizer is polyethylene-methyl acrylate-glycidyl methacrylate (EMAG) With ethylene-propylene-diene terpolymer according to the compound of mass ratio 1:3.
Preferably, the intrinsic viscosity of described PA66 is 2.4-3.2dL/g.
Preferably, described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicane.
Preferably, described antioxidant be four [β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester, 3-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid n-octadecane alcohol ester, three (2,4-di-t-butyl) phenyl-phosphite Or one or more in distearyl pentaerythritol diphosphite.
Preferably, described lubricant is selected from silicone oil, white mineral oil, fatty acid amide, barium stearate, stearic acid Magnesium, paraffin, Tissuemat E, ethylene bis stearic acid amide, ethylene-vinyl acetate copolymer, tetramethylolmethane One or more in stearate, ethylene-acrylic acid copolymer, aromatic phosphate acid ester.
Preferably, described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.
For realizing above-mentioned second purpose, the present invention adopts the technical scheme that:
The preparation method of PA composite as mentioned above, comprises the following steps:
(1) raw material is weighed according to weight portion;
(2) described PA66 is dried 5-10 hour at 90-110 DEG C;
(3) raw material in addition to glass fibre is put into discharging after high-speed mixer and mixing 3-5min, mixed Compound, then controls processing temperature 230-280 DEG C of double screw extruder, screw rod revolution 180-600 rev/min, Mixture is placed in double screw extruder, and glass enters extruding pelletization from glass fiber opening, obtains product.
The invention has the advantages that:
1, the present invention is by screening, optimizes and selects EMAG multiple with ethylene-propylene-diene terpolymer Joining as compatilizer, prepared PA composite not only has preferable mechanical property, and goods warpage Spending low, surface is good.
2, the present invention is by screening, and matrix optimization selects PA66 Yu PA610 to compound, and improves matrix resin Cladding to glass fibre, reduces floating fine phenomenon, improves the surface property of material greatly.
3, the PA composite prepared by the present invention has a preferable mechanical performance, and has low warpage, resistance to The advantage of static pressure, the appearance of goods is good simultaneously, is with a wide range of applications.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is expanded on further.Should be understood that these embodiments are only used for The present invention is described rather than limits the scope of the present invention.In addition, it is to be understood that reading what the present invention recorded After content, the present invention can be made various changes or modifications by those skilled in the art, and these equivalent form of values are same Sample falls within the application appended claims limited range.
The preparation (one) of embodiment 1 composite of the present invention
The low warp glass fiber in a kind of high surface strengthens PA composite, is prepared by the raw materials in: PA66 55 parts, PA610 10 parts, glass fibre 10 parts, compatilizer 2 parts, coupling agent 0.2 part, antioxidant 0.1 part, lubricant 0.1 part.The intrinsic viscosity of described PA66 is 2.4dL/g, and described compatilizer is poly-second Alkene-acrylic acid methyl ester .-glycidyl methacrylate (EMAG) is with ethylene-propylene-diene ternary altogether Polymers is according to the compound of mass ratio 1:3, and described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy Silane, described antioxidant is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester, described profit Lubrication prescription is silicone oil, and described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.
The preparation (two) of embodiment 2 composite of the present invention
The low warp glass fiber in a kind of high surface strengthens PA composite, is prepared by the raw materials in: PA66 85 parts, PA610 20 parts, glass fibre 40 parts, compatilizer 10 parts, coupling agent 0.5 part, antioxidant 0.5 part, lubricant 5 parts.The intrinsic viscosity of described PA66 is 3.2dL/g, and described compatilizer is polyethylene -acrylic acid methyl ester .-glycidyl methacrylate (EMAG) and ethylene-propylene-diene ternary polymerization Thing is according to the compound of mass ratio 1:3, and described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicon Alkane, described antioxidant is 3-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid n-octadecane alcohol ester, described lubrication Agent is fatty acid amide, and described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.
The preparation (three) of embodiment 3 composite of the present invention
The low warp glass fiber in a kind of high surface strengthens PA composite, is prepared by the raw materials in: PA66 70 parts, PA610 15 parts, glass fibre 30 parts, compatilizer 6 parts, coupling agent 0.3 part, antioxidant 0.3 part, lubricant 3 parts.The intrinsic viscosity of described PA66 is 2.6dL/g, and described compatilizer is polyethylene -acrylic acid methyl ester .-glycidyl methacrylate (EMAG) and ethylene-propylene-diene ternary polymerization Thing is according to the compound of mass ratio 1:3, and described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicon Alkane, described antioxidant is three (2,4-di-t-butyl) phenyl-phosphite, and described lubricant is the double stearic acid acyl of ethylene Amine, described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.
The preparation (four) of embodiment 4 composite of the present invention
The low warp glass fiber in a kind of high surface strengthens PA composite, is prepared by the raw materials in: PA66 80 parts, PA610 10 parts, glass fibre 20 parts, compatilizer 4 parts, coupling agent 0.3 part, antioxidant 0.4 part, lubricant 2 parts.The intrinsic viscosity of described PA66 is 3.0dL/g, and described compatilizer is polyethylene -acrylic acid methyl ester .-glycidyl methacrylate (EMAG) and ethylene-propylene-diene ternary polymerization Thing is according to the compound of mass ratio 1:3, and described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicon Alkane, described antioxidant is one or more in distearyl pentaerythritol diphosphite, described lubrication Agent is pentaerythritol stearate, and described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.
The preparation (five) of embodiment 5 composite of the present invention
The low warp glass fiber in a kind of high surface strengthens PA composite, is prepared by the raw materials in: PA66 65 parts, PA610 18 parts, glass fibre 35 parts, compatilizer 8 parts, coupling agent 0.4 part, antioxidant 1.4 parts, lubricant 1 part.The intrinsic viscosity of described PA66 is 3.1dL/g, and described compatilizer is polyethylene -acrylic acid methyl ester .-glycidyl methacrylate (EMAG) and ethylene-propylene-diene ternary polymerization Thing is according to the compound of mass ratio 1:3, and described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicon Alkane, described antioxidant is distearyl pentaerythritol diphosphite, and described lubricant is ethylene-propylene Acid copolymer, aromatic phosphate acid ester, described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.
Comparative example 1
A kind of PA composite, is prepared by the raw materials in: PA66 80 parts, glass fibre 20 parts, compatilizer 4 parts, coupling agent 0.3 part, 0.4 part of antioxidant, lubricant 2 parts.Described PA66 Intrinsic viscosity be 3.0dL/g, described compatilizer is that polyethylene-methyl acrylate-Glycidyl methacrylate is sweet Grease (EMAG) and ethylene-propylene-diene terpolymer are according to the compound of mass ratio 1:3, institute The coupling agent stated is γ-glycidyl ether oxygen propyl trimethoxy silicane, and described antioxidant is double octadecyl seasons One or more in penta tetrol bis-phosphite, described lubricant is pentaerythritol stearate, described Glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.
Comparative example 2
A kind of PA composite, is prepared by the raw materials in: PA66 80 parts, PA610 10 Part, glass fibre 20 parts, compatilizer 4 parts, coupling agent 0.3 part, 0.4 part of antioxidant, lubricant 2 parts. The intrinsic viscosity of described PA66 is 3.0dL/g, and described coupling agent is γ-glycidyl ether oxygen propyl front three TMOS, described antioxidant is one or more in distearyl pentaerythritol diphosphite, institute Stating lubricant is pentaerythritol stearate, and described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15μm。
Comparative example 3
A kind of PA composite, is prepared by the raw materials in: PA66 80 parts, PA610 10 Part, compatilizer 4 parts, coupling agent 0.3 part, 0.4 part of antioxidant, lubricant 2 parts.The spy of described PA66 Property viscosity is 3.0dL/g, and described compatilizer is polyethylene-methyl acrylate-glycidyl methacrylate (EMAG) with ethylene-propylene-diene terpolymer according to the compound of mass ratio 1:3, described Coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicane, and described antioxidant is double octadecyl Ji Wusi One or more in alcohol bis-phosphite, described lubricant is pentaerythritol stearate.
Table 1 each embodiment component and proportioning
Preparing sample according to embodiment 1-5 and comparative example 1-3, each embodiment component is as shown in table 1, will system The sample got ready carries out performance test comparison.
Performance test
After obtaining above-mentioned material, it is substantially carried out testing as follows:
Hot strength: by ISO 527 method, draw speed 5mm/min;
Bending strength: by ISO 178 method, test speed 2mm/min;
Impact strength: by ISO 179 method, notch shock, simply supported beam;
Isostatic pressing strength: be molded into hydraulic giant sample, the isostatic pressing strength of test normality;
Angularity: being molded print according to GB841-2006 standard, it is laggard that goods place 24h in horizontal table top Row is measured, and goods angularity on length, width, highly three directions is respectively Wherein Lx, Ly, Lz are respectively injection-molded item at X (length), Y (width), Z (highly) Length on direction.Take γx、γy、γzMeansigma methods γ is measurement index, and wherein γ is more than 5% deformation, 2%-5% For obvious warpage, 1%-2% is surface, is without warpage less than 1%.
Appearance: by visually rank appearance.It is considered as 3 by having smooth and flat appearance surface Point, it is considered as 0 point by having coarse and extreme difference outward appearance surface.
Test performance result is as shown in table 2.
Table 2 performance synopsis
As shown in Table 2, the PA composite prepared by the present invention has preferable mechanical performance, And there is low warpage, the advantage of resistance to static pressure, the appearance of goods is good, before having a wide range of applications simultaneously Scape.
Comparative example 4
A kind of fiberglass reinforced PA composite, is prepared by the raw materials in: PA66 80 parts, PA610 10 parts, glass fibre 20 parts, compatilizer 4 parts, coupling agent 0.3 part, 0.4 part of antioxidant, Lubricant 2 parts.The intrinsic viscosity of described PA66 is 3.0dL/g, and described compatilizer is polyethylene acrylic acid Methyl ester-glycidyl methacrylate (EMAG) and ethylene-propylene-diene terpolymer are according to matter The amount compound than 1:5, described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicane, described Antioxidant is one or more in distearyl pentaerythritol diphosphite, and described lubricant is season penta Tetrol stearate, described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.Method of testing With embodiment 4, the resistance to isostatic pressing strength of prepared goods is 48.2MPa, and appearance index is 1.
Comparative example 5
The low warp glass fiber in a kind of high surface strengthens PA composite, is prepared by the raw materials in: PA66 80 parts, PA610 10 parts, glass fibre 20 parts, compatilizer 4 parts, coupling agent 0.3 part, antioxidant 0.4 part, lubricant 2 parts.The intrinsic viscosity of described PA66 is 3.0dL/g, and described compatilizer is polyethylene -acrylic acid methyl ester .-glycidyl methacrylate (EMAG) and ethylene-propylene-diene ternary polymerization Thing is according to the compound of mass ratio 1:2, and described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicon Alkane, described antioxidant is one or more in distearyl pentaerythritol diphosphite, described lubrication Agent is pentaerythritol stearate, and described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm. The prepared resistance to isostatic pressing strength of goods is 47.6MPa, and appearance index is 1.
Comparative example 6
The low warp glass fiber in a kind of high surface strengthens PA composite, is prepared by the raw materials in: PA66 80 parts, PA610 10 parts, glass fibre 20 parts, compatilizer 4 parts, coupling agent 0.3 part, antioxidant 0.4 part, lubricant 2 parts.The intrinsic viscosity of described PA66 is 3.0dL/g, and described compatilizer is polyethylene -acrylic acid methyl ester .-glycidyl methacrylate (EMAG) and ethylene-propylene-diene ternary polymerization Thing is according to the compound of mass ratio 1:3, and described coupling agent is N-(β-aminoethyl)-γ-aminopropyl front three (second) TMOS, described antioxidant is one or more in distearyl pentaerythritol diphosphite, institute Stating lubricant is pentaerythritol stearate, and described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15μm.The prepared resistance to isostatic pressing strength of goods is 42.5MPa.
The above is only the preferred embodiment of the present invention, it is noted that common for the art Technical staff, on the premise of without departing from the inventive method, it is also possible to makes some improvement and supplements, these Improve and supplement and also should be regarded as protection scope of the present invention.

Claims (8)

1. the low warp glass fiber in high surface strengthens PA composite, it is characterized in that, described composite is prepared by the raw materials in: PA66 55-85 part, PA610 5-20 part, glass fibre 10-40 part, compatilizer 2-10 part, coupling agent 0.2-0.5 part, antioxidant 0.1-0.5 part, lubricant 0.1-5 part;Described compatilizer is polyethylene-methyl acrylate-glycidyl methacrylate (EMAG) with ethylene-propylene-diene terpolymer according to the compound of mass ratio 1:3.
The low warp glass fiber in high surface the most according to claim 1 strengthens PA composite, it is characterized in that, described composite is prepared by the raw materials in: PA66 70 parts, PA610 15 parts, glass fibre 30 parts, compatilizer 6 parts, coupling agent 0.3 part, 0.3 part of antioxidant, lubricant 3 parts;Described compatilizer is polyethylene-methyl acrylate-glycidyl methacrylate (EMAG) with ethylene-propylene-diene terpolymer according to the compound of mass ratio 1:3.
The low warp glass fiber in high surface the most according to claim 1 strengthens PA composite, it is characterised in that the intrinsic viscosity of described PA66 is 2.4-3.2dL/g.
The low warp glass fiber in high surface the most according to claim 1 strengthens PA composite, it is characterised in that described coupling agent is γ-glycidyl ether oxygen propyl trimethoxy silicane.
The low warp glass fiber in high surface the most according to claim 1 strengthens PA composite, it is characterized in that, described antioxidant is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid] pentaerythritol ester, 3-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid n-octadecane alcohol ester, one or more in three (2,4-di-t-butyl) phenyl-phosphites or distearyl pentaerythritol diphosphite.
The low warp glass fiber in high surface the most according to claim 1 strengthens PA composite, it is characterized in that, one or more in silicone oil, white mineral oil, fatty acid amide, barium stearate, magnesium stearate, paraffin, Tissuemat E, ethylene bis stearic acid amide, ethylene-vinyl acetate copolymer, pentaerythritol stearate, ethylene-acrylic acid copolymer, aromatic phosphate acid ester of described lubricant.
The low warp glass fiber in high surface the most according to claim 1 strengthens PA composite, it is characterised in that described glass fibre is alkali-free glass fiber, and fibre diameter is 5-15 μm.
8. the preparation method of the arbitrary described PA composite of claim 1-7, it is characterised in that comprise the following steps:
(1) raw material is weighed according to weight portion;
(2) described PA66 is dried 5-10 hour at 90-110 DEG C;
(3) raw material in addition to glass fibre is put into discharging after high-speed mixer and mixing 3-5min, obtain mixture, then processing temperature 230-280 DEG C of double screw extruder is controlled, screw rod revolution 180-600 rev/min, mixture is placed in double screw extruder, glass enters extruding pelletization from glass fiber opening, obtains product.
CN201610429482.1A 2016-06-16 2016-06-16 High-surface low-wraping glass fiber reinforced PA composite material and preparation method thereof Pending CN106009655A (en)

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Cited By (4)

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CN105949766A (en) * 2016-06-16 2016-09-21 曹晓宏 PA composite material good in surface appearance and resistant to high static pressure
CN113789049A (en) * 2021-08-26 2021-12-14 广东轻工职业技术学院 High-bonding-strength glass fiber reinforced nylon composite material and preparation method thereof
CN115011111A (en) * 2022-07-01 2022-09-06 东莞市立晶塑胶有限公司 High-strength high-toughness PA composite material, preparation method and application thereof
CN116041952A (en) * 2022-12-29 2023-05-02 金发科技股份有限公司 Nylon composition and preparation method and application thereof

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CN104231611A (en) * 2014-07-18 2014-12-24 上海日晶工程塑料科技有限公司 Fiberglass-reinforced nylon material
CN104448813A (en) * 2014-11-25 2015-03-25 浙江俊尔新材料股份有限公司 Glass fiber reinforced polyamide 66 composite material, and preparation method and application thereof

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CN102643534A (en) * 2012-05-03 2012-08-22 苏州隆阁新材料有限公司 Chemical corrosion resistant high impact long carbon chain nylon master batch and preparation method and application thereof
CN104231611A (en) * 2014-07-18 2014-12-24 上海日晶工程塑料科技有限公司 Fiberglass-reinforced nylon material
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105949766A (en) * 2016-06-16 2016-09-21 曹晓宏 PA composite material good in surface appearance and resistant to high static pressure
CN113789049A (en) * 2021-08-26 2021-12-14 广东轻工职业技术学院 High-bonding-strength glass fiber reinforced nylon composite material and preparation method thereof
CN113789049B (en) * 2021-08-26 2023-08-25 广东轻工职业技术学院 Glass fiber reinforced nylon composite material with high welding strength and preparation method thereof
CN115011111A (en) * 2022-07-01 2022-09-06 东莞市立晶塑胶有限公司 High-strength high-toughness PA composite material, preparation method and application thereof
CN116041952A (en) * 2022-12-29 2023-05-02 金发科技股份有限公司 Nylon composition and preparation method and application thereof
CN116041952B (en) * 2022-12-29 2024-01-23 金发科技股份有限公司 Nylon composition and preparation method and application thereof

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Application publication date: 20161012