CN103756310A - Polyamide/polyarylate alloy and preparation method thereof - Google Patents
Polyamide/polyarylate alloy and preparation method thereof Download PDFInfo
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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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
- 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
- C08L67/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the carboxyl- and the hydroxy groups directly linked to aromatic rings
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- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92266—Mechanical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92485—Start-up, shut-down or parameter setting phase; Emergency shut-down; Material change; Test or laboratory equipment or studies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92761—Mechanical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/9298—Start-up, shut-down or parameter setting phase; Emergency shut-down; Material change; Test or laboratory equipment or studies
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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
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- 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
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
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- 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 invention discloses a polyamide/polyarylate alloy which is prepared from the following components in parts by mass: 40-60 parts of polyamide, 20-40 parts of bisphenol A polyarylate, 5-20 parts of compatilizer, 0.2-2 parts of antioxidant and 0.2-2 parts of lubricant. The invention also discloses a preparation method of the polyamide/polyarylate alloy, and the preparation method comprises the following steps: proportionally mixing polyamide, polyarylate, the compatilizer, the lubricant and the antioxidant, and adding the mixture from a main feed port of a twin-screw extruder; performing melting extrusion, cooling and grain cutting to obtain the polyamide/polyarylate alloy. The heat resistance of the polyamide/polyarylate alloy disclosed by the invention is excellent, the heat distortion temperature is higher than 100 DEG C (1.82MPa), the thermal stability is good, the structure and blend form change slightly, and the repeated processability is good; the molding shrinkage of the alloy is low, and the product does not distort and warp easily; the water absorption of the alloy is obviously reduced in comparison with that of the polyamide resin, and the drying time before material molding is shortened.
Description
Technical field
The present invention relates to polymer composite field, relate in particular to a kind of polymeric amide/polyarylester Alloy And Preparation Method.
Background technology
Tynex is commonly called as nylon, and polymeric amide not only has good mechanical property, and easily processing and its self lubricity and drug-resistant corrodibility are also fine, because of but a kind of use engineering plastics more widely.So the deficiency of thermotolerance, equilibrium water absorption and the xeothermic dimensional stability of nylon is a bottleneck difficult problem that expands its application.The innovative approach of taking is at present to utilize glass fibre filling to improve the deficiency of thermotolerance and dimensional stability, adds glass can access the material that intensity is very high, and so it is very high to materials processing requirement, if process bad glass orientation, obviously can make product warpage.Glass adds and makes absorbed more in addition, has also reduced product surface gloss simultaneously, makes surperficial variation.Also have by adding filler and improve heat-resisting and scheme dimensional stability, the density of material that this scheme obtains is all very high, has also limited its application in some field.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of polymeric amide/polyarylester Alloy And Preparation Method is provided.
The present invention is achieved through the following technical solutions above-mentioned target:
Polymeric amide/polyarylester alloy, is characterized in that, by following component, according to mass parts, is prepared from:
Polymeric amide 40-60 part
Polymer with bis phenol A aromatic ester 20-40 part
Compatilizer 5-20 part
Oxidation inhibitor 0.2-2 part
Lubricant 0.2-2 part
Wherein said polymeric amide is polyamide 66 and/or the polyamide 6 of relative viscosity 2.4-3.0.
Described polymer with bis phenol A aromatic ester is 3, 3 '-Azobenzene Diacyl Chloride, dihydroxyphenyl propane is raw material, cetyl trimethylammonium bromide is consisting of phase-transferring agent, the polyarylester containing azo group synthesizing by interfacial polycondensation, described polymer with bis phenol A aromatic ester synthetic method comes from the college of materials science and engineering Niu Yongsheng of Wuhan University of Technology, the synthetic polymer with bis phenol A aromatic ester > > containing azo group of document < < interfacial polycondensation that Zhou Wei delivered in the 1st phase Anyang Institute of Technology's journal February in 2006, its molecular structure is
.
The polyarylester of this kind of structure is introduced azo group because of it in main chain, main chain rigidity is become and more strengthen, so the polyarylester second-order transition temperature of this kind of structure is than high tens degree of general polyarylester, so performance is particularly outstanding in processing and thermotolerance balance.
The weight of described compatilizer consists of bisphenol A type epoxy resin 2-8 part, maleic anhydride 2-8 part, glycidyl methacrylate 1-4 part.
Described oxidation inhibitor is N, N '-1, [3-(3 for 6-inferior hexyl-bis-, 5-di-tert-butyl-hydroxy phenyl) propionic acid amide] (1098) or be N, N '-1,6-inferior hexyl-bis-[3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid amide] (1098) and tricresyl phosphite (2,4-di-tert-butyl-phenyl) ester (168) composition.
Described lubricant is at least one in ethylene bis stearic acid amide (EBS), polyethylene wax, silicone master batch.
The preparation method of described a kind of polymeric amide/polyarylester alloy is as follows:
By proportioning, polymeric amide, polyarylester, compatilizer, lubricant and antioxidant are together mixed, then mixture is added from the main spout of twin screw extruder, through melt extruding, cooling, pelletizing gets final product to obtain polymeric amide/polyarylester alloy; Wherein the temperature of twin screw extruder from feed zone to head is respectively: 220-240 ℃, 260-280 ℃, 260-280 ℃, 265-285 ℃, 260-280 ℃, 255-275 ℃, 260-280 ℃ and 260-280 ℃, die head temperature 265-280 ℃.
Compared with prior art, the present invention has following beneficial effect:
1, polymeric amide/polyarylester alloy excellent heat resistance, 100 ℃ of heat-drawn wire > (1.82MPa), thermally-stabilised good, its structure and blend morphology seldom change, and repeat processibility good;
2, polymeric amide/polyarylester alloy forming shrinking percentage is little, the not yielding warpage of goods;
3, polymeric amide/polyarylester alloy water-intake rate is than the obvious reduction of polyamide resin, shortens time of drying before forming materials;
4, the density of polyarylester is little, so the alloy density of producing does not significantly improve yet.
?
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be appreciated that, these embodiment are only for the present invention is described, and are not intended to limit the scope of the invention.Technician makes according to the present invention in actual applications the improvement that does not deviate from principle of the present invention and adjustment, still belong to protection scope of the present invention.
embodiment 1
Taking polymeric amide PA66 and be 60 parts, 20 parts of polymer with bis phenol A aromatic ester, 8 parts of bisphenol A type epoxy resins, 8 parts of maleic anhydrides, 4 parts of glycidyl methacrylate, lubricant ethylene bis stearic acid amide EBS is 0.2 part, antioxidant N, N '-1, [3-(3 for 6-inferior hexyl-bis-, 5-di-tert-butyl-hydroxy phenyl) propionic acid amide] (1098) be 0.5 part and together mix, again mixture is added from the main spout of twin screw extruder, through melt extruding, cooling, pelletizing gets final product to obtain polymeric amide/polyarylester alloy; Wherein the temperature of twin screw extruder from feed zone to head is respectively: 240 ℃, 280 ℃, 280 ℃, 285 ℃, 280 ℃, 275 ℃, 280 ℃ and 280 ℃, and 280 ℃ of die head temperatures.
embodiment 2
Taking polymeric amide PA6 and be 40 parts, 40 parts of polymer with bis phenol A aromatic ester, 2 parts of bisphenol A type epoxy resins, 8 parts of maleic anhydrides, 1 part of glycidyl methacrylate, lubricant polyethylene wax is 2 parts, antioxidant N, N '-1, [3-(3 for 6-inferior hexyl-bis-, 5-di-tert-butyl-hydroxy phenyl) propionic acid amide] (1098) be 1 part and tricresyl phosphite (2,4-di-tert-butyl-phenyl) ester (168) is 1 part and together mixes, again mixture is added from the main spout of twin screw extruder, through melt extruding, cooling, pelletizing gets final product to obtain polymeric amide/polyarylester alloy; Wherein the temperature of twin screw extruder from feed zone to head is respectively: 230 ℃, 270 ℃, 270 ℃, 275 ℃, 270 ℃, 265 ℃, 270 ℃ and 270 ℃, and 270 ℃ of die head temperatures.
embodiment 3
Taking polymeric amide PA6 is 55 parts, 35 parts of polymer with bis phenol A aromatic ester, 6 parts of bisphenol A type epoxy resins, 2 parts of maleic anhydrides, 2 parts of glycidyl methacrylate, lubricant polyethylene wax is 0.3 part of 0.3 part and silicone master batch, antioxidant N, N '-1, [3-(3 for 6-inferior hexyl-bis-, 5-di-tert-butyl-hydroxy phenyl) propionic acid amide] (1098) be 0.2 part and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) ester (168) is 0.3 part and together mixes, again mixture is added from the main spout of twin screw extruder, through melt extruding, cooling, pelletizing gets final product to obtain polymeric amide/polyarylester alloy, wherein the temperature of twin screw extruder from feed zone to head is respectively: 220 ℃, 260 ℃, 260 ℃, 265 ℃, 260 ℃, 255 ℃, 260 ℃ and 260 ℃, and 265 ℃ of die head temperatures.
embodiment 4
Taking polymeric amide PA66 is 50 parts, 30 parts of polymer with bis phenol A aromatic ester, 8 parts of bisphenol A type epoxy resins, 5 parts of maleic anhydrides, 3 parts of glycidyl methacrylate, lubricant ethylene bis stearic acid amide EBS is 0.2 part, polyethylene wax is 0.4 part of 0.2 part and silicone master batch, antioxidant N, N '-1, [3-(3 for 6-inferior hexyl-bis-, 5-di-tert-butyl-hydroxy phenyl) propionic acid amide] (1098) be 0.3 part and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) ester (168) is 0.5 part and together mixes, again mixture is added from the main spout of twin screw extruder, through melt extruding, cooling, pelletizing gets final product to obtain polymeric amide/polyarylester alloy, wherein the temperature of twin screw extruder from feed zone to head is respectively: 240 ℃, 280 ℃, 280 ℃, 285 ℃, 280 ℃, 275 ℃, 280 ℃ and 280 ℃, and 280 ℃ of die head temperatures.
embodiment 5
Taking polymeric amide PA66 is 30 parts, polyamide 6 is 30 parts, 30 parts of polymer with bis phenol A aromatic ester, 3 parts of bisphenol A type epoxy resins, 2 parts of maleic anhydrides, 4 parts of glycidyl methacrylate, lubricant ethylene bis stearic acid amide EBS is 0.3 part, polyethylene wax is 0.2 part of 0.2 part and silicone master batch, antioxidant N, N '-1, [3-(3 for 6-inferior hexyl-bis-, 5-di-tert-butyl-hydroxy phenyl) propionic acid amide] (1098) be 0.1 part and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) ester (168) is 0.1 part and together mixes, again mixture is added from the main spout of twin screw extruder, through melt extruding, cooling, pelletizing gets final product to obtain polymeric amide/polyarylester alloy, wherein the temperature of twin screw extruder from feed zone to head is respectively: 230 ℃, 270 ℃, 270 ℃, 275 ℃, 270 ℃, 265 ℃, 270 ℃ and 270 ℃, and 270 ℃ of die head temperatures.
The alloy material of above-described embodiment gained is injection molded into various battens at 270-300 ℃, and according to the listed testing method test of table 1 properties, each material property of embodiment 1-5 is as shown in table 2 and table 3, and table 3 has also been listed the parameters of PA6 and PA66 simultaneously.
Table 1 testing method
| Tensile strength | ISO 527 |
| Flexural strength | ISO 178 |
| Modulus in flexure | ISO 178 |
| Simply supported beam notched Izod impact strength | ISO 179-1 |
| Heat-drawn wire (1.82MPa) | ISO 75-1、2 |
| Shrinking percentage | ISO 294-4 |
| Water-intake rate | ISO 62 |
| Density | ISO 1183 |
The performance test of table 2 alloy material
| Performance | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Tensile strength MPa | 75.6 | 79.7 | 78.2 |
| Flexural strength MPa | 114 | 132 | 124 |
| Modulus in flexure MPa | 2686 | 2961 | 2320 |
| Simply supported beam notched Izod impact strength Kj/m 2 | 9.1 | 8.3 | 7.1 |
| Heat-drawn wire (1.82MPa) ℃ | 107 | 127 | 119 |
| Shrinking percentage % | 0.8 | 0.5 | 0.7 |
| Water-intake rate % | 1.1 | 0.6 | 0.7 |
| Density g/cm 3 | 1.18 | 1.22 | 1.21 |
The performance test of table 3 alloy material
| Performance | Embodiment 4 | Embodiment 5 | PA6 | PA66 |
| Tensile strength MPa | 77.8 | 72.2 | 62.7 | 72.6 |
| Flexural strength MPa | 120 | 119 | 88.8 | 110 |
| Modulus in flexure MPa | 2530 | 2411 | 2010 | 2603 |
| Simply supported beam notched Izod impact strength Kj/m 2 | 7.6 | 8.4 | 8.8 | 7.6 |
| Heat-drawn wire (1.82MPa) ℃ | 112 | 112 | 61 | 70 |
| Shrinking percentage % | 0.8 | 0.7 | 1.5 | 1.9 |
| Water-intake rate % | 0.9 | 1.0 | 2.1 | 1.7 |
| Density g/cm 3 | 1.20 | 1.20 | 1.14 | 1.14 |
By table 2, table 3, can find out that polymeric amide/polyarylester alloy is due to consistency preferably, so mechanical property does not reduce, all 100 ℃ of > (1.82MPa) and heat-drawn wire is improved significantly generally, show good thermally-stabilised, polymeric amide/polyarylester alloy forming shrinking percentage is also little than polyamide resin, the not yielding warpage of goods; Polymeric amide/polyarylester alloy water-intake rate is than the obvious reduction of polyamide resin, shortens time of drying before forming materials; In addition, the density of polymeric amide/polyarylester alloy does not significantly improve.
Claims (7)
1. polymeric amide/polyarylester alloy, is characterized in that, by following component, according to mass parts, is prepared from:
Polymeric amide 40-60 part
Polymer with bis phenol A aromatic ester 20-40 part
Compatilizer 5-20 part
Oxidation inhibitor 0.2-2 part
Lubricant 0.2-2 part.
2. described a kind of polymeric amide/polyarylester alloy as claimed in claim 1, is characterized in that, described polymeric amide is polyamide 66 and/or the polyamide 6 of relative viscosity 2.4-3.0.
3. described a kind of polymeric amide/polyarylester alloy as claimed in claim 1, is characterized in that, described polymer with bis phenol A aromatic ester molecular structure is
4. described a kind of polymeric amide/polyarylester alloy as claimed in claim 1, is characterized in that, the weight of described compatilizer consists of bisphenol A type epoxy resin 2-8 part, maleic anhydride 2-8 part, glycidyl methacrylate 1-4 part.
5. described a kind of polymeric amide/polyarylester alloy as claimed in claim 1, it is characterized in that, described oxidation inhibitor is N, N '-1,6-inferior hexyl-bis-[3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid amide] or be N, N '-1,6-inferior hexyl-bis-[3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid amide] and tricresyl phosphite (2,4-di-tert-butyl-phenyl) ester composition.
6. described a kind of polymeric amide/polyarylester alloy as claimed in claim 1, is characterized in that, described lubricant is at least one in ethylene bis stearic acid amide, polyethylene wax, silicone master batch.
7. a preparation method for polymeric amide/polyarylester alloy described in claim 1-6 any one, step is as follows:
By proportioning, polymeric amide, polymer with bis phenol A aromatic ester, compatilizer, lubricant and oxidation inhibitor are together mixed, then mixture is added from the main spout of twin screw extruder, through melt extruding, cooling, pelletizing gets final product to obtain polymeric amide/polyarylester alloy; Wherein the temperature of twin screw extruder from feed zone to head is respectively: 220-240 ℃, 260-280 ℃, 260-280 ℃, 265-285 ℃, 260-280 ℃, 255-275 ℃, 260-280 ℃ and 260-280 ℃, die head temperature 265-280 ℃.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016225A (en) * | 2019-03-22 | 2019-07-16 | 祥兴(福建)箱包集团有限公司 | A kind of trolley case trundle bracket carbon fiber reinforced nylon composite material and preparation method |
| CN110483992A (en) * | 2019-09-04 | 2019-11-22 | 株洲时代新材料科技股份有限公司 | A kind of low warpage enhancing semi-aromatic high-temperature nylon composite material and preparation method |
| CN111961341A (en) * | 2020-08-25 | 2020-11-20 | 宁波公牛电器有限公司 | Composite material, preparation method thereof, fixing frame and wall switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016225A (en) * | 2019-03-22 | 2019-07-16 | 祥兴(福建)箱包集团有限公司 | A kind of trolley case trundle bracket carbon fiber reinforced nylon composite material and preparation method |
| CN110483992A (en) * | 2019-09-04 | 2019-11-22 | 株洲时代新材料科技股份有限公司 | A kind of low warpage enhancing semi-aromatic high-temperature nylon composite material and preparation method |
| CN110483992B (en) * | 2019-09-04 | 2021-11-16 | 株洲时代新材料科技股份有限公司 | Low-warpage reinforced semi-aromatic high-temperature nylon composite material and preparation method thereof |
| CN111961341A (en) * | 2020-08-25 | 2020-11-20 | 宁波公牛电器有限公司 | Composite material, preparation method thereof, fixing frame and wall switch |
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