CN102732000A - Flame-retardant glass fiber reinforced polyamide (PA) 6/ PA1010 alloy composition and preparation method thereof - Google Patents

Flame-retardant glass fiber reinforced polyamide (PA) 6/ PA1010 alloy composition and preparation method thereof Download PDF

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CN102732000A
CN102732000A CN2012102474624A CN201210247462A CN102732000A CN 102732000 A CN102732000 A CN 102732000A CN 2012102474624 A CN2012102474624 A CN 2012102474624A CN 201210247462 A CN201210247462 A CN 201210247462A CN 102732000 A CN102732000 A CN 102732000A
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flame
glass fibre
strengthens
alloy composite
proof glass
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郭建鹏
孟成铭
杨涛
陈晓东
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Shanghai Rizhisheng New Technology Development Co Ltd
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Shanghai Rizhisheng New Technology Development Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B29B9/14—Making granules characterised by structure or composition fibre-reinforced
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
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    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
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    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7461—Combinations of dissimilar mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
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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
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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
    • 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
    • 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
    • C08K3/02—Elements
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/005—Stabilisers against oxidation, heat, light, ozone
    • 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
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/14—Glass
    • 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
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances
    • C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • 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
    • C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • 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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    • 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
    • C09K21/00—Fireproofing materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • 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
    • B29C2948/9258—Velocity
    • B29C2948/9259—Angular velocity
    • 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
    • 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
    • B29C2948/92885—Screw or gear
    • 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

Abstract

The invention relates to a flame-retardant glass fiber reinforced polyamide (PA) 6/ PA1010 alloy composition and a preparation method of the composition. The composition comprises the components by weight percent: 20-41% of PA6, 20-41% of PA1010, 0-15% of compound flame retardant masterbatch, 20-40% of glass fiber, 0.1-1% of antioxidant and 0.1-1% of lubricating dispersing agent. The preparation method of the composition comprises the following steps of: weighing all the components according to the weight ratio, putting the components in a high mixing machine, mixing for 2-5min and discharging; and then, extruding and pelleting by using a twin-screw extruder, wherein the processing temperature is 200-225 DEG C, and the screw revolution is 30-40Hz. Compared with the prior art, the composition has the advantages of being high in comparative tracking index (CTI), low in flame retardant precipitation, halogen-free, environment-friendly, balanced in comprehensive performance and the like, thus being widely applied to products in the field of electronic and electric appliances such as a contactor, a leakage protector, a shell of a circuit breaker and the like.

Description

Flame-proof glass fibre strengthens PA6/PA1010 alloy composite and preparation method thereof
Technical field
The present invention relates to a kind of flame-proof glass fibre and strengthen alloy material, be specifically related to a kind of flame-proof glass fibre and strengthen PA6/PA1010 alloy composite and preparation method thereof.
Background technology
In recent years; The electric industrial boom of China; Increasing demand to the fire-retardant enhancement engineering plastics of high electric insulation increases, all need be with the engineering plastic materials with good comprehensive mechanical properties, flame retardant properties and electrical insulation capability like low-voltage vacuum contactor, isolating switch, earth leakage protective device, connector, low-tension switch, the electric element of thin-walled etc.In this product scope, the consumption of polyamide (PA) is maximum.Yet because the relative industry of development of fire retardant lags behind concerning the requirement that material improves day by day, a variety of fire retardants join mechanical property, the electrical insulation capability that can greatly reduce material in the material.For example, phase ratio creepage tracking index (CTI) drops to 200V even lower from 600V, and in addition, along with the enforcement of RoHs of European Union and WEEE instruction, traditional bromine is that flame-retardant system can not satisfy this requirement, and the use of some fire retardant simultaneously also can be restricted.Along with development of technology engineering plastics process of localization is also being accelerated.Rizhisheng New Technology Development Co., Ltd., Shanghai strengthens the PA6/PA1010 product to high CTI value, the low fire retardant property separated out flame-proof glass fibre and has carried out deep research.The high CTI value of being developed, the low fire retardant property separated out, flame-proof glass fibre strengthen the PA6/PA1010 alloy product and have successfully substituted the like product that companies such as BASF produce; Realized the production domesticization of this series products; When being included in the localization of raw material plan by some foreign capital affiliates, this material also begins to export to the European and American areas.
Summary of the invention
The objective of the invention is to overcome the defective that above-mentioned prior art exists, provide a kind of flame-proof glass fibre to strengthen PA6/PA1010 alloy composite and preparation method thereof.Compsn of the present invention has high CTI value, the low fire retardant property separated out, halogen-free environmental, and advantages such as over-all properties equilibrium can be widely used in the product of field of electronics such as contactor, earth leakage protective device, case for circuit breaker.
The objective of the invention is to realize through following technical scheme:
The present invention relates to a kind of flame-proof glass fibre and strengthen the PA6/PA1010 alloy composite, comprise each component of following weight percent content:
Figure BDA00001894915700021
Preferably, the limiting viscosity of described PA6 is 2.4dL/g.
Preferably, the limiting viscosity of described PA1010 is 2.4dL/g, is made through polycondensation by sebacic acid.
Preferably, described compositional flame-retardant master batch is composite voluntarily by my company, is mixed by three kinds of components, specifically comprises each component of following weight percent content: deironing red phosphorus master batch: 50%; Antimigration agent: 25%; High CTI auxiliary agent: 25%.
Preferably, said spun glass is the alkali free glass fibre that handle through silane coupling agent on the surface.
Preferably, said oxidation inhibitor is Hinered phenols antioxidant.
Preferably, described lubrication dispersing agent is a silicone.
The invention still further relates to a kind of preparation method of aforesaid flame-proof glass fibre enhancing PA6/PA1010 alloy composite, be specially: said each component is put into high-speed mixer and mixing by weight ratio, discharging, the twin screw extruder extruding pelletization gets final product.
Preferably, the said blended time is 2～5 minutes.
Preferably, the extrusion temperature of said twin screw extruder is 200～225 ℃, and the screw rod revolution is 30～40HZ.
Compared with prior art, the present invention has following beneficial effect:
1, adopt compositional flame-retardant master batch system, compare with traditional fire-retardant master granule, compositional flame-retardant master batch system has following characteristics: 1) comprehensive mechanical property is higher; 2) can CTI be brought up to 660V from 320V; 3) overcome the product surface that common red phosphorus moves under certain condition, under the effect of oxygen G&W, finally to form the mordant phosphorus of metallic article be the defective of acidic substance to red phosphorus then.
2, the oxidation inhibitor that adds is Hinered phenols antioxidant, can improve compsn in the antioxidant property of the course of processing and the ageing resistance in the use.
3, adopt silicone as lubricant, improve the materials processed flowability, reduce frictional coefficient; Improve smooth property, under specific processing conditions, adopt dispersiveness better, the residence time is short; Shear weak slightly combination, prevent that fire retardant from decomposing, thereby guaranteed the steady quality of material.
4, have high CTI value, the low fire retardant property separated out, halogen-free environmental, advantages such as over-all properties equilibrium can be widely used in the product of field of electronics such as contactor, earth leakage protective device, case for circuit breaker.
Embodiment
Below in conjunction with specific embodiment the present invention is elaborated.Following examples will help those skilled in the art further to understand the present invention, but not limit the present invention in any form.Should be pointed out that to those skilled in the art, under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement.These all belong to protection scope of the present invention.
Comparative Examples 1～3
The PA6/PA1010 alloy composite comprises each component of the weight percent content shown in the table 1; Its preparation method is following:
(1) takes by weighing raw material by the weight percent content shown in the table 1, put into high-speed mixer and mixing 2～5 minutes, discharging;
(2) above-mentioned mixed raw materials is added twin screw extruder, extruding pelletization, both said PA6/PA1010 alloy composite; Parameters such as the extrusion temperature of said twin screw extruder, screw rod revolution are as shown in table 2.
Embodiment 1～8
Flame-proof glass fibre strengthens the PA6/PA1010 alloy composite, comprises each component of the weight percent content shown in the table 1; Its preparation method is following:
(1) takes by weighing raw material by the weight percent content shown in the table 1, put into high-speed mixer and mixing 2～5 minutes, discharging; Compositional flame-retardant master batch in the table 1 comprises each component of following mass percentage content: deironing red phosphorus master batch: 50%; Antimigration agent: 25%; High CTI auxiliary agent: 25%;
(2) above-mentioned mixed raw materials is added twin screw extruder, extruding pelletization, both said flame-proof glass fibre enhancing PA6/PA1010 alloy composite; Parameters such as the extrusion temperature of said twin screw extruder, screw rod revolution are as shown in table 2.
The formula for raw stock of table 1 Comparative Examples 1～3 and embodiment 1～8
Material name PA6 PA1010 The compositional flame-retardant master batch Spun glass Oxidation inhibitor Lubrication dispersing agent
Comparative Examples 1 37.3 30 12 20 0.2 0.5
Comparative Examples 2 33.3 30 11 25 0.2 0.5
Comparative Examples 3 24.3 30 10 35 0.2 0.5
Embodiment 1 39 40 0 20 0.6 0.4
Embodiment 2 20 41 15 22.5 1 0.5
Embodiment 3 25.3 30 9 35 0.1 0.6
Embodiment 4 21.3 30 8 40 0.2 0.5
Embodiment 5 22.3 30 7 40 0.2 0.5
Embodiment 6 23.3 30 6 40 0.6 0.1
Embodiment 7 41 20 12.8 25 0.2 1
Embodiment 8 30 27 15 27 0.2 0.8
Table 2
Embodiment 9, performance test
Adopt the ASTM standard, the PA6/PA1010 alloy combination matter sample to embodiment 1～8 and Comparative Examples 1～3 make carries out the performance test contrast.The test performance contrast is as shown in table 3:
Table 3
Figure BDA00001894915700051
Can know that by table 3 embodiment 1 compares with Comparative Examples 1,2,3, the high CTI, the low property the separated out flame-proof PA 6/PA12 alloy composite that adopt compositional flame-retardant master batch system of the present invention to make are described, have following some advantage:
(1) comprehensive mechanical property is higher: on mechanical performance indexs such as tensile strength, flexural strength, modulus in flexure, shock strength, all obtain bigger raising;
(2) the CTI value is higher: CTI is brought up to 660V from 320V;
(3) pH value that obtains of corrosion test becomes neutrality by acidity; Explain that the compositional flame-retardant master batch system that the present invention adopts has overcome the product surface that common red phosphorus moves in traditional fire-retardant master granule system under certain condition, under the effect of oxygen G&W, finally to form the mordant phosphorus of metallic article be the defective of acidic substance to red phosphorus then.
In sum, compsn of the present invention has high CTI value, the low fire retardant property separated out, halogen-free environmental, and advantages such as over-all properties equilibrium can be widely used in the product of field of electronics such as contactor, earth leakage protective device, case for circuit breaker.

Claims (10)

1. a flame-proof glass fibre strengthens the PA6/PA1010 alloy composite, it is characterized in that said composition comprises each component of following weight percent content:
Figure FDA00001894915600011
2. flame-proof glass fibre according to claim 1 strengthens the PA6/PA1010 alloy composite, it is characterized in that the limiting viscosity of described PA6 is 2.4dL/g.
3. flame-proof glass fibre according to claim 1 strengthens the PA6/PA1010 alloy composite, it is characterized in that described PA1010 limiting viscosity is 2.4dL/g, is made through polycondensation by sebacic acid.
4. flame-proof glass fibre according to claim 1 strengthens the PA6/PA1010 alloy composite, it is characterized in that described compositional flame-retardant master batch comprises each component of following weight percent content: deironing red phosphorus master batch: 50%; Antimigration agent: 25%; High CTI auxiliary agent: 25%.
5. flame-proof glass fibre according to claim 1 strengthens the PA6/PA1010 alloy composite, it is characterized in that, described spun glass is the alkali free glass fibre that handle through silane coupling agent on the surface.
6. flame-proof glass fibre according to claim 1 strengthens the PA6/PA1010 alloy composite, it is characterized in that described oxidation inhibitor is Hinered phenols antioxidant.
7. flame-proof glass fibre according to claim 1 strengthens the PA6/PA1010 alloy composite, it is characterized in that described lubrication dispersing agent is a silicone.
8. a flame-proof glass fibre as claimed in claim 1 strengthens the preparation method of PA6/PA1010 alloy composite; It is characterized in that said preparation method is specially: said each component is put into high-speed mixer and mixing, discharging by weight ratio; The twin screw extruder extruding pelletization gets final product.
9. flame-proof glass fibre according to claim 8 strengthens the preparation method of PA6/PA1010 alloy composite, it is characterized in that the said blended time is 2～5 minutes.
10. flame-proof glass fibre according to claim 8 strengthens the preparation method of PA6/PA1010 alloy composite, it is characterized in that the extrusion temperature of said twin screw extruder is 200～225 ℃, and the screw rod revolution is 30～40Hz.
CN2012102474624A 2012-07-17 2012-07-17 Flame-retardant glass fiber reinforced polyamide (PA) 6/ PA1010 alloy composition and preparation method thereof Pending CN102732000A (en)

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CN113544213A (en) * 2019-03-06 2021-10-22 巴斯夫欧洲公司 Polyamide molding compositions for high gloss applications
WO2022043115A1 (en) * 2020-08-28 2022-03-03 Basf Se Polyamide composition with inclined plane tracking resistance
EP3931260B1 (en) * 2019-02-25 2023-04-05 Basf Se Polyamide molding compounds having increased hydrolysis resistance

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CN102558839A (en) * 2011-12-21 2012-07-11 上海普利特复合材料股份有限公司 Low odor, anti-static electricity, red phosphorus flame retardant thermoplastic composition and preparation method thereof

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CN102382464A (en) * 2011-09-07 2012-03-21 上海日之升新技术发展有限公司 High-CTI (comparative tracking index) value and low-corrosivity red phosphorus flame-retarding glass fiber reinforced PA66 (polyamide 66) material and preparation method thereof
CN102558839A (en) * 2011-12-21 2012-07-11 上海普利特复合材料股份有限公司 Low odor, anti-static electricity, red phosphorus flame retardant thermoplastic composition and preparation method thereof

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EP3931260B1 (en) * 2019-02-25 2023-04-05 Basf Se Polyamide molding compounds having increased hydrolysis resistance
CN113544213A (en) * 2019-03-06 2021-10-22 巴斯夫欧洲公司 Polyamide molding compositions for high gloss applications
WO2022043115A1 (en) * 2020-08-28 2022-03-03 Basf Se Polyamide composition with inclined plane tracking resistance

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