CN103275486A - Preparation method of ethylene glycol terephthalate modified halogen-free flame retardant polyamide composite material - Google Patents
Preparation method of ethylene glycol terephthalate modified halogen-free flame retardant polyamide composite material Download PDFInfo
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- CN103275486A CN103275486A CN2013102115626A CN201310211562A CN103275486A CN 103275486 A CN103275486 A CN 103275486A CN 2013102115626 A CN2013102115626 A CN 2013102115626A CN 201310211562 A CN201310211562 A CN 201310211562A CN 103275486 A CN103275486 A CN 103275486A
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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
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
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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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- 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
- B29C48/78—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
-
- 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
-
- 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
- B29C2948/92895—Barrel or housing
-
- 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
- B29C2948/92923—Calibration, after-treatment or cooling zone
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a preparation method of an ethylene glycol terephthalate modified halogen-free flame retardant polyamide composite material, belonging to the field of high molecular material preparation. The method comprises the following steps of: drying 23-28 parts of ethylene glycol terephthalate into a drying device; feeding the dried material into a high-speed mixer, adding 120-136 parts of polyamide 6 resin, 30-45 parts of polyamide 66 resin, 12-19 parts of flexibilizer, 35-43 parts of phosphate, 6-11 parts of glass beads, 1.2-1.9 parts of antioxidant, 27-36 parts of reinforced fiber, 1.2-2.1 parts of lubricant and 1-2.1 parts of carbon black, and mixing; feeding the mixture into a parallel double-screw extruder for melt extrusion, and controlling the screw temperature from the first area to the twelfth area at 230 DEG C, 235 DEG C, 245 DEG C, 255 DEG C, 255 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 275 DEG C, 275 DEG C and 275 DEG C; discharging the product from the double-screw extruder; and performing water cooling, granulation and drying to obtain a finished product. The tensile strength is 135-158MPa, the bending strength is 226-247MPa, the bending modulus is 3,800-4,700MPa, the notch impact strength is 12.4-15.2kj/m<2>, the flame retardance reaches V-0 (UL-94-1.5mm), and the temperature resistance and chemical corrosion resistance are good.
Description
Technical field
The invention belongs to field of polymer material preparing technology, be specifically related to a kind of preparation method of halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification.
Background technology
Polymeric amide is the most widely used engineering plastic materials of a class, is widely used in fields such as automobile, electrical equipment, building.But, because polyamide material polarity is strong, the easy moisture absorption, thereby cause it to have relatively high expectations in processes such as processing.The crystallinity of polyethylene terephthalate is strong, the fusing point height, and intensity is good, usually is used for the alloying of some engineering plastic materials, to satisfy the engineering plastic materials requirement in the special dimensions such as production heatproof, anti-solvent.In view of this, by ethylene glycol terephthalate to polyamide modified and make both mutual supplement with each other's advantages have positive effect.
Summary of the invention
Task of the present invention is to provide a kind of preparation method of halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification, and the polyamide compoiste material that is obtained by this method has the strong point of halogen-free flameproof, intensity height, heatproof resistance to chemical attack effect excellence.
Task of the present invention is finished like this, and a kind of preparation method of halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification may further comprise the steps:
A) baking material drops into the polyethylene terephthalate that takes by weighing by weight in the baking apparatus and at 110 ℃ of following drying 12h for 23～28 parts, obtains the oven dry material;
B) batch mixing, will be by steps A) the oven dry material that obtains drops in the high-speed mixer, and in high-speed mixer, drop in 27 ~ 36 parts of 1.2 ~ 1.9 parts in 6 ~ 11 parts of 35 ~ 43 parts of 12 ~ 19 parts of 30～45 parts of 120～136 parts of polyamide 6 resins, polyamide 66 resins, toughner, phosphoric acid salt, glass microballons, oxidation inhibitor, fortifying fibres, lubricant 1.2 ~ 2.1 and 1 ~ 2.1 part of input high-speed mixer of carbon black that takes by weighing by weight, and under the speed of 580n/min, mix 13min, obtain compound;
C) preparation finished product, will be by step B) compound that obtains drops in the parallel twin screw extruder and melt extrudes, extruder temperature Zi Yi district to the No.12 District of twin screw extruder is controlled to be respectively: 230 ℃ of district's temperature, 235 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature, 265 ℃ of six district's temperature, 265 ℃ of seven district's temperature, 265 ℃ of eight district's temperature, 265 ℃ of nine district's temperature, 275 ℃ of ten district's temperature, 275 ℃ of Shi Yi district temperature, 275 ℃ of No.12 District temperature, go out twin screw extruder through water cooling, pelletizing and drying obtain the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification.
In one embodiment of the invention, described polyamide 6 resin be fusing point more than 220 ℃, the limiting viscosity index is 2.3 polycaprolactam polyimide resin.
In another embodiment of the present invention, described polyamide 66 resin is that fusing point is at the polyamide 66 resin more than 210 ℃.
In yet another embodiment of the present invention, described polyethylene terephthalate is the polyethylene terephthalate of 255 ℃ of fusing points.
In another embodiment of the present invention, described toughner is the terpolymer EP rubber of maleic anhydride graft; Described phosphoric acid salt agent is hypo-aluminum orthophosphate.
Also have among the embodiment of the present invention, described glass microballon is hollow glass micropearl.
More of the present invention and among embodiment, described oxidation inhibitor is 4,4 '-methylene-bis (2,6-DI-tert-butylphenol compounds).
In of the present invention and then embodiment, described fortifying fibre is the alkali free glass fibre of length 3mm.
Of the present invention again more and among embodiment, described lubricant is two stearic amides.
In again of the present invention and then embodiment, described carbon black is furnace treated black.
The halogen-free flame-retardant polyamide matrix material of the polyethylene terephthalate modification that the inventive method obtains has following performance index after tested: tensile strength 135～158MPa, flexural strength 226～247MPa, modulus in flexure 3800～4700MPa, notched Izod impact strength 12.4～15.2kj/m
2, flame retardant resistance reaches V-0 (UL-94-1.5mm); Has excellent heatproof resistance to chemical attack effect.
Embodiment
Embodiment 1:
A) baking material drops into the fusing point that takes by weighing the by weight polyethylene terephthalate at 255 ℃ in the baking apparatus and at 110 ℃ of following drying 12h for 25 parts, obtains the oven dry material;
B) batch mixing, will be by steps A) the oven dry material that obtains drops in the high-speed mixer, and drop in the high-speed mixer fusing point that takes by weighing by weight more than 220 ℃ and the limiting viscosity index be 136 parts of 2.3 polycaprolactam polyimide resins, fusing point is 30 parts of the polyamide 66 resins more than 210 ℃, 12 parts of the terpolymer EP rubbers of maleic anhydride graft, 43 parts of hypo-aluminum orthophosphates, 6 parts of hollow glass micropearls, 4,4 '-methylene-bis (2,6-DI-tert-butylphenol compounds) 1.5 part, length is 27 parts of the alkali free glass fibres of 3mm, in 1.8 parts of input high-speed mixers of carbon black that 1.8 parts of two stearic amides and oven process are produced, and under the speed of 580n/min, mix 13min, obtain compound;
C) preparation finished product, will be by step B) compound that obtains drops in the parallel twin screw extruder and melt extrudes, extruder temperature Zi Yi district to the No.12 District of twin screw extruder is controlled to be respectively: 230 ℃ of district's temperature, 235 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature, 265 ℃ of six district's temperature, 265 ℃ of seven district's temperature, 265 ℃ of eight district's temperature, 265 ℃ of nine district's temperature, 275 ℃ of ten district's temperature, 275 ℃ of Shi Yi district temperature, 275 ℃ of No.12 District temperature, go out twin screw extruder through water cooling, pelletizing and drying obtain the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification.
Embodiment 2:
A) baking material drops into the fusing point that takes by weighing the by weight polyethylene terephthalate at 255 ℃ in the baking apparatus and at 110 ℃ of following drying 12h for 23 parts, obtains the oven dry material;
B) batch mixing, will be by steps A) the oven dry material that obtains drops in the high-speed mixer, and drop in the high-speed mixer fusing point that takes by weighing by weight more than 220 ℃ and the limiting viscosity index be 120 parts of 2.3 polycaprolactam polyimide resins, fusing point is 35 parts of the polyamide 66 resins more than 210 ℃, 19 parts of the terpolymer EP rubbers of maleic anhydride graft, 35 parts of hypo-aluminum orthophosphates, 11 parts of hollow glass micropearls, 4,4 '-methylene-bis (2,6-DI-tert-butylphenol compounds) 1.2 part, length is 36 parts of the alkali free glass fibres of 3mm, in 2.1 parts of input high-speed mixers of carbon black that 2.1 parts of two stearic amides and oven process are produced, and under the speed of 580n/min, mix 13min, obtain compound;
C) preparation finished product, will be by step B) compound that obtains drops in the parallel twin screw extruder and melt extrudes, extruder temperature Zi Yi district to the No.12 District of twin screw extruder is controlled to be respectively: 230 ℃ of district's temperature, 235 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature, 265 ℃ of six district's temperature, 265 ℃ of seven district's temperature, 265 ℃ of eight district's temperature, 265 ℃ of nine district's temperature, 275 ℃ of ten district's temperature, 275 ℃ of Shi Yi district temperature, 275 ℃ of No.12 District temperature, go out twin screw extruder through water cooling, pelletizing and drying obtain the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification.
Embodiment 3:
A) baking material drops into the fusing point that takes by weighing the by weight polyethylene terephthalate at 255 ℃ in the baking apparatus and at 110 ℃ of following drying 12h for 26 parts, obtains the oven dry material;
B) batch mixing, will be by steps A) the oven dry material that obtains drops in the high-speed mixer, and drop in the high-speed mixer fusing point that takes by weighing by weight more than 220 ℃ and the limiting viscosity index be 130 parts of 2.3 polycaprolactam polyimide resins, fusing point is 40 parts of the polyamide 66 resins more than 210 ℃, 14 parts of the terpolymer EP rubbers of maleic anhydride graft, 40 parts of hypo-aluminum orthophosphates, 8 parts of hollow glass micropearls, 4,4 '-methylene-bis (2,6-DI-tert-butylphenol compounds) 1.9 part, length is 30 parts of the alkali free glass fibres of 3mm, in 1 part of input high-speed mixer of carbon black that 1.2 parts of two stearic amides and oven process are produced, and under the speed of 580n/min, mix 13min, obtain compound;
C) preparation finished product, will be by step B) compound that obtains drops in the parallel twin screw extruder and melt extrudes, extruder temperature Zi Yi district to the No.12 District of twin screw extruder is controlled to be respectively: 230 ℃ of district's temperature, 235 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature, 265 ℃ of six district's temperature, 265 ℃ of seven district's temperature, 265 ℃ of eight district's temperature, 265 ℃ of nine district's temperature, 275 ℃ of ten district's temperature, 275 ℃ of Shi Yi district temperature, 275 ℃ of No.12 District temperature, go out twin screw extruder through water cooling, pelletizing and drying obtain the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification.
Embodiment 4:
A) baking material drops into the fusing point that takes by weighing the by weight polyethylene terephthalate at 255 ℃ in the baking apparatus and at 110 ℃ of following drying 12h for 28 parts, obtains the oven dry material;
B) batch mixing, will be by steps A) the oven dry material that obtains drops in the high-speed mixer, and drop in the high-speed mixer fusing point that takes by weighing by weight more than 220 ℃ and the limiting viscosity index be 125 parts of 2.3 polycaprolactam polyimide resins, fusing point is 45 parts of the polyamide 66 resins more than 210 ℃, 17 parts of the terpolymer EP rubbers of maleic anhydride graft, 37 parts of hypo-aluminum orthophosphates, 10 parts of hollow glass micropearls, 4,4 '-methylene-bis (2,6-DI-tert-butylphenol compounds) 1.7 part, length is 33 parts of the alkali free glass fibres of 3mm, in 1.5 parts of input high-speed mixers of carbon black that 1.6 parts of two stearic amides and oven process are produced, and under the speed of 580n/min, mix 13min, obtain compound;
C) preparation finished product, will be by step B) compound that obtains drops in the parallel twin screw extruder and melt extrudes, extruder temperature Zi Yi district to the No.12 District of twin screw extruder is controlled to be respectively: 230 ℃ of district's temperature, 235 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature, 265 ℃ of six district's temperature, 265 ℃ of seven district's temperature, 265 ℃ of eight district's temperature, 265 ℃ of nine district's temperature, 275 ℃ of ten district's temperature, 275 ℃ of Shi Yi district temperature, 275 ℃ of No.12 District temperature, go out twin screw extruder through water cooling, pelletizing and drying obtain the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification.
The halogen-free flame-retardant polyamide matrix material of the ethylene glycol terephthalate modification that is obtained by above-described embodiment 1 to 4 has following technique effect after tested:
| Test event | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Tensile strength MPa | 136 | 143 | 149 | 156 |
| Flexural strength MPa | 227 | 234 | 240 | 248 |
| Modulus in flexure MPa | 3850 | 4070 | 4430 | 4680 |
| Socle girder notched Izod impact strength kj/m 2 | 12.5 | 13．6 | 14.3 | 15.1 |
| Flame retardant resistance (UL-94-1.5mm) | V-0 | V-0 | V-0 | V-0 |
Claims (10)
1. the preparation method of the halogen-free flame-retardant polyamide matrix material of an ethylene glycol terephthalate modification is characterized in that may further comprise the steps:
A) baking material drops into the polyethylene terephthalate that takes by weighing by weight in the baking apparatus and at 110 ℃ of following drying 12h for 23～28 parts, obtains the oven dry material;
B) batch mixing, will be by steps A) the oven dry material that obtains drops in the high-speed mixer, and in high-speed mixer, drop in 27 ~ 36 parts of 1.2 ~ 1.9 parts in 6 ~ 11 parts of 35 ~ 43 parts of 12 ~ 19 parts of 30～45 parts of 120～136 parts of polyamide 6 resins, polyamide 66 resins, toughner, phosphoric acid salt, glass microballons, oxidation inhibitor, fortifying fibres, lubricant 1.2 ~ 2.1 and 1 ~ 2.1 part of input high-speed mixer of carbon black that takes by weighing by weight, and under the speed of 580n/min, mix 13min, obtain compound;
C) preparation finished product, will be by step B) compound that obtains drops in the parallel twin screw extruder and melt extrudes, extruder temperature Zi Yi district to the No.12 District of twin screw extruder is controlled to be respectively: 230 ℃ of district's temperature, 235 ℃ of two district's temperature, 245 ℃ of three district's temperature, 255 ℃ of four district's temperature, 255 ℃ of five district's temperature, 265 ℃ of six district's temperature, 265 ℃ of seven district's temperature, 265 ℃ of eight district's temperature, 265 ℃ of nine district's temperature, 275 ℃ of ten district's temperature, 275 ℃ of Shi Yi district temperature, 275 ℃ of No.12 District temperature, go out twin screw extruder through water cooling, pelletizing and drying obtain the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification.
2. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1, it is characterized in that described polyamide 6 resin be fusing point more than 220 ℃, the limiting viscosity index is 2.3 polycaprolactam polyimide resin.
3. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1 is characterized in that described polyamide 66 resin is that fusing point is at the polyamide 66 resin more than 210 ℃.
4. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1 is characterized in that described polyethylene terephthalate is the polyethylene terephthalate of 255 ℃ of fusing points.
5. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1 is characterized in that described toughner is the terpolymer EP rubber of maleic anhydride graft; Described phosphoric acid salt agent is hypo-aluminum orthophosphate.
6. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1 is characterized in that described glass microballon is hollow glass micropearl.
7. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1, it is characterized in that described oxidation inhibitor be 4,4 '-methylene-bis (2,6-DI-tert-butylphenol compounds).
8. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1 is characterized in that described fortifying fibre is the alkali free glass fibre of length 3mm.
9. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1 is characterized in that described lubricant is two stearic amides.
10. the preparation method of the halogen-free flame-retardant polyamide matrix material of ethylene glycol terephthalate modification according to claim 1 is characterized in that described carbon black is furnace treated black.
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| CN2013102115626A CN103275486A (en) | 2013-05-31 | 2013-05-31 | Preparation method of ethylene glycol terephthalate modified halogen-free flame retardant polyamide composite material |
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| CN2013102115626A CN103275486A (en) | 2013-05-31 | 2013-05-31 | Preparation method of ethylene glycol terephthalate modified halogen-free flame retardant polyamide composite material |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6255371B1 (en) * | 1999-07-22 | 2001-07-03 | Clariant Gmbh | Flame-retardant combination |
| CN102229738A (en) * | 2011-05-17 | 2011-11-02 | 威海联桥新材料科技股份有限公司 | High glow-wire flame retardant reinforced PET/PA (polyethylene terephthalate/polyamide) alloy material and production method thereof |
| CN102918108A (en) * | 2010-05-27 | 2013-02-06 | 胜技高分子株式会社 | Polybutylene terephthalate resin composition |
| WO2013030024A1 (en) * | 2011-08-26 | 2013-03-07 | Rhodia Operations | Flame-retardant composition of a polyamide and polyester resin alloy |
-
2013
- 2013-05-31 CN CN2013102115626A patent/CN103275486A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6255371B1 (en) * | 1999-07-22 | 2001-07-03 | Clariant Gmbh | Flame-retardant combination |
| CN102918108A (en) * | 2010-05-27 | 2013-02-06 | 胜技高分子株式会社 | Polybutylene terephthalate resin composition |
| CN102229738A (en) * | 2011-05-17 | 2011-11-02 | 威海联桥新材料科技股份有限公司 | High glow-wire flame retardant reinforced PET/PA (polyethylene terephthalate/polyamide) alloy material and production method thereof |
| WO2013030024A1 (en) * | 2011-08-26 | 2013-03-07 | Rhodia Operations | Flame-retardant composition of a polyamide and polyester resin alloy |
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Application publication date: 20130904 |