CN104177786A - High-strength flame-retardant antistatic modified PET (polyethylene glycol terephthalate) material and preparation method thereof - Google Patents
High-strength flame-retardant antistatic modified PET (polyethylene glycol terephthalate) material and preparation method thereof Download PDFInfo
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- CN104177786A CN104177786A CN201310196419.4A CN201310196419A CN104177786A CN 104177786 A CN104177786 A CN 104177786A CN 201310196419 A CN201310196419 A CN 201310196419A CN 104177786 A CN104177786 A CN 104177786A
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Abstract
The invention belongs to the technical field of polymer materials, and relates to a flame-retardant antistatic modified PET (polyethylene glycol terephthalate) material and a preparation method thereof. The material comprises the following components by weight: 50-70 parts of PET, 20-40 parts of glass fiber, 0.5-1 part of an antistatic agent, 0.3-0.6 part of a lubricant, 0.3-0.6 part of an antioxidant, 0.6-1 part of a coupling agent, 0.2-0.7 part of a nucleating agent, 8-10 parts of 2,2',3,3',4,4',5,5',6,6'-decabromobibenzyl and 2-5 parts of antimony trioxide. The material has the characteristics of being high in strength, antistatic, flame-retardant and the like, the cost is greatly reduced, and the use scope is greatly expanded.
Description
Technical field
The invention belongs to technical field of polymer materials, relate to a kind of flame-proof antistatic modified pet material and preparation method thereof.
Background technology
Polyethylene terephthalate (PET) is a kind of engineering plastics of excellent combination property.PET has good mechanical property.Rigidity is high. and hardness is large, and water-absorbent is very little, good stability of the dimension.Good toughness, shock-resistant, rub resistance, resistance to creep.Chemical resistant properties is good, is dissolved in cresols, the vitriol oil, oil of mirbane, Tricholroacetic Acid, chlorophenol, is insoluble to the features such as methyl alcohol, ethanol, acetone, alkane.Itself mainly becomes various bottles by blowing, as container, and is spun into fiber applications.Apply in electronic apparatus and automotive industry as its alternative nylon of engineering plastics and polybutylene terephthalate.
On the other hand, PET also has shortcoming, and its crystallization rate is slow, and undercapacity own, to bear high strength application requiring, does not have flame retardant resistance, and antistatic effect is poor.Hinder greatly its application on electronic apparatus.
Summary of the invention
The object of the invention is to provides antistatic pet material of a kind of high-strength anti-flaming and preparation method thereof for overcoming the defect existing in prior art.
The antistatic pet material of high-strength anti-flaming provided by the invention has high strength and modulus, static inhibitor provides good antistatic effect for it simultaneously, make it have good flame retardant effect by the interpolation of fire retardant, meet in actual applications the requirement of fire safety, make its scope of application obtain larger expansion.
For achieving the above object, the present invention is by the following technical solutions:
A kind of flame-proof antistatic modified pet material, made by the component that comprises following weight part:
Polyethylene terephthalate 50-70 part,
Static inhibitor 0.5-1 part,
Glass fibre 20-40 part,
Fire retardant 10-15 part,
Auxiliary agent 0.8-1.9 part.
Described auxiliary agent comprises lubricant 0.3-0.6 part, oxidation inhibitor 0.3-0.6 part, nucleator 0.2-0.7 part.
Described static inhibitor is selected from one or more in ethoxylated fat family alkylamine or the cruel amine of oxyethyl group bay.
Described glass fibre is continuous glass fibre, and diameter is 10-15 μ m, is preferably 10-12 μ m.
Described lubricant is selected from one or more in stearyl alcohol, silicone or pentaerythritol stearate (PETS).
Described oxidation inhibitor is selected from four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester (antioxidant 1010), β-(3,5-di-tert-butyl-hydroxy phenyl) positive octadecanol ester of propionic acid (antioxidant 1076) or oxidation inhibitor P262(oxidation inhibitor P262 be the composite oxidation inhibitor obtaining of hindered phenol stabilizer and processing stabilizers phosphorous acid ester) and in one or more.
Described nucleator is selected from one or more in the ionomer (nucleator Surlyn) of saturated carboxylic acid sodium salt (nucleant agent N aV101) or ethylene/methacrylic acid.
Described fire retardant comprises TDE and antimonous oxide, and wherein the weight ratio of TDE and antimonous oxide is (3:1)～(3:2).
A preparation method for above-mentioned flame-proof antistatic modified polyethylene terephthalate, comprises the following steps:
(1) by PET50-70 part, static inhibitor 0.5-1 part, lubricant 0.3-0.6 part, oxidation inhibitor 0.3-0.6 part, nucleator 0.2-0.7 part, 8-10 part TDE, 2-5 part antimonous oxide, mixes at a high speed through high mixer;
(2) material step (1) being mixed is poured twin-screw extrusion owner spout into, then 20-40 part glass fibre is added to entrance by rear end glass adds, and obtains product through the pelletizing of twin screw extruder tie rod.
The mixing condition of described high mixer is that rotating speed is 800-1000rpm, normal temperature, and mixing time is 3-6min.
The extrusion temperature of described twin screw extruder is 240-260 DEG C.
Compared with prior art, the present invention has following beneficial effect:
The invention provides the antistatic pet material of a kind of high-strength anti-flaming, this material makes PET have high strength and modulus by glass REINFORCED PET, adding of fire retardant makes material in this reach V-0 level flame-retardant standard, static inhibitor can be that it has antistatic property, on electronic apparatus, is used widely; Can substitute nylon, the engineering plastics such as PBT are in the application of electronic apparatus and automobile and other industries, and PET is cheap simultaneously, and comprehensive cost is not high can expand its Application Areas more.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
In following examples, be all according to ASTM standard testing to the testing standard of product.
Embodiment 1
(1) by 60 parts of PET, 0.5 part of ethoxylated fat family alkylamine, 0.3 part of silicone, 0.1 part of antioxidant 1010,0.2 part of antioxidant 1076,0.2 part of nucleator Surlyn, it is 800rpm that 8 parts of TDE and 4 parts of antimonous oxides (weight ratio of TDE and antimonous oxide is 2:1) are used high mixer high-speed mixing, rotating speed, normal temperature, mixing time is 6min;
(2) compound step (1) being obtained is poured Screw Extrusion owner spout into, by 28 parts of continuous glass fibres, (diameter is that 12 μ m) add entrance by rear end glass and add again, control extruder temperature at 240-260 DEG C, mixture can be obtained to product through the pelletizing of twin screw extruder tie rod, and product correlated performance is tested in table 1.
Embodiment 2
(1) by 50 parts of PET, 1 part of ethoxylated fat family alkylamine, 0.3 part of lubricant PETS, 0.2 part of antioxidant 1010,0.4 part of antioxidant 1076,0.5 part of nucleator Surlyn, it is 1000rpm that 10 parts of TDE and 5 parts of antimonous oxides (weight ratio of TDE and antimonous oxide is 2:1) are used high mixer high-speed mixing, rotating speed, normal temperature, mixing time is 3min;
(2) compound step (1) being obtained is poured Screw Extrusion owner spout into, by 35 parts of continuous glass fibres, (diameter is that 12 μ m) add entrance by rear end glass and add again, control extruder temperature at 240-260 DEG C, mixture can be obtained to product through the pelletizing of twin screw extruder tie rod.
Embodiment 3
(1) by 63.4 parts of PET, 0.6 part of the cruel amine of oxyethyl group bay, 0.3 part of stearyl alcohol, 0.5 part of oxidation inhibitor P262,0.7 part of nucleator Surlyn, it is 800rpm that 10 parts of TDE and 5 parts of antimonous oxides (weight ratio of TDE and antimonous oxide is 2:1) are used high mixer high-speed mixing, rotating speed, normal temperature, mixing time is 6min;
(2) compound step (1) being obtained is poured Screw Extrusion owner spout into, by 20 parts of continuous glass fibres, (diameter is that 12 μ m) add entrance by rear end glass and add again, control extruder temperature at 240-260 DEG C, mixture can be obtained to product through the pelletizing of twin screw extruder tie rod.
Embodiment 4
(1) by 58 parts of PET, 0.8 part of the cruel amine of oxyethyl group bay, 0.4 part of silicone, 0.2 part of antioxidant 1010,0.2 part of antioxidant 1076,0.5 part of nucleant agent N aV1011,9 parts of TDE and 3 parts of antimonous oxides (weight ratio of TDE and antimonous oxide is 3:1) are used high mixer high-speed mixing, rotating speed is 900rpm, normal temperature, and mixing time is 5min;
(2) compound step (1) being obtained is poured Screw Extrusion owner spout into, by 30 parts of continuous glass fibres, (diameter is that 15 μ m) add entrance by rear end glass and add again, control extruder temperature at 240-260 DEG C, mixture can be obtained to product through the pelletizing of twin screw extruder tie rod.
Embodiment 5
(1) by 53 parts of PET, 1 part of the cruel amine of oxyethyl group bay, 0.4 part of silicone, 0.4 part of antioxidant 1076,0.5 part of nucleant agent N aV1011, it is 1000rpm that 9 parts of TDE and 3 parts of antimonous oxides (weight ratio of TDE and antimonous oxide is 3:1) are used high mixer high-speed mixing, rotating speed, normal temperature, mixing time is 6min;
(2) compound step (1) being obtained is poured Screw Extrusion owner spout into, by 35 parts of continuous glass fibres, (diameter is that 13 μ m) add entrance by rear end glass and add again,: control extruder temperature at 260-280 DEG C, mixture can be obtained to product modification polyethylene terephthalate through the pelletizing of twin screw extruder tie rod, and product correlated performance is tested in table 1.
Embodiment 6
(1) by 50 parts of PET, 0.5 part of ethoxylated fat family alkylamine, 0.6 part of stearyl alcohol, 0.3 part of antioxidant 1076,0.5 part of nucleant agent N aV1011, it is 800rpm that 8 parts of TDE and 4 parts of antimonous oxides (weight ratio of TDE and antimonous oxide is 2:1) are used high mixer high-speed mixing, rotating speed, normal temperature, mixing time is 4min;
(2) compound step (1) being obtained is poured Screw Extrusion owner spout into, by 38 parts of continuous glass fibres, (diameter is that 10 μ m) add entrance by rear end glass and add again, control extruder temperature at 240-260 DEG C, mixture can be obtained to product modification polyethylene terephthalate through the pelletizing of twin screw extruder tie rod.
Embodiment 7
(1) by 50 parts of PET, 0.8 part of ethoxylated fat family alkylamine, 0.6 part of stearyl alcohol, 0.3 part of antioxidant 1076,0.5 part of nucleant agent N aV1011,8 parts of TDE and 4 parts of antimonous oxide high mixer high-speed mixing, rotating speed is 800rpm, normal temperature, and mixing time is 4min;
(2) compound step (1) being obtained is poured Screw Extrusion owner spout into, by 40 parts of continuous glass fibres, (diameter is that 10 μ m) add entrance by rear end glass and add again, control extruder temperature at 240-260 DEG C, mixture can be obtained to product modification polyethylene terephthalate through the pelletizing of twin screw extruder tie rod, and product correlated performance is tested in table 1.
Table 1
Can find by table 1, the antistatic pet material of high-strength anti-flaming provided by the invention, make PET there is high strength and modulus by glass REINFORCED PET, adding of fire retardant makes material in this reach V-0 level flame-retardant standard, static inhibitor can be that it has antistatic property, on electronic apparatus, is used widely.Can substitute nylon, the engineering plastics such as PBT are in the application of electronic apparatus and automobile and other industries, and PET is cheap simultaneously, the not high expander more of comprehensive cost Application Areas.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.Person skilled in the art obviously can easily make various amendments to these embodiment, and General Principle described herein is applied in other embodiment and needn't passes through performing creative labour.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not departing from improvement and the amendment that category of the present invention makes all should be within protection scope of the present invention.
Claims (10)
1. a flame-proof antistatic modified pet material, is characterized in that: be made up of the component that comprises following weight part:
Polyethylene terephthalate 50-70 part,
Static inhibitor 0.5-1 part,
Glass fibre 20-40 part,
Fire retardant 10-15 part,
Auxiliary agent 0.8-1.9 part.
2. flame-proof antistatic modified pet material according to claim 1, is characterized in that: described static inhibitor is selected from one or more in ethoxylated fat family alkylamine or the cruel amine of oxyethyl group bay.
3. flame-proof antistatic modified pet material according to claim 1, is characterized in that: described glass fibre is continuous glass fibre, and diameter is 10-15 μ m, is preferably 10-12 μ m.
4. flame-proof antistatic modified pet material according to claim 1, it is characterized in that: described fire retardant comprises TDE and antimonous oxide, wherein the weight ratio of TDE and antimonous oxide is (3:1)～(3:2).
5. flame-proof antistatic modified pet material according to claim 1, is characterized in that: described auxiliary agent comprises lubricant 0.3-0.6 part, oxidation inhibitor 0.3-0.6 part, nucleator 0.2-0.7 part.
6. flame-proof antistatic modified pet material according to claim 5, is characterized in that: described lubricant is selected from one or more in stearyl alcohol, silicone or pentaerythritol stearate.
7. flame-proof antistatic modified pet material according to claim 5, it is characterized in that: described oxidation inhibitor is selected from four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] one or more in pentaerythritol ester, β-positive octadecanol ester of (3,5-di-tert-butyl-hydroxy phenyl) propionic acid or oxidation inhibitor P262.
8. flame-proof antistatic modified pet material according to claim 5, is characterized in that: described nucleator is selected from one or more in the ionomer of saturated carboxylic acid sodium salt or ethylene/methacrylic acid.
9. a preparation method for arbitrary described flame-proof antistatic modified polyethylene terephthalate in claim 1-8, is characterized in that: comprise the following steps:
(1) proportioning claimed in claim 1, by PET50-70 part, static inhibitor 0.5-1 part, lubricant 0.3-0.6 part, oxidation inhibitor 0.3-0.6 part, nucleator 0.2-0.7 part, 8-10 part TDE, 2-5 part antimonous oxide, mixes at a high speed through high mixer;
(2) material step (1) being mixed is poured twin-screw extrusion owner spout into, then 20-40 part glass fibre is added to entrance by rear end glass adds, and obtains flame-proof antistatic modified polyethylene terephthalate through the pelletizing of twin screw extruder tie rod.
10. preparation method according to claim 9, is characterized in that: the mixing condition of described high mixer is that rotating speed is 800-1000rpm, normal temperature, and mixing time is 3-6min;
Or the extrusion temperature of described twin screw extruder is 240-260 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310196419.4A CN104177786A (en) | 2013-05-24 | 2013-05-24 | High-strength flame-retardant antistatic modified PET (polyethylene glycol terephthalate) material and preparation method thereof |
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| CN201310196419.4A CN104177786A (en) | 2013-05-24 | 2013-05-24 | High-strength flame-retardant antistatic modified PET (polyethylene glycol terephthalate) material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106867209A (en) * | 2016-12-29 | 2017-06-20 | 安徽鸿润装饰材料有限公司 | A kind of PET acoustic tiles and preparation method thereof |
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| CN101747599A (en) * | 2008-12-16 | 2010-06-23 | 金发科技股份有限公司 | Antistatic modified polyester and method for preparing same |
| CN101957464A (en) * | 2010-10-12 | 2011-01-26 | 丹阳博昱科技有限公司 | Optical sheet and application thereof |
| CN102093673A (en) * | 2011-01-18 | 2011-06-15 | 南通市东方塑胶有限公司 | Polyester having thermal ageing resistant performance and production method thereof |
| CN102504500A (en) * | 2011-10-26 | 2012-06-20 | 惠州市沃特新材料有限公司 | PET (polyethylene terephthalate) engineering plastic and preparation method and application thereof |
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- 2013-05-24 CN CN201310196419.4A patent/CN104177786A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101747599A (en) * | 2008-12-16 | 2010-06-23 | 金发科技股份有限公司 | Antistatic modified polyester and method for preparing same |
| CN101957464A (en) * | 2010-10-12 | 2011-01-26 | 丹阳博昱科技有限公司 | Optical sheet and application thereof |
| CN102093673A (en) * | 2011-01-18 | 2011-06-15 | 南通市东方塑胶有限公司 | Polyester having thermal ageing resistant performance and production method thereof |
| CN102504500A (en) * | 2011-10-26 | 2012-06-20 | 惠州市沃特新材料有限公司 | PET (polyethylene terephthalate) engineering plastic and preparation method and application thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106867209A (en) * | 2016-12-29 | 2017-06-20 | 安徽鸿润装饰材料有限公司 | A kind of PET acoustic tiles and preparation method thereof |
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