CN104861455A - Blending modified polytrimethylene terephthalate composite material - Google Patents
Blending modified polytrimethylene terephthalate composite material Download PDFInfo
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- CN104861455A CN104861455A CN201410531972.3A CN201410531972A CN104861455A CN 104861455 A CN104861455 A CN 104861455A CN 201410531972 A CN201410531972 A CN 201410531972A CN 104861455 A CN104861455 A CN 104861455A
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Abstract
The invention discloses a blending modified polytrimethylene terephthalate composite material. The composite material comprises the following ingredients, by weight, 75%-90% of PTT, 5%-10% of flame retardants, 3%-6% of ethylene-octylene copolymer, 2%-5% of polyethylene glycol, 0.5%-2%of heat stabilizers, 0.1%-1% of nucleating agents, 0.1%-1% of anti-hydrolysis agents, 0.1%-0.5% of anti-oxidants and 0.1%-1% of lubricants. The flame retardants are a mixture of polysulfonyldiphenylene phenyl phosphonate, polydimethylsiloxane and polytetrafluoroethylene with a weight ratio of 5:4:1. The beneficial effects are that the composite material has excellent flame retardation performance and heat resistance, halogen-free, high efficiency, droplet resistant and UL94V-0 level flame retardation requirements can be met, the shock resistance is good, the intensity is high, the glossiness is good, the cost is low, and popularization application is convenient.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of Poly(Trimethylene Terephthalate) matrix material of blending and modifying.
Background technology
Poly(Trimethylene Terephthalate) (PTT) is as a kind of new polyester macromolecular material of excellent combination property, the fields such as fiber, film, engineering plastics are widely used at present, but be used alone PTT and there is the defect that thermotolerance is bad, dimensional stability is not high, poor fire, intensity are low, this will limit its range of application greatly.
Summary of the invention
The object of the present invention is to provide the Poly(Trimethylene Terephthalate) matrix material of the blending and modifying of the high and dimensional stabilizing of a kind of good flame resistance, thermotolerance.
The technical solution adopted for the present invention to solve the technical problems is: a kind of Poly(Trimethylene Terephthalate) matrix material of blending and modifying, and its component by mass percent proportioning is: PTT 75% ~ 90%, fire retardant 5% ~ 10%, ethylene-octene copolymer 3% ~ 6%, polyoxyethylene glycol 2% ~ 5%, thermo-stabilizer 0.5% ~ 2%, nucleator 0.1% ~ 1%, hydrolysis-resisting agent 0.1% ~ 1%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%.
Described PTT is the Poly(Trimethylene Terephthalate) of limiting viscosity 0.7 ~ 0.9dL/g.
Described fire retardant is the compound of the polyphenylene phosphonic acids sulfobenzide ester of mass ratio 5:4:1, polydimethylsiloxane and tetrafluoroethylene.
Described thermo-stabilizer is N, N-4,4-diphenyl methane dimaleimide.
Described nucleator is the one in nano silicon, nanomete talc powder, Sodium Benzoate, ethylene-methyl methacrylate sodium ion polymkeric substance, organic phosphonate.
Described hydrolysis-resisting agent is the one in carbodiimide, phenyl glycidyl ether, dihydroxyphenyl propane bisglycidyl ether, 2-oxazoline.
Described oxidation inhibitor is one or more in antioxidant 1010, antioxidant 1076, oxidation inhibitor 2921, oxidation inhibitor 245, irgasfos 168.
Described lubricant is the one in pentaerythritol stearate, silicone powder, modification ethylene bis stearamide.
The preparation method of the Poly(Trimethylene Terephthalate) matrix material of above-mentioned a kind of blending and modifying is: take each component by weight ratio, and add respectively in high-speed mixer, make to stir 3 ~ 10 minutes together, evenly rear discharging to be mixed adds in twin screw extruder, extrude through melting mixing at 180 DEG C ~ 260 DEG C temperature, cooling granulation, drying, namely obtain the present invention.
The invention has the beneficial effects as follows, the present invention has excellent flame retardant properties and resistance toheat, and can reach the flame-retardancy requirements of Halogen, efficient, resistance to molten drop and UL94 V-0 grade, and shock resistance is good, intensity is high, and glossiness is good, and cost is low, easy to utilize.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with concrete preferred embodiment.
Embodiment 1:
A kind of Poly(Trimethylene Terephthalate) matrix material of blending and modifying, its component by mass percent proportioning is: PTT 78%, fire retardant 10%, ethylene-octene copolymer 6%, polyoxyethylene glycol 3%, N, N-4, 4-diphenyl methane dimaleimide 1%, nano silicon 0.5%, carbodiimide 0.5%, antioxidant 1010 0.2%, pentaerythritol stearate 0.8%, wherein, described PTT is the Poly(Trimethylene Terephthalate) of limiting viscosity 0.7 ~ 0.9dL/g, described fire retardant is the polyphenylene phosphonic acids sulfobenzide ester of mass ratio 5:4:1, the compound of polydimethylsiloxane and tetrafluoroethylene.
Preparation method: take each component by weight ratio, and add respectively in high-speed mixer, make to stir 3 ~ 10 minutes together, evenly rear discharging to be mixed adds in twin screw extruder, extrude through melting mixing at 180 DEG C ~ 260 DEG C temperature, cooling granulation, drying, obtain the Poly(Trimethylene Terephthalate) matrix material of a kind of blending and modifying of the present invention.
Embodiment 2:
A kind of Poly(Trimethylene Terephthalate) matrix material of blending and modifying, its component by mass percent proportioning is: PTT 87%, fire retardant 5%, ethylene-octene copolymer 3%, polyoxyethylene glycol 2%, N, N-4, 4-diphenyl methane dimaleimide 1%, nanomete talc powder 0.5%, phenyl glycidyl ether 0.4%, antioxidant 1076 0.3%, pentaerythritol stearate 0.8%, wherein, described PTT is the Poly(Trimethylene Terephthalate) of limiting viscosity 0.7 ~ 0.9dL/g, described fire retardant is the polyphenylene phosphonic acids sulfobenzide ester of mass ratio 5:4:1, the compound of polydimethylsiloxane and tetrafluoroethylene.
Preparation method: take each component by weight ratio, and add respectively in high-speed mixer, make to stir 3 ~ 10 minutes together, evenly rear discharging to be mixed adds in twin screw extruder, extrude through melting mixing at 180 DEG C ~ 260 DEG C temperature, cooling granulation, drying, obtain the Poly(Trimethylene Terephthalate) matrix material of a kind of blending and modifying of the present invention.
Claims (7)
1. the Poly(Trimethylene Terephthalate) matrix material of a blending and modifying, it is characterized in that, its component by mass percent proportioning is: PTT 75% ~ 90%, fire retardant 5% ~ 10%, ethylene-octene copolymer 3% ~ 6%, polyoxyethylene glycol 2% ~ 5%, thermo-stabilizer 0.5% ~ 2%, nucleator 0.1% ~ 1%, hydrolysis-resisting agent 0.1% ~ 1%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%.
2. the Poly(Trimethylene Terephthalate) matrix material of a kind of blending and modifying according to claim 1, is characterized in that, described fire retardant is the compound of the polyphenylene phosphonic acids sulfobenzide ester of mass ratio 5:4:1, polydimethylsiloxane and tetrafluoroethylene.
3. the Poly(Trimethylene Terephthalate) matrix material of a kind of blending and modifying according to claim 1, is characterized in that, described thermo-stabilizer is N, N-4,4-diphenyl methane dimaleimide.
4. the Poly(Trimethylene Terephthalate) matrix material of a kind of blending and modifying according to claim 1, it is characterized in that, described nucleator is the one in nano silicon, nanomete talc powder, Sodium Benzoate, ethylene-methyl methacrylate sodium ion polymkeric substance, organic phosphonate.
5. the Poly(Trimethylene Terephthalate) matrix material of a kind of blending and modifying according to claim 1, is characterized in that, described hydrolysis-resisting agent is the one in carbodiimide, phenyl glycidyl ether, dihydroxyphenyl propane bisglycidyl ether, 2-oxazoline.
6. the Poly(Trimethylene Terephthalate) matrix material of a kind of blending and modifying according to claim 1, is characterized in that, described oxidation inhibitor is one or more in antioxidant 1010, antioxidant 1076, oxidation inhibitor 2921, oxidation inhibitor 245, irgasfos 168.
7. the Poly(Trimethylene Terephthalate) matrix material of a kind of blending and modifying according to claim 1, is characterized in that, described lubricant is the one in pentaerythritol stearate, silicone powder, modification ethylene bis stearamide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410531972.3A CN104861455A (en) | 2014-10-11 | 2014-10-11 | Blending modified polytrimethylene terephthalate composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410531972.3A CN104861455A (en) | 2014-10-11 | 2014-10-11 | Blending modified polytrimethylene terephthalate composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104861455A true CN104861455A (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410531972.3A Pending CN104861455A (en) | 2014-10-11 | 2014-10-11 | Blending modified polytrimethylene terephthalate composite material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104861455A (en) |
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2014
- 2014-10-11 CN CN201410531972.3A patent/CN104861455A/en active Pending
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| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150826 |
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| WD01 | Invention patent application deemed withdrawn after publication |