CN104861497A - Phosphate ester flame retardant and nano montmorillonite blending modification PTT polyester composition - Google Patents
Phosphate ester flame retardant and nano montmorillonite blending modification PTT polyester composition Download PDFInfo
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- CN104861497A CN104861497A CN201410533855.0A CN201410533855A CN104861497A CN 104861497 A CN104861497 A CN 104861497A CN 201410533855 A CN201410533855 A CN 201410533855A CN 104861497 A CN104861497 A CN 104861497A
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Abstract
The invention discloses a phosphate ester flame retardant and nano montmorillonite blending modification PTT polyester composition. The composition comprises the following ingredients, by weight, 75%-90% of PTT, 5%-15% of phosphate ester flame retardants, 2%-5% of nano montmorillonite, 0.5%-2% of flame retardation synergistic agents, 0.1%-0.5% of anti-drop agent, 0.1%-0.5% of anti-oxidants and 0.1%-1% of lubricants. The phosphate ester flame retardants are a mixture of triphenyl phosphate (TPP) and bisphenol-A bis(dipenyl phosphate) (BDP) with a weight ratio of 2:3. The anti-drop agent is polytetrafluoroethylene coated with polymethyl methacrylate, the content of the polytetrafluoroethylene is 50%-55% by weight, and the rest component is polymethyl methacrylate. The beneficial effects are that the composition has excellent molten resistant flame retardation effects, the mechanical properties are good, the cost is low, popularization and application are convenient.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of phosphate flame retardant and nano imvite blending and modifying PTT polymer blend.
Background technology
Poly(Trimethylene Terephthalate) (PTT) gathers naphthalate (PET) and a kind of new polyester macromolecular material having development prospect of new research and development after the polybutylene terephthalate seventies (PBT) continue the 1950's, due to its excellent combination property, be considered to a kind of new polyester material that 21 century gets a good chance of.The fields such as fiber, monofilament, polyester dyeing agent, film, thermoplastic engineering plastic and non-woven fabrics are widely used at present, especially in engineering plastics field, PTT has the high-performance of PET and the workability of PBT simultaneously, and its price is much lower compared with PBT, bring sizable impact can to undoubtedly general engineering plastic market.Then, unmodified PTT is the same with other general-purpose plastics, and still there is easy firing, defect that notch sensitivity is large, this will greatly limit the expansion of PTT range of application in every field.
Summary of the invention
The object of the present invention is to provide a kind of phosphate flame retardant and nano imvite blending and modifying PTT polymer blend.
The technical solution adopted for the present invention to solve the technical problems is: phosphate flame retardant and nano imvite blending and modifying PTT polymer blend, its component by mass percent proportioning is: PTT 75% ~ 90%, phosphate flame retardant 5% ~ 15%, nano imvite 2% ~ 5%, fire retarding synergist 0.5% ~ 2%, Antidrip agent 0.1% ~ 0.5%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%.
Described PTT is the Poly(Trimethylene Terephthalate) of limiting viscosity 0.7 ~ 1.2dL/g.
Described phosphate flame retardant is the triphenylphosphate (TPP) of mass ratio 2:3 and the compound of dihydroxyphenyl propane-bis-(diphenyl phosphate) (BDP).
Described nano imvite is the nano imvite of surface after silane coupling agent activation treatment.
Described fire retarding synergist is the one in antimonous oxide, antimony peroxide or sodium antimoniate.
Described Antidrip agent is the coated tetrafluoroethylene of polymethylmethacrylate, and the weight percent content of tetrafluoroethylene is 50% ~ 55%, and all the other components are polymethylmethacrylate.
Described oxidation inhibitor is the Hinered phenols antioxidant 1076 of mass ratio 1:1 and the compound of phosphite ester kind antioxidant 168.
Described lubricant is pentaerythritol stearate.
The preparation method of above-mentioned phosphate flame retardant and nano imvite blending and modifying PTT polymer blend, comprises the following steps:
(1), by PTT be placed in forced air circulation baking oven, at 110 DEG C ~ 120 DEG C temperature, drying about 6 ~ 8 hours, stand-by;
(2) take dry PTT, phosphate flame retardant, nano imvite, fire retarding synergist, Antidrip agent, oxidation inhibitor and lubricant, by weight ratio respectively, and add respectively in high-speed mixer, make to stir 3 ~ 5 minutes together, evenly rear discharging to be mixed;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 180 DEG C ~ 260 DEG C temperature, cooling granulation, drying, obtain phosphate flame retardant of the present invention and nano imvite blending and modifying PTT polymer blend.
The invention has the beneficial effects as follows, the present invention has the excellent flame retardant effect of resistance to melting, and mechanical property is good, 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 phosphate flame retardant and nano imvite blending and modifying PTT polymer blend, its component by mass percent proportioning is: PTT 77%, phosphate flame retardant 15%, nano imvite 5%, antimonous oxide 2%, Antidrip agent 0.5%, oxidation inhibitor 0.1%, pentaerythritol stearate 0.4%, wherein, described PTT is the Poly(Trimethylene Terephthalate) of limiting viscosity 0.7 ~ 1.2dL/g, described phosphate flame retardant is the triphenylphosphate (TPP) of mass ratio 2:3 and the compound of dihydroxyphenyl propane-bis-(diphenyl phosphate) (BDP), described nano imvite is the nano imvite of surface after silane coupling agent activation treatment, described Antidrip agent is the coated tetrafluoroethylene of polymethylmethacrylate, and the weight percent content of tetrafluoroethylene is 50% ~ 55%, all the other components are polymethylmethacrylate, described oxidation inhibitor is the Hinered phenols antioxidant 1076 of mass ratio 1:1 and the compound of phosphite ester kind antioxidant 168.
Preparation method: (1), PTT is placed in forced air circulation baking oven, at 110 DEG C ~ 120 DEG C temperature, drying about 6 ~ 8 hours, stand-by; (2), dry PTT, phosphate flame retardant, nano imvite, antimonous oxide, Antidrip agent, oxidation inhibitor and pentaerythritol stearate is taken by weight ratio respectively, and add respectively in high-speed mixer, make to stir 3 ~ 5 minutes together, evenly rear discharging to be mixed; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 180 DEG C ~ 260 DEG C temperature, cooling granulation, drying, obtain phosphate flame retardant of the present invention and nano imvite blending and modifying PTT polymer blend.
Embodiment 2:
A kind of phosphate flame retardant and nano imvite blending and modifying PTT polymer blend, its component by mass percent proportioning is: PTT 85%, phosphate flame retardant 10%, nano imvite 3.5%, antimony peroxide 0.5%, Antidrip agent 0.2%, oxidation inhibitor 0.3%, pentaerythritol stearate 0.5%, wherein, described PTT is the Poly(Trimethylene Terephthalate) of limiting viscosity 0.7 ~ 1.2dL/g, described phosphate flame retardant is the triphenylphosphate (TPP) of mass ratio 2:3 and the compound of dihydroxyphenyl propane-bis-(diphenyl phosphate) (BDP), described nano imvite is the nano imvite of surface after silane coupling agent activation treatment, described Antidrip agent is the coated tetrafluoroethylene of polymethylmethacrylate, and the weight percent content of tetrafluoroethylene is 50% ~ 55%, all the other components are polymethylmethacrylate, described oxidation inhibitor is the Hinered phenols antioxidant 1076 of mass ratio 1:1 and the compound of phosphite ester kind antioxidant 168.
Preparation method: (1), PTT is placed in forced air circulation baking oven, at 110 DEG C ~ 120 DEG C temperature, drying about 6 ~ 8 hours, stand-by; (2), dry PTT, phosphate flame retardant, nano imvite, antimony peroxide, Antidrip agent, oxidation inhibitor and pentaerythritol stearate is taken by weight ratio respectively, and add respectively in high-speed mixer, make to stir 3 ~ 5 minutes together, evenly rear discharging to be mixed; (3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 180 DEG C ~ 260 DEG C temperature, cooling granulation, drying, obtain phosphate flame retardant of the present invention and nano imvite blending and modifying PTT polymer blend.
Claims (8)
1. a phosphate flame retardant and nano imvite blending and modifying PTT polymer blend, it is characterized in that, its component by mass percent proportioning is: PTT 75% ~ 90%, phosphate flame retardant 5% ~ 15%, nano imvite 2% ~ 5%, fire retarding synergist 0.5% ~ 2%, Antidrip agent 0.1% ~ 0.5%, oxidation inhibitor 0.1% ~ 0.5%, lubricant 0.1% ~ 1%.
2. phosphate flame retardant according to claim 1 and nano imvite blending and modifying PTT polymer blend, it is characterized in that, described phosphate flame retardant is the triphenylphosphate (TPP) of mass ratio 2:3 and the compound of dihydroxyphenyl propane-bis-(diphenyl phosphate) (BDP).
3. phosphate flame retardant according to claim 1 and nano imvite blending and modifying PTT polymer blend, described nano imvite is the nano imvite of surface after silane coupling agent activation treatment.
4. phosphate flame retardant according to claim 1 and nano imvite blending and modifying PTT polymer blend, described fire retarding synergist is the one in antimonous oxide, antimony peroxide or sodium antimoniate.
5. phosphate flame retardant according to claim 1 and nano imvite blending and modifying PTT polymer blend, described Antidrip agent is the coated tetrafluoroethylene of polymethylmethacrylate, and the weight percent content of tetrafluoroethylene is 50% ~ 55%, all the other components are polymethylmethacrylate.
6. phosphate flame retardant according to claim 1 and nano imvite blending and modifying PTT polymer blend, described oxidation inhibitor is the Hinered phenols antioxidant 1076 of mass ratio 1:1 and the compound of phosphite ester kind antioxidant 168.
7. phosphate flame retardant according to claim 1 and nano imvite blending and modifying PTT polymer blend, described lubricant is pentaerythritol stearate.
8. the preparation method of phosphate flame retardant according to claim 1 and nano imvite blending and modifying PTT polymer blend, is characterized in that, comprise the following steps:
(1), by PTT be placed in forced air circulation baking oven, at 110 DEG C ~ 120 DEG C temperature, drying about 6 ~ 8 hours, stand-by;
(2) take dry PTT, phosphate flame retardant, nano imvite, fire retarding synergist, Antidrip agent, oxidation inhibitor and lubricant, by weight ratio respectively, and add respectively in high-speed mixer, make to stir 3 ~ 5 minutes together, evenly rear discharging to be mixed;
(3), the compound of step (2) is added in twin screw extruder, extrudes through melting mixing at 180 DEG C ~ 260 DEG C temperature, cooling granulation, drying, obtain phosphate flame retardant of the present invention and nano imvite blending and modifying PTT polymer blend.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410533855.0A CN104861497A (en) | 2014-10-12 | 2014-10-12 | Phosphate ester flame retardant and nano montmorillonite blending modification PTT polyester composition |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410533855.0A CN104861497A (en) | 2014-10-12 | 2014-10-12 | Phosphate ester flame retardant and nano montmorillonite blending modification PTT polyester composition |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133085A (en) * | 2015-09-24 | 2015-12-09 | 常州灵达特种纤维有限公司 | Preparation method of environmentally-friendly flame-retardant polyester bulked continuous filament |
| CN109553972A (en) * | 2017-09-26 | 2019-04-02 | 宜兴市聚金信化工有限公司 | Improved silicon rubber additive composite flame-retardant agent |
| WO2019100748A1 (en) * | 2017-11-22 | 2019-05-31 | 南通市东方塑胶有限公司 | Halogen-free, flame-retardant pet composite material for use in transparent film and preparation method |
| CN117301677A (en) * | 2023-11-27 | 2023-12-29 | 宁波市嘉化新材料科技有限公司 | Heat-insulating flame-retardant car cover made of polyurethane layered material and preparation method thereof |
-
2014
- 2014-10-12 CN CN201410533855.0A patent/CN104861497A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133085A (en) * | 2015-09-24 | 2015-12-09 | 常州灵达特种纤维有限公司 | Preparation method of environmentally-friendly flame-retardant polyester bulked continuous filament |
| CN109553972A (en) * | 2017-09-26 | 2019-04-02 | 宜兴市聚金信化工有限公司 | Improved silicon rubber additive composite flame-retardant agent |
| WO2019100748A1 (en) * | 2017-11-22 | 2019-05-31 | 南通市东方塑胶有限公司 | Halogen-free, flame-retardant pet composite material for use in transparent film and preparation method |
| CN117301677A (en) * | 2023-11-27 | 2023-12-29 | 宁波市嘉化新材料科技有限公司 | Heat-insulating flame-retardant car cover made of polyurethane layered material and preparation method thereof |
| CN117301677B (en) * | 2023-11-27 | 2024-02-27 | 宁波市嘉化新材料科技有限公司 | Heat-insulating flame-retardant car cover made of polyurethane layered material and preparation method thereof |
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Application publication date: 20150826 |