CN103254586A - Preparation method of toughened polybutylene terephthalate alloy composite material - Google Patents
Preparation method of toughened polybutylene terephthalate alloy composite material Download PDFInfo
- Publication number
- CN103254586A CN103254586A CN2013101730897A CN201310173089A CN103254586A CN 103254586 A CN103254586 A CN 103254586A CN 2013101730897 A CN2013101730897 A CN 2013101730897A CN 201310173089 A CN201310173089 A CN 201310173089A CN 103254586 A CN103254586 A CN 103254586A
- Authority
- CN
- China
- Prior art keywords
- polybutylene terephthalate
- parts
- alloy composite
- preparation
- composite materials
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention provides a preparation method of a toughened polybutylene terephthalate alloy composite material and belongs to the technical field of preparation of high molecular materials. The preparation method comprises the following steps of: throwing 67-75 parts of polybutylene terephthalate into a drying device to be dried for 8 hours at the temperature of 105 DEG C, then throwing the dried material and 5-11 parts of olefin resin, 10-15 parts of toughening agent, 3-7 parts of compatilizer, 0.5-1.0 part of antioxidant, 15-28 parts of reinforced fibers and 0.8-1.5 parts of carbon black into a high-speed mixer to be mixed, then transferring mixture into a parallel double-screw extruder to be subjected to melt extrusion under the conditions that temperature of screws is 220-240 DEG C and rotating speed is 20-35Hz, and cooling, cutting into particles and packaging are carried out after the mixture is extruded from the double-screw extruder, so that the toughened polybutylene terephthalate alloy composite material finished product is obtained. The toughened polybutylene terephthalate alloy composite material finished product has the following performance indexes: tensile strength is 115-128MPa, bending strength is 222-235MPa, bending modulus is 8500-11000MPa, notch impact strength is 20-38kj/m<2>, and a thermal deformation temperature is 215-228 DEG C; and all the raw materials are available, so that the requirement of industrialized amplified production can be met.
Description
Technical field
The invention belongs to field of polymer material preparing technology, be specifically related to a kind of preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials.
Background technology
Polybutylene terephthalate has the physical strength height, dimensional stabilizing is good and the electric property excellent characteristics, but because the polybutylene terephthalate crystallinity is strong, thereby make the impact resistance of polybutylene terephthalate goods poor, thereby limited the application at some toughness parts.Mentioned the graft copolymer of the glyceryl ester that uses ethylene-propylene rubber(EPR) and methacrylic among the Chinese patent publication number CN1580122A as the toughner of polybutylene terephthalate, because this special material does not belong to the basic resin class, thereby have the restriction of starting material source, industrial applications is the shortcoming of difficulty relatively.Be necessary in view of this raw material sources and preparation technology are explored.
Summary of the invention
Task of the present invention is to provide a kind of preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials, all raw material sources of this method extensively and the polybutylene terephthalate alloy composite materials that obtains have excellent intensity and heat resistance.
Task of the present invention is finished like this, a kind of preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials, it is that the polybutylene terephthalate that will take by weighing by weight earlier drops in the baking apparatus at 105 ℃ of drying 8h for 67～75 parts, obtain dried feed, the olefin resin that this dried feed companion is taken by weighing by weight is 5～11 parts again, 10～15 parts of toughner, 3 ~ 7 parts of compatilizers, 0.5 ~ 1.0 part in oxidation inhibitor, mix 5min in 15 ~ 28 parts of fortifying fibres and 0.8 ~ 1.5 part of input high-speed mixer of carbon black, obtain compound, then compound is changed in the parallel twin screw extruder and melt extrude, extruder temperature is 220-240 ℃, rotating speed is 20-35Hz, go out twin screw extruder by cooling, pelletizing and packing obtain toughness reinforcing polybutylene terephthalate alloy composite materials.
In one embodiment of the invention, described polybutylene terephthalate resin is fusing point at 220 ℃ polybutylene terephthalate.
In another embodiment of the present invention, described olefin resin is fusing point at 160 ℃ Co-polypropylene resin.
In yet another embodiment of the present invention, described toughner is acrylonitrile-butadiene-styrene copolymer.
In another embodiment of the present invention, described compatilizer is the acrylic resin of maleic anhydride graft.
Also have among the embodiment of the present invention, described oxidation inhibitor is the two diphosphites of two (2,4-di-tert-butyl-phenyl) tetramethylolmethanes.
More of the present invention and among embodiment, described fortifying fibre is the alkali free glass fibre of length 3mm.
In of the present invention and then embodiment, described carbon black is acetylene black.
The toughness reinforcing polybutylene terephthalate alloy composite materials of the inventive method preparation has following performance index after tested: tensile strength 115～128MPa, flexural strength 222～235MPa, modulus in flexure 8500～11000MPa, notched Izod impact strength 20～38kj/m
2, 215～228 ℃ of heat-drawn wires; All raw material sources extensively are conducive to satisfy the industrial amplification production requirement.
Embodiment
Embodiment 1:
The fusing point that will take by weighing by weight is that 220 ℃ 67 parts of polybutylene terephthalates drop in the baking apparatus at 105 ℃ of following drying 8h earlier, obtain dried feed, again with this dried feed in company with the fusing point that takes by weighing by weight 11 parts of 160 ℃ Co-polypropylene resins, 12 parts of acrylonitrile-butadiene-styrene (ABS)s, by 7 parts of the acrylic resins of maleic anhydride graft, two (2, the 4-di-tert-butyl-phenyl) the two diphosphites of tetramethylolmethane are 0.5 part, length is to mix 5min in 20 parts of the alkali free glass fibres of 3mm and 1 part of input high-speed mixer of acetylene black, obtain compound, then compound is changed in the parallel twin screw extruder and melt extrude, extruder temperature is 240 ℃, rotating speed is 20-35Hz, go out twin screw extruder by cooling, pelletizing and packing obtain toughness reinforcing polybutylene terephthalate alloy composite materials.
Embodiment 2:
The fusing point that will take by weighing by weight is that 220 ℃ 69 parts of polybutylene terephthalates drop in the baking apparatus at 105 ℃ of following drying 8h earlier, obtain dried feed, again with this dried feed in company with the fusing point that takes by weighing by weight 5 parts of 160 ℃ Co-polypropylene resins, 10 parts of acrylonitrile-butadiene-styrene (ABS)s, by 3 parts of the acrylic resins of maleic anhydride graft, two (2, the 4-di-tert-butyl-phenyl) the two diphosphites of tetramethylolmethane are 0.7 part, length is to mix 5min in 28 parts of the alkali free glass fibres of 3mm and 0.8 part of input high-speed mixer of acetylene black, obtain compound, then compound is changed in the parallel twin screw extruder and melt extrude, extruder temperature is 225 ℃, rotating speed is 20-35Hz, go out twin screw extruder by cooling, pelletizing and packing obtain toughness reinforcing polybutylene terephthalate alloy composite materials.
Embodiment 3:
The fusing point that will take by weighing by weight is that 220 ℃ 75 parts of polybutylene terephthalates drop in the baking apparatus at 105 ℃ of following drying 8h earlier, obtain dried feed, again with this dried feed in company with the fusing point that takes by weighing by weight 9 parts of 160 ℃ Co-polypropylene resins, 15 parts of acrylonitrile-butadiene-styrene (ABS)s, by 6 parts of the acrylic resins of maleic anhydride graft, two (2, the 4-di-tert-butyl-phenyl) the two diphosphites of tetramethylolmethane are 1 part, length is to mix 5min in 15 parts of the alkali free glass fibres of 3mm and 1.5 parts of input high-speed mixers of acetylene black, obtain compound, then compound is changed in the parallel twin screw extruder and melt extrude, extruder temperature is 235 ℃, rotating speed is 20-35Hz, go out twin screw extruder by cooling, pelletizing and packing obtain toughness reinforcing polybutylene terephthalate alloy composite materials.
Embodiment 4:
The fusing point that will take by weighing by weight is that 220 ℃ 72 parts of polybutylene terephthalates drop in the baking apparatus at 105 ℃ of following drying 8h earlier, obtain dried feed, again with this dried feed in company with the fusing point that takes by weighing by weight 7 parts of 160 ℃ Co-polypropylene resins, 13 parts of acrylonitrile-butadiene-styrene (ABS)s, by 5 parts of the acrylic resins of maleic anhydride graft, two (2, the 4-di-tert-butyl-phenyl) the two diphosphites of tetramethylolmethane are 0.8 part, length is to mix 5min in 24 parts of the alkali free glass fibres of 3mm and 1.2 parts of input high-speed mixers of acetylene black, obtain compound, then compound is changed in the parallel twin screw extruder and melt extrude, extruder temperature is 220 ℃, rotating speed is 20-35Hz, go out twin screw extruder by cooling, pelletizing and packing obtain toughness reinforcing polybutylene terephthalate alloy composite materials.
The toughness reinforcing polybutylene terephthalate alloy composite materials 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 | 115 | 119 | 123 | 128 |
| Flexural strength MPa | 222 | 227 | 231 | 235 |
| Modulus in flexure MPa | 8550 | 9270 | 10050 | 10970 |
| Notched Izod impact strength kj/m 2 | 20.3 | 25.3 | 32.6 | 38.7 |
| Heat-drawn wire ℃ | 215 | 219 | 225 | 228 |
Claims (8)
1. the preparation method of a toughness reinforcing polybutylene terephthalate alloy composite materials, it is characterized in that it is that the polybutylene terephthalate that will take by weighing by weight earlier drops in the baking apparatus at 105 ℃ of drying 8h for 67～75 parts, obtain dried feed, the olefin resin that this dried feed companion is taken by weighing by weight is 5～11 parts again, 10～15 parts of toughner, 3 ~ 7 parts of compatilizers, 0.5 ~ 1.0 part in oxidation inhibitor, mix 5min in 15 ~ 28 parts of fortifying fibres and 0.8 ~ 1.5 part of input high-speed mixer of carbon black, obtain compound, then compound is changed in the parallel twin screw extruder and melt extrude, extruder temperature is 220-240 ℃, rotating speed is 20-35Hz, go out twin screw extruder by cooling, pelletizing and packing obtain toughness reinforcing polybutylene terephthalate alloy composite materials.
2. toughness reinforcing polybutylene terephthalate alloy composite materials according to claim 1 is characterized in that described polybutylene terephthalate resin is fusing point at 220 ℃ polybutylene terephthalate.
3. the preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials according to claim 1 is characterized in that described olefin resin is fusing point at 160 ℃ Co-polypropylene resin.
4. the preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials according to claim 1 is characterized in that described toughner is acrylonitrile-butadiene-styrene copolymer.
5. the preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials according to claim 1 is characterized in that described compatilizer is the acrylic resin of maleic anhydride graft.
6. the preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials according to claim 1 is characterized in that described oxidation inhibitor is the two diphosphites of two (2,4-di-tert-butyl-phenyl) tetramethylolmethanes.
7. the preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials according to claim 1 is characterized in that described fortifying fibre is the alkali free glass fibre of length 3mm.
8. the preparation method of toughness reinforcing polybutylene terephthalate alloy composite materials according to claim 1 is characterized in that described carbon black is acetylene black.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101730897A CN103254586A (en) | 2013-05-10 | 2013-05-10 | Preparation method of toughened polybutylene terephthalate alloy composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101730897A CN103254586A (en) | 2013-05-10 | 2013-05-10 | Preparation method of toughened polybutylene terephthalate alloy composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103254586A true CN103254586A (en) | 2013-08-21 |
Family
ID=48958819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101730897A Pending CN103254586A (en) | 2013-05-10 | 2013-05-10 | Preparation method of toughened polybutylene terephthalate alloy composite material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103254586A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107304274A (en) * | 2016-04-25 | 2017-10-31 | 上海田强环保科技有限公司 | A kind of pallet regenerating and modifying material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102089383A (en) * | 2008-05-07 | 2011-06-08 | 沙伯基础创新塑料知识产权有限公司 | Polymer compositions, method of manufacture, and articles formed therefrom |
| CN102850661A (en) * | 2012-07-20 | 2013-01-02 | 深圳市科聚新材料有限公司 | Halogen-free flame-retardant PP/polyester alloy and preparation method thereof |
| CN103073852A (en) * | 2012-08-22 | 2013-05-01 | 广东威林工程塑料有限公司 | High CTI fire retardation PBT/ABS alloy material and preparation method thereof |
-
2013
- 2013-05-10 CN CN2013101730897A patent/CN103254586A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102089383A (en) * | 2008-05-07 | 2011-06-08 | 沙伯基础创新塑料知识产权有限公司 | Polymer compositions, method of manufacture, and articles formed therefrom |
| CN102850661A (en) * | 2012-07-20 | 2013-01-02 | 深圳市科聚新材料有限公司 | Halogen-free flame-retardant PP/polyester alloy and preparation method thereof |
| CN103073852A (en) * | 2012-08-22 | 2013-05-01 | 广东威林工程塑料有限公司 | High CTI fire retardation PBT/ABS alloy material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107304274A (en) * | 2016-04-25 | 2017-10-31 | 上海田强环保科技有限公司 | A kind of pallet regenerating and modifying material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103937278B (en) | A kind of 3D prints the preparation method of wood plastic composite | |
| CN105802019B (en) | A kind of graphene/glass fiber reinforced polypropylene composite material and preparation method thereof | |
| CN101195707B (en) | Glass fiber-reinforced nylon 6-polypropylene alloy material | |
| CN101508833A (en) | Chemically-resistant excellent PC//ABS alloy | |
| CN1966564A (en) | Reinforced toughening anti-aging polypropylene/nano calcium carbonate composite material and its preparation method | |
| CN103254642A (en) | Preparation method of PET (Poly(Ethylene Terephthalate)) modified environment-friendly polyamide alloy material | |
| CN102702666A (en) | Potassium titanate whisker and acrylonitrile butadiene styrene (ABS) modified high-impact composite material and preparation method thereof | |
| CN105331073A (en) | Basalt fiber enhanced PC/ABS composite material and preparation method thereof | |
| CN102329448B (en) | Glass fiber reinforced polypropylene (PP) composite material and preparation method thereof | |
| CN102020839A (en) | Halogen-free flaming retarding PC (polycarbonate)/PET (polyethylene terephthalate) composite material alloy and preparation method thereof | |
| CN101307173A (en) | Glass fibre reinforced halogen-free fire retardant PBT composite material and method for preparing same | |
| CN102942736A (en) | High-glass fiber content reinforced polypropylene material and preparation method thereof | |
| CN103408905A (en) | PBT composite material and preparation method thereof | |
| CN103254586A (en) | Preparation method of toughened polybutylene terephthalate alloy composite material | |
| CN103254640A (en) | Preparation method of polyethylene glycol terephthalate modified fire-retardant polyamide composite material | |
| CN104448806A (en) | Low-warping-rate halogen-free flame retardant carbon fiber-reinforced nylon alloy material and preparation method | |
| CN103087515A (en) | High-content glass fiber reinforced nylon 6 composite material and preparation method thereof | |
| CN101307164B (en) | High-rigidity and low-warpage PP enhancement composite material and method for preparing same | |
| CN102337028A (en) | Nylon 6 composite material and preparation method thereof | |
| CN102977488B (en) | Polyphenylether fiber reinforced polystyrene composition and preparation method thereof | |
| CN103304899A (en) | Method for preparing flame-retardant whisker-enhanced polypropylene alloy material | |
| CN106674740A (en) | Polypropylene (PP) composite material specially used for packaging bags, and preparation method of PP composite material | |
| KR20130110905A (en) | Biodegradable thermoplastic composition comprising cellulose derivatives and pbat | |
| CN104151783A (en) | Preparation method of carbon nanofiber reinforced polybutylene terephthalate alloy composite material | |
| CN109135249A (en) | A method of guaranteeing conductive polyphenyl ether composite materials property |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130821 |