CN105153653A - Polybutylene terephthalate composite and preparation method thereof - Google Patents
Polybutylene terephthalate composite and preparation method thereof Download PDFInfo
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- CN105153653A CN105153653A CN201510479581.6A CN201510479581A CN105153653A CN 105153653 A CN105153653 A CN 105153653A CN 201510479581 A CN201510479581 A CN 201510479581A CN 105153653 A CN105153653 A CN 105153653A
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Abstract
The invention discloses polybutylene terephthalate composite and a preparation method thereof. The polybutylene terephthalate composite is prepared from components in parts by weight as follows: 79-86 parts of polybutylene terephthalate, 15-20 parts of polyethylene glycol, 5-11 parts of amide modified hydrogenated castor oil, 5-8 parts of maleic anhydride grafted polypropylene, 3-8 parts of triethylene-glycol dimethacrylate, 3-7 parts of epoxypropane butyl ether, 1-2 parts of dibasic lead phosphite, 1-2 parts of tetraglycidyl xylene diamine, 1-2 parts of a lubricant and 0.5-1.8 parts of maleic anhydride. The invention further provides a preparation method of the polybutylene terephthalate composite.
Description
Technical field
The invention belongs to polymeric material field, particularly a kind of polybutylene terephthalate matrix material and preparation method thereof.
Background technology
Polybutylene terephthalate (PBT) has another name called polytetramethylene terephthalate, is the polyester made by terephthalic acid and BDO polycondensation.PBT is that oyster white is translucent to opaque, is semicrystalline thermoplastic polyester.
The not resistance to strong acid of polybutylene terephthalate, highly basic, energy organic solvent-resistant, at high temperature decomposes.Because it has these excellent performances, be therefore widely used in fields such as automobile, mechanical means, precision instrument parts, electronic apparatus, weavings.
PBT resin major part is processed to mixing material and uses, and through various additive agent modified, can obtain over-all properties and the good processing characteristicies such as good heat-resisting, fire-retardant, electrical isolation with other resin alloys.
Summary of the invention
For above-mentioned demand, invention especially provides a kind of polybutylene terephthalate matrix material and preparation method thereof.
Object of the present invention can be achieved through the following technical solutions:
A kind of polybutylene terephthalate matrix material, be made up of the component comprising following weight part:
Polybutylene terephthalate 79-86 part,
Polyoxyethylene glycol 15-20 part,
Amide modifications hydrogenated castor oil 5-11 part,
Maleic anhydride inoculated polypropylene 5-8 part,
Dimethacrylate Triethylene Glycol 3-8 part,
Epoxy propane butyl ether 3-7 part,
Dibasic lead phosphite 1-2 part,
Four glycidyl group dimethylphenylene diamine 1-2 part,
Lubricant 1-2 part,
MALEIC ANHYDRIDE 0.5-1.8 part.
Described lubricant is selected from one or more in pentaerythritol stearate, polyethylene wax, ethylene bis stearamide or brown coal cerinic acid second diester.
Described component also comprises toner 0-1 weight part.
Described component also comprises Virahol 0-2 weight part.
A preparation method for polybutylene terephthalate matrix material, the method comprises the following steps:
(1) take polybutylene terephthalate 79-86 weight part, polyoxyethylene glycol 15-20 weight part, maleic anhydride inoculated polypropylene 5-8 weight part, epoxy propane butyl ether 3-7 weight part, dibasic lead phosphite 1-2 weight part, four glycidyl group dimethylphenylene diamine 1-2 weight part, lubricant 1-2 weight part and Virahol 0-2 weight part, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 5-11 weight part, MALEIC ANHYDRIDE 0.5-1.8 weight part and toner 0-1 weight part, add in twin screw extruder, dimethacrylate Triethylene Glycol 3-8 weight part is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: a district temperature 170-190 DEG C, two district temperature 200-220 DEG C, three district temperature 220-230 DEG C, four district temperature 240-250 DEG C.
compared with prior art, its beneficial effect is in the present invention:
(1) the polybutylene terephthalate matrix material that the present invention obtains take polybutylene terephthalate as main component, by adding polyoxyethylene glycol, amide modifications hydrogenated castor oil, maleic anhydride inoculated polypropylene, dimethacrylate Triethylene Glycol, epoxy propane butyl ether, dibasic lead phosphite, four glycidyl group dimethylphenylene diamine, lubricant and MALEIC ANHYDRIDE, the composite property obtained is made to have good homogeneity, and its mechanical strength is good, can still keep good properties at outdoor life-time service.
(2) the polybutylene terephthalate matrix material that obtains of the present invention, has good snappiness and resistance toheat.
(3) polybutylene terephthalate matrix material of the present invention, its preparation method is simple, is easy to suitability for industrialized production.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
Embodiment 1
(1) take polybutylene terephthalate 79kg, polyoxyethylene glycol 15kg, maleic anhydride inoculated polypropylene 5kg, epoxy propane butyl ether 3kg, dibasic lead phosphite 1kg, four glycidyl group dimethylphenylene diamine 1kg, pentaerythritol stearate 1kg, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 5kg, MALEIC ANHYDRIDE 0.5kg, add in twin screw extruder, dimethacrylate Triethylene Glycol 3kg is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: district's temperature 170 DEG C, two district's temperature 200 DEG C, three district's temperature 220 DEG C, four district's temperature 240 DEG C.
The performance test results of obtained polybutylene terephthalate matrix material is as shown in table 1.
Embodiment 2
(1) take polybutylene terephthalate 79kg, polyoxyethylene glycol 15kg, maleic anhydride inoculated polypropylene 5kg, epoxy propane butyl ether 3kg, dibasic lead phosphite 1kg, four glycidyl group dimethylphenylene diamine 1kg, pentaerythritol stearate 1kg, Virahol 2kg, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 5kg, MALEIC ANHYDRIDE 0.5kg, add in twin screw extruder, dimethacrylate Triethylene Glycol 3kg is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: district's temperature 170 DEG C, two district's temperature 200 DEG C, three district's temperature 220 DEG C, four district's temperature 240 DEG C.
The performance test results of obtained polybutylene terephthalate matrix material is as shown in table 1.
Embodiment 3
(1) take polybutylene terephthalate 86kg, polyoxyethylene glycol 20kg, maleic anhydride inoculated polypropylene 8kg, epoxy propane butyl ether 7kg, dibasic lead phosphite 2kg, four glycidyl group dimethylphenylene diamine 2kg, brown coal cerinic acid second diester 2kg and Virahol 2kg, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 11kg, MALEIC ANHYDRIDE 1.8kg and toner 1kg, add in twin screw extruder, dimethacrylate Triethylene Glycol 8kg is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: district's temperature 190 DEG C, two district's temperature 220 DEG C, three district's temperature 230 DEG C, four district's temperature 250 DEG C.
The performance test results of obtained polybutylene terephthalate matrix material is as shown in table 1.
Embodiment 4
(1) take polybutylene terephthalate 86kg, polyoxyethylene glycol 20kg, maleic anhydride inoculated polypropylene 8kg, epoxy propane butyl ether 7kg, dibasic lead phosphite 1kg, four glycidyl group dimethylphenylene diamine 2kg, ethylene bis stearamide 2kg and Virahol 2kg, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 11kg, MALEIC ANHYDRIDE 1.8kg and toner 1kg, add in twin screw extruder, dimethacrylate Triethylene Glycol 8kg is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: district's temperature 190 DEG C, two district's temperature 220 DEG C, three district's temperature 230 DEG C, four district's temperature 250 DEG C.
The performance test results of obtained polybutylene terephthalate matrix material is as shown in table 1.
Embodiment 5
(1) take polybutylene terephthalate 80kg, polyoxyethylene glycol 18kg, maleic anhydride inoculated polypropylene 6kg, epoxy propane butyl ether 5kg, dibasic lead phosphite 1kg, four glycidyl group dimethylphenylene diamine 1kg, pentaerythritol stearate 1kg and Virahol 2kg, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 8kg, MALEIC ANHYDRIDE 1kg and toner 1kg, add in twin screw extruder, dimethacrylate Triethylene Glycol 5kg is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: district's temperature 180 DEG C, two district's temperature 210 DEG C, three district's temperature 225 DEG C, four district's temperature 245 DEG C.
The performance test results of obtained polybutylene terephthalate matrix material is as shown in table 1.
Comparative example 1
(1) take polybutylene terephthalate 86kg, polyoxyethylene glycol 20kg, maleic anhydride inoculated polypropylene 8kg, epoxy propane butyl ether 7kg, four glycidyl group dimethylphenylene diamine 2kg, brown coal cerinic acid second diester 2kg and Virahol 2kg, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 11kg, MALEIC ANHYDRIDE 1.8kg and toner 1kg, add in twin screw extruder, dimethacrylate Triethylene Glycol 8kg is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: district's temperature 190 DEG C, two district's temperature 220 DEG C, three district's temperature 230 DEG C, four district's temperature 250 DEG C.
The performance test results of obtained polybutylene terephthalate matrix material is as shown in table 1.
Comparative example 2
(1) take polybutylene terephthalate 86kg, polyoxyethylene glycol 20kg, maleic anhydride inoculated polypropylene 8kg, epoxy propane butyl ether 7kg, dibasic lead phosphite 2kg, four glycidyl group dimethylphenylene diamine 2kg, brown coal cerinic acid second diester 2kg and Virahol 2kg, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of MALEIC ANHYDRIDE 1.8kg and toner 1kg, add in twin screw extruder, dimethacrylate Triethylene Glycol 8kg is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: district's temperature 190 DEG C, two district's temperature 220 DEG C, three district's temperature 230 DEG C, four district's temperature 250 DEG C.
The performance test results of obtained polybutylene terephthalate matrix material is as shown in table 1.
Comparative example 3
(1) take polybutylene terephthalate 86kg, polyoxyethylene glycol 20kg, maleic anhydride inoculated polypropylene 8kg, epoxy propane butyl ether 7kg, dibasic lead phosphite 2kg, four glycidyl group dimethylphenylene diamine 2kg and Virahol 2kg, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 11kg, MALEIC ANHYDRIDE 1.8kg and toner 1kg, add in twin screw extruder, dimethacrylate Triethylene Glycol 8kg is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
The each zone temperatures of described twin screw extruder is: district's temperature 190 DEG C, two district's temperature 220 DEG C, three district's temperature 230 DEG C, four district's temperature 250 DEG C.
The performance test results of obtained polybutylene terephthalate matrix material is as shown in table 1.
The polybutylene terephthalate matrix material of embodiment 1-5 and comparative example 1-3 is tested.
Table 1
The invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (6)
1. a polybutylene terephthalate matrix material, is characterized in that, is made up of the component comprising following weight part:
Polybutylene terephthalate 79-86 part,
Polyoxyethylene glycol 15-20 part,
Amide modifications hydrogenated castor oil 5-11 part,
Maleic anhydride inoculated polypropylene 5-8 part,
Dimethacrylate Triethylene Glycol 3-8 part,
Epoxy propane butyl ether 3-7 part,
Dibasic lead phosphite 1-2 part,
Four glycidyl group dimethylphenylene diamine 1-2 part,
Lubricant 1-2 part,
MALEIC ANHYDRIDE 0.5-1.8 part.
2. polybutylene terephthalate matrix material according to claim 1, is characterized in that, described lubricant is selected from one or more in pentaerythritol stearate, polyethylene wax, ethylene bis stearamide or brown coal cerinic acid second diester.
3. polybutylene terephthalate matrix material according to claim 1, is characterized in that, described component also comprises toner 0-1 weight part.
4. polybutylene terephthalate matrix material according to claim 1, is characterized in that, described component also comprises Virahol 0-2 weight part.
5. a preparation method for polybutylene terephthalate matrix material, is characterized in that, the method comprises the following steps:
(1) take polybutylene terephthalate 79-86 weight part, polyoxyethylene glycol 15-20 weight part, maleic anhydride inoculated polypropylene 5-8 weight part, epoxy propane butyl ether 3-7 weight part, dibasic lead phosphite 1-2 weight part, four glycidyl group dimethylphenylene diamine 1-2 weight part, lubricant 1-2 weight part and Virahol 0-2 weight part, mix;
(2) said components is added pusher stirrer for mixing even, slowly add the mixture of amide modifications hydrogenated castor oil 5-11 weight part, MALEIC ANHYDRIDE 0.5-1.8 weight part and toner 0-1 weight part, add in twin screw extruder, dimethacrylate Triethylene Glycol 3-8 weight part is added at the side loading mouth of twin screw extruder, melting, extrude, dry, pelletizing, obtain polybutylene terephthalate matrix material.
6. the preparation method of polybutylene terephthalate matrix material according to claim 5, it is characterized in that, each zone temperatures of described twin screw extruder is: a district temperature 170-190 DEG C, two district temperature 200-220 DEG C, three district temperature 220-230 DEG C, four district temperature 240-250 DEG C.
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| CN201510479581.6A CN105153653B (en) | 2015-08-03 | 2015-08-03 | A kind of polybutylene terephthalate (PBT) composite and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1537891A (en) * | 2003-10-23 | 2004-10-20 | 上海交通大学 | Preparation method of toughness enhanced and reinforced polybutanediol terephthalate nanometer composition |
| CN101358022A (en) * | 2008-09-22 | 2009-02-04 | 广东银禧科技股份有限公司 | Heat conductive flame-retarding polybutylene terephthalate and preparation method thereof |
| US20090253871A1 (en) * | 2008-04-03 | 2009-10-08 | Lapol, Llc | Bioderived plasticizer for biopolymers |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1537891A (en) * | 2003-10-23 | 2004-10-20 | 上海交通大学 | Preparation method of toughness enhanced and reinforced polybutanediol terephthalate nanometer composition |
| US20090253871A1 (en) * | 2008-04-03 | 2009-10-08 | Lapol, Llc | Bioderived plasticizer for biopolymers |
| CN101358022A (en) * | 2008-09-22 | 2009-02-04 | 广东银禧科技股份有限公司 | Heat conductive flame-retarding polybutylene terephthalate and preparation method thereof |
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Inventor after: Jiang Hong Inventor before: Dai Xiaochen |
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Effective date of registration: 20161202 Address after: Yellow Sea Beilun District 315000 Zhejiang city of Ningbo province No. 56 Applicant after: Joyo (Ningbo) Automotive Parts Co., Ltd Address before: 215104 Wuzhong District, Jiangsu, Yue Yue Street, South Guandu Road, No., No. 6 Applicant before: SUZHOU YUNSHU NEW MATERIAL SCIENCE & TECHNOLOGY CO., LTD. |
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