CN102766322A - High-weather-resistant and super-tough polybutylene terephthalate (PBT) material and preparation method thereof - Google Patents
High-weather-resistant and super-tough polybutylene terephthalate (PBT) material and preparation method thereof Download PDFInfo
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- CN102766322A CN102766322A CN2012102635787A CN201210263578A CN102766322A CN 102766322 A CN102766322 A CN 102766322A CN 2012102635787 A CN2012102635787 A CN 2012102635787A CN 201210263578 A CN201210263578 A CN 201210263578A CN 102766322 A CN102766322 A CN 102766322A
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Abstract
The invention relates to a high-weather-resistant and super-tough polybutylene terephthalate (PBT) material. The raw materials comprise 40-50 parts of polybutylene terephthalate (PBT), 2-5 parts of AX8900 toughening agent, 1-4 parts of 35BA40 toughening agent, 12-18 parts of brominated epoxy resin, 1-5 parts of antimony trioxide, 0.1 parts of antioxidant 1010, antioxidant 168, lubricant EBS, and 25-35 parts of glass fiber. A preparation method provided by the invention is as follows: the raw materials except the glass fiber are blended and then added into a feeding hopper of a screw extruder; And whenhile the glass fiber is added into the screw extruder, the raw materials are melt extruded and granulated to obtain the final product. The product prepared by the method provided by the invention has the characteristics of high weather resistance and super toughness.
Description
Technical field
The present invention relates to a kind of high weather-proof ultra toughness PBT material and preparation method thereof, be mainly used in and make the parts that large-scale roller washing machine injection moulded stator etc. needs high-weatherability, superhigh tenacity.Belong to technical field of polymer materials.
Background technology
Polybutylene terephthalate, English name polybutylene terephthalate (being called for short PBT) can be described as the thermoplastic polyester plastic again, and PBT is that oyster white is translucent to opaque, crystalline thermoplastic polyester.Because advantages such as PBT has thermotolerance, weathering resistance, resistance to chemical reagents, electrical specification is good, water-absorbent is little, gloss is good are widely used in electronic apparatus, auto parts, machinery, houseware etc.But at some special occasions, like large-scale roller washing machine injection moulded stator usefulness, it needs the occasion of high-weatherability, H.T., and conventional PBT material then can not reach requirement.
Publication number is that the one Chinese patent application of CN1445281A discloses " a kind of ultra tough polybutylene terephthalate (PBT) mixture and preparation method thereof "; It adopts composite toughing agent; The mode that strengthens the composite toughing agent consumption simultaneously reaches ultra tough effect, and the mode of this increase toughner consumption has not closely increased the cost of product; And reduced the weather resistance of product, limited its usage space.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, a kind of high weather-proof ultra toughness PBT material is provided, it had both had ultra flexible advantage, strengthened the weather resistance of product simultaneously, and cost reduces.
The objective of the invention is to realize like this:
A kind of high weather-proof ultra toughness PBT material, its raw materials quality part proportioning is following:
PBT resin 40-50 part
AX8900 toughner 2-5 part
35BA40 toughner 1-4 part
Brominated epoxy resin 12-18 part
Antimony Trioxide: 99.5Min 1-5 part
Antioxidant 1010 0.05-0.3 part
Oxidation inhibitor 168 0.1-0.5 parts
Lubricant EBS 0.1-0.5 part
Spun glass 25-35 part.
Its raw materials quality part proportion optimization scheme of the present invention is following:
44 parts of PBT resins
4 parts of AX8900 toughner
4 parts of 35BA40 toughner
14 parts of brominated epoxy resins
3.5 parts of Antimony Trioxide: 99.5Mins
0.1 part of antioxidant 1010
168 0.2 parts in oxidation inhibitor
0.2 part of lubricant EBS
30 parts in spun glass.
A kind of high weather-proof ultra toughness PBT preparation methods; Said method is to prepare raw material by each proportioning raw materials; Earlier with PBT, AX8900 toughner, 35BA40 toughner, brominated epoxy resin, Antimony Trioxide: 99.5Min, antioxidant 1010, oxidation inhibitor 168 and lubricant EBS blend, add the screw extrusion press feeding hopper then then, on screw extrusion press, add spun glass simultaneously; Melt extrude granulation through screw extrusion press.
The extrusion temperature of said screw extrusion press is 230-240 ℃.
Compared with prior art, the invention has the beneficial effects as follows:
In the PBT resin, add AX8900 toughner, 35BA40 toughner and the lubricant EBS (ethylene bis stearamide) that French Arkema produces among the present invention; Play the effect of fabulous enhanced toughness; AX8900 toughner has the stable on heating effect of raising simultaneously, and 35BA40 toughner has the effect that improves winter hardiness; Adopting the brominated epoxy resin halogen flame in addition is main flame retardant, and itself and the acting in conjunction of auxiliary flame retardant Antimony Trioxide: 99.5Min improve the flame retardant effect of whole system; Antioxidant 1010 and oxidation inhibitor 168 mix use, strengthen anti-oxidant resistance toheat; Add spun glass, play enhancement.
The product of the high weather-proof ultra toughness PBT material prepn of the present invention; Both had ultra flexible advantage; Strengthen the weather resistance of product simultaneously, and the consumption of toughner is few, cost is low; It is applied widely, is particularly useful for making the parts that large-scale roller washing machine injection moulded stator etc. needs high-weatherability, superhigh tenacity.
Embodiment
Embodiment 1:
A kind of high weather-proof ultra toughness PBT material, its raw materials quality part is formed as follows:
44 parts of PBT
4 parts of AX8900 toughner (French Arkema)
4 parts of 35BA40 toughner (French Arkema)
14 parts of brominated epoxy resins
3.5 parts of Antimony Trioxide: 99.5Mins
0.1 part of antioxidant 1010
168 0.2 parts in oxidation inhibitor
0.2 part of lubricant EBS
30 parts in spun glass.
The preparation method is:
Earlier with PBT, AX8900 toughner, 35BA40 toughner, brominated epoxy resin, Antimony Trioxide: 99.5Min, antioxidant 1010, oxidation inhibitor 168 and lubricant EBS blend; Add the screw extrusion press feeding hopper then; On screw extrusion press, add simultaneously spun glass; Melt extrude through screw extrusion press, granulation gets finished product.
Embodiment 2:
Present embodiment only is that with the difference of embodiment 1 proportion by weight of each raw material is different, wherein:
49 parts of PBT
5 parts of AX8900 toughner
4 parts of 35BA40 toughner
12 parts of brominated epoxy resins
2 parts of Antimony Trioxide: 99.5Mins
0.2 part of antioxidant 1010
168 0.4 parts in oxidation inhibitor
0.4 part of lubricant EBS
27 parts in spun glass.
Embodiment 3:
Present embodiment only is that with the difference of embodiment 1 proportion by weight of each raw material is different, wherein:
41 parts of PBT
3 parts of AX8900 toughner
2 parts of 35BA40 toughner
16 parts of brominated epoxy resins
3.3 parts of Antimony Trioxide: 99.5Mins
0.1 part of antioxidant 1010
168 0.3 parts in oxidation inhibitor
0.3 part of lubricant EBS
34 parts in spun glass.
Embodiment 4:
Present embodiment only is that with the difference of embodiment 1 proportion by weight of each raw material is different, wherein:
46 parts of PBT
2 parts of AX8900 toughner
3 parts of 35BA40 toughner
15 parts of brominated epoxy resins
4 parts of Antimony Trioxide: 99.5Mins
0.3 part of antioxidant 1010
168 0.3 parts in oxidation inhibitor
0.4 part of lubricant EBS
29 parts in spun glass.
Embodiment 5:
Present embodiment only is that with the difference of embodiment 1 proportion by weight of each raw material is different, wherein:
45 parts of PBT
3 parts of AX8900 toughner
3 parts of 35BA40 toughner
14 parts of brominated epoxy resins
2 parts of Antimony Trioxide: 99.5Mins
0.2 part of antioxidant 1010
168 0.5 parts in oxidation inhibitor
0.3 part of lubricant EBS
32 parts in spun glass.
Simultaneous test:
With each product for preparing in the foregoing description and commercially available ultra tough PBT product, be injection molded into standard test, carry out performance test by same method, result such as following table:
| The sample example | Following 1 hour of-30 ℃ of conditions, following 1 hour of 80 ℃ of conditions circulate 50 cycles. |
| Embodiment 1 | After the off-test, an injectable plastic material leakless |
| Embodiment 2 | After the off-test, an injectable plastic material leakless |
| Embodiment 3 | After the off-test, an injectable plastic material leakless |
| Embodiment 4 | After the off-test, an injectable plastic material leakless |
| Embodiment 5 | After the off-test, an injectable plastic material leakless |
| Commercially available ultra tough PBT product | After the off-test, an injectable plastic material surface crack is high-visible |
Claims (4)
1. one kind high weather-proof ultra toughness PBT material, it is characterized in that: its raw materials quality part proportioning is following:
PBT 40-50 part
AX8900 toughner 2-5 part
35BA40 toughner 1-4 part
Brominated epoxy resin 12-18 part
Antimony Trioxide: 99.5Min 1-5 part
Antioxidant 1010 0.05-0.3 part
Oxidation inhibitor 168 0.1-0.5 parts
Lubricant EBS 0.1-0.5 part
Spun glass 25-35 part.
2. a kind of high weather-proof ultra toughness PBT material according to claim 1, it is characterized in that: its raw materials quality part proportioning is following:
44 parts of PBT
4 parts of AX8900 toughner
4 parts of 35BA40 toughner
14 parts of brominated epoxy resins
3.5 parts of Antimony Trioxide: 99.5Mins
0.1 part of antioxidant 1010
168 0.2 parts in oxidation inhibitor
0.2 part of lubricant EBS
30 parts in spun glass.
3. one kind high weather-proof ultra toughness PBT preparation methods; It is characterized in that: said method is to prepare raw material by each proportioning raw materials of claim 1 or 2; Earlier with PBT, AX8900 toughner, 35BA40 toughner, brominated epoxy resin, Antimony Trioxide: 99.5Min, antioxidant 1010, oxidation inhibitor 168 and lubricant EBS blend, add the screw extrusion press feeding hopper then then, on screw extrusion press, add spun glass simultaneously; Melt extrude granulation through screw extrusion press.
4. according to the said a kind of high weather-proof ultra toughness PBT preparation methods of claim 3, it is characterized in that: the extrusion temperature of said screw extrusion press is 230-240 ℃.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102635787A CN102766322A (en) | 2012-07-28 | 2012-07-28 | High-weather-resistant and super-tough polybutylene terephthalate (PBT) material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102635787A CN102766322A (en) | 2012-07-28 | 2012-07-28 | High-weather-resistant and super-tough polybutylene terephthalate (PBT) material and preparation method thereof |
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| CN102766322A true CN102766322A (en) | 2012-11-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107759985A (en) * | 2017-11-15 | 2018-03-06 | 昆山飞奔塑胶模具有限公司 | A kind of low warpage fire proofing and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928449A (en) * | 2010-09-06 | 2010-12-29 | 上海俊尔新材料有限公司 | High glowing filament ignition temperature inflaming retarding reinforced poly(butylene terephthalate) |
-
2012
- 2012-07-28 CN CN2012102635787A patent/CN102766322A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928449A (en) * | 2010-09-06 | 2010-12-29 | 上海俊尔新材料有限公司 | High glowing filament ignition temperature inflaming retarding reinforced poly(butylene terephthalate) |
Non-Patent Citations (2)
| Title |
|---|
| 《合成材料老化与应用》 20110831 袁志伟等 "PC /PBT合金增韧研究" 第26-30页，第59页 1-4 第40卷, 第4期 * |
| 袁志伟等: ""PC /PBT合金增韧研究"", 《合成材料老化与应用》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107759985A (en) * | 2017-11-15 | 2018-03-06 | 昆山飞奔塑胶模具有限公司 | A kind of low warpage fire proofing and preparation method thereof |
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Application publication date: 20121107 |