CN103724924A - Light diffusion modified ABS composition and preparation method thereof - Google Patents
Light diffusion modified ABS composition and preparation method thereof Download PDFInfo
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- CN103724924A CN103724924A CN201310695228.2A CN201310695228A CN103724924A CN 103724924 A CN103724924 A CN 103724924A CN 201310695228 A CN201310695228 A CN 201310695228A CN 103724924 A CN103724924 A CN 103724924A
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- abs composition
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Abstract
The invention relates to a light diffusion modified ABS composition; the ABS composition comprises the following components by weight percent: 98.5-99% of ABS, 0.3-0.8% of a light diffusing agent, 0.1-0.5 % of an anti-oxidant and 0.1-0.3% of a light stabilizer; the invention further provides a preparation method of the light diffusion modified ABS composition and the preparation method comprises the following steps: weighing the components according to the weight percent; putting the components into a high mixing machine for mixing; discharging and then squeezing out by utilizing a double-screw extruder for pelleting. Compared with the prior art, the composition provided by the invention has a light diffusion effect and the effect can be comparable with a light diffusion PC. The composition provided by the invention is simple to manufacture and the cost of the composition is much lower than that of materials such as light diffusion PC, and PMMA (polymethyl methacrylate). Therefore, the composition is applicable to the field of home appliances and the like.
Description
Technical field
The present invention relates to ABS technical field of compositions, specifically, is about a kind of smooth diffusional modification ABS composition and method of making the same.
Background technology
Along with the technical development of the cold light sources such as LED and universal, for improving this type of light source luminescent point, concentrate the many drawbacks that cause simultaneously, and people for satisfied to the requirement in the appearance design of lamp decoration material, developed the PC with light diffusion effect, the materials such as PMMA.
It is higher that transparent ABS material has shock strength, and chemical stability is good, good stability of the dimension, and surface hardness is high, the feature that light transmission is good.But about material modified and preparation method thereof the report also at present of light diffusion ABS.
Summary of the invention
The object of the invention is for deficiency of the prior art, a kind of smooth diffusional modification ABS composition is provided.
One object more of the present invention is that a kind of smooth diffusional modification ABS preparation method of composition is provided.
For achieving the above object, the technical scheme that the present invention takes is:
A smooth diffusional modification ABS composition, described ABS composition component and weight percentage are as follows:
Described ABS is high transparent random copolymerization ABS, and melting index is 10.0.
Described light diffusing agent is silicone based or inorganic mineral class barium sulfate or calcium carbonate.
Described oxidation inhibitor is phosphite ester kind antioxidant and phenolic antioxidant.
Described photostabilizer is for containing triazine hindered amine polycondensate
.
For realizing above-mentioned second object, the technical scheme that the present invention takes is:
The preparation method of light diffusional modification ABS composition, comprises the following steps: (a) content takes raw material by weight percentage:
(b) by step (1) in mixed raw material put into twin screw machine extruding pelletization, the rotating speed of dual-screw-stem machine is 250-300 rev/min, temperature is 180-190 ℃.
Compared with prior art, the present invention has following beneficial effect: there is light diffusion effect, and the effect light diffusion PC that can match in excellence or beauty, the present invention makes simply, and cost spreads the materials such as PC, PMMA far below light, applicable to fields such as household electrical appliances.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art further to understand the present invention, but not limit in any form the present invention.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
It should be noted that, in following examples:
Described ABS is high transparent ABS;
Described light diffusing agent is silicone based light diffusing agent;
Described oxidation inhibitor is that phosphorous acid esters and Hinered phenols are composite, and preferably 168,1010 is composite;
Described photostabilizer is for containing triazine hindered amine polycondensate 3346.
embodiment 1
By following weight percent content, take raw material:
Raw material is put into high-speed mixer and mixing 2～5min, discharging together; Again this compound is put into twin screw extruder extruding pelletization, make light diffusional modification ABS composition.Wherein, technological temperature is at 190 ℃, and screw speed is at 250 revs/min.
ABS is high transparent random copolymerization ABS, and melting index is 10.0 preferred LG TR558.
Light diffusing agent is silicone based, preferably Dow Corning Corporation 2720.
Oxidation inhibitor is that phosphorous acid esters and phenols 1:1 are composite, preferably 168 and 1010.
Photostabilizer is for containing triazine hindered amine polycondensate.
embodiment 2
By following weight percent content, take raw material:
Raw material is put into high-speed mixer and mixing 2～5min, discharging together; Again this compound is put into twin screw extruder extruding pelletization, make light diffusional modification ABS composition.Wherein, technological temperature is at 180 ℃, and screw speed is at 280 revs/min.
Light diffusing agent is DOW CORNING 2720
Oxidation inhibitor is that BASF 168 and 1010 is composite
Photostabilizer is cyanogen spy 3346
embodiment 3
By following weight percent content, take raw material:
Raw material is put into high-speed mixer and mixing 2～5min, discharging together; Again this compound is put into twin screw extruder extruding pelletization, make light diffusional modification ABS composition.Wherein, technological temperature is at 188 ℃, and screw speed is at 290 revs/min.
Light diffusing agent is DOW CORNING 2720
Oxidation inhibitor is that BASF 168 and 1010 is composite
Photostabilizer is cyanogen spy 3346
embodiment 4
By following weight percent content, take raw material:
Raw material is put into high-speed mixer and mixing 2～5min, discharging together; Again this compound is put into twin screw extruder extruding pelletization, make light diffusional modification ABS composition.Wherein, technological temperature is at 188 ℃, and screw speed is at 290 revs/min.
Light diffusing agent is DOW CORNING 2720
Oxidation inhibitor is that BASF 168 and 1010 is composite
Photostabilizer is cyanogen spy 3346
Comparative example 1
The PC of light diffusion effect,
?pC Supreme Being people ML-3206
Comparative example 2
The PMMA of light diffusion effect
The strange beautiful CM207 of PMMA
Comparative example 3
ABS is high transparent random copolymerization ABS, and melting index is 10.0
Comparative example 4
Comparative example 5
Comparative example 6
embodiment 5, performance test
The light diffusional modification ABS composition making in embodiment 1～4 is carried out to transmittance and and and mist degree and aging rear yellowness index variation test comparison.It is 340nm 168h 50 that yellowness index changes Yi
~after 60 ℃ of irradiations, measure.Result is as shown in table 2:
The material performance perameter of comparative example 1-6 is shown in Table 2:
Table 2
As shown in Table 2, the ABS material of preparation of the present invention, the effect light diffusion PC that can match in excellence or beauty, the present invention makes simply, and cost spreads the materials such as PC, PMMA far below light, applicable to fields such as household electrical appliances.
The present invention compares the light diffusion PC that can match in excellence or beauty on light diffusing energy, light diffusion PMMA with comparative example, but on cost, light spreads PC, PMMA is much lower in light diffusion, and for other similar light diffusion ABS materials, the present invention has higher transmittance and mist degree simultaneously.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the inventive method; can also make some improvement and supplement, these improvement and supplement and also should be considered as protection scope of the present invention.
Claims (6)
1. a light diffusional modification ABS composition, is characterized in that, described ABS composition component and weight percentage are as follows:
2. smooth diffusional modification ABS composition according to claim 1, is characterized in that, described ABS is high transparent random copolymerization ABS, and melting index is 10.0.
3. smooth diffusional modification ABS composition according to claim 1, is characterized in that, described light diffusing agent is silicone based or inorganic mineral class barium sulfate or calcium carbonate.
4. smooth diffusional modification ABS composition according to claim 1, is characterized in that described oxidation inhibitor phosphite ester kind antioxidant and phenolic antioxidant.
5. smooth diffusional modification ABS composition according to claim 1, is characterized in that, described photostabilizer is hindered amines.
6. the preparation method of the arbitrary described smooth diffusional modification ABS composition of claim 1-5, comprises the following steps: (a) content takes raw material by weight percentage:
(b) by step (1) in mixed raw material put into twin screw machine extruding pelletization, the rotating speed of dual-screw-stem machine is 250-300 rev/min, temperature is 180-190 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310695228.2A CN103724924A (en) | 2013-12-18 | 2013-12-18 | Light diffusion modified ABS composition and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310695228.2A CN103724924A (en) | 2013-12-18 | 2013-12-18 | Light diffusion modified ABS composition and preparation method thereof |
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| CN103724924A true CN103724924A (en) | 2014-04-16 |
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| CN201310695228.2A Pending CN103724924A (en) | 2013-12-18 | 2013-12-18 | Light diffusion modified ABS composition and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504655A (en) * | 2015-12-30 | 2016-04-20 | 安徽集虹材料科技有限公司 | Light-transmission weather-proof modified ABS material and preparation method thereof |
| CN109161151A (en) * | 2018-06-23 | 2019-01-08 | 深圳市宝聚合塑料有限公司 | Transparent ABS frosted resin and preparation method thereof |
-
2013
- 2013-12-18 CN CN201310695228.2A patent/CN103724924A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504655A (en) * | 2015-12-30 | 2016-04-20 | 安徽集虹材料科技有限公司 | Light-transmission weather-proof modified ABS material and preparation method thereof |
| CN105504655B (en) * | 2015-12-30 | 2018-04-20 | 安徽集虹材料科技有限公司 | A kind of weather-proof modified ABS material of printing opacity and preparation method thereof |
| CN109161151A (en) * | 2018-06-23 | 2019-01-08 | 深圳市宝聚合塑料有限公司 | Transparent ABS frosted resin and preparation method thereof |
| CN109161151B (en) * | 2018-06-23 | 2021-07-23 | 深圳市宝聚合新材料技术应用有限公司 | Transparent ABS (acrylonitrile-butadiene-styrene) frosted resin and preparation method thereof |
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Application publication date: 20140416 |