CN1939971A - PC/ABS disposable recovering composition and its use - Google Patents
PC/ABS disposable recovering composition and its use Download PDFInfo
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- CN1939971A CN1939971A CN 200510100001 CN200510100001A CN1939971A CN 1939971 A CN1939971 A CN 1939971A CN 200510100001 CN200510100001 CN 200510100001 CN 200510100001 A CN200510100001 A CN 200510100001A CN 1939971 A CN1939971 A CN 1939971A
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- defective material
- disposable recovering
- polycarbonate
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Abstract
A PC/ABS substandard material recovering composition and its use are disclosed. The composition is prepared by blending 80-85wt% PC/ABS substandard material with 13-17wt% impact-resisting agent and 2-5wt% fire-retardant and modifying PC/ABS substandard material. It has better mechanical and fire-retarding performances and no environmental pollution.
Description
Technical field
The present invention relates to PC/ABS (Polycarbonate/ABS Alloy, PC) disposable recovering composition, also relate to the application of this disposable recovering composition in resin manufacture.
Background technology
Cold burden, defective material or defective materials such as substandard products, recovery article that the PC/ABS resin is produced when injection molding are very many, and the treatment process to the PC/ABS defective material mainly comprises at present: (1) burns or land-fill method is handled.Owing in burning process, can produce sulfurous gas obnoxious flavoures such as (being the essential substance that forms acid rain), very easily cause environmental pollution; And take in the land-fill method processing because the refractory organics of PC/ABS also can cause very big harm to environment.Present this method is in the industry cycle progressively eliminated.(2) the PC/ABS defective material is simply reclaimed take out grain and do not carry out any modification, be downgraded to common plastics to use,, fail to make full use of the economic worth of these defective materials though solved problem of environmental pollution.(3) the PC/ABS defective material is reclaimed modification.Adopt of industry adds the mechanical property that coupling agent improves resin more when reclaiming PC/ABS at present, but the sold resin that this method modification forms only is applicable to the mechanical property of materials and the not high situation of accuracy requirement; And adopt acid anhydrides usually as coupling agent, in the course of processing, acid anhydrides can produce corrosion and the work-ing life of reduction equipment to molding device and mould.
Summary of the invention
The object of the present invention is to provide a kind of PC/ABS disposable recovering composition, the PC/ABS defective material is reclaimed modification.
For achieving the above object, PC/ABS disposable recovering composition of the present invention is to add properties-correcting agent, fire retardant and carry out blending in the PC/ABS defective material, the PC/ABS defective material is carried out modification, thereby improve its mechanical property and give flame retardant resistance.
A kind of PC/ABS disposable recovering composition provided by the invention comprises the following component of calculating by mass percentage:
(a) the PC/ABS defective material 80~85%
(b) impact modifier 13~17%
(c) fire retardant 2~5%.
What wherein said impact modifier was polycarbonate, rubber content greater than in 50% ABS resin or MBS (MBS) resin is a kind of.
Wherein said fire retardant is a kind of in triphenylphosphate, brominated polycarbonate, TDE or the decabromodiphynly oxide.
Preferably, a kind of PC/ABS disposable recovering composition provided by the invention comprises the following component of calculating by mass percentage:
(a) the PC/ABS defective material 82%
(b) polycarbonate 15%
(c) triphenylphosphate 3%.
Preferably, a kind of PC/ABS disposable recovering composition provided by the invention comprises the following component of calculating by mass percentage:
(a) the PC/ABS defective material 80%
(b) polycarbonate 17%
(c) triphenylphosphate 3%.
Preferably, a kind of PC/ABS disposable recovering composition provided by the invention comprises the following component of calculating by mass percentage:
(a) the PC/ABS defective material 85%
(b) polycarbonate 13%
(c) triphenylphosphate 2%.
PC/ABS disposable recovering composition of the present invention adopts impact modifier to replace coupling agent of the prior art, and the PC/ABS defective material is reclaimed modification, makes it reach the service requirements of novel material and obtains economic recycling, can not cause extra burden to environment.
PC/ABS disposable recovering composition of the present invention can be made various forms of moulding product for utilization with the existing technical approach in present technique field.
Embodiment
Embodiment 1
To compositions such as PC/ABS defective material, properties-correcting agent and fire retardants, all raw materials are done mixed by following compositing formula:
(a) the PC/ABS defective material 80%
(b) polycarbonate 17%
(c) triphenylphosphate 3%.
Again this dry blend is passed through mixing granulator in the forcing machine, the gained mixing granulator is made finished product through injection molding, at last by the mechanical property of standard GB 13525/T-92 test gained finished product and by its flame retardant properties of the U.S. UL94 of electrician association standard testing, and compare with the performance of PC/ABS raw material, PC/ABS defective material wood body respectively, the result is as shown in table 1.
Table 1
Test event | The PC/ABS raw material | The PC/ABS defective material | The composition of embodiment 1 |
Tensile strength (MPa) | 65.49 | 64.84 | 63.27 |
Shock strength (Kg*cm/cm 2) | 55.40 | 51.97 | 53.06 |
Flame retardant resistance | V0 | V1 | V0 |
Embodiment 2
To compositions such as PC/ABS defective material, properties-correcting agent and fire retardants, all raw materials are done mixed by following compositing formula:
(a) the PC/ABS defective material 82%
(b) polycarbonate 15%
(c) triphenylphosphate 3%.
Again this dry blend is passed through mixing granulator in the forcing machine, the gained mixing granulator is made finished product through injection molding, at last by the mechanical property of standard GB 13525/T-92 test gained finished product and by its flame retardant properties of the U.S. UL94 of electrician association standard testing, and compare with the performance of PC/ABS raw material, PC/ABS defective material itself respectively, the result is as shown in table 2.
Table 2
Test event | The PC/ABS raw material | The PC/ABS defective material | The composition of embodiment 2 |
Tensile strength (MPa) | 65.49 | 64.84 | 64.00 |
Shock strength (Kg*cm/cm 2) | 55.40 | 51.97 | 50.02 |
Flame retardant resistance | V0 | V1 | V0 |
Embodiment 3
To compositions such as PC/ABS defective material, properties-correcting agent and fire retardants, all raw materials are done mixed by following compositing formula:
(a) the PC/ABS defective material 85%
(b) polycarbonate 13%
(c) triphenylphosphate 2%.
Again this dry blend is passed through mixing granulator in the forcing machine, the gained mixing granulator is made finished product through injection molding, test the mechanical property of gained finished product and enclose its flame retardant properties of the UL94 of electrician association standard testing by standard GB 13525/T-92 at last by U.S.A, and compare with the performance of PC/ABS raw material, PC/ABS defective material itself respectively, the result is as shown in table 3.
Table 3
Test event | The PC/ABS raw material | The PC/ABS defective material | The composition of embodiment 3 |
Tensile strength (MPa) | 65.49 | 64.84 | 65.61 |
Shock strength (Kg*cm/cm 2) | 55.40 | 51.97 | 49.76 |
Flame retardant resistance | V0 | V1 | V0 |
Embodiment 4
To compositions such as PC/ABS defective material, properties-correcting agent and fire retardants, all raw materials are done mixed by following compositing formula:
(a) the PC/ABS defective material 81%
(b) polycarbonate 14%
(c) triphenylphosphate 5%.
Again this dry blend is passed through mixing granulator in the forcing machine, the gained mixing granulator is made finished product through injection molding, at last by the mechanical property of standard GB 13525/T-92 test gained finished product and by its flame retardant properties of the U.S. UL94 of electrician association standard testing, and compare with the performance of PC/ABS raw material, PC/ABS defective material itself respectively, the result is as shown in table 4.
Table 4
Test event | The PC/ABS raw material | The PC/ABS defective material | The composition of embodiment 3 |
Tensile strength (MPa) | 65.49 | 64.84 | 64.01 |
Shock strength (Kg*cm/cm 2) | 55.40 | 51.97 | 52.18 |
Flame retardant resistance | V0 | V1 | V0 |
Above embodiment is the detailed description that the present invention is done.Notice that these embodiments are not in order to limit the present invention, for those skilled in the art, the improvement of being made and additional should be considered as within protection scope of the present invention without departing from the spirit of the invention.
Claims (7)
1. a PC/ABS disposable recovering composition is characterized in that, comprises following component by mass percentage:
(a) the PC/ABS defective material 80~85%
(b) impact modifier 13~17%
(c) fire retardant 2~5%.
2. PC/ABS disposable recovering composition according to claim 1 is characterized in that, described impact modifier is to be selected from a kind of greater than in 50% ABS resin or the MBS resin of polycarbonate, rubber content.
3. PC/ABS disposable recovering composition according to claim 1 and 2 is characterized in that, described fire retardant is to be selected from a kind of in triphenylphosphate, TDE or the decabromodiphynly oxide.
4. PC/ABS disposable recovering composition according to claim 3 is characterized in that, said composition comprises following component by mass percentage:
(a) the PC/ABS defective material 82%
(b) polycarbonate 15%
(c) triphenylphosphate 3%.
5. PC/ABS disposable recovering composition according to claim 3 is characterized in that, said composition comprises following component by mass percentage:
(a) the PC/ABS defective material 80%
(b) polycarbonate 17%
(c) triphenylphosphate 3%.
6. PC/ABS disposable recovering composition according to claim 3 is characterized in that, said composition comprises following component by mass percentage:
(a) the PC/ABS defective material 85%
(b) polycarbonate 13%
(c) triphenylphosphate 2%
7. the application of the described PC/ABS disposable recovering composition of claim 1 in resin manufacture.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200510100001 CN1939971A (en) | 2005-09-30 | 2005-09-30 | PC/ABS disposable recovering composition and its use |
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200510100001 CN1939971A (en) | 2005-09-30 | 2005-09-30 | PC/ABS disposable recovering composition and its use |
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Publication Number | Publication Date |
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CN1939971A true CN1939971A (en) | 2007-04-04 |
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CN 200510100001 Pending CN1939971A (en) | 2005-09-30 | 2005-09-30 | PC/ABS disposable recovering composition and its use |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102199339A (en) * | 2010-03-24 | 2011-09-28 | 汉达精密电子(昆山)有限公司 | Recovery composition of thermoplastic matrix resin inferior materials, and application thereof |
CN102464876A (en) * | 2010-11-15 | 2012-05-23 | 苏州汉扬精密电子有限公司 | Polycarbonate (PC)/acrylonitrile-butadiene-styrene (ABS) waste material modification and recovery formula |
CN103467960A (en) * | 2013-09-05 | 2013-12-25 | 上海迅扬塑料有限公司 | Environment-friendly and flame retardant PC (polycarbonate)/ABS (acrylonitrile-butadiene-styrene) modified engineering plastic |
-
2005
- 2005-09-30 CN CN 200510100001 patent/CN1939971A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102199339A (en) * | 2010-03-24 | 2011-09-28 | 汉达精密电子(昆山)有限公司 | Recovery composition of thermoplastic matrix resin inferior materials, and application thereof |
CN102464876A (en) * | 2010-11-15 | 2012-05-23 | 苏州汉扬精密电子有限公司 | Polycarbonate (PC)/acrylonitrile-butadiene-styrene (ABS) waste material modification and recovery formula |
CN103467960A (en) * | 2013-09-05 | 2013-12-25 | 上海迅扬塑料有限公司 | Environment-friendly and flame retardant PC (polycarbonate)/ABS (acrylonitrile-butadiene-styrene) modified engineering plastic |
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