CN102936391A - Halogen and phosphorus-free flame-retardant antistatic ABS resin and its preparation method - Google Patents
Halogen and phosphorus-free flame-retardant antistatic ABS resin and its preparation method Download PDFInfo
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- CN102936391A CN102936391A CN2011102334588A CN201110233458A CN102936391A CN 102936391 A CN102936391 A CN 102936391A CN 2011102334588 A CN2011102334588 A CN 2011102334588A CN 201110233458 A CN201110233458 A CN 201110233458A CN 102936391 A CN102936391 A CN 102936391A
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- inflaming retarding
- phosphorus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/625—Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a halogen and phosphorus-free flame-retardant antistatic ABS (acrylonitrile-butadiene-styrene) resin, which comprises the following components by weight: 45%-75% of ABS resin; 20%-40% of styrene-acrylonitrile resin; 0.1%-5% of a silicone flame retardant; 0.1%-2% of a sulfonate flame retardant; 2%-8% of an antistatic agent; 0.1%-1% of an antioxidant; and 0.2%-1% of a processing aid. Compared with the prior art, on the basis of maintaining the intrinsic good impact resistance of ABS resin, the ABS resin provided in the invention also has excellent flame retardance and antistatic property, and has a simple preparation technology that is easy to operate, thus having broad application prospects.
Description
Technical field
The present invention relates to a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid, belong to technical field of polymer materials.
Background technology
ABS resin is a kind of thermoplastics of excellent property, have the advantages such as excellent lower temperature resistance, shock resistance, chemical resistance, thermotolerance, dimensional stability, surface luster, molding shrinkage are little, because it various advantages that possesses is widely used in the various fields such as household electrical appliance, electronic apparatus, office equipment.But the flame retardant resistance of ABS resin itself is extremely low, and oxygen index is about 18 only, belongs to inflammable material, and for fields such as household electrical appliance, electronic apparatuss, its combustibility necessarily requires to meet safety of America laboratory standard UL-94 relevant regulations recommended; Therefore, the ABS resin of present use is carried out flame-retardant modifiedly seeming extremely important.The fire retardant that is used at present preparing halogen-free flame retardant ABS resin mainly is phosphorus flame retardant, the molecular weight of these fire retardants, make the flame retardant properties of ABS can reach the V-0 rank, will add the fire retardant of more amount, the physical and mechanical properties that not only can significantly reduce ABS resin is toughness and thermotolerance particularly, can affect simultaneously the processing fluidity of ABS.In addition, ABS resin contacts with other material surface or during the phase mutual friction, easily produces buildup of static electricity, causes dust suction, electric shock or spark discharge, produce and use procedure in make troubles and potential safety hazard.Therefore, utilize the synergistic fire retardation to reduce the consumption of halogen-free flame retardants, keeping on ABS resin flame retardant resistance and the shock resistance basis, exploitation halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid has broad application prospects.
Summary of the invention
The purpose of this invention is to provide a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid, this resin had both had excellent impact resistance, had again excellent flame retardant resistance and static resistance.
Another object of the present invention is for the preparation method of above-mentioned resin is provided.
For achieving the above object, the technical solution used in the present invention is as follows:
Halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid of the present invention, by weight percentage, its component and content are:
ABS resinoid 45%～75%;
Styrene-propene fine (SAN) resin 20%～40%;
Silicon-series five-retardant 0.1%～5%;
Sulfonates fire retardant 0.1%～2%;
Static inhibitor 2%～8%;
Antioxidant 0.1%～1%;
Processing aid 0.2%～1%;
The content sum of above-mentioned each component is 100%.
Described ABS resinoid is one or several the mixture in acrylonitrile-butadiene-phenylethene grafted copolymer (ABS), vinyl cyanide-ethylene, propylene elastomerics-phenylethene grafted copolymer (AES), acrylonitrile-styrene-acrylic terpolymer (ASA) and the MBS graft copolymer (MBS).Described acrylonitrile-butadiene-phenylethene grafted copolymer is selected from the ABS-747 of CHIMEI company.
The melt index of the fine resin of described styrene-propene under 200 ℃ * 5kg test condition is greater than 5g/10min, and the trade mark that provides such as platform company is NF2200.
Described fire retardant is a kind of or its mixture in siloxane flame retardant and the sulfonate type fire retardant, and described siloxane flame retardant is one or more mixtures among B-338,1125AC, X-40-9805 and the DC-558; Described sulfonate type fire retardant is FR-2025.
Described static inhibitor is selected from any one or the two or more mixtures in non-ionic antistatic agent and the anionic antistatic agent.
Described antioxidant is antioxidant 1010 or antioxidant 168.
Described processing aid is selected from one or several the mixture in N-ethylene bis stearamide, fatty acid mixture, silicone oil, white mineral oil and the silicone mixture.
Resinoid preparation technology is as follows for halogen-free phosphorus-free inflaming retarding antistatic ABS of the present invention:
At first each component is added high-speed mixer by proportioning and mixes, then said mixture is sent in the twin screw extruder through the feeder of delicate metering, carry out mixing, extrude, tie rod, cooling, pelletizing get final product; Wherein: the length-to-diameter ratio of twin screw extruder is 32～40, is preferably 36-40; Each section barrel temperature is controlled at 180～220 ℃, is preferably in 190～210 ℃; Screw speed is preferably in 300～500 rev/mins at 100～600 rev/mins.
Compared with prior art, ABS resinoid of the present invention also have excellent flame retardant resistance and static resistance, and its preparation technology is simple to operation, has broad application prospects on the basis of the excellent impact resistance that keeps ABS resin itself.
Embodiment
Be doing further in detail of how realizing, clearly and completely explanation below in conjunction with specific embodiment to the present invention, listed embodiment only is further described the present invention, and is not thereby limiting the invention.Select among the embodiment:
The ABS resinoid is the ABS-747 of Taiwan CHIMEI company, and it is acrylonitrile-butadiene-phenylethene grafted copolymer;
The fine resin of styrene-propene is to be provided by platform company, and the trade mark is NF2200;
The fire retardant of siloxane series is selected X-40-9805 and DC-558, and the Sulfonates fire retardant is selected FR-2025;
Static inhibitor is non-ionic antistatic agent BR-BC100, and Bohr's chemical industry company limited provides by Foshan;
Antioxidant is antioxidant 1010 and the antioxidant 168 that Shanghai vapour bar (CIBA) company that refines produces;
Processing aid is domestic N, N-ethylene bis stearic acid amide (EBS) lubricant and white mineral oil.
Embodiment
At first each component is added in the high-speed mixer by proportioning (the concrete proportioning of each embodiment sees Table shown in 1) and mix, then said mixture is sent in the twin screw extruder through the feeder of delicate metering, carry out mixing, extrude, tie rod, cooling, pelletizing get final product; Wherein: the length-to-diameter ratio of twin screw extruder is 36: 1, and leading portion barrel temperature is 180～190 ℃, and the stage casing temperature is 200～210 ℃, and head temperature is 210 ℃, and screw speed is 400 rev/mins.
The concrete prescription (wt%) that each embodiment of table 1. is corresponding
| Form | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| The ABS resinoid | 50 | 56 | 61 | 65 | 70 |
| The SAN resin | 35 | 30 | 27 | 24 | 22 |
| Silicon-series five-retardant X-40-9805 | 3 | 4 | 4 | 0 | 0 |
| Silicon-series five-retardant DC-558 | 2 | 0 | 0 | 4 | 4 |
| The Sulfonates fire retardant | 1 | 1 | 1 | 1 | 1 |
| Static inhibitor | 8 | 8 | 6 | 5 | 2 |
| Antioxidant 1010 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Irgasfos 168 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Processing aid | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
The ABS resinoid that the various embodiments described above are prepared is injection molded into first the standard batten of test usefulness by standard size, then carry out the quantitative measurement of sample by the testing standard shown in the table 2; The performance test data of each embodiment sample is shown in Table 3.
Table 2 quantitative measurement standard
| Performance index | Test condition | Testing method |
| Tensile strength | 50mm/min | ISO 527 |
| Flexural strength | 2mm/min | ISO 178 |
| The Izod notched Izod impact strength | 23℃ | ISO 180 |
| Incendivity | Vertical 1.6mm | UL 94 |
| Surface resistivity | Φ 100mm * thick 3mm plectane | GB/T 1410 |
The performance test data of each embodiment sample of table 3.
| Performance index | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Tensile strength (Mpa) | 44 | 42 | 40 | 39 | 37 |
| Flexural strength (Mpa) | 63 | 61 | 58 | 56 | 55 |
| Izod notched Izod impact strength (KJ/m 2) | 12 | 14 | 16 | 19 | 17 |
| Incendivity | V-0 | V-0 | V-0 | V-0 | V-0 |
| Surface resistivity (Ω) | 10 9 | 10 9 | 10 10 | 10 10 | 10 11 |
As seen from the above-described embodiment: ABS resinoid of the present invention also has excellent flame retardant resistance and static resistance on the basis of the excellent impact resistance that keeps ABS resin itself.
Claims (11)
1. halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid, it is characterized in that: by weight percentage, its component and content are:
ABS resinoid 45%～75%;
The fine resin 20%～40% of styrene-propene;
Silicon-series five-retardant 0.1%～5%;
Sulfonates fire retardant 0.1%～2%;
Static inhibitor 2%～8%;
Antioxidant 0.1%～1%;
Processing aid 0.2%～1%;
The content sum of above-mentioned each component is 100%.
2. a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid according to claim 1 is characterized in that: described ABS resinoid is one or several the mixture in acrylonitrile-butadiene-phenylethene grafted copolymer (ABS), vinyl cyanide-ethylene, propylene elastomerics-phenylethene grafted copolymer (AES), acrylonitrile-styrene-acrylic terpolymer (ASA) and the MBS graft copolymer (MBS).
3. a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid according to claim 2, it is characterized in that: described acrylonitrile-butadiene-phenylethene grafted copolymer is ABS-747.
4. a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid according to claim 1, it is characterized in that: the melt index of the fine resin of described styrene-propene under 200 ℃ * 5kg test condition is greater than 5g/10min.
5. a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid according to claim 1, it is characterized in that: described fire retardant is a kind of or its mixture in siloxane flame retardant and the sulfonate type fire retardant.
6. a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid according to claim 5, it is characterized in that: described siloxane flame retardant is one or more mixtures among B-338,1125AC, X-40-9805 and the DC-558; Described sulfonate type fire retardant is FR-2025.
7. a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid according to claim 1 is characterized in that: described static inhibitor is selected from any one or the two or more mixtures in non-ionic antistatic agent and the anionic antistatic agent.
8. a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid according to claim 1, it is characterized in that: described antioxidant is antioxidant 1010 or antioxidant 168.
9. a kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid according to claim 1 is characterized in that: described processing aid is selected from one or several the mixture in N-ethylene bis stearamide, fatty acid mixture, silicone oil, white mineral oil and the silicone mixture.
10. one kind prepares the resinoid method of the described halogen-free phosphorus-free inflaming retarding antistatic ABS of claim 1, it is characterized in that:
The steps include: that at first each component is added high-speed mixer by proportioning to be mixed, then said mixture sent in the twin screw extruder through the feeder of delicate metering, carry out mixing, extrude, tie rod, cooling, pelletizing get final product; Wherein: the length-to-diameter ratio of twin screw extruder is 32～40; Each section barrel temperature is 180～220 ℃; Screw speed is 100～600 rev/mins.
11. preparation method according to claim 10 is characterized in that: the length-to-diameter ratio of described twin screw extruder is 36-40; Each section barrel temperature is 190～210 ℃; Screw speed is 300～500 rev/mins.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110233458.8A CN102936391B (en) | 2011-08-15 | 2011-08-15 | A kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid and preparation method thereof |
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| CN201110233458.8A CN102936391B (en) | 2011-08-15 | 2011-08-15 | A kind of halogen-free phosphorus-free inflaming retarding antistatic ABS resinoid and preparation method thereof |
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| CN102936391B CN102936391B (en) | 2016-10-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107857948A (en) * | 2017-11-27 | 2018-03-30 | 上海捷棉新材料科技有限公司 | A kind of modified ASA polymeric compositions |
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2011
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107857948A (en) * | 2017-11-27 | 2018-03-30 | 上海捷棉新材料科技有限公司 | A kind of modified ASA polymeric compositions |
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