CN104072934A - Heat-resistant flame-retardant impact-resistant modified acrylonitrile butadiene styrene (ABS) resin - Google Patents
Heat-resistant flame-retardant impact-resistant modified acrylonitrile butadiene styrene (ABS) resin Download PDFInfo
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- CN104072934A CN104072934A CN201410265564.8A CN201410265564A CN104072934A CN 104072934 A CN104072934 A CN 104072934A CN 201410265564 A CN201410265564 A CN 201410265564A CN 104072934 A CN104072934 A CN 104072934A
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- abs resin
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Classifications
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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
- B29C48/92—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
- 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
- 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
- B29C2948/92895—Barrel or housing
Abstract
The invention discloses a heat-resistant flame-retardant impact-resistant modified acrylonitrile butadiene styrene (ABS) resin which comprises the following raw materials in parts by weight: 60-72 parts of modified ABS resin, 40-50 parts of polycarbonate, 2-4 parts of resorcinol diphenyl phosphate, 1-4 parts of trimethyl phenylphosphonic acid, 3-6 parts of char forming agent, 0.1-0.5 part of bi(3,5-tert-butyl-4-hydroxyphenyl)thioether, 0.1-0.5 part of thiodipropionate, 0.5-1 part of magnesium stearate, 0.5-3 parts of nano-silica and 1-10 parts of polyurethane resin. The modified ABS resin is obtained by substituting 40-65 mol percent of styrene in the ABS resin by adopting alpha-ethyl styrene. The modified ABS resin has excellent heat resistance, impact resistance and flame retardant property and is high in processability and compatibility and low in cost.
Description
Technical field
The present invention relates to resin technology field, relate in particular to the impact-resistant modified ABS resin of a kind of heat-proof combustion-resistant.
Background technology
ABS has two complicated phase structures, be rubber phase and matrix resin, combine the premium properties of acrylonitritrile-styrene resin and polyhutadiene, possess that shock resistance is good, surface hardness is high, dimensional stabilizing, chemical resistant properties and good electrical property, be easy to the over-all properties that moulding and mechanical workout etc. are excellent, be widely used at aspects such as electronics, instrument, automobiles.Due to the structure and composition feature of ABS resin itself, higher than 100 DEG C in the situation that, ABS resin is difficult to keep its good rigidly and the high feature of hardness, just seems slightly not enough in application.And than crossing the polycarbonate that keeps better mechanical property under higher temperatures, its relatively high price is again the principal element of its widespread use of restriction.Along with China's automobile in recent years, the developing rapidly of electrical appliance industry, to relative low price, there is superior heat resistance and impact resistance the demand of ABS resin more and more.
Summary of the invention
The technical problem that basic background technology exists, the present invention proposes the impact-resistant modified ABS resin of a kind of heat-proof combustion-resistant, has excellent heat-resisting, shock-resistant and fire-retardant performance, and processing characteristics and compatibility performance good, cost is lower.
The impact-resistant modified ABS resin of a kind of heat-proof combustion-resistant that the present invention proposes, its raw material comprises by weight: modified ABS resin 60-72 part, polycarbonate 40-50 part, Resorcinol phenylbenzene biphosphonate 2-4 part, trimethylphenyl phosphatase 11-4 part, char-forming agent 3-6 part, two (tri-grades of butyl-4-hydroxy phenyls of 3,5-) thioether 0.1-0.5 part, thio-2 acid dibasic acid esters 0.1-0.5 part, Magnesium Stearate 0.5-1 part, nano silicon 0.5-3 part, urethane resin 1-10 part, wherein modified ABS resin is to adopt α-ethyl styrene to replace the 40-65mol% gained of styrene content in ABS resin, in preparation process, modified ABS resin is sent in high-speed mixer and mixed with polycarbonate, then add two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether, thio-2 acid dibasic acid esters, nano silicon, Magnesium Stearate, Resorcinol phenylbenzene biphosphonate, trimethylphenyl phosphoric acid, after char-forming agent and urethane resin high-speed mixing 10-15min, send in twin screw extruder and extrude and obtain the impact-resistant modified ABS resin of heat-proof combustion-resistant, wherein twin screw extruder rotating speed is 240-260r/min, twin screw extruder barrel front portion, middle part, the temperature of rear portion and head is respectively: 200-205 DEG C, 210-215 DEG C, 200-205 DEG C, 210-220 DEG C.
Preferably, described modified ABS resin is to adopt α-ethyl styrene to replace the 50-55mol% gained of styrene content in ABS resin.
Preferably, the weight ratio of modified ABS resin and polycarbonate is 65-70:40-45.
Preferably, the weight ratio of two (tri-grades of butyl-4-hydroxy phenyls of 3,5-) thioethers and thio-2 acid dibasic acid esters is 0.2-0.4:0.3-0.5.
Preferably, described char-forming agent is triazines char-forming agent or hyperbranched macromolecular carbon forming agent UHPCA.
Preferably, twin screw extruder rotating speed is 250r/min, and the temperature of twin screw extruder barrel front portion, middle part, rear portion and head is respectively: 200 DEG C, 210 DEG C, 200 DEG C, 220 DEG C.
In the present invention, adopt polycarbonate and modified ABS blend as major ingredient, by controlling the shared part by weight of polycarbonate, make dimension card heat-drawn wire of the present invention can reach the level of pure polycarbonate, significantly improve the heat-resisting and impact resistance of ABS resin; Add Resorcinol phenylbenzene biphosphonate and trimethylphenyl phosphoric acid ester as fire retardant, they can change thermal destruction approach by the transesterification of phosphoric acid ester bond and carbonic acid ester bond, promote that polycarbonate becomes charcoal, form charcoal layer at product surface and play fire retardation, improve flame retarding efficiency; Resorcinol phenylbenzene biphosphonate, trimethylphenyl phosphoric acid ester and the char-forming agent effect of cooperatively interacting, effectively promote ABS resin burning to generate charcoal layer, and protection lower floor matrix does not burn away, and does not produce molten drop, suppresses raw cigarette amount, reduces the generation of toxic black smoke; And two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether has the phenolic compound of steric restriction, thermal oxidation resistance effect is remarkable, can not pollute goods, thio-2 acid dibasic acid esters is a class auxiliary antioxidant, and Chang Yushuan (tri-grades of butyl-4-hydroxy phenyls of 3,5-) thioether oxidation inhibitor is also used, the performance that significantly improves thermal oxidation resistance of the present invention, increases the service life; And adopt urethane resin and nano silicon, Magnesium Stearate to combine use, significantly improve radioprotective of the present invention, performance that ultraviolet resistance is aging, wear resistance of the present invention and plasticity are also strengthened, be beneficial to processing, not hardening in life-time service process, do not rupture, without shrinking perk phenomenon, not affecting viscosity, increase the service life.
Embodiment
Embodiment 1
The impact-resistant modified ABS resin of a kind of heat-proof combustion-resistant that the present invention proposes, its raw material comprises by weight:
60 parts of modified ABS resins, 50 parts of polycarbonate, 2 parts of Resorcinol phenylbenzene biphosphonates, trimethylphenyl phosphatase 24 part, 3 parts of char-forming agents, two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) 0.5 part of thioether, 0.1 part of thio-2 acid dibasic acid esters, 1 part of Magnesium Stearate, 0.5 part of nano silicon, 10 parts of urethane resins; Wherein modified ABS resin is to adopt α-ethyl styrene to replace the 40mol% gained of styrene content in ABS resin;
Modified ABS resin is sent in high-speed mixer and mixed with polycarbonate, then add two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether, thio-2 acid dibasic acid esters, nano silicon, Magnesium Stearate, Resorcinol phenylbenzene biphosphonate, trimethylphenyl phosphoric acid, after char-forming agent and urethane resin high-speed mixing 15min, send in twin screw extruder and extrude and obtain the impact-resistant modified ABS resin of heat-proof combustion-resistant, wherein twin screw extruder rotating speed is 240r/min, twin screw extruder barrel front portion, middle part, the temperature of rear portion and head is respectively: 205 DEG C, 210 DEG C, 205 DEG C, 210 DEG C.
Embodiment 2
The impact-resistant modified ABS resin of a kind of heat-proof combustion-resistant that the present invention proposes, its raw material comprises by weight:
72 parts of modified ABS resins, 40 parts of polycarbonate, 4 parts of Resorcinol phenylbenzene biphosphonates, trimethylphenyl phosphatase 11 part, 6 parts of char-forming agents, two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) 0.1 part of thioether, 0.5 part of thio-2 acid dibasic acid esters, 0.5 part of Magnesium Stearate, 3 parts of nano silicons, 1 part of urethane resin; Wherein modified ABS resin is to adopt α-ethyl styrene to replace the 65mol% gained of styrene content in ABS resin;
Modified ABS resin is sent in high-speed mixer and mixed with polycarbonate, then add two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether, thio-2 acid dibasic acid esters, nano silicon, Magnesium Stearate, Resorcinol phenylbenzene biphosphonate, trimethylphenyl phosphoric acid, after char-forming agent and urethane resin high-speed mixing 10min, send in twin screw extruder and extrude and obtain the impact-resistant modified ABS resin of heat-proof combustion-resistant, wherein twin screw extruder rotating speed is 260r/min, twin screw extruder barrel front portion, middle part, the temperature of rear portion and head is respectively: 200 DEG C, 215 DEG C, 200 DEG C, 220 DEG C.
Embodiment 3
The impact-resistant modified ABS resin of a kind of heat-proof combustion-resistant that the present invention proposes, its raw material comprises by weight:
65 parts of modified ABS resins, 45 parts of polycarbonate, 2.3 parts of Resorcinol phenylbenzene biphosphonates, 3 parts of trimethylphenyl phosphoric acid, 4 parts of char-forming agents, two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) 0.2 part of thioether, 0.4 part of thio-2 acid dibasic acid esters, 0.7 part of Magnesium Stearate, 1.8 parts of nano silicons, 8 parts of urethane resins; Wherein modified ABS resin is to adopt α-ethyl styrene to replace the 50mol% gained of styrene content in ABS resin, and char-forming agent is triazines char-forming agent;
Modified ABS resin is sent in high-speed mixer and mixed with polycarbonate, then add two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether, thio-2 acid dibasic acid esters, nano silicon, Magnesium Stearate, Resorcinol phenylbenzene biphosphonate, trimethylphenyl phosphoric acid, after char-forming agent and urethane resin high-speed mixing 12min, send in twin screw extruder and extrude and obtain the impact-resistant modified ABS resin of heat-proof combustion-resistant, wherein twin screw extruder rotating speed is 250r/min, twin screw extruder barrel front portion, middle part, the temperature of rear portion and head is respectively: 200 DEG C, 210 DEG C, 200 DEG C, 200 DEG C.
Embodiment 4
The impact-resistant modified ABS resin of a kind of heat-proof combustion-resistant that the present invention proposes, its raw material comprises by weight:
70 parts of modified ABS resins, 43 parts of polycarbonate, 3.6 parts of Resorcinol phenylbenzene biphosphonates, 2 parts of trimethylphenyl phosphoric acid, 5 parts of char-forming agents, two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) 0.4 part of thioether, 0.3 part of thio-2 acid dibasic acid esters, 0.9 part of Magnesium Stearate, 2.7 parts of nano silicons, 5 parts of urethane resins; Wherein modified ABS resin is to adopt α-ethyl styrene to replace the 55mol% gained of styrene content in ABS resin, and char-forming agent is hyperbranched macromolecular carbon forming agent UHPCA;
Modified ABS resin is sent in high-speed mixer and mixed with polycarbonate, then add two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether, thio-2 acid dibasic acid esters, nano silicon, Magnesium Stearate, Resorcinol phenylbenzene biphosphonate, trimethylphenyl phosphoric acid, after char-forming agent and urethane resin high-speed mixing 14min, send in twin screw extruder and extrude and obtain the impact-resistant modified ABS resin of heat-proof combustion-resistant, wherein twin screw extruder rotating speed is 250r/min, twin screw extruder barrel front portion, middle part, the temperature of rear portion and head is respectively: 200 DEG C, 210 DEG C, 200 DEG C, 200 DEG C.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (6)
1. the impact-resistant modified ABS resin of heat-proof combustion-resistant, is characterized in that, its raw material comprises by weight: modified ABS resin 60-72 part, polycarbonate 40-50 part, Resorcinol phenylbenzene biphosphonate 2-4 part, trimethylphenyl phosphatase 11-4 part, char-forming agent 3-6 part, two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether 0.1-0.5 part, thio-2 acid dibasic acid esters 0.1-0.5 part, Magnesium Stearate 0.5-1 part, nano silicon 0.5-3 part, urethane resin 1-10 part, wherein modified ABS resin is to adopt α-ethyl styrene to replace the 40-65mol% gained of styrene content in ABS resin, in preparation process, modified ABS resin is sent in high-speed mixer and mixed with polycarbonate, then add two (3, tri-grades of butyl-4-hydroxy phenyls of 5-) thioether, thio-2 acid dibasic acid esters, nano silicon, Magnesium Stearate, Resorcinol phenylbenzene biphosphonate, trimethylphenyl phosphoric acid, after char-forming agent and urethane resin high-speed mixing 10-15min, send in twin screw extruder and extrude and obtain the impact-resistant modified ABS resin of heat-proof combustion-resistant, wherein twin screw extruder rotating speed is 240-260r/min, twin screw extruder barrel front portion, middle part, the temperature of rear portion and head is respectively: 200-205 DEG C, 210-215 DEG C, 200-205 DEG C, 210-220 DEG C.
2. the impact-resistant modified ABS resin of heat-proof combustion-resistant according to claim 1, is characterized in that, described modified ABS resin is to adopt α-ethyl styrene to replace the modified ABS resin that 50-55% vinylbenzene obtains.
3. the impact-resistant modified ABS resin of heat-proof combustion-resistant according to claim 1, is characterized in that, the weight ratio of modified ABS resin and polycarbonate is 65-70:40-45.
4. the impact-resistant modified ABS resin of heat-proof combustion-resistant according to claim 1, is characterized in that, the weight ratio of two (tri-grades of butyl-4-hydroxy phenyls of 3,5-) thioethers and thio-2 acid dibasic acid esters is 0.2-0.4:0.3-0.5.
5. the impact-resistant modified ABS resin of heat-proof combustion-resistant according to claim 1, is characterized in that, described char-forming agent is triazines char-forming agent or hyperbranched macromolecular carbon forming agent UHPCA.
6. the impact-resistant modified ABS resin of heat-proof combustion-resistant according to claim 6, it is characterized in that, twin screw extruder rotating speed is 250r/min, and the temperature of twin screw extruder barrel front portion, middle part, rear portion and head is respectively: 200 DEG C, 210 DEG C, 200 DEG C, 220 DEG C.
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Cited By (7)
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CN104744876A (en) * | 2015-04-16 | 2015-07-01 | 苏州靖羽新材料有限公司 | ABS plastic and preparation method thereof |
CN106995602A (en) * | 2017-04-07 | 2017-08-01 | 广州科苑新型材料有限公司 | A kind of high-modulus height flowing halogen-free flame retardant PC/ABS alloy material and preparation method thereof |
CN108794968A (en) * | 2018-04-23 | 2018-11-13 | 杭州金州高分子科技有限公司 | A kind of high-strength anti-flaming ABS alloy material and preparation method thereof |
CN108976743A (en) * | 2018-06-15 | 2018-12-11 | 北京濮源新材料技术研究院(普通合伙) | The modified producing method of aromatic copolycarbonate engineering plastics |
CN109456597A (en) * | 2018-11-16 | 2019-03-12 | 安徽江山机械有限公司 | A kind of lightweight shock resistance heavy truck mud guard |
CN112480534A (en) * | 2020-11-26 | 2021-03-12 | 上海明克包装制品有限公司 | Heat-resistant flame-retardant paper-plastic composite bag and preparation method thereof |
CN113416406A (en) * | 2021-07-27 | 2021-09-21 | 中广核高新核材科技(苏州)有限公司 | TPU fuel inhibitor and preparation method thereof |
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Cited By (9)
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CN104744876A (en) * | 2015-04-16 | 2015-07-01 | 苏州靖羽新材料有限公司 | ABS plastic and preparation method thereof |
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CN109456597A (en) * | 2018-11-16 | 2019-03-12 | 安徽江山机械有限公司 | A kind of lightweight shock resistance heavy truck mud guard |
CN112480534A (en) * | 2020-11-26 | 2021-03-12 | 上海明克包装制品有限公司 | Heat-resistant flame-retardant paper-plastic composite bag and preparation method thereof |
CN113416406A (en) * | 2021-07-27 | 2021-09-21 | 中广核高新核材科技(苏州)有限公司 | TPU fuel inhibitor and preparation method thereof |
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