CN101914241A - Formula of special material for cases of electrocars and motorcycles - Google Patents
Formula of special material for cases of electrocars and motorcycles Download PDFInfo
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- CN101914241A CN101914241A CN 201010250438 CN201010250438A CN101914241A CN 101914241 A CN101914241 A CN 101914241A CN 201010250438 CN201010250438 CN 201010250438 CN 201010250438 A CN201010250438 A CN 201010250438A CN 101914241 A CN101914241 A CN 101914241A
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Abstract
The invention relates to a recycle technology of polypropylene, in particular to a high performance modification technology of a reclaimed polypropylene material and a formula of a special material for cases of electrocars and motorcycles. The formula mainly comprises the following raw materials in parts by mass: 50-80 parts of the reclaimed polypropylene material, 20-50 parts of new polypropylene material of the same type, 5-15 parts of flexibilizer, 3-10 parts of compatilizer, 5-20 parts of inorganic whisker, 0.2-0.5 part of antioxidant, 1-5 parts of fire retardant and 0.1-0.5 part of surface modifier. The invention greatly improves the notch impact performance of reclaimed polypropylene and simultaneously enhances the strength and the rigidity of the material, so that the reclaimed polypropylene is applied to accessories of the electrocars and the motorcycles, and the high-value recycle of the waste polypropylene is realized. The invention is friendly to environment and has good economical and social benefits.
Description
Technical field
The invention belongs to technical field of novel materials, relate to and reclaim the polypropylene reutilization technology, be specially the polypropylene reclaimed materials high performance and a kind of electricity, the motor-car formula of special material for cases rubs.
Background technology
Along with people's in short supply day by day to resources such as the raising of environmental resources attention degree and oil, reclaim and comprehensive utilization of resources is the trend that the recycling economy development pattern of core has become development of world economy with waste and old material.Polypropylene (PP) high comprehensive performance, low price is easy to machine-shaping, and purposes is very extensive.Polyacrylic recycling technology has been become one of focus of current research.Reclaim polypropylene and re-use the ultraviolet light and aging that has taken place in the process in various degree, and repeatedly processing also brings heat, oxygen and mechano-degradation etc., caused reclaiming polyacrylic mechanical property and reduced than virgin material.The polypropylene material low-temperature flexibility is poor, and the existence of impurity in the reclaimed materials in addition more makes its shock strength reduce significantly.At present, to the normally simple fusion of the recycling of waste polypropylene plastic, granulation, gained plastic granule poor performance, price is low, and profit margin is little.
Electricity, rub the motor-car shell with the plastics requirement have that intensity is good, antidetonation, anticorrosive, ultraviolet aging resistance, easy characteristic such as spraying.Acrylic plastering system electricity, the motor-car shell that rubs need carry out modification, especially improve the notched Izod impact strength of material.Mostly be to adopt rubber or elastomerics as toughner to polyacrylic toughening modifying, its toughening mechanism is the effect that dispersive rubber or elastomer fine particle play focal point of stress, when being subjected to powerful external impacts, can in polypropylene, cause crazing and shear zone, and then absorb a large amount of striking energys, the overall flexibility of material is improved.Toughner commonly used has styrene-butadiene block copolymer (SBS), ternary ethylbenzene rubber (EPDM) and polylefin thermoplatic body (POE) etc., described in patent CN101284924A, CN1858101A, but above patent does not relate to second dimension inorganic crystal whisker material to reclaiming this property of enhancing increasing tougheness of polypropylene material.Rubber or elastomerics also cause the decline of strength of PP in toughness reinforcing.
Summary of the invention
In order to solve problems such as reclaiming the polypropylene bad mechanical property, improve the ratio that the polypropylene material uses at novel material that reclaims, satisfy the requirement that modified polypropene is done electricity, the motor-car shell that rubs is used plastic material, the present invention improves a kind of polypropylene dedicated material prescription of high performance, realizes reclaiming the recycle of polyacrylic high value.
The present invention is achieved through the following technical solutions: a kind of electricity, the motor-car formula of special material for cases that rubs may further comprise the steps:
(1) surface-modifying agent 0.1-0.5 mass parts is dissolved in ethanolic soln, inorganic crystal whisker 5-20 mass parts adds wherein and mixes, and obtains compound;
(2) polypropylene reclaimed materials 50-80 mass parts and polypropylene virgin material 20-50 mass parts is following dry 6 hours at 100 ℃;
(3) with the resulting mixture of step (1), the polypropylene material of step (2) gained is with 5-15 mass parts toughner, 3-10 mass parts phase solvent, 0.2-0.5 mass parts oxidation inhibitor, 1-5 mass parts combustion resistance agent blend in high-speed mixer, drops into then that forcing machine is extruded, granulation;
(4) with the gained plastic pellet in 90 ℃ of dryings, place after 12 hours, be injection molded into the standard batten.
Surface-modifying agent is KH-550 silane coupling agent or NDZ401 titanate coupling agent in the described step (1), and described inorganic crystal whisker is calcium sulfate crystal whiskers, magnesium sulfate crystal whisker, calcium carbonate crystal whisker, silicon whisker.
The polypropylene virgin material can be polypropylene articles tankage, recovery product or their mixture in the described step (2).
Toughner is styrene-butadiene block copolymer (SBS), ternary ethylbenzene rubber (EPDM) and polylefin thermoplatic body (POE) in the described step (3), described phase solvent is maleic anhydride graft styrene-butadiene block copolymer, maleic anhydride graft terpolymer EP rubber, maleic anhydride graft (POE), described oxidation inhibitor is the mixture (mass ratio 1: 2) of 1010 oxidation inhibitor and 1010 oxidation inhibitor and 168 oxidation inhibitor, and described fire retardant is triphenylphosphate or red phosphorus combustion inhibitor.
Described step (1) high speed mixing time is 10 minutes, and the temperature of extruding pelletization is 190 ℃-240 ℃.
The mechanical property of injection moulding standard bar is in the described step (4): tensile strength is 32-42MPa, letter branch beam notched Izod impact strength 11-18KJ/m
2, flexural strength 34-44MPa.
The present invention is by the enhancing toughening effect of rubber and elastomeric toughness reinforcing, inorganic nano whisker, the strength and stiffness of material when increasing substantially the polyacrylic notch shock performance of recovery, have also been improved, make and reclaim that polypropylene is applied to electricity, the motor-car accessory rubs, realized the high value recycle of waste and old polypropylene, environmentally friendly, have good economic good social benefit.
Embodiment
For a better understanding of the present invention, the present invention will be further described below in conjunction with embodiment:
Embodiment 1
At first, take by weighing 0.3 part of KH-550 silane coupling agent and be dissolved in ethanolic soln, 10 parts of calcium sulfate crystal whiskers are added wherein to mix stir, filter 80 ℃ of dryings then.50 parts of polypropylene reclaimed materials and 50 parts of polypropylene virgin materials are following dry 6 hours at 100 ℃, 10 parts of calcium sulfate crystal whiskers crossing with above-mentioned coupling agent treatment, 3 parts of polycthylene grafted maleic anhydrides, 10 parts of POE thermoplastic elastomers, 0.2 part of antioxidant 1010 and 1 part of red phosphorus combustion inhibitor blend 10 minutes in high-speed mixer then drops into then that forcing machine is extruded, granulation.Wherein, each of forcing machine section temperature is followed successively by: 190 ℃, 210 ℃, 220 ℃, 230 ℃, 240 ℃.
The gained plastic pellet was placed 12 hours in 90 ℃ of dryings, was injection molded into the standard batten, and test its mechanical property and be: tensile strength is 36-40MPa, letter branch beam notched Izod impact strength 12-15KJ/m
2, flexural strength 35MPa.
Embodiment 2
At first, take by weighing 0.3 part of NDZ401 titanate coupling agent and be dissolved in ethanolic soln, 15 parts of magnesium sulfate crystal whiskers are added wherein to mix stir, filter 80 ℃ of dryings then.60 parts of polypropylene reclaimed materials and 40 parts of polypropylene virgin materials are following dry 6 hours at 100 ℃, the mixture (mass ratio 1: 2) of 15 parts of magnesium sulfate crystal whiskers crossing with above-mentioned coupling agent treatment, 6 parts of maleic anhydride graft ternary ethylbenzene rubber, 10 parts of ternary ethylbenzene rubber, 0.3 part of antioxidant 1010 and oxidation inhibitor 168,5 portions of triphenylphosphates blend 10 minutes in high-speed mixer then drops into then that forcing machine is extruded, granulation.Wherein, each of forcing machine section temperature is followed successively by: 190 ℃, 210 ℃, 220 ℃, 230 ℃, 240 ℃.
The gained plastic pellet was placed 12 hours in 90 ℃ of dryings, was injection molded into the standard batten, and test its mechanical property and be: tensile strength is 38-42MPa, letter branch beam notched Izod impact strength 11-13KJ/m
2, flexural strength 40-43MPa.
Embodiment 3
At first, take by weighing 0.1 part of KH-550 silane coupling agent and be dissolved in ethanolic soln, 5 parts of calcium sulfate crystal whiskers are added wherein to mix stir, filter 80 ℃ of dryings then.50 parts of polypropylene reclaimed materials and 50 parts of polypropylene virgin materials are following dry 6 hours at 100 ℃, the mixture (mass ratio 1: 2) of 5 parts of calcium sulfate crystal whiskers crossing with above-mentioned coupling agent treatment, 10 parts of maleic anhydride graft styrene-butadiene block copolymers, 15 parts of styrene-butadiene block copolymers, 0.3 part of antioxidant 1010 and oxidation inhibitor 168,1 part of red fire retardant blend 10 minutes in high-speed mixer then drops into then that forcing machine is extruded, granulation.Wherein, each of forcing machine section temperature is followed successively by: 190 ℃, 210 ℃, 220 ℃, 230 ℃, 240 ℃.
The gained plastic pellet was placed 12 hours in 90 ℃ of dryings, was injection molded into the standard batten, and test its mechanical property and be: tensile strength is 32-34MPa, letter branch beam notched Izod impact strength 15-18KJ/m
2, flexural strength 34-36MPa.
Embodiment 4
At first, take by weighing 0.5 part of KH-550 silane coupling agent and be dissolved in ethanolic soln, 20 parts of silicon wafers must be added wherein to mix stir, filter 80 ℃ of dryings then.70 parts of polypropylene reclaimed materials and 30 parts of polypropylene virgin materials are following dry 6 hours at 100 ℃, 20 parts of silicon wafers crossing with above-mentioned coupling agent treatment then must, the blend 10 minutes in high-speed mixer of the mixture (mass ratio 1: 2) of 10 parts of polycthylene grafted maleic anhydrides, 15 parts of POE thermoplastic elastomers, 0.4 part of antioxidant 1010 and oxidation inhibitor 168,3 parts of red phosphorus combustion inhibitors, drop into then that forcing machine is extruded, granulation.Wherein, each of forcing machine section temperature is followed successively by: 190 ℃, 210 ℃, 220 ℃, 230 ℃, 240 ℃.
The gained plastic pellet was placed 12 hours in 90 ℃ of dryings, was injection molded into the standard batten, and test its mechanical property and be: tensile strength is 40-42MPa, letter branch beam notched Izod impact strength 13-16KJ/m
2, flexural strength 40-44MPa.
Embodiment 5
At first, take by weighing 0.3 part of NDZ401 titanate coupling agent and be dissolved in ethanolic soln, 15 parts of lime carbonate are added wherein to mix stir, filter 80 ℃ of dryings then.80 parts of polypropylene reclaimed materials and 20 parts of polypropylene virgin materials are following dry 6 hours at 100 ℃, the mixture (mass ratio 1: 2) of 15 parts of lime carbonate crossing with above-mentioned coupling agent treatment, 3 parts of polycthylene grafted maleic anhydrides, 5 parts of POE thermoplastic elastomers, 0.5 part of antioxidant 1010 and oxidation inhibitor 168,3 parts of red phosphorus combustion inhibitors blend 10 minutes in high-speed mixer then drops into then that forcing machine is extruded, granulation.Wherein, each of forcing machine section temperature is followed successively by: 190 ℃, 210 ℃, 220 ℃, 230 ℃, 240 ℃.
The gained plastic pellet was placed 12 hours in 90 ℃ of dryings, was injection molded into the standard batten, and test its mechanical property and be: tensile strength is 37-39MPa, letter branch beam notched Izod impact strength 13-16KJ/m
2, flexural strength 35-38MPa.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (5)
1. an electricity, the motor-car formula of special material for cases that rubs, its feature may further comprise the steps:
(a) surface-modifying agent 0.1-0.5 mass parts is dissolved in ethanolic soln, inorganic crystal whisker 5-20 mass parts adds wherein and mixes, and obtains compound;
(b) polypropylene reclaimed materials 50-80 mass parts and polypropylene virgin material 20-50 mass parts is following dry 6 hours at 100 ℃;
(c) with the resulting mixture of step (a), the polypropylene material of step (b) gained is with 5-15 mass parts toughner, 3-10 mass parts phase solvent, 0.2-0.5 mass parts oxidation inhibitor, 1-5 mass parts combustion resistance agent blend in high-speed mixer, drops into then that forcing machine is extruded, granulation;
(d) with the gained plastic pellet in 90 ℃ of dryings, place after 12 hours, be injection molded into the standard batten.
2. a kind of electricity according to claim 1, the motor-car formula of special material for cases rubs, it is characterized in that: surface-modifying agent is KH-550 silane coupling agent or NDZ401 titanate coupling agent in the described step (a), and inorganic crystal whisker is calcium sulfate crystal whiskers, magnesium sulfate crystal whisker, calcium carbonate crystal whisker, silicon whisker.
3. a kind of electricity according to claim 1, the motor-car formula of special material for cases that rubs is characterized in that: the polypropylene virgin material can be polypropylene articles tankage, recovery product or their mixture in the described step (b).
4. a kind of electricity according to claim 1, the motor-car formula of special material for cases rubs, it is characterized in that: toughner is styrene-butadiene block copolymer, ternary ethylbenzene rubber and polylefin thermoplatic body in the described step (c), described phase solvent is maleic anhydride graft styrene-butadiene block copolymer, maleic anhydride graft terpolymer EP rubber, maleic anhydride graft, described oxidation inhibitor is the mixture of 1010 oxidation inhibitor or 1010 oxidation inhibitor and 168 oxidation inhibitor, and described fire retardant is triphenylphosphate or red phosphorus combustion inhibitor.
5. a kind of electricity according to claim 1, the motor-car formula of special material for cases that rubs is characterized in that: described step (a) high speed mixing time is 10 minutes, and the temperature of extruding pelletization is 190 ℃-240 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010250438 CN101914241A (en) | 2010-08-04 | 2010-08-04 | Formula of special material for cases of electrocars and motorcycles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010250438 CN101914241A (en) | 2010-08-04 | 2010-08-04 | Formula of special material for cases of electrocars and motorcycles |
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| CN101914241A true CN101914241A (en) | 2010-12-15 |
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| CN 201010250438 Pending CN101914241A (en) | 2010-08-04 | 2010-08-04 | Formula of special material for cases of electrocars and motorcycles |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102585361A (en) * | 2012-01-06 | 2012-07-18 | 中山大学 | Method for regenerating polypropylene reclaimed material |
| CN103509242A (en) * | 2012-06-29 | 2014-01-15 | 上海杰事杰新材料(集团)股份有限公司 | Polypropylene/inorganic whisker composite with enhanced flame resistance and preparation method thereof |
| CN103601965A (en) * | 2013-10-23 | 2014-02-26 | 安徽冠泓塑业有限公司 | Composition for preparing plastic barrels |
| CN104140594A (en) * | 2014-07-31 | 2014-11-12 | 北京市理化分析测试中心 | Toughened regenerated modified granule manufactured through polyolefin of waste medical plastic transfusion container |
| CN106543651A (en) * | 2015-09-18 | 2017-03-29 | 上海东升新材料有限公司 | A kind of bagasse is modified the method and its product of polyadipate/butylene terephthalate composite |
| CN111187472A (en) * | 2020-03-30 | 2020-05-22 | 苏州润佳工程塑料股份有限公司 | Regeneration method of polypropylene material for vehicle |
| CN112852087A (en) * | 2021-02-26 | 2021-05-28 | 金发科技股份有限公司 | Composite toughening agent, preparation method and application thereof, and high impact polystyrene resin composition and preparation method thereof |
| CN115850864A (en) * | 2022-12-27 | 2023-03-28 | 广东邦凯塑料科技有限公司 | Formula and preparation method of regenerated fireproof flame-retardant plastic |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1858101A (en) * | 2006-04-26 | 2006-11-08 | 南京聚隆化学实业有限责任公司 | Inorganic nano particle modified high performance recovery plastic and its preparing process |
| CN101250303A (en) * | 2008-03-20 | 2008-08-27 | 江南模塑科技股份有限公司 | Mineral/whisker reinforced polypropylene composite material having good spraying property |
-
2010
- 2010-08-04 CN CN 201010250438 patent/CN101914241A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1858101A (en) * | 2006-04-26 | 2006-11-08 | 南京聚隆化学实业有限责任公司 | Inorganic nano particle modified high performance recovery plastic and its preparing process |
| CN101250303A (en) * | 2008-03-20 | 2008-08-27 | 江南模塑科技股份有限公司 | Mineral/whisker reinforced polypropylene composite material having good spraying property |
Non-Patent Citations (1)
| Title |
|---|
| 《塑料工业》 20040930 范宏等 PP/M-HOS/POE三元复合材料的界面改性与力学性能 36-38 1-5 第32卷, 第9期 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102585361A (en) * | 2012-01-06 | 2012-07-18 | 中山大学 | Method for regenerating polypropylene reclaimed material |
| CN103509242A (en) * | 2012-06-29 | 2014-01-15 | 上海杰事杰新材料(集团)股份有限公司 | Polypropylene/inorganic whisker composite with enhanced flame resistance and preparation method thereof |
| CN103509242B (en) * | 2012-06-29 | 2017-06-27 | 上海杰事杰新材料(集团)股份有限公司 | One kind enhancing polypropylene flame redardant/inorganic crystal whisker composite and preparation method thereof |
| CN103601965A (en) * | 2013-10-23 | 2014-02-26 | 安徽冠泓塑业有限公司 | Composition for preparing plastic barrels |
| CN103601965B (en) * | 2013-10-23 | 2015-10-28 | 安徽冠泓塑业有限公司 | A kind of for the preparation of plastic tank composition |
| CN104140594A (en) * | 2014-07-31 | 2014-11-12 | 北京市理化分析测试中心 | Toughened regenerated modified granule manufactured through polyolefin of waste medical plastic transfusion container |
| CN106543651A (en) * | 2015-09-18 | 2017-03-29 | 上海东升新材料有限公司 | A kind of bagasse is modified the method and its product of polyadipate/butylene terephthalate composite |
| CN111187472A (en) * | 2020-03-30 | 2020-05-22 | 苏州润佳工程塑料股份有限公司 | Regeneration method of polypropylene material for vehicle |
| CN112852087A (en) * | 2021-02-26 | 2021-05-28 | 金发科技股份有限公司 | Composite toughening agent, preparation method and application thereof, and high impact polystyrene resin composition and preparation method thereof |
| CN115850864A (en) * | 2022-12-27 | 2023-03-28 | 广东邦凯塑料科技有限公司 | Formula and preparation method of regenerated fireproof flame-retardant plastic |
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Application publication date: 20101215 |