CN104650566A - Preparation method for polycarbonate composite for producing vehicle lamp housings - Google Patents
Preparation method for polycarbonate composite for producing vehicle lamp housings Download PDFInfo
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- CN104650566A CN104650566A CN201510016270.6A CN201510016270A CN104650566A CN 104650566 A CN104650566 A CN 104650566A CN 201510016270 A CN201510016270 A CN 201510016270A CN 104650566 A CN104650566 A CN 104650566A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92209—Temperature
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a preparation method for a polycarbonate composite for producing vehicle lamp housings. The method comprises the steps of preparation of a polycarbonate composite A, preparation of a polycarbonate composite B, preparation of a modifier and preparation of a polycarbonate composite finished product. The polycarbonate composite prepared with the method disclosed by the invention is excellent in comprehensive performance, not only has higher tensile strength, bending strength and notch impact strength, but also has excellent temperature resistance, flame retardance, abrasive resistance, fatigue resistance, weather resistance, aging resistance, acid-alkali corrosion resistance and the like, has long service life, can be widely applied to the vehicle lamp housings, and has wide market prospect.
Description
Technical field
The present invention relates to engineering plastics field, be specifically related to a kind of preparation method of polycarbonate composite material of the polycarbonate for the production of automobile lampshade.
Background technology
Polycarbonate resin is tasteless, odorless, nontoxic, transparent, be a kind of thermoplastic engineering plastic of high comprehensive performance.Due to the comprehensive mechanical property that it is excellent, higher transparency, good flame retardant resistance, thermotolerance, electrical insulating property and dimensional stability, features such as lower water-intake rate and be widely used in automotive industry, be applicable to produce the various component being applicable to produce car and light truck, it mainly concentrates on the collision bumper etc. of lighting system, dashboard, hot-plate, defroster and polycarbonate alloy.But for the automobile lampshade that the performances such as notched Izod impact strength, wear resistance, ageing-resistant performance have higher requirements, simple polycarbonate or common polycarbonate material still cannot meet the demands, and therefore, need to carry out modification to polycarbonate material.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of polycarbonate composite material of the polycarbonate for the production of automobile lampshade of excellent combination property.
For achieving the above object, the present invention adopts following technical scheme:
For the production of a preparation method for the polycarbonate composite material of automobile lampshade, comprise the following steps:
(1) preparation of polycarbonate composite material A:
A, take the raw material of following weight part: bisphenol A polycarbonate 80-100, polyethylene terephthalate-1, 4-cyclohexanedimethanoester ester 15-25, ethylene-ethyl acrylate copolymer 5-10, Glyceryl Behenate 2-3, zinc laurate 0.5-1.0, dipropylene glycol dibenzoate 8-14, phosphorous acid one benzene two isodecyl ester 0.6-1.2, distearyl acid hydroxyl aluminium 1.5-2.5, erucicamide 2.5-4.5, myo-Inositol hexaphosphate 0.3-0.6, 2, 6-di-tert-butyl-4-methy phenol 0.2-0.5, Ethylhexysalicylate 0.1-0.2, resorcinol monobenzoate 0.1-0.2,
B, get bisphenol A polycarbonate, Glyceryl Behenate, zinc laurate, myo-Inositol hexaphosphate and Ethylhexysalicylate and add in high-speed mixer, be uniformly mixed when reaching 65-75 DEG C to material temperature, add remaining raw material, continue to be uniformly mixed when reaching 80-90 DEG C to material temperature, material is proceeded to mixing 5-10min in two roller mill, melting temperature is 150-170 DEG C;
After c, mixing end, when material temperature is down to 40-50 DEG C, discharging, obtains polycarbonate composite material A;
(2) preparation of polycarbonate composite material B:
A, take the raw material of following weight part: bisphenol A polycarbonate 60-80, nylon 46 20-30, cycloolefin analog copolymer 10-15, polymethylmethacrylate 6-12, nano aluminum nitride 3-5, barium myristate 1-2, sylvic acid calcium 0.5-1, husky rope wax 3-6, tetraethylene glycol bis-enanthate 5-10, glyceryl monostearate 2.5-4.5, Ascorbyl Palmitate 0.2-0.3, ethylhexyl methoxy cinnamate 0.1-0.2;
B, get bisphenol A polycarbonate, nylon 46, barium myristate, husky rope wax and nano aluminum nitride and add in high-speed mixer, be uniformly mixed when reaching 60-70 DEG C to material temperature, add remaining raw material, continue to be uniformly mixed when reaching 75-85 DEG C to material temperature, material is proceeded to mixing 8-12min in two roller mill, melting temperature is 145-165 DEG C;
After c, mixing end, when material temperature is down to 40-50 DEG C, discharging, obtains polycarbonate composite material B;
(3) preparation of properties-correcting agent:
A, take the raw material of following weight part: high density polyethylene(HDPE) 40-60, ethylene-octene copolymer 15-20, poly(4-methyl-1-pentene) 5-10, talcum powder 2-4, barium fluoride 3-6,2,2'-methylene-bis (4,6-di-tert-butyl-phenyl) sodium phosphate 2-3, diethylene glycol dibenzoate 8-14, low-molecular-weight polypropylene 2.5-4.5, n-butyl stearate 2-4, tribasic Malaysia lead plumbate 1.5-2.5, tertiary butyl-4-hydroxy methyl-phenoxide 0.1-0.2, double acid double phenol A ester 0.1-0.2;
B, get high density polyethylene(HDPE), ethylene-octene copolymer, poly(4-methyl-1-pentene), n-butyl stearate adds in high-speed mixer, be uniformly mixed when reaching 70-80 DEG C to material temperature, add talcum powder, barium fluoride, 2, 2'-methylene-bis (4, 6-di-tert-butyl-phenyl) sodium phosphate, low-molecular-weight polypropylene, tribasic Malaysia lead plumbate, continue to be uniformly mixed when reaching 85-95 DEG C to material temperature, material is proceeded in cooling mixing machine, and add remaining raw material, be uniformly mixed when being down to 50-60 DEG C to material temperature, material is proceeded in twin screw extruder, extrude through melt blending, the each district of forcing machine and head temperature are followed successively by: 120-140 DEG C, 130-150 DEG C, 140-160 DEG C, 160-180 DEG C, 175-195 DEG C, 170-190 DEG C, driving screw rotating speed is 80-100r/min, again through cooling, pelletizing, obtain properties-correcting agent,
(4) preparation of polycarbonate composite material finished product:
A, above-mentioned obtained polycarbonate composite material A and polycarbonate composite material B is added in high-speed mixer, low rate mixing 3-5min, then when high-speed stirring to material temperature reaches 90-100 DEG C, maintain and stir 2-4min, material is fully mixed;
B, step a gained compound and properties-correcting agent together to be added in twin screw extruder, extrude through melt blending, the each district of forcing machine and head temperature are followed successively by: 240-260 DEG C, 250-270 DEG C, 255-275 DEG C, 260-280 DEG C, 265-285 DEG C, 260-280 DEG C, driving screw rotating speed is 150-200r/min, again through cooling, pelletizing, obtains polycarbonate composite material required for the present invention.
Beneficial effect of the present invention:
The polycarbonate composite material excellent combination property that the present invention obtains, not only there is higher tensile strength, flexural strength and notched Izod impact strength, also there is the excellent performance such as temperature tolerance, flame retardant resistance, wear resistance, fatigue resistance, weathering resistance, ageing resistance, acid-alkali-corrosive-resisting, long service life, automobile lampshade can be widely used in, wide market.
Embodiment
For the production of a preparation method for the polycarbonate composite material of automobile lampshade, comprise the following steps:
(1) preparation of polycarbonate composite material A:
A, take the raw material of following weight part: bisphenol A polycarbonate 90, polyethylene terephthalate-1,4-cyclohexanedimethanoester ester 20, ethylene-ethyl acrylate copolymer 8, Glyceryl Behenate 2.5, zinc laurate 0.7, dipropylene glycol dibenzoate 12, phosphorous acid one benzene two isodecyl ester 0.9, distearyl acid hydroxyl aluminium 2, erucicamide 3.5, myo-Inositol hexaphosphate 0.4,2,6 di tert butyl 4 methyl phenol 0.3, Ethylhexysalicylate 0.15, resorcinol monobenzoate 0.1;
B, get bisphenol A polycarbonate, Glyceryl Behenate, zinc laurate, myo-Inositol hexaphosphate and Ethylhexysalicylate and add in high-speed mixer, be uniformly mixed when reaching 70 DEG C to material temperature, add remaining raw material, continue to be uniformly mixed when reaching 85 DEG C to material temperature, material is proceeded to mixing 8min in two roller mill, melting temperature is 160 DEG C;
After c, mixing end, when material temperature is down to 45 DEG C, discharging, obtains polycarbonate composite material A;
(2) preparation of polycarbonate composite material B:
A, take the raw material of following weight part: bisphenol A polycarbonate 70, nylon 46 25, cycloolefin analog copolymer 12, polymethylmethacrylate 8, nano aluminum nitride 4, barium myristate 1.5, sylvic acid calcium 0.6, husky rope wax 4.5, tetraethylene glycol bis-enanthate 7, glyceryl monostearate 3.5, Ascorbyl Palmitate 0.25, ethylhexyl methoxy cinnamate 0.15;
B, get bisphenol A polycarbonate, nylon 46, barium myristate, husky rope wax and nano aluminum nitride and add in high-speed mixer, be uniformly mixed when reaching 65 DEG C to material temperature, add remaining raw material, continue to be uniformly mixed when reaching 80 DEG C to material temperature, material is proceeded to mixing 10min in two roller mill, melting temperature is 155 DEG C;
After c, mixing end, when material temperature is down to 40 DEG C, discharging, obtains polycarbonate composite material B;
(3) preparation of properties-correcting agent:
A, take the raw material of following weight part: high density polyethylene(HDPE) 50, ethylene-octene copolymer 18, poly(4-methyl-1-pentene) 7, talcum powder 3, barium fluoride 4.5,2,2'-methylene-bis (4,6-di-tert-butyl-phenyl) sodium phosphate 2.5, diethylene glycol dibenzoate 12, low-molecular-weight polypropylene 3.5, n-butyl stearate 3, tribasic Malaysia lead plumbate 2, tertiary butyl-4-hydroxy methyl-phenoxide 0.15, double acid double phenol A ester 0.1;
B, get high density polyethylene(HDPE), ethylene-octene copolymer, poly(4-methyl-1-pentene), n-butyl stearate adds in high-speed mixer, be uniformly mixed when reaching 75 DEG C to material temperature, add talcum powder, barium fluoride, 2, 2'-methylene-bis (4, 6-di-tert-butyl-phenyl) sodium phosphate, low-molecular-weight polypropylene, tribasic Malaysia lead plumbate, continue to be uniformly mixed when reaching 90 DEG C to material temperature, material is proceeded in cooling mixing machine, and add remaining raw material, be uniformly mixed when being down to 55 DEG C to material temperature, material is proceeded in twin screw extruder, extrude through melt blending, the each district of forcing machine and head temperature are followed successively by: 130 DEG C, 140 DEG C, 150 DEG C, 170 DEG C, 185 DEG C, 180 DEG C, driving screw rotating speed is 80r/min, again through cooling, pelletizing, obtain properties-correcting agent,
(4) preparation of polycarbonate composite material finished product:
A, above-mentioned obtained polycarbonate composite material A and polycarbonate composite material B is added in high-speed mixer, low rate mixing 4min, then when high-speed stirring to material temperature reaches 95 DEG C, maintain and stir 3min, material is fully mixed;
B, step a gained compound and properties-correcting agent together to be added in twin screw extruder, extrude through melt blending, the each district of forcing machine and head temperature are followed successively by: 250 DEG C, 260 DEG C, 265 DEG C, 270 DEG C, 275 DEG C, 270 DEG C, driving screw rotating speed is 160r/min, again through cooling, pelletizing, obtains polycarbonate composite material required for the present invention.
The salient features detected result of the polycarbonate composite material that above-described embodiment obtains is as shown in the table:
The performance test results of the polycarbonate composite material that table 1 above-described embodiment obtains
Claims (1)
1. for the production of a preparation method for the polycarbonate composite material of automobile lampshade, it is characterized in that, comprise the following steps:
(1) preparation of polycarbonate composite material A:
A, take the raw material of following weight part: bisphenol A polycarbonate 80-100, polyethylene terephthalate-1, 4-cyclohexanedimethanoester ester 15-25, ethylene-ethyl acrylate copolymer 5-10, Glyceryl Behenate 2-3, zinc laurate 0.5-1.0, dipropylene glycol dibenzoate 8-14, phosphorous acid one benzene two isodecyl ester 0.6-1.2, distearyl acid hydroxyl aluminium 1.5-2.5, erucicamide 2.5-4.5, myo-Inositol hexaphosphate 0.3-0.6, 2, 6-di-tert-butyl-4-methy phenol 0.2-0.5, Ethylhexysalicylate 0.1-0.2, resorcinol monobenzoate 0.1-0.2,
B, get bisphenol A polycarbonate, Glyceryl Behenate, zinc laurate, myo-Inositol hexaphosphate and Ethylhexysalicylate and add in high-speed mixer, be uniformly mixed when reaching 65-75 DEG C to material temperature, add remaining raw material, continue to be uniformly mixed when reaching 80-90 DEG C to material temperature, material is proceeded to mixing 5-10min in two roller mill, melting temperature is 150-170 DEG C;
After c, mixing end, when material temperature is down to 40-50 DEG C, discharging, obtains polycarbonate composite material A;
(2) preparation of polycarbonate composite material B:
A, take the raw material of following weight part: bisphenol A polycarbonate 60-80, high-impact polystyrene 20-30, cycloolefin analog copolymer 10-15, polymethylmethacrylate 6-12, nano aluminum nitride 3-5, barium myristate 1-2, sylvic acid calcium 0.5-1, husky rope wax 3-6, tetraethylene glycol bis-enanthate 5-10, glyceryl monostearate 2.5-4.5, Ascorbyl Palmitate 0.2-0.3, ethylhexyl methoxy cinnamate 0.1-0.2;
B, get bisphenol A polycarbonate, nylon 46, barium myristate, husky rope wax and nano aluminum nitride and add in high-speed mixer, be uniformly mixed when reaching 60-70 DEG C to material temperature, add remaining raw material, continue to be uniformly mixed when reaching 75-85 DEG C to material temperature, material is proceeded to mixing 8-12min in two roller mill, melting temperature is 145-165 DEG C;
After c, mixing end, when material temperature is down to 40-50 DEG C, discharging, obtains polycarbonate composite material B;
(3) preparation of properties-correcting agent:
A, take the raw material of following weight part: high density polyethylene(HDPE) 40-60, ethylene-octene copolymer 15-20, poly(4-methyl-1-pentene) 5-10, talcum powder 2-4, barium fluoride 3-6,2,2'-methylene-bis (4,6-di-tert-butyl-phenyl) sodium phosphate 2-3, diethylene glycol dibenzoate 8-14, low-molecular-weight polypropylene 2.5-4.5, n-butyl stearate 2-4, tribasic Malaysia lead plumbate 1.5-2.5, tertiary butyl-4-hydroxy methyl-phenoxide 0.1-0.2, double acid double phenol A ester 0.1-0.2;
B, get high density polyethylene(HDPE), ethylene-octene copolymer, poly(4-methyl-1-pentene), n-butyl stearate adds in high-speed mixer, be uniformly mixed when reaching 70-80 DEG C to material temperature, add talcum powder, barium fluoride, 2, 2'-methylene-bis (4, 6-di-tert-butyl-phenyl) sodium phosphate, low-molecular-weight polypropylene, tribasic Malaysia lead plumbate, continue to be uniformly mixed when reaching 85-95 DEG C to material temperature, material is proceeded in cooling mixing machine, and add remaining raw material, be uniformly mixed when being down to 50-60 DEG C to material temperature, material is proceeded in twin screw extruder, extrude through melt blending, the each district of forcing machine and head temperature are followed successively by: 120-140 DEG C, 130-150 DEG C, 140-160 DEG C, 160-180 DEG C, 175-195 DEG C, 170-190 DEG C, driving screw rotating speed is 80-100r/min, again through cooling, pelletizing, obtain properties-correcting agent,
(4) preparation of polycarbonate composite material finished product:
A, above-mentioned obtained polycarbonate composite material A and polycarbonate composite material B is added in high-speed mixer, low rate mixing 3-5min, then when high-speed stirring to material temperature reaches 90-100 DEG C, maintain and stir 2-4min, material is fully mixed;
B, step a gained compound and properties-correcting agent together to be added in twin screw extruder, extrude through melt blending, the each district of forcing machine and head temperature are followed successively by: 240-260 DEG C, 250-270 DEG C, 255-275 DEG C, 260-280 DEG C, 265-285 DEG C, 260-280 DEG C, driving screw rotating speed is 150-200r/min, again through cooling, pelletizing, obtains polycarbonate composite material required for the present invention.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106317829A (en) * | 2016-08-26 | 2017-01-11 | 沈丽媛 | PC alloy material and preparation method and application thereof |
| CN106751079A (en) * | 2016-12-05 | 2017-05-31 | 芜湖天鸿汽车零部件有限公司 | A kind of automotive gear lever plastics bulb |
| CN106810804A (en) * | 2016-12-09 | 2017-06-09 | 芜湖天鸿汽车零部件有限公司 | A kind of automobile lampshade moulding material and preparation method thereof |
| CN109721802A (en) * | 2017-10-27 | 2019-05-07 | 江苏瑞凌新能源科技有限公司 | A kind of high intensity car light lampshade |
| CN109721963A (en) * | 2017-10-30 | 2019-05-07 | 江苏瑞凌新能源科技有限公司 | A kind of anti-impact resistance car light lampshade |
| CN110043871A (en) * | 2019-04-22 | 2019-07-23 | 江苏弘耀照明集团有限公司 | A kind of energy-conserving road lamp |
| CN110240792A (en) * | 2019-05-14 | 2019-09-17 | 南通开普乐工程塑料有限公司 | A kind of scratch-resistant high-performance optical diffusion PC material and preparation method thereof |
| US11499010B2 (en) | 2018-08-10 | 2022-11-15 | Lg Chem, Ltd. | Polycarbonate and preparation method thereof |
| US11884777B2 (en) | 2018-09-14 | 2024-01-30 | Lg Chem, Ltd. | Diol compound, polycarbonate, and preparation method of the same |
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| CN110043871A (en) * | 2019-04-22 | 2019-07-23 | 江苏弘耀照明集团有限公司 | A kind of energy-conserving road lamp |
| CN110240792A (en) * | 2019-05-14 | 2019-09-17 | 南通开普乐工程塑料有限公司 | A kind of scratch-resistant high-performance optical diffusion PC material and preparation method thereof |
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