CN108795007A - A kind of processing technology of flame-proof weather-resisting type PC/ABS composite materials - Google Patents

A kind of processing technology of flame-proof weather-resisting type PC/ABS composite materials Download PDF

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CN108795007A
CN108795007A CN201810573433.4A CN201810573433A CN108795007A CN 108795007 A CN108795007 A CN 108795007A CN 201810573433 A CN201810573433 A CN 201810573433A CN 108795007 A CN108795007 A CN 108795007A
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composite materials
abs composite
flame
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weather
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CN108795007B (en
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汪涛
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Zhongshan Yifeng Plastic Products Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2296Oxides; Hydroxides of metals of zinc
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer 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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Abstract

The invention discloses a kind of processing technologys of flame-proof weather-resisting type PC/ABS composite materials, are related to technical field of composite materials, include the following steps:(1) activation of molecular screen primary powder, the preparation of (2) carrier, the preparation of (3) weather resisting agent, the preparation of (4) PC/ABS composite materials.The made PC/ABS composite materials of the present invention have excellent weather resistance by the addition for making weather resisting agent by oneself, simultaneously there is good flame retardant property and physical mechanical property, solve conventional flame retardants it is a large amount of addition can cause material weather resistance and physical mechanical property reduction the technical issues of.

Description

A kind of processing technology of flame-proof weather-resisting type PC/ABS composite materials
Technical field:
The present invention relates to technical field of composite materials, and in particular to a kind of processing of flame-proof weather-resisting type PC/ABS composite materials Technique.
Background technology:
Makrolon abbreviation PC, acrylonitrile-butadiene-styrene copolymer abbreviation ABS, the PC/ABS that the two is formed are compound Material is a kind of important engineering plastics, can not only improve the heat resistance and tensile strength of ABS, moreover it is possible to reduce the melt viscosity of PC So as to improve processing performance.
On the one hand, due to containing unsaturated double-bond in ABS structure so that the weatherability of PC/ABS composite materials is poor.Separately On the one hand, phosphate ester flame retardants are often added in order to enhance the flame retardant property of PC/ABS composite materials, but the based flame retardant adds Toughness of material can inevitably be reduced by adding;To ensure the toughness of PC/ABS composite materials, methyl methacrylate-fourth is often added Styrene (MBS) can further decrease PC/ as toughener due to also containing unsaturated double-bond in MBS structures The weatherability of ABS composite material.
In order to improve the weatherability of PC/ABS composite materials, need to add weather resisting agent.At present frequently with benzophenone purple Ultraviolet absorbers, Benzotriazole Ultraviolet Stabilizer and triazine-based ultraviolet absorbent are as weather resisting agent.Though this kind of weather resisting agent Weatherability can so be enhanced, but the weather resistance of made PC/ABS composite materials is limited, especially with prolonging for materials'use time Long weatherability drastically declines.The addition of weather resisting agent must just be increased by wanting raising weather resistance and extension weatherability action time Amount, and the increase of weather resisting agent additive amount can influence the toughness of material.
Invention content:
It is easy, good process repeatability fire-retardant resistance to technical problem to be solved by the present invention lies in a kind of technological operation is provided The processing technology of time type PC/ABS composite materials, and made PC/ABS composite materials have good physical mechanical property.
The technical problems to be solved by the invention are realized using technical solution below:
A kind of processing technology of flame-proof weather-resisting type PC/ABS composite materials, includes the following steps:
(1) activation of molecular screen primary powder:First 4A molecular screen primary powders are placed in 100-110 DEG C of baking oven and are dried to constant weight, and 1-3h is roasted at 500-600 DEG C to get activated molecular sieve original powder;
(2) preparation of carrier:Activated molecular sieve original powder is scattered in absolute ethyl alcohol, allyl glycidol is added Ether, magnesium dimethacrylate and initiator are then heated to the reaction of reflux state insulated and stirred, continue back after polymerisation Stream stirring 30min, gained mixture recycle ethyl alcohol through being concentrated under reduced pressure, and condensate residue removes unreacted monomer through washing, It is placed in 100-110 DEG C of baking oven and dries to constant weight, micro mist is made to get carrier through micronizer in obtained solid;
(3) preparation of weather resisting agent:By made support dispersion in absolute ethyl alcohol, nano zine oxide and more polyglutamics are added Then acid utilizes microwave reactor stir process 5min at reflux, continue in reflux shape after stopping microwave radiation 5min Microwave reactor stir process 5min is utilized under state, repeatedly until load is completed, gained mixture is returned through being concentrated under reduced pressure Ethyl alcohol is received, condensate residue is dried in 100-110 DEG C of baking oven to constant weight, and micro mist is made through micronizer in obtained solid, i.e., Obtain weather resisting agent;
(4) preparation of PC/ABS composite materials:By PC resin, ABS resin, fire retardant, aerosil, metering system Sour methyl esters-butadiene-styrene copolymer, antioxidant and above-mentioned made weather resisting agent are added in high-speed mixer, after batch mixing is uniform It is sent into double screw extruder, melting extrusion is granulated, double screw extruder temperature:One 185-200 DEG C of area, 200-215 DEG C of 2nd area, Three 215-230 DEG C of areas, 230-245 DEG C of 4th area, 220-230 DEG C of 5th area, 210-220 DEG C of 6th area, twin-screw rotating speed 100-400r/ Min is to get PC/ABS composite materials.
The activated molecular sieve original powder, allyl glycidyl ether, magnesium dimethacrylate, initiator mass ratio be 50:5-15:5-15:0.05-0.5。
The initiator is selected from azodiisobutyronitrile, dibenzoyl peroxide, peroxidized t-butyl perbenzoate, di-t-butyl One kind in peroxide.
The mass ratio of the carrier, nano zine oxide and polyglutamic acid is 5:1-10:0.1-1.
The polyglutamic acid is selected from water process grade polyglutamic acid.
The microwave frequency of the microwave reactor is 2450MHz, output power 700W.
The PC resin, ABS resin, fire retardant, aerosil, methyl methacrylate-butadiene-styrene are total Polymers, antioxidant, weather resisting agent mass ratio be 50-70:10-25:7-12:3-8:1-5:0.3-0.8:0.3-0.8.
The fire retardant is phosphorus flame retardant.
The antioxidant be selected from antioxidant 1024, antioxidant 1330, antioxidant 1010, antioxidant 1076, antioxidant 245, One or more of irgasfos 168, antioxidant 3114.
The aerosil passes through modification, and method of modifying is:Aerosil is dispersed in nothing In water-ethanol, PEG-60 rilanit specials are added after impregnating 10-15min, and be heated to reflux state insulated and stirred 15-30min, Titanate coupling agent is added, insulated and stirred 0.5-2h at reflux, cooled to room temperature are continued, gained mixture turns Enter sealing and standing 3-8h in -5 DEG C of environment, filter, gained filter residue is sent into after being washed with absolute ethyl alcohol in vacuum drier, dry institute It obtains solid and micro mist is made through micronizer.
The aerosil, PEG-60 rilanit specials, titanate coupling agent mass ratio be 10-20:1-5:1- 5。
The beneficial effects of the invention are as follows:
(1) for the present invention using 4A molecular screen primary powders as support material, carrier is made in activated and modification;At modification Using allyl glycidyl ether, magnesium dimethacrylate as modifying agent when reason, pass through allyl glycidyl ether and dimethyl The polymerisation of Magnesium Acrylate Prepared generates acrylic resin, while the acrylic resin generated under microwave action penetrates into 4A immediately In the structure pore of molecular screen primary powder, to enhance the load capacity of carrier and assign carrier certain weather resistance;
(2) present invention is made resistance to using inorganic UV shield agent nano zine oxide as load component after carrier loaded Time is had excellent performance and the weather resisting agent of length of weather-proof time, while being used cooperatively for polyglutamic acid can improve the negative of nano zine oxide Load rate, and polyglutamic acid synergistic carriers are solved to significantly improve the comixing compatibility of nano zine oxide and resin matrix Directly using nano zine oxide as additive amount existing for weather resisting agent it is big, weather resistance is limited and cause toughness of material reduce technology Problem;
(3) present invention is using PEG-60 rilanit specials and titanate coupling agent as modifying agent, by gas phase titanium dioxide The modification of silicon improves the comixing compatibility of aerosil and resin matrix, and enhances aerosil as filling out It fills the filling capacity of agent and improves the weather resistance of aerosil;
(4) the made PC/ABS composite materials of the present invention have excellent weather resistance by the addition for making weather resisting agent by oneself, together When have good flame retardant property and physical mechanical property, solve conventional flame retardants it is a large amount of add can lead to material weatherability The technical issues of capable of being reduced with physical mechanical property.
Specific implementation mode:
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below Specific embodiment is closed, the present invention is further explained.
The selection of each raw material:
The 4A Series Molecules that 4A molecular screen primary powders select Luoyang to build imperial micro-nano new material limited liability company sieve original powder;Allyl Base glycidol ether selects the SILONG 191 of Hangzhou Silong Material Technology Co., Ltd.;Magnesium dimethacrylate selects Shanghai to step The magnesium dimethacrylate of riel chemical technology Co., Ltd;Azodiisobutyronitrile selects the idol of Guangzhou Xiao Yu Chemical Co., Ltd.s Nitrogen bis-isobutyronitrile;Nano zine oxide selects the LT-601 of Jiyuan City Shandong Turner rice Materials Co., Ltd;The more polyglutamics of water process grade Acid selects the water process grade polyglutamic acid of the Xi'an bio tech ltd Shou He;PC resin selects Mitsubishi engineering plastics The S-2000F of Co., Ltd.;ABS resin selects the AT-08 of Nippon A&L Inc.;Fire retardant selects refined gram of Jiangsu high-tech stock The PhireGuard BDP of part Co., Ltd;Aerosil selects the M-5 of Guangzhou Yi Rui new materials Co., Ltd;Methyl Methylacrylate-butadiene-styrol copolymer selects the TH-21 of Japan Electric chemical industry Co., Ltd.;Antioxidant 1010 Select the antioxidant 1010 of Changzhou Xin Ce high molecular materials Co., Ltd;PEG-60 rilanit specials select Shanghai City thick really fine The PEG-60 rilanit specials of Chemical Co., Ltd.;Titanate coupling agent selects Changzhou new district profit into chemical inc CT-2。
Embodiment 1
(1) activation of molecular screen primary powder:First 4A molecular screen primary powders are placed in 105-110 DEG C of baking oven and are dried to constant weight, and 2h is roasted at 550 DEG C to get activated molecular sieve original powder;
(2) preparation of carrier:50g activated molecular sieve original powders are scattered in absolute ethyl alcohol, 5g allyl glycidyls are added Glycerin ether, 10g magnesium dimethacrylates and 0.5g initiator azodiisobutyronitriles, it is anti-to be then heated to reflux state insulated and stirred It answers, continues return stirring 30min after polymerisation, gained mixture recycles ethyl alcohol, condensate residue through being concentrated under reduced pressure Unreacted monomer is removed through washing, is placed in 105-110 DEG C of baking oven and dries to constant weight, obtained solid is through ultramicro grinding mechanism At micro mist to get carrier;
(3) preparation of weather resisting agent:By the made support dispersions of 50g in absolute ethyl alcohol, 50g nano zine oxides and 3g are added Then water process grade polyglutamic acid utilizes the microwave reaction of microwave frequency 2450MHz, output power 700W at reflux Device stir process 5min continues to utilize microwave reactor stir process 5min at reflux after stopping microwave radiation 5min, Repeatedly, total microwave irradiation time 30min, gained mixture recycle ethyl alcohol through being concentrated under reduced pressure, and condensate residue is in 105- It is dried to constant weight in 110 DEG C of baking ovens, micro mist is made to get weather resisting agent through micronizer in obtained solid;
(4) preparation of PC/ABS composite materials:By 65g PC resins, 15g ABS resins, 10g fire retardants, 5g gas phase dioxies SiClx, 4g Methyl Methacrylate-Butadiene-Styrene Copolymer, 0.5g antioxidant 1010s and the above-mentioned made weather resisting agents of 0.5g It is added in high-speed mixer, batch mixing is uniformly sent into double screw extruder afterwards, and melting extrusion is granulated, double screw extruder temperature: One 190-195 DEG C of area, 205-210 DEG C of 2nd area, 215-220 DEG C of 3rd area, 235-240 DEG C of 4th area, 220-225 DEG C of 5th area, 6th area 215-220 DEG C, twin-screw rotating speed 300r/min is to get PC/ABS composite materials.
Embodiment 2
(1) activation of molecular screen primary powder:First 4A molecular screen primary powders are placed in 105-110 DEG C of baking oven and are dried to constant weight, and 2h is roasted at 550 DEG C to get activated molecular sieve original powder;
(2) preparation of carrier:50g activated molecular sieve original powders are scattered in absolute ethyl alcohol, 8g allyl glycidyls are added Glycerin ether, 10g magnesium dimethacrylates and 0.5g initiator azodiisobutyronitriles, it is anti-to be then heated to reflux state insulated and stirred It answers, continues return stirring 30min after polymerisation, gained mixture recycles ethyl alcohol, condensate residue through being concentrated under reduced pressure Unreacted monomer is removed through washing, is placed in 105-110 DEG C of baking oven and dries to constant weight, obtained solid is through ultramicro grinding mechanism At micro mist to get carrier;
(3) preparation of weather resisting agent:By the made support dispersions of 50g in absolute ethyl alcohol, 50g nano zine oxides and 5g are added Then water process grade polyglutamic acid utilizes the microwave reaction of microwave frequency 2450MHz, output power 700W at reflux Device stir process 5min continues to utilize microwave reactor stir process 5min at reflux after stopping microwave radiation 5min, Repeatedly, total microwave irradiation time 30min, gained mixture recycle ethyl alcohol through being concentrated under reduced pressure, and condensate residue is in 105- It is dried to constant weight in 110 DEG C of baking ovens, micro mist is made to get weather resisting agent through micronizer in obtained solid;
(4) preparation of PC/ABS composite materials:By 65g PC resins, 15g ABS resins, 10g fire retardants, 5g gas phase dioxies SiClx, 4g Methyl Methacrylate-Butadiene-Styrene Copolymer, 0.5g antioxidant 1010s and the above-mentioned made weather resisting agents of 0.5g It is added in high-speed mixer, batch mixing is uniformly sent into double screw extruder afterwards, and melting extrusion is granulated, double screw extruder temperature: One 190-195 DEG C of area, 205-210 DEG C of 2nd area, 215-220 DEG C of 3rd area, 235-240 DEG C of 4th area, 220-225 DEG C of 5th area, 6th area 215-220 DEG C, twin-screw rotating speed 300r/min is to get PC/ABS composite materials.
Embodiment 3
(1) activation of molecular screen primary powder:First 4A molecular screen primary powders are placed in 105-110 DEG C of baking oven and are dried to constant weight, and 2h is roasted at 550 DEG C to get activated molecular sieve original powder;
(2) preparation of carrier:50g activated molecular sieve original powders are scattered in absolute ethyl alcohol, 8g allyl glycidyls are added Glycerin ether, 10g magnesium dimethacrylates and 0.5g initiator azodiisobutyronitriles, it is anti-to be then heated to reflux state insulated and stirred It answers, continues return stirring 30min after polymerisation, gained mixture recycles ethyl alcohol, condensate residue through being concentrated under reduced pressure Unreacted monomer is removed through washing, is placed in 105-110 DEG C of baking oven and dries to constant weight, obtained solid is through ultramicro grinding mechanism At micro mist to get carrier;
(3) preparation of weather resisting agent:By the made support dispersions of 50g in absolute ethyl alcohol, 50g nano zine oxides and 5g are added Then water process grade polyglutamic acid utilizes the microwave reaction of microwave frequency 2450MHz, output power 700W at reflux Device stir process 5min continues to utilize microwave reactor stir process 5min at reflux after stopping microwave radiation 5min, Repeatedly, total microwave irradiation time 30min, gained mixture recycle ethyl alcohol through being concentrated under reduced pressure, and condensate residue is in 105- It is dried to constant weight in 110 DEG C of baking ovens, micro mist is made to get weather resisting agent through micronizer in obtained solid;
(4) preparation of PC/ABS composite materials:65g PC resins, 15g ABS resins, 10g fire retardants, 5g are modified gas phase Silica, 4g Methyl Methacrylate-Butadiene-Styrene Copolymer, 0.5g antioxidant 1010s and 0.5g are above-mentioned made resistance to It waits agent to be added in high-speed mixer, batch mixing is uniformly sent into double screw extruder afterwards, and melting extrusion is granulated, double screw extruder temperature Degree:One 190-195 DEG C of area, 205-210 DEG C of 2nd area, 215-220 DEG C of 3rd area, 235-240 DEG C of 4th area, 220-225 DEG C of 5th area, 6th area 215-220 DEG C, twin-screw rotating speed 300r/min is to get PC/ABS composite materials.
The preparation of modified aerosil:20g aerosils are dispersed in absolute ethyl alcohol, are impregnated 3g PEG-60 rilanit specials are added after 15min, and are heated to reflux state insulated and stirred 30min, it is even to add 3g titanate esters Join agent, continue insulated and stirred 2h at reflux, cooled to room temperature, gained mixture be transferred in -5 DEG C of environment seal it is quiet 5h is set, is filtered, gained filter residue is sent into after being washed with absolute ethyl alcohol in vacuum drier, and dry obtained solid is through ultramicro grinding mechanism At micro mist.
Embodiment 4
(1) activation of molecular screen primary powder:First 4A molecular screen primary powders are placed in 105-110 DEG C of baking oven and are dried to constant weight, and 2h is roasted at 550 DEG C to get activated molecular sieve original powder;
(2) preparation of carrier:50g activated molecular sieve original powders are scattered in absolute ethyl alcohol, 8g allyl glycidyls are added Glycerin ether, 10g magnesium dimethacrylates and 0.5g initiator azodiisobutyronitriles, it is anti-to be then heated to reflux state insulated and stirred It answers, continues return stirring 30min after polymerisation, gained mixture recycles ethyl alcohol, condensate residue through being concentrated under reduced pressure Unreacted monomer is removed through washing, is placed in 105-110 DEG C of baking oven and dries to constant weight, obtained solid is through ultramicro grinding mechanism At micro mist to get carrier;
(3) preparation of weather resisting agent:By the made support dispersions of 50g in absolute ethyl alcohol, 50g nano zine oxides and 5g are added Then water process grade polyglutamic acid utilizes the microwave reaction of microwave frequency 2450MHz, output power 700W at reflux Device stir process 5min continues to utilize microwave reactor stir process 5min at reflux after stopping microwave radiation 5min, Repeatedly, total microwave irradiation time 30min, gained mixture recycle ethyl alcohol through being concentrated under reduced pressure, and condensate residue is in 105- It is dried to constant weight in 110 DEG C of baking ovens, micro mist is made to get weather resisting agent through micronizer in obtained solid;
(4) preparation of PC/ABS composite materials:65g PC resins, 15g ABS resins, 10g fire retardants, 5g are modified gas phase Silica, 4g Methyl Methacrylate-Butadiene-Styrene Copolymer, 0.5g antioxidant 1010s and 0.5g are above-mentioned made resistance to It waits agent to be added in high-speed mixer, batch mixing is uniformly sent into double screw extruder afterwards, and melting extrusion is granulated, double screw extruder temperature Degree:One 190-195 DEG C of area, 205-210 DEG C of 2nd area, 215-220 DEG C of 3rd area, 235-240 DEG C of 4th area, 220-225 DEG C of 5th area, 6th area 215-220 DEG C, twin-screw rotating speed 300r/min is to get PC/ABS composite materials.
The preparation of modified aerosil:20g aerosils are dispersed in absolute ethyl alcohol, are impregnated 4g PEG-60 rilanit specials are added after 15min, and are heated to reflux state insulated and stirred 30min, it is even to add 2g titanate esters Join agent, continue insulated and stirred 2h at reflux, cooled to room temperature, gained mixture be transferred in -5 DEG C of environment seal it is quiet 5h is set, is filtered, gained filter residue is sent into after being washed with absolute ethyl alcohol in vacuum drier, and dry obtained solid is through ultramicro grinding mechanism At micro mist.
Reference examples 1
(1) activation of molecular screen primary powder:First 4A molecular screen primary powders are placed in 105-110 DEG C of baking oven and are dried to constant weight, and 2h is roasted at 550 DEG C to get activated molecular sieve original powder;
(2) preparation of carrier:50g activated molecular sieve original powders are scattered in absolute ethyl alcohol, 8g allyl glycidyls are added Glycerin ether, 10g magnesium dimethacrylates and 0.5g initiator azodiisobutyronitriles, it is anti-to be then heated to reflux state insulated and stirred It answers, continues return stirring 30min after polymerisation, gained mixture recycles ethyl alcohol, condensate residue through being concentrated under reduced pressure Unreacted monomer is removed through washing, is placed in 105-110 DEG C of baking oven and dries to constant weight, obtained solid is through ultramicro grinding mechanism At micro mist to get carrier;
(3) preparation of weather resisting agent:By the made support dispersions of 50g in absolute ethyl alcohol, 50g nano zine oxides are added, so The microwave reactor stir process 5min for utilizing microwave frequency 2450MHz, output power 700W at reflux afterwards, stops micro- Continue to utilize microwave reactor stir process 5min at reflux after wave radiation 5min, repeatedly, when total microwave radiation Between 30min, gained mixture through being concentrated under reduced pressure to recycle ethyl alcohol, dry in 105-110 DEG C of baking oven to constant weight by condensate residue, Micro mist is made to get weather resisting agent through micronizer in obtained solid;
(4) preparation of PC/ABS composite materials:By 65g PC resins, 15g ABS resins, 10g fire retardants, 5g gas phase dioxies SiClx, 4g Methyl Methacrylate-Butadiene-Styrene Copolymer, 0.5g antioxidant 1010s and the above-mentioned made weather resisting agents of 0.5g It is added in high-speed mixer, batch mixing is uniformly sent into double screw extruder afterwards, and melting extrusion is granulated, double screw extruder temperature: One 190-195 DEG C of area, 205-210 DEG C of 2nd area, 215-220 DEG C of 3rd area, 235-240 DEG C of 4th area, 220-225 DEG C of 5th area, 6th area 215-220 DEG C, twin-screw rotating speed 300r/min is to get PC/ABS composite materials.
Reference examples 2
(1) activation of molecular screen primary powder:First 4A molecular screen primary powders are placed in 105-110 DEG C of baking oven and are dried to constant weight, and 2h is roasted at 550 DEG C to get activated molecular sieve original powder;
(2) preparation of weather resisting agent:50g activated molecular sieve original powders are scattered in absolute ethyl alcohol, it is nano oxidized to add 50g Zinc and 5g water process grade polyglutamic acids, then at reflux utilize microwave frequency 2450MHz, output power 700W it is micro- Wave reactor stir process 5min continues to utilize microwave reactor stir process at reflux after stopping microwave radiation 5min 5min, repeatedly, total microwave irradiation time 30min, gained mixture through being concentrated under reduced pressure to recycle ethyl alcohol, condensate residue in It is dried to constant weight in 105-110 DEG C of baking oven, micro mist is made to get weather resisting agent through micronizer in obtained solid;
(4) preparation of PC/ABS composite materials:By 65g PC resins, 15g ABS resins, 10g fire retardants, 5g gas phase dioxies SiClx, 4g Methyl Methacrylate-Butadiene-Styrene Copolymer, 0.5g antioxidant 1010s and the above-mentioned made weather resisting agents of 0.5g It is added in high-speed mixer, batch mixing is uniformly sent into double screw extruder afterwards, and melting extrusion is granulated, double screw extruder temperature: One 190-195 DEG C of area, 205-210 DEG C of 2nd area, 215-220 DEG C of 3rd area, 235-240 DEG C of 4th area, 220-225 DEG C of 5th area, 6th area 215-220 DEG C, twin-screw rotating speed 300r/min is to get PC/ABS composite materials.
Reference examples 3
The preparation of PC/ABS composite materials:By 65g PC resins, 15g ABS resins, 10g fire retardants, 5g gas phase titanium dioxides Silicon, 4g Methyl Methacrylate-Butadiene-Styrene Copolymer, 0.5g antioxidant 1010s and 0.5g nano zine oxides are added high In fast mixing machine, batch mixing is uniformly sent into double screw extruder afterwards, and melting extrusion is granulated, double screw extruder temperature:One area 190-195 DEG C, 205-210 DEG C of 2nd area, 215-220 DEG C of 3rd area, 235-240 DEG C of 4th area, 220-225 DEG C of 5th area, six area 215-220 DEG C, twin-screw rotating speed 300r/min is to get PC/ABS composite materials.
Reference examples 4
The preparation of PC/ABS composite materials:By 65g PC resins, 15g ABS resins, 10g fire retardants, 5g gas phase titanium dioxides Silicon, 4g Methyl Methacrylate-Butadiene-Styrene Copolymer, 0.5g antioxidant 1010s and 0.5g ultra-violet absorber agent Tinuvin234 is added in high-speed mixer, and batch mixing is uniformly sent into double screw extruder afterwards, and melting extrusion is granulated, and twin-screw squeezes Out-of-machine temperature:One 190-195 DEG C of area, 205-210 DEG C of 2nd area, 215-220 DEG C of 3rd area, 235-240 DEG C of 4th area, five area 220-225 DEG C, 215-220 DEG C of 6th area, twin-screw rotating speed 300r/min is to get PC/ABS composite materials.
Embodiment 5
Based on embodiment 2, be arranged do not added when prepared by weather resisting agent water process grade polyglutamic acid reference examples 1, Reference examples 2 directly using activated molecular sieve original powder as carrier, the reference examples 3 directly using nano zine oxide as weather resisting agent, with Reference examples 4 of the ultra-violet absorber agent Tinuvin234 (German BASF) as weather resisting agent.
It is utilized respectively embodiment 1-4, reference examples 1-4 preparation PC/ABS composite materials, and is used for performance and is tested, Test result is as shown in table 1.
The performance of the made PC/ABS composite materials of 1 embodiment of the present invention of table
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (9)

1. a kind of processing technology of flame-proof weather-resisting type PC/ABS composite materials, which is characterized in that include the following steps:
(1) activation of molecular screen primary powder:First 4A molecular screen primary powders are placed in 100-110 DEG C of baking oven and are dried to constant weight, and in 1-3h is roasted at 500-600 DEG C to get activated molecular sieve original powder;
(2) preparation of carrier:Activated molecular sieve original powder is scattered in absolute ethyl alcohol, allyl glycidyl ether, two are added Magnesinm methacrylate and initiator, are then heated to the reaction of reflux state insulated and stirred, continue reflux after polymerisation and stir 30min is mixed, gained mixture recycles ethyl alcohol through being concentrated under reduced pressure, and condensate residue removes unreacted monomer, juxtaposition through washing It is dried to constant weight in 100-110 DEG C of baking oven, micro mist is made to get carrier through micronizer in obtained solid;
(3) preparation of weather resisting agent:By made support dispersion in absolute ethyl alcohol, nano zine oxide and polyglutamic acid are added, Then microwave reactor stir process 5min is utilized at reflux, is continued at reflux after stopping microwave radiation 5min Using microwave reactor stir process 5min, repeatedly until load is completed, gained mixture recycles second through being concentrated under reduced pressure Alcohol, condensate residue are dried in 100-110 DEG C of baking oven to constant weight, and micro mist is made to get resistance to through micronizer in obtained solid Wait agent;
(4) preparation of PC/ABS composite materials:By PC resin, ABS resin, fire retardant, aerosil, methyl methacrylate Ester-butadiene-styrene copolymer, antioxidant and above-mentioned made weather resisting agent are added in high-speed mixer, and batch mixing is uniformly sent into afterwards In double screw extruder, melting extrusion is granulated, double screw extruder temperature:One 185-200 DEG C of area, 200-215 DEG C of 2nd area, 3rd area 215-230 DEG C, 230-245 DEG C of 4th area, 220-230 DEG C of 5th area, 210-220 DEG C of 6th area, twin-screw rotating speed 100-400r/min, i.e., Obtain PC/ABS composite materials.
2. the processing technology of flame-proof weather-resisting type PC/ABS composite materials according to claim 1, it is characterised in that:The work Chemoattractant molecule sieve original powder, allyl glycidyl ether, magnesium dimethacrylate, initiator mass ratio be 50:5-15:5-15: 0.05-0.5。
3. the processing technology of flame-proof weather-resisting type PC/ABS composite materials according to claim 1, it is characterised in that:It is described to draw Send out one of agent in azodiisobutyronitrile, dibenzoyl peroxide, peroxidized t-butyl perbenzoate, di-tert-butyl peroxide Kind.
4. the processing technology of flame-proof weather-resisting type PC/ABS composite materials according to claim 1, it is characterised in that:The load The mass ratio of body, nano zine oxide and polyglutamic acid is 5:1-10:0.1-1.
5. the processing technology of flame-proof weather-resisting type PC/ABS composite materials according to claim 1, it is characterised in that:It is described more Polyglutamic acid is selected from water process grade polyglutamic acid.
6. the processing technology of flame-proof weather-resisting type PC/ABS composite materials according to claim 1, it is characterised in that:It is described micro- The microwave frequency of wave reactor is 2450MHz, output power 700W.
7. the processing technology of flame-proof weather-resisting type PC/ABS composite materials according to claim 1, it is characterised in that:The PC It is resin, ABS resin, fire retardant, aerosil, Methyl Methacrylate-Butadiene-Styrene Copolymer, antioxidant, resistance to The mass ratio for waiting agent is 50-70:10-25:7-12:3-8:1-5:0.3-0.8:0.3-0.8.
8. the processing technology of flame-proof weather-resisting type PC/ABS composite materials according to claim 1, it is characterised in that:The resistance Combustion agent is phosphorus flame retardant.
9. the processing technology of flame-proof weather-resisting type PC/ABS composite materials according to claim 1, it is characterised in that:It is described anti- Oxygen agent is selected from antioxidant 1024, antioxidant 1330, antioxidant 1010, antioxidant 1076, antioxidant 245, irgasfos 168, antioxygen One or more of agent 3114.
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CN105949792A (en) * 2016-07-15 2016-09-21 李斌 Communication cable for computer communication equipment
CN107245212A (en) * 2017-06-23 2017-10-13 巢湖市兰天大诚门窗幕墙有限公司 A kind of aluminum alloy doors and windows rubber weather strip is processed with dust-proof weather-proof additive
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