CN109627728A - A kind of transparent Weather resistant halogen-free flame retardant PC/PETG alloy material - Google Patents

A kind of transparent Weather resistant halogen-free flame retardant PC/PETG alloy material Download PDF

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CN109627728A
CN109627728A CN201811383360.9A CN201811383360A CN109627728A CN 109627728 A CN109627728 A CN 109627728A CN 201811383360 A CN201811383360 A CN 201811383360A CN 109627728 A CN109627728 A CN 109627728A
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parts
free flame
flame retardant
halogen
alloy material
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CN109627728B (en
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朱爱华
赵志刚
程方清
张毅
岳同健
胡同云
蒲伟
张龙
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SHANGHAI CHANGWEI JINCI ENGINEERING PLASTIC Co Ltd
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SHANGHAI CHANGWEI JINCI ENGINEERING PLASTIC 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
    • 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
    • C08L2201/00Properties
    • C08L2201/08Stabilised against heat, light or radiation or oxydation
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/10Transparent films; Clear coatings; Transparent materials
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/22Halogen free composition
    • 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
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00Properties characterising the ingredient of the composition
    • C08L2207/04Thermoplastic elastomer

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Abstract

The present invention relates to field of polymer composite material, specifically a kind of transparent weather-proof halogen-free flame retardant PC/PETG alloy material and preparation method thereof, include following components according to parts by weight: 230-805 parts of copolymeric siloxane PC resin, 100-300 parts of arylation block copolycarbonate ester, 50-300 parts of PETG, 10-50 parts of toughener, 30-100 parts of halogen-free flame retardants, 5-20 parts of auxiliary agent.The present invention provides the PC/PETG alloy material of weather-proof one kind, halogen-free flameproof, low temperature performance well, and by adding phosphorus-silicon mixed type fire retardant, fire-retardant synergy is significant, and each mechanical property is able to maintain optimum balance;It is not necessary that under the premise of adding ultraviolet light additive, material can satisfy outdoor use with splendid weatherability;Under the premise of not influencing halogen-free flame retardant PC/PETG alloy material light transmittance, toughening is carried out to it, guarantees that material has good impact property.

Description

A kind of transparent Weather resistant halogen-free flame retardant PC/PETG alloy material
Technical field
The present invention relates to field of polymer composite material, specifically, being a kind of transparent Weather resistant halogen-free flame retardant PC/PETG conjunction Golden material and preparation method thereof.
Background technique
Polycarbonate is a kind of engineering plastics with good transparency, and excellent combination property, purposes is extremely wide, Product is widely used in the technical fields such as electronic apparatus, automobile, machine-building, computer.But makrolon material melt viscosity Greatly, poor fluidity is easy to appear stress cracking, and solvent resistance is poor, and cracking and swelling, surface easily occur in a solvent Adhesion strength is poor, these disadvantages limit the application range of PC to a certain extent.In addition, non-modified Polycarbonate flame retardant Not enough, it is not able to satisfy more demanding to fire-retardant rank or very high occasion.
Polyethylene terephthalate -1,4-CHDM ester (PETG) is a kind of transparent, non-crystalline type copolymerization Ester, it is by three kinds of terephthalic acid (TPA) (PTA), ethylene glycol (EG) and 1,4-CHDM (CHDM) monomer ester-interchange methods The product of polycondensation.PETG more 1,4-CHDM comonomers compared with PET, more ethylene glycol copolymerization compared with PCT Monomer, therefore, the performance and PET, PCT of PETG differ widely.PETG plate has toughness outstanding and high impact strength, tool There are preferable viscosity, transparency, color, chemically-resistant medicament and resistance to stress whitening capability, is the environmentally-friendly plastic of a new generation.But For PETG because of its intensity and heat-resisting lower, flame retardant property is general, significantly limits its application field.
Chinese patent literature CN104672880A " a kind of PC/PETG alloy material and preparation method thereof " discloses one kind PC/PETG alloy material discloses a kind of PC/PETG alloy material, each component including following mass percentage: PC 25 ~47%, PETG 40~60%, the toughening compatilizer 3~7% of esters of acrylic acid, surface treated inorganic particle 5~ 13%, antioxidant 0.3~1%, lubricant 0.2~1%, the mass percentage of each component in the PC/PETG alloy material The sum of be 100%.The toughness of alloy material of the invention is preferable, and intensity and heat resistance are higher, and 3D printing shaped article is substantially not Alice, sticky end plate is preferable, also without cracking phenomena, so that 3D printing product not only has preferable physical property, but also Have many advantages, such as 3D printing formability and appearance formedness, PC material can be opened up in the application field of 3D printing industry.It should Alloy material significantly improves the heat resistance of material, reduces 3D printing molding processing difficulty, but the anti-flammability of material, weather resistance It is not improved.
Chinese patent literature CN106084708A " a kind of fire-retardant light diffusion composite material of polyester resin-based " discloses one kind The fire-retardant light diffusion composite material of polyester resin-based is mixed by following raw material components by weight: 100 parts of matrix resin, 0.3-1.5 parts of light diffusing agent, 0.1-0.6 parts of antioxidant, 0.1-0.5 parts of release agent, 0.2-8 parts of fire retardant;Described matrix resin It is composed of by weight percentage polycarbonate 30-90% and polyester terephthalate 10-70%, the poly- terephthaldehyde Acid esters is selected from one or more of PET, APET, PETG.The advantages of the invention comprehensively utilizes several resins, learns from other's strong points to offset one's weaknesses, The deficiencies of overcoming the notch sensitivity and poor resistance to organic chemistry moral character of traditional LED PC resin, and flame retardant effect is good;Significantly The cost for reducing LED photodiffusion material, LED illumination System is come into early it is usual other, allow common people to enjoy modern section Skill bring convenience, which has, actively promotes effect.Alloy material disclosed in the patent of invention, the fire retardant are selected from perfluor fourth Base sulfonate, to one of potassium diphenylsulfone sulfonate, polymethyl siloxane, phenyltrimethoxysila,e, brominated polycarbonate or It is several.Wherein brominated polycarbonate flame retarding efficiency is best, but generates four bromo dibenzo two in burning and thermal cracking processes and dislike The carcinogens harm such as the double benzofurans of alkane and four bromos, Sulfonates, polysiloxanes based flame retardant although environmentally friendly, The flame-retardancy requirements of thin wall parts are not able to satisfy, are verified in the embodiment 1-2 of the patent.Also, the present invention is not The heat-resisting, weather-proof of material, cryogenic property are improved, it is limited and uses outdoors.
Chinese patent literature CN105419260A " a kind of cold-resistant high glaze PC/PBT/PETG alloy material and its preparation side Method " a kind of cold-resistant high glaze PC/PBT/PETG alloy material, each component including following mass percentage: PC15- are provided 30%;PBT10-20%;PETG35-60%;Toughening compatilizer 5-8%;Ester exchange inhibitor 0.2-1%;Inorganic mineral powder 4-10%;Antioxidant 0.3-0.8%;Lubricant 0.2-1%.Cold-resistant high glaze PC/PBT/PETG alloy material tool of the invention There are high intensity, high low temperature impact strength, high surface gloss and higher heat resistance, and improves material warp deformation Characteristic, make it that can be successfully applied to intellective IC card and 3D printing consumptive material field.PC/PBT/PETG material disclosed in this invention Material not to the anti-flammability of material and weather-proof improves although improving heat-resisting, the cryogenic property of material.
Chinese patent literature CN105924922A " a kind of transparent flame-retarding PC composite material and preparation method ", discloses one Kind transparent flame-retarding PC composite material and preparation method.Transparent flame-retarding PC composite material is by mass percentage by following components group At: aromatic series PC48-75%;Siloxanes-PC copolymer 1 0-20%;PETG resin 5-20%;Fire retardant 5-10%;Antioxidant 0.2-1%;Lubricant 0.2-1%.Transparent flame-retarding PC composite material prepared by the present invention is blended using PC/Si-Pc/PETG, very The advantages of combining three kinds of materials well, have good fluidity, can low temperature injection molding, transparency is high, and wearability is good, chemically-resistant solvent etc. Feature.For the fire retardant used for 2,4,6- tribromophenoxies block tetrabromobisphenol A carbonic ester oligomer, in burning and thermal cracking mistake The carcinogens harm such as four bromo dibenzo dioxanes and the double benzofurans of four bromos is generated in journey.In addition, the patent is not The weather resistance of material, cryogenic property are evaluated.
Therefore, under the premise of guaranteeing material transmissivity, a kind of weather-proof, halogen-free flameproof, low temperature performance well how to be developed PC/PETG composite material, worth people are continually striving to and explore.
Summary of the invention
It is an object of the invention to solve the defect of prior art and provide a kind of weather-proof, halogen-free flameproofs, low temperature performance well PC/PETG composite material.
To achieve the goals above, the first aspect of the present invention provides a kind of transparent weather-proof halogen-free flame retardant PC/PETG conjunction Golden material, includes following components according to parts by weight: 230-805 parts of copolymeric siloxane PC resin, arylation block copolymerization carbon 100-300 parts of acid esters, 50-300 parts of PETG, 10-50 parts of toughener, 30-100 parts of halogen-free flame retardants, 5-20 parts of auxiliary agent.
Wherein, the copolymeric siloxane PC resin is the polycarbonate resin of bisphenol-A and copolymeric siloxane, opposite point Son amount is 20000~30000, and content of siloxane is 5~20%.Specific can be selected is provided by Japanese Chu Guang company, model The product of RC1760.
The arylation block copolycarbonate ester, relative molecular weight are 20000~30000, and carbonic ester therein is embedding Section is made of bisphenol a carbonate unit, and arylate blocks are M-phthalic acid resorcinol blocks.It is specific to can be selected What SABIC company provided, the product of model SLX 2432T.
The PETG is polyethylene terephthalate -1,4 cyclohexane dimethanol ester.It is specific to can be selected by the U.S. What Eastman Chemical provided, the product of model BR003.
The toughener is thermoplastic polyurethane elastomer (TPU).Specific can be selected is had by the high ancient cooking vessel chemistry of TaiWan, China What limit company provided, the product of model NX-72D.
The halogen-free flame retardants be bis- (diphenyl phosphate) condensation polymers (SOL-DP) of phosphorus flame retardant resorcinol-and Silsesquioxane SPH compounds the phosphorus-silicon mixed type fire retardant (SF-100) being made, and the SF-100 includes by weight The following components of number meter:
Preparation method are as follows: by phosphorus flame retardant SOL-DP, silsesquioxane SPH, Lubricate EBS, antioxidant 1076 and 168, dispersing agent S-74 is added in high-speed mixer in following ratio and mixes 2min under the revolving speed of 400r/min, then 1min is mixed under the revolving speed of 1000r/min can be prepared by the phosphorus-silicon mixed type fire retardant (SF-100).
The U.S. specifically can be selected in bis- (diphenyl phosphate) condensation polymers (SOL-DP) of the phosphorus flame retardant resorcinol- What Akzo Nobel NV provided, model FyrolflexTMThe product of Sol-DP.
The silsesquioxane SPH (Silsesquioxanes, phenyl, hydroxy terminated) is a kind of End group is the silsesquioxane of hydroxyl and phenyl, and molecular structure is as follows:
What specific optional Dow Corning Corporation provided, the product of model RM4-7051.
The Lubricate EBS is ethylene bis stearic acid amide, what specific optional Japanese Kao Co., Ltd. provided, type Number be EB-FF product.
The dispersing agent S-74 is glyceryl monostearate, what specific optional Nihon Riken Co., Ltd. provided, type Number be S-74 product.
The auxiliary agent includes following components according to parts by weight: 3 parts of antioxidant, 4 parts of ester exchange inhibitor, 2 The processing flow promortor and 1 part of toner of part.
The antioxidant be phosphite antioxidant 168, hindered phenol antioxygen 1010, hindered phenol antioxygen 1098, by Hinder one or both of phenol antioxidant 1076.The more preferably mixing of irgasfos 168 and antioxidant 1076.
The ester exchange inhibitor is the mixture of epoxy resin and Anhydrous Disodium Phosphate according to weight part ratio 1:1. Wherein, epoxy resin can be selected and be provided by South Asia Electron Material Co., Ltd, the product of model NPES-907;Anhydrous phosphoric acid Sodium dihydrogen is optional to be provided by Lianyungang Debang Fine Chemical Co., Ltd..
The processing flow promortor is polyethylene wax, oxidized polyethylene wax, one kind of pentaerythritol stearate or two Kind or more mixing.Preferably, the processing flow promortor is pentaerythritol stearate.
The toner is mainly made of pigment and Lubricate EBS, and wherein pigment is that phthalocyanine blue, dark green, BR be red, HG Huang, 3R indigo plant etc., it is optional to be purchased from Clariant chemical industry (China) Co., Ltd;Pigment and Lubricate EBS are according to 1:10 dilution proportion.
In a preferred embodiment of the present invention, the transparent weather-proof halogen-free flame retardant PC/PETG alloy material, Include following components according to parts by weight:
560 parts of copolymeric siloxane PC resin, 200 parts of arylation block copolycarbonate ester, 150 parts of PETG, toughener 30 Part, 50 parts of halogen-free flame retardants, 10 parts of auxiliary agent.
Wherein, the copolymeric siloxane PC resin of selection is the RC1760 of Chu Guang company, Japan.
The arylation block copolycarbonate ester of selection is the SLX 2432T of SABIC company.
The PETG of selection is the BR003 of Eastman Chemical, the U.S..
The toughener of selection is the NX-72D of TaiWan, China Gao Ding Chemical Co., Ltd..
The halogen-free flame retardants of selection be bis- (diphenyl phosphate) condensation polymers (SOL-DP) of phosphorus flame retardant resorcinol-and Silsesquioxane SPH compounds the phosphorus-silicon mixed type fire retardant (SF-100) being made, and the SF-100 includes by weight The following components of number meter:
Selecting auxiliary agent includes following components according to parts by weight: 3 parts of antioxidant, 4 parts of ester exchange inhibitor, 2 parts Processing flow promortor and 1 part of toner;
The antioxidant is the mixing of 2 parts of irgasfos 168 and 1 part of antioxidant 1076;
The ester exchange inhibitor is the mixture of epoxy resin and Anhydrous Disodium Phosphate according to weight part ratio 1:1, Wherein, epoxy resin selects the NPES-907 of South Asia Electron Material Co., Ltd;Anhydrous sodium dihydrogen phosphate is by Lianyungang moral nation Fine Chemical Co., Ltd provides;
The processing flow promortor is pentaerythritol stearate;
The toner is made of pigment and Lubricate EBS, and wherein pigment is phthalocyanine blue, dark green, BR is red, HG is yellow, 3R Indigo plant etc. is purchased from Clariant chemical industry (China) Co., Ltd;Pigment and Lubricate EBS are according to 1:10 dilution proportion.
The second aspect of the present invention provides a kind of transparent weather-proof halogen-free flame retardant PC/PETG alloy material as described above Preparation method, comprising the following steps:
The raw material components are mixed 6-8 minutes in a high speed mixer, is then squeezed out through double screw extruder, is cold But, be granulated, 11 area's temperature of double screw extruder be respectively set as 200 DEG C, 260 DEG C, 260 DEG C, 250 DEG C, 250 DEG C, 240 DEG C, 240℃,240℃,240℃,240℃,240℃;Gained pellet is molded at 240~260 DEG C after 100 DEG C 4 hours dry Standard batten to get.
The invention has the advantages that:
1, for PC/PETG alloy material of the invention, phosphorus flame retardant SOL-DP fire retardant, adding proportion are individually added Reaching 10% can be only achieved V-0, and lead to heat resistance sharp fall, and it is fire-retardant to add silsesquioxane SPH appropriate Agent compounding, fire-retardant synergy is significant, and 5% additive amount can accomplish V-0 grades of UL94 (1.5mm), and each mechanical property is equal It is able to maintain optimum balance.
2, due to introducing arylation block copolycarbonate ester, it is not necessary that under the premise of adding ultraviolet light additive, material has There is splendid weatherability, can satisfy outdoor use.
3, right under the premise of not influencing halogen-free flame retardant PC/PETG alloy material light transmittance by selecting TPU appropriate It carries out toughening, guarantees that material has good impact property.
Specific embodiment
It elaborates below with reference to embodiment to specific embodiment provided by the invention.
In following each embodiment and comparative example, each raw material uses following compositions:
Copolymeric siloxane PC resin: it is provided by Japanese Chu Guang company, model RC1760;
Arylation block copolycarbonate ester: being provided by SABIC company, model SLX 2432T;
PETG: being provided by Eastman Chemical, the U.S., model BR003;
Toughener: thermoplastic polyurethane elastomer (TPU) is provided, model by TaiWan, China Gao Ding Chemical Co., Ltd. NX-72D;
Halogen-free flame retardants SF-100 is self-control, the preparation method comprises the following steps: by phosphorus flame retardant SOL-DP, silsesquioxane SPH, profit Lubrication prescription EBS, antioxidant 1076 and 168, dispersing agent S-74 are added in high-speed mixer in following ratio to be turned in 400r/min Speed is lower to mix 2min, then mixes 1min under the revolving speed of 1000r/min and can be prepared by phosphorus-silicon composite flame-retardant agent (SF-100). SF-100 composition ratio is as follows:
Irgasfos 168, antioxidant 1076: it is manufactured by BASF AG;
Antiultraviolet absorbent UV770, UV234: it is manufactured by BASF AG;
Epoxy resin: by South Asia, Electron Material Co., Ltd is provided, model NPES-907;
Anhydrous sodium dihydrogen phosphate: it is provided by Lianyungang Debang Fine Chemical Co., Ltd.;
Process flow promortor: polyethylene wax, oxidized polyethylene wax are manufactured by BASF AG, pentaerythritol stearate (PETS) it is manufactured by Long Sha company, the U.S.;
Toner: being made of pigment and Lubricate EBS, and wherein pigment is phthalocyanine blue, dark green, BR is red, HG is yellow, 3R is blue etc., It is purchased from Clariant chemical industry (China) Co., Ltd;Pigment and Lubricate EBS are according to 1:10 dilution proportion.
Embodiment 1-6 and comparative example 1-5:
The component and proportion of table 1 embodiment 1-6 and comparative example 1-5
Preparation method:
Above-mentioned raw materials component is mixed 6-8 minutes in a high speed mixer, then squeezed out through double screw extruder, is cooling, It is granulated, 11 area's temperature of double screw extruder are respectively set as 200 DEG C, 260 DEG C, 260 DEG C, 250 DEG C, 250 DEG C, 240 DEG C, 240 ℃,240℃,240℃,240℃,240℃.Gained pellet is molded into standard at 240~260 DEG C after 100 DEG C 4 hours dry Batten to get.
Embodiment 7: the evaluation of implementation result
The sample that above-described embodiment 1-6 and comparative example 1-5 is obtained, according to American Society Testing and Materials (ASTM) standard Mechanical property is tested, according to the light transmittance and mist degree of ASTM D1003 Standards for Testing Materials, according to UL94 Standards for Testing Materials Anti-flammability, according to the weather resistance (40 periods) of GB/T 2423-2013 program A method test material, it is weather-proof after according to ISO The tonal gradation of 105-A02 evaluation discoloration, solvent resistance test method: is put into ethyl acetate/glacial acetic acid for the colour table of injection formed (1:1) impregnates 15 minutes, evaluates whether there is or not significant change, test result is as follows shown in table 2:
The test result of table 2 embodiment 1-6 and comparative example 1-5
The performance test results of table 2 show:
(1) thermoplastic polyurethane elastomer (TPU) is alternately arranged by soft segment and hard section, what low molecular polylol was constituted Soft segment imparts the good toughness of TPU, and the compatibility of TPU and PETG, PC are good, can be in not shadow by selecting TPU appropriate Under the premise of ringing PC/PETG light transmittance, toughening is carried out to it.By with the addition of toughener TPU, rushing in embodiment 1,2,5 Hit intensity significantly improves, excellent combination property.But in embodiment 5, increase toughener TPU content to 50 parts, although impact property Increase, but heat-resisting and anti-flammability has been decreased obviously, therefore coefficient optimum proportion should be 30 parts.
(2) halogen-free flame retardants SQL-DP is individually added into PC/PETG alloy by comparative example 1,2,3 and embodiment 2, Additive amount reaches 10% and reaches V-0, but heat resistance is decreased obviously;It is individually added into fire retardant silsesquioxane SPH, flame retardant effect It is bad, and when adding proportion is higher, seriously affects the light transmittance of material;Present invention combination PC/PETG material characteristics, have made phosphorus-by oneself Silicon mixed type fire retardant SF-100, fire-retardant synergy is significant, and 5% additive amount can accomplish V-0 grades of UL94 (1.5mm), and And each mechanical property is able to maintain optimum balance.
(3) pass through comparative example 4,5 and embodiment 2,6, the addition of arylation block copolycarbonate ester SLX 2432T, hence it is evident that The weatherability of PC/PETG alloy material is promoted, but with the increase of 2432 content of SLX, the impact property of material declines;Pass through Embodiment 2,3,4, with the increase of PETG content, the solvent resistance of material is obviously improved, but heat-resisting and impact property can drop It is low.Therefore, what synthesis was all good should be embodiment 2.
The preferred embodiment of the present invention has been described in detail above, but the invention be not limited to it is described Embodiment, those skilled in the art can also make various equivalent on the premise of not violating the inventive spirit of the present invention Variation or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.

Claims (10)

1. a kind of transparent weather-proof halogen-free flame retardant PC/PETG alloy material, which is characterized in that below according to parts by weight Component: 230-805 parts of copolymeric siloxane PC resin, 100-300 parts of arylation block copolycarbonate ester, increases by 50-300 parts of PETG Tough dose 10-50 parts, 30-100 parts of halogen-free flame retardants, 5-20 parts of auxiliary agent;
The halogen-free flame retardants is bis- (diphenyl phosphate) the condensation polymer SOL-DP of phosphorus flame retardant resorcinol-and sesquialter silicon Oxygen alkane SPH compounds the phosphorus-silicon mixed type fire retardant being made, and includes following components according to parts by weight:
The auxiliary agent includes following components according to parts by weight: 3 parts of antioxidant, 4 parts of ester exchange inhibitor, 2 parts Process flow promortor and 1 part of toner;The ester exchange inhibitor is epoxy resin and Anhydrous Disodium Phosphate according to weight Mixture of the part than 1:1.
2. transparent weather-proof halogen-free flame retardant PC/PETG alloy material according to claim 1, which is characterized in that described Copolymeric siloxane PC resin is the polycarbonate resin of bisphenol-A and copolymeric siloxane, and relative molecular weight is 20000~30000, Content of siloxane is 5~20%.
3. transparent weather-proof halogen-free flame retardant PC/PETG alloy material according to claim 1, which is characterized in that described Arylation block copolycarbonate ester, relative molecular weight are 20000~30000, and carbonate blocks therein are by bisphenol a carbonate Unit composition, arylate blocks are M-phthalic acid resorcinol blocks.
4. transparent weather-proof halogen-free flame retardant PC/PETG alloy material according to claim 1, which is characterized in that described PETG is polyethylene terephthalate -1,4 cyclohexane dimethanol ester.
5. transparent weather-proof halogen-free flame retardant PC/PETG alloy material according to claim 1, which is characterized in that described Toughener is thermoplastic polyurethane elastomer.
6. transparent weather-proof halogen-free flame retardant PC/PETG alloy material according to claim 1, which is characterized in that described Halogen-free flame retardants the preparation method comprises the following steps: by phosphorus flame retardant SOL-DP, silsesquioxane SPH, Lubricate EBS, antioxidant 1076 It is proportionally added into high-speed mixer with 168, dispersing agent S-74 and mixes 2min under the revolving speed of 400r/min, then in 1000r/ 1min is mixed under the revolving speed of min can be prepared by the phosphorus-silicon mixed type fire retardant.
7. transparent weather-proof halogen-free flame retardant PC/PETG alloy material according to claim 1, which is characterized in that described Antioxidant is phosphite antioxidant 168, hindered phenol antioxygen 1010, hindered phenol antioxygen 1098, hindered phenol antioxygen 1076 One or both of.
8. transparent weather-proof halogen-free flame retardant PC/PETG alloy material according to claim 1, which is characterized in that described Processing flow promortor is one or more kinds of mixing of polyethylene wax, oxidized polyethylene wax, pentaerythritol stearate.
9. transparent weather-proof halogen-free flame retardant PC/PETG alloy material according to claim 1, which is characterized in that described Toner is mainly made of pigment and Lubricate EBS, and wherein pigment is phthalocyanine blue, dark green, BR is red, HG is yellow, 3R is blue;Pigment and profit Lubrication prescription EBS is according to 1:10 dilution proportion.
10. a kind of preparation side of transparent weather-proof halogen-free flame retardant PC/PETG alloy material as described in claim 1-9 is any Method, which comprises the following steps:
The raw material components are mixed 6-8 minutes in a high speed mixer, is then squeezed out through double screw extruder, is cooling, made Grain, 11 area's temperature of double screw extruder be respectively set as 200 DEG C, 260 DEG C, 260 DEG C, 250 DEG C, 250 DEG C, 240 DEG C, 240 DEG C, 240℃,240℃,240℃,240℃;Gained pellet is molded into standard sample at 240~260 DEG C after 100 DEG C 4 hours dry Item to get.
CN201811383360.9A 2018-11-20 2018-11-20 Transparent weather-proof halogen-free flame-retardant PC/PETG alloy material Active CN109627728B (en)

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CN112226061A (en) * 2020-09-23 2021-01-15 广州华新科智造技术有限公司 Polycarbonate/polyester alloy and preparation method and application thereof
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CN114276666A (en) * 2022-01-25 2022-04-05 贵州凯科特材料有限公司 High-gloss high-surface-hardness polycarbonate composite material and preparation method thereof
CN115505223A (en) * 2022-06-30 2022-12-23 南京工业大学 Low-temperature impact resistant rigid polyvinyl chloride sheet for packaging and preparation method thereof

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CN110643164A (en) * 2019-10-12 2020-01-03 东莞市高能高分子材料有限公司 PC/PETG alloy material and preparation method thereof
CN112226061A (en) * 2020-09-23 2021-01-15 广州华新科智造技术有限公司 Polycarbonate/polyester alloy and preparation method and application thereof
CN112480630A (en) * 2020-11-26 2021-03-12 上海金发科技发展有限公司 Good-appearance halogen-free flame-retardant polycarbonate composition for high-speed rail and preparation method thereof
CN112538252A (en) * 2020-12-08 2021-03-23 上海长伟锦磁工程塑料有限公司 Transparent hydrolysis-resistant weather-resistant halogen-free flame-retardant polycarbonate composite material
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CN112940477A (en) * 2020-12-21 2021-06-11 胡梦蝶 Scratch-resistant UV-resistant flame-retardant photodiffusion polycarbonate composition and preparation method thereof
CN114213827A (en) * 2021-12-13 2022-03-22 广东顺威赛特工程塑料开发有限公司 Solvent-resistant halogen-free flame-retardant PC/PETG alloy and preparation method thereof
CN114276666A (en) * 2022-01-25 2022-04-05 贵州凯科特材料有限公司 High-gloss high-surface-hardness polycarbonate composite material and preparation method thereof
CN114276666B (en) * 2022-01-25 2022-07-08 贵州凯科特材料有限公司 High-gloss high-surface-hardness polycarbonate composite material and preparation method thereof
CN115505223A (en) * 2022-06-30 2022-12-23 南京工业大学 Low-temperature impact resistant rigid polyvinyl chloride sheet for packaging and preparation method thereof
CN115505223B (en) * 2022-06-30 2023-08-18 南京工业大学 Low-temperature impact resistant rigid polyvinyl chloride sheet for packaging and preparation method thereof

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