CN104559079A - Nano-modified PET engineering plastic and preparation method thereof - Google Patents
Nano-modified PET engineering plastic and preparation method thereof Download PDFInfo
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- 229920006351 engineering plastic Polymers 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000003063 flame retardant Substances 0.000 claims abstract description 80
- 239000000463 material Substances 0.000 claims abstract description 45
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 33
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 33
- 230000002195 synergetic effect Effects 0.000 claims abstract description 33
- 239000003365 glass fiber Substances 0.000 claims abstract description 31
- 239000000314 lubricant Substances 0.000 claims abstract description 27
- 229920000728 polyester Polymers 0.000 claims abstract description 27
- 239000002667 nucleating agent Substances 0.000 claims abstract description 26
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims abstract description 11
- -1 2, 4-di-tert-butyl-phenyl Chemical group 0.000 claims description 81
- 150000001875 compounds Chemical class 0.000 claims description 54
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 33
- 150000002148 esters Chemical class 0.000 claims description 26
- 230000004048 modification Effects 0.000 claims description 24
- 238000012986 modification Methods 0.000 claims description 24
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 21
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 20
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical group O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims description 20
- UTOPWMOLSKOLTQ-UHFFFAOYSA-N octacosanoic acid Chemical group CCCCCCCCCCCCCCCCCCCCCCCCCCCC(O)=O UTOPWMOLSKOLTQ-UHFFFAOYSA-N 0.000 claims description 20
- 229910052708 sodium Inorganic materials 0.000 claims description 20
- 239000011734 sodium Substances 0.000 claims description 20
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 claims description 19
- TXQVDVNAKHFQPP-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)CO TXQVDVNAKHFQPP-UHFFFAOYSA-N 0.000 claims description 16
- NSBGJRFJIJFMGW-UHFFFAOYSA-N trisodium;stiborate Chemical compound [Na+].[Na+].[Na+].[O-][Sb]([O-])([O-])=O NSBGJRFJIJFMGW-UHFFFAOYSA-N 0.000 claims description 14
- 239000004593 Epoxy Substances 0.000 claims description 10
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 10
- 239000005977 Ethylene Substances 0.000 claims description 10
- 239000000194 fatty acid Substances 0.000 claims description 10
- RYYKJJJTJZKILX-UHFFFAOYSA-M sodium octadecanoate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC([O-])=O RYYKJJJTJZKILX-UHFFFAOYSA-M 0.000 claims description 10
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical group CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 claims description 7
- 229920000265 Polyparaphenylene Polymers 0.000 claims description 7
- FQUNFJULCYSSOP-UHFFFAOYSA-N bisoctrizole Chemical compound N1=C2C=CC=CC2=NN1C1=CC(C(C)(C)CC(C)(C)C)=CC(CC=2C(=C(C=C(C=2)C(C)(C)CC(C)(C)C)N2N=C3C=CC=CC3=N2)O)=C1O FQUNFJULCYSSOP-UHFFFAOYSA-N 0.000 claims description 7
- 125000003700 epoxy group Chemical group 0.000 claims description 7
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 7
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 7
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 7
- 238000007670 refining Methods 0.000 claims description 7
- 238000005469 granulation Methods 0.000 claims description 5
- 230000003179 granulation Effects 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000032683 aging Effects 0.000 abstract 1
- 238000005303 weighing Methods 0.000 abstract 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 48
- 239000005020 polyethylene terephthalate Substances 0.000 description 48
- 239000000203 mixture Substances 0.000 description 17
- 239000004793 Polystyrene Substances 0.000 description 12
- 229920001577 copolymer Polymers 0.000 description 12
- 229920002223 polystyrene Polymers 0.000 description 12
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical group C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 6
- 230000008025 crystallization Effects 0.000 description 6
- 230000003712 anti-aging effect Effects 0.000 description 5
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- 229920003986 novolac Polymers 0.000 description 3
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- 239000011324 bead Substances 0.000 description 2
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- 210000004400 mucous membrane Anatomy 0.000 description 2
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- 238000010899 nucleation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000237502 Ostreidae Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
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- FYIBGDKNYYMMAG-UHFFFAOYSA-N ethane-1,2-diol;terephthalic acid Chemical compound OCCO.OC(=O)C1=CC=C(C(O)=O)C=C1 FYIBGDKNYYMMAG-UHFFFAOYSA-N 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
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- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
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- 238000005453 pelletization Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
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- 230000007704 transition Effects 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a nano-modified PET engineering plastic and a preparation method thereof. The nano-modified PET engineering plastic comprises 40%-60% of polyester (PET), 20%-40% of glass fibers, 0.4% of lubricant, 0.6% of antioxidant, 2.5% of flexibilizer, 13% of fire retardant, 2.5% of synergistic-effect fire retardant, and 1% of nano-nucleating agent; according to the proportions of the materials, the nano-modified PET engineering plastic has the advantages of good tenacity, good mechanical properties and good fire resistance, is greatly improved in the aspects of tenacity, wear resistance, high temperature resistance and ageing resistance, and is capable of well satisfying the use requirements and the use environments. In addition, the preparation method comprises the step of weighing materials, the step of mixing and stirring and the step of extruding and granulating by use of a twin-screw extruder; and due to the design of the process steps, the preparation method of the nano-modified PET engineering plastic is simple and low in cost.
Description
Technical field
The present invention relates to plastic material technical field, particularly relate to a kind of nano modification PET engineering plastics and preparation method thereof.
Background technology
Polyethylene terephthalate resin (Polyethylene terephthalate, be called for short PET), Chinese another name is bright PET chips, be commonly called as polyester resin, for high polymers, be referred to as thermoplastic polyester or saturated polyester together with PBT, by ethylene glycol terephthalate generation dehydration condensation, be oyster white or polymkeric substance that is light yellow, highly crystalline, surface smoothing is glossy.
PET has excellent physical and mechanical properties in wide temperature range, and life-time service temperature can reach 120 DEG C, and electrical insulating property is excellent, and even under high-temperature high-frequency, its electrical property is still better, and creep resistance, resistance to fatigue, rub resistance, dimensional stability are all fine.Become easy processing, wield engineering plastics, existing crystallization nucleating agent makes its imperfection in the process of crystallization, some is the mode nucleation by chain rupture, and some is then the inorganics (particulate state, the round bead shape that add high order number, the forms such as laminated structure) make its crystallization, make existing engineering material occur mucous membrane, embrittlement, heatproof deficiency waits some defects.
But for existing PET engineering plastics, it still exists, and flame retardant resistance is poor, poor toughness, shock strength are low, the oxygen generation crosslinking reaction in melting process easily and in air, make viscosity unstable, the second-order transition temperature of amorphous phase is lower; Existing crystallization nucleating agent makes its imperfection in the process of crystallization, some is the mode nucleation by chain rupture, some is then that the inorganics (form such as particulate state, round bead shape or laminated structure) adding high order number makes its crystallization, existing engineering material is made to occur mucous membrane, embrittlement, heatproof deficiency waits some defects.
Summary of the invention
The object of the invention is to provide a kind of nano modification PET engineering plastics for the deficiencies in the prior art, this nano modification PET engineering plastics good toughness, mechanical property is good and fire resistance is good, toughness, wear-resisting, high temperature resistant and anti-aging aspect are greatly improved, and namely can meet service requirements and environment for use well.
Another object of the present invention is to provide a kind of nano modification PET engineering plastics preparation method, this nano modification PET engineering plastics preparation method technique is simple, with low cost.
For achieving the above object, the present invention is achieved through the following technical solutions.
A kind of nano modification PET engineering plastics, include the material of following weight ratio, are specially:
PET polyester 40%-60%
Glass fibre 20%-40%
Lubricant 0.4%
Antioxidant 0.6%
Toughner 2.5%
Fire retardant 13%
Synergistic flame retardant 2.5%
Nano-nucleating agent 1%;
Wherein, lubricant is montanic acid, sodium stearate, the compound that refining wax forms or pentaerythritol stearate or ethylene bis-fatty acid amides, antioxidant is 1, 3, 5-tri-(the 4-tertiary butyl-3-alkyl-2, 6-3,5-dimethylphenyl)-1, 3, 5-triazine-2, 4, 6-(1H, 3H, the compound that 5H)-triketone and Tyox B form or N, N '-hexa-methylene two (3, 5-di-t-butyl-4-alkyl hydrocinnamamide) and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) compound that forms of ester or spiral shell ethylene glycol bis [2, 2 '-methylene-bis (4, 6-di-tert-butyl-phenyl)] phosphorous acid ester and four [2, 4-di-tert-butyl-phenyl-4, 4 '-xenyl] compound that forms of biphosphonate or four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) compound that forms of ester, toughner is selected from epoxy group(ing) for having, amino, the compound of more than one groups in isocyanate group, fire retardant is brominated epoxy, brominated polyphenylene or TDE, synergistic flame retardant is antimonous oxide, sodium antimonate, sodium antimoniate, anhydrous sodium antimonate or anhydrous sodium antimoniate.
Further, a kind of nano modification PET engineering plastics, include the material of following weight ratio, are specially:
PET polyester 50%
Glass fibre 30%
Lubricant 0.4%
Antioxidant 0.6%
Toughner 2.5%
Fire retardant 13%
Synergistic flame retardant 2.5%
Nano-nucleating agent 1%;
Wherein, lubricant is montanic acid, sodium stearate, the compound that refining wax forms or pentaerythritol stearate or ethylene bis-fatty acid amides, antioxidant is 1, 3, 5-tri-(the 4-tertiary butyl-3-alkyl-2, 6-3,5-dimethylphenyl)-1, 3, 5-triazine-2, 4, 6-(1H, 3H, the compound that 5H)-triketone and Tyox B form or N, N '-hexa-methylene two (3, 5-di-t-butyl-4-alkyl hydrocinnamamide) and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) compound that forms of ester or spiral shell ethylene glycol bis [2, 2 '-methylene-bis (4, 6-di-tert-butyl-phenyl)] phosphorous acid ester and four [2, 4-di-tert-butyl-phenyl-4, 4 '-xenyl] compound that forms of biphosphonate or four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) compound that forms of ester, toughner is selected from epoxy group(ing) for having, amino, the compound of more than one groups in isocyanate group, fire retardant is brominated epoxy, brominated polyphenylene or TDE, synergistic flame retardant is antimonous oxide, sodium antimonate, sodium antimoniate, anhydrous sodium antimonate or anhydrous sodium antimoniate.
A kind of nano modification PET engineering plastics preparation method, includes following processing step, is specially:
A, take material according to above-mentioned weight ratio;
B, PET polyester, glass fibre, lubricant, antioxidant, toughner, fire retardant, synergistic flame retardant, nano-nucleating agent are poured in mixing tank and carry out stirring at normal temperature mixing, stirring velocity is 960r/min, and churning time is 2-3 minute;
C, mixed material is placed in twin screw extruder and complete melting successively, extrude, granulation, wherein, twin screw one district temperature is 220-240 DEG C, two district's temperature are for being 240-270 DEG C, three district's temperature are 240-270 DEG C, four district's temperature are 240-270 DEG C, five district's temperature are 235-265 DEG C, six district's temperature are 230-260 DEG C, and seven district's temperature are 230-260 DEG C, and eight district's temperature are 230-260 DEG C, nine district's temperature are 230-260 DEG C, head temperature is 240-280 DEG C, and the residence time of material in barrel is 1-2 minute, and melt pressure is 10-30MPa.
Further, a kind of nano modification PET engineering plastics preparation method, includes following processing step, is specially:
A, take material according to above-mentioned weight ratio;
B, PET polyester, glass fibre, lubricant, antioxidant, toughner, fire retardant, synergistic flame retardant, nano-nucleating agent are poured in mixing tank and carry out stirring at normal temperature mixing, stirring velocity is 960r/min, and churning time is 2-3 minute;
C, mixed material is placed in twin screw extruder and complete melting successively, extrude, granulation, wherein, twin screw one district temperature is 230 DEG C, two district's temperature are for being 270 DEG C, and three district's temperature are 270 DEG C, and four district's temperature are 265 DEG C, five district's temperature are 260 DEG C, six district's temperature are 255 DEG C, and seven district's temperature are 250 DEG C, and eight district's temperature are 245 DEG C, nine district's temperature are 240 DEG C, head temperature is 265 DEG C, and the residence time of material in barrel is 1-2 minute, and melt pressure is 10-30MPa.
Beneficial effect of the present invention is: a kind of nano modification PET engineering plastics of the present invention, and it comprises PET polyester 40%-60%, glass fibre 20%-40%, lubricant 0.4%, antioxidant 0.6%, toughner 2.5%, fire retardant 13%, synergistic flame retardant 2.5%, nano-nucleating agent 1%; Nano-nucleating agent can increase toughness, and glass fibre can improve mechanical property, and add fire retardant and can improve multiple fire resistance, glass fibre is through coupling agent treatment and unclassified stores is macromolecular material, and this makes there is good consistency between all materials; So nano modification PET engineering plastics of the present invention have the good and advantage that fire resistance is good of good toughness, mechanical property, and toughness, wear-resisting, high temperature resistant and anti-aging aspect are greatly improved, and namely can meet service requirements and environment for use well.
Another beneficial effect of the present invention is: a kind of nano modification PET engineering plastics preparation method of the present invention, and it comprises material and takes step, mix and blend step, twin screw extruder extruding pelletization step; Designed by above-mentioned processing step, nano modification PET engineering plastics preparation method technique of the present invention is simple and with low cost.
Embodiment
Below in conjunction with concrete embodiment, the present invention will be described.
Embodiment one, a kind of nano modification PET engineering plastics, include the material of following weight ratio, are specially:
PET polyester 50%
Glass fibre 30%
Lubricant 0.4%
Antioxidant 0.6%
Toughner 2.5%
Fire retardant 13%
Synergistic flame retardant 2.5%
Nano-nucleating agent 1%;
Wherein, lubricant is pentaerythritol stearate, antioxidant is four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) compound that forms of ester, four [methyl-β-(3 in antioxidant, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) weight ratio of ester is 1:1, i.e. four [methyl-β-(3 in antioxidant, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) ester accounts for the weight ratio 0.3% of total material respectively, toughner is ethylene-methyl methacrylate glycidyl ester copolymer, and fire retardant is brominated Polystyrene, and synergistic flame retardant is sodium antimoniate.
Need to explain further, the compound that the lubricant of the present embodiment one can also form for montanic acid, sodium stearate, refining wax or ethylene bis-fatty acid amides, namely the lubricant of the present embodiment one can be montanic acid, sodium stearate, a kind of or two or more the formed blend refined in compound that wax form, pentaerythritol stearate, ethylene bis-fatty acid amides.
In addition, the antioxidant of the present embodiment one can also be 1, 3, 5-tri-(the 4-tertiary butyl-3-alkyl-2, 6-3,5-dimethylphenyl)-1, 3, 5-triazine-2, 4, 6-(1H, 3H, the compound that 5H)-triketone and Tyox B form or N, N '-hexa-methylene two (3, 5-di-t-butyl-4-alkyl hydrocinnamamide) and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) compound that forms of ester or spiral shell ethylene glycol bis [2, 2 '-methylene-bis (4, 6-di-tert-butyl-phenyl)] phosphorous acid ester and four [2, 4-di-tert-butyl-phenyl-4, 4 '-xenyl] compound that forms of biphosphonate, the i.e. antioxidant of the present embodiment one blend that can form for above-mentioned a kind of compound or two or more compound, two kinds of weight of material contained by above-mentioned various compound are than being 1:1.
The toughner of the present embodiment one is selected from epoxy group(ing) for having, amino, the compound of more than one groups in isocyanate group, namely toughner can be bisphenol A type epoxy resin, novolac epoxy, 3-isocyanate group propyl-triethoxysilicane or olefines grafts, such as POE-G-GMA, POE-G-MAH, SEBS-G-GMA, SEBS-G-MAH, SBS-MAH, EPDM-G-GMA, EPDM-g-MAH, EPDM-g-St, ethylene-methyl methacrylate glycidyl ester copolymer; Wherein, the toughner of the present embodiment one blend that can form for above-mentioned a kind of toughner or more than two kinds toughner.
The brominated Polystyrene of the present embodiment one is the one in brominated polyphenylene, and certainly, the fire retardant of the present embodiment one can also be brominated epoxy or TDE; Wherein, the fire retardant of the present embodiment one blend that can form for a kind of or two or more fire retardant in above-mentioned fire retardant.The synergistic flame retardant of the present embodiment one is Sb system fire retardant, and the present embodiment one, except sodium antimoniate can be adopted as except synergistic flame retardant, can also adopt anhydrous sodium antimoniate, sodium antimonate, antimonous oxide or anhydrous sodium antimonate as synergistic flame retardant; Wherein, the synergistic flame retardant of the present embodiment one blend that can form for above-mentioned a kind of Sb system fire retardant or two or more Sb system fire retardant.
Need point out further, the trade mark that the PET polyester of the present embodiment one can be produced for Shanghai Petrochemical Co. Ltd. is the PET polyester of 253; the glass fibre of the present embodiment one for the trade mark that Taishan glass fiber Ltd produces be the glass fibre of ERS-T635B, the pentaerythritol stearate of the present embodiment one for the trade mark that Italian Fa Ji company produces be the pentaerythritol stearate of PETS-AP, four [methyl-β-(3 of the present embodiment one, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester for the trade mark that Albemarle Corporation of the U.S. produces be four [methyl-β-(3 of AT-10,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester, the phosphorous acid ester three (2 of the present embodiment one, 4-di-tert-butyl-phenyl) ester for the trade mark that Albemarle Corporation of the U.S. produces be the phosphorous acid ester three (2 of AT-168,4-di-tert-butyl-phenyl) ester, the ethylene-methyl methacrylate glycidyl ester copolymer of the present embodiment one for the trade mark that French Arkema produces be the ethylene-methyl methacrylate glycidyl ester copolymer of AX-8900, the brominated Polystyrene of the present embodiment one for the trade mark that Albemarle Corporation of the U.S. produces be the brominated Polystyrene of 621, the sodium antimoniate of the present embodiment one for the trade mark that Chengdu Kai Fei company produces be the antimonous oxide of SAF, the nano-nucleating agent of the present embodiment one for the trade mark that Jiangsu nine river scientific & technical corporation produces be the nano-nucleating agent of TW03.
Need point out further, by above-mentioned material proportion, nano-nucleating agent can increase the toughness of PET engineering plastics, and glass fibre can improve the mechanical property of PET engineering plastics, adds the fire resistance that fire retardant can improve PET engineering plastics; Wherein, glass fibre is through coupling agent treatment, and unclassified stores is macromolecular material, and this makes there is good consistency between all materials, and toughness, the aspect such as wear-resisting, high temperature resistant, anti-aging have greatly improved, and can meet its service requirements and environment for use.
Embodiment two, a kind of nano modification PET engineering plastics, include the material of following weight ratio, are specially:
PET polyester 60%
Glass fibre 20%
Lubricant 0.4%
Antioxidant 0.6%
Toughner 2.5%
Fire retardant 13%
Synergistic flame retardant 2.5%
Nano-nucleating agent 1%;
Wherein, lubricant is pentaerythritol stearate, antioxidant is four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) compound that forms of ester, four [methyl-β-(3 in antioxidant, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) weight ratio of ester is 1:1, i.e. four [methyl-β-(3 in antioxidant, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) ester accounts for the weight ratio 0.3% of total material respectively, toughner is ethylene-methyl methacrylate glycidyl ester copolymer, and fire retardant is brominated Polystyrene, and synergistic flame retardant is sodium antimoniate.
Need to explain further, the compound that the lubricant of the present embodiment two can also form for montanic acid, sodium stearate, refining wax or ethylene bis-fatty acid amides, namely the lubricant of the present embodiment two can be montanic acid, sodium stearate, a kind of or two or more the formed blend refined in compound that wax form, pentaerythritol stearate, ethylene bis-fatty acid amides.
In addition, the antioxidant of the present embodiment two can also be 1, 3, 5-tri-(the 4-tertiary butyl-3-alkyl-2, 6-3,5-dimethylphenyl)-1, 3, 5-triazine-2, 4, 6-(1H, 3H, the compound that 5H)-triketone and Tyox B form or N, N '-hexa-methylene two (3, 5-di-t-butyl-4-alkyl hydrocinnamamide) and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) compound that forms of ester or spiral shell ethylene glycol bis [2, 2 '-methylene-bis (4, 6-di-tert-butyl-phenyl)] phosphorous acid ester and four [2, 4-di-tert-butyl-phenyl-4, 4 '-xenyl] compound that forms of biphosphonate, the i.e. antioxidant of the present embodiment two blend that can form for above-mentioned a kind of compound or two or more compound, two kinds of weight of material contained by above-mentioned various compound are than being 1:1.
The toughner of the present embodiment two is selected from epoxy group(ing) for having, amino, the compound of more than one groups in isocyanate group, namely toughner can be bisphenol A type epoxy resin, novolac epoxy, 3-isocyanate group propyl-triethoxysilicane or olefines grafts, such as POE-G-GMA, POE-G-MAH, SEBS-G-GMA, SEBS-G-MAH, SBS-MAH, EPDM-G-GMA, EPDM-g-MAH, EPDM-g-St, ethylene-methyl methacrylate glycidyl ester copolymer; Wherein, the toughner of the present embodiment two blend that can form for above-mentioned a kind of toughner or more than two kinds toughner.
The brominated Polystyrene of the present embodiment two is the one in brominated polyphenylene, and certainly, the fire retardant of the present embodiment two can also be brominated epoxy or TDE; Wherein, the fire retardant of the present embodiment two blend that can form for a kind of or two or more fire retardant in above-mentioned fire retardant.The synergistic flame retardant of the present embodiment two is Sb system fire retardant, and the present embodiment two, except sodium antimoniate can be adopted as except synergistic flame retardant, can also adopt anhydrous sodium antimoniate, sodium antimonate, antimonous oxide or anhydrous sodium antimonate as synergistic flame retardant; Wherein, the synergistic flame retardant of the present embodiment two blend that can form for above-mentioned a kind of Sb system fire retardant or two or more Sb system fire retardant.
Need point out further, the trade mark that the PET polyester of the present embodiment two can be produced for Shanghai Petrochemical Co. Ltd. is the PET polyester of 253; the glass fibre of the present embodiment two for the trade mark that Taishan glass fiber Ltd produces be the glass fibre of ERS-T635B, the pentaerythritol stearate of the present embodiment two for the trade mark that Italian Fa Ji company produces be the pentaerythritol stearate of PETS-AP, four [methyl-β-(3 of the present embodiment two, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester for the trade mark that Albemarle Corporation of the U.S. produces be four [methyl-β-(3 of AT-10,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester, the phosphorous acid ester three (2 of the present embodiment two, 4-di-tert-butyl-phenyl) ester for the trade mark that Albemarle Corporation of the U.S. produces be the phosphorous acid ester three (2 of AT-168,4-di-tert-butyl-phenyl) ester, the ethylene-methyl methacrylate glycidyl ester copolymer of the present embodiment two for the trade mark that French Arkema produces be the ethylene-methyl methacrylate glycidyl ester copolymer of AX-8900, the brominated Polystyrene of the present embodiment two for the trade mark that Albemarle Corporation of the U.S. produces be the brominated Polystyrene of 621, the sodium antimoniate of the present embodiment two for the trade mark that Chengdu Kai Fei company produces be the antimonous oxide of SAF, the nano-nucleating agent of the present embodiment two for the trade mark that Jiangsu nine river scientific & technical corporation produces be the nano-nucleating agent of TW03.
Need point out further, by above-mentioned material proportion, nano-nucleating agent can increase the toughness of PET engineering plastics, and glass fibre can improve the mechanical property of PET engineering plastics, adds the fire resistance that fire retardant can improve PET engineering plastics; Wherein, glass fibre is through coupling agent treatment, and unclassified stores is macromolecular material, and this makes there is good consistency between all materials, and toughness, the aspect such as wear-resisting, high temperature resistant, anti-aging have greatly improved, and can meet its service requirements and environment for use.
Embodiment three, a kind of nano modification PET engineering plastics, include the material of following weight ratio, are specially:
PET polyester 40%
Glass fibre 40%
Lubricant 0.4%
Antioxidant 0.6%
Toughner 2.5%
Fire retardant 13%
Synergistic flame retardant 2.5%
Nano-nucleating agent 1%;
Wherein, lubricant is pentaerythritol stearate, antioxidant is four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) compound that forms of ester, four [methyl-β-(3 in antioxidant, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) weight ratio of ester is 1:1, i.e. four [methyl-β-(3 in antioxidant, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) ester accounts for the weight ratio 0.3% of total material respectively, toughner is ethylene-methyl methacrylate glycidyl ester copolymer, and fire retardant is brominated Polystyrene, and synergistic flame retardant is sodium antimoniate.
Need to explain further, the compound that the lubricant of the present embodiment three can also form for montanic acid, sodium stearate, refining wax or ethylene bis-fatty acid amides, namely the lubricant of the present embodiment three can be montanic acid, sodium stearate, a kind of or two or more the formed blend refined in compound that wax form, pentaerythritol stearate, ethylene bis-fatty acid amides.
In addition, the antioxidant of the present embodiment three can also be 1, 3, 5-tri-(the 4-tertiary butyl-3-alkyl-2, 6-3,5-dimethylphenyl)-1, 3, 5-triazine-2, 4, 6-(1H, 3H, the compound that 5H)-triketone and Tyox B form or N, N '-hexa-methylene two (3, 5-di-t-butyl-4-alkyl hydrocinnamamide) and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) compound that forms of ester or spiral shell ethylene glycol bis [2, 2 '-methylene-bis (4, 6-di-tert-butyl-phenyl)] phosphorous acid ester and four [2, 4-di-tert-butyl-phenyl-4, 4 '-xenyl] compound that forms of biphosphonate, the i.e. antioxidant of the present embodiment three blend that can form for above-mentioned a kind of compound or two or more compound, two kinds of weight of material contained by above-mentioned various compound are than being 1:1.
The toughner of the present embodiment three is selected from epoxy group(ing) for having, amino, the compound of more than one groups in isocyanate group, namely toughner can be bisphenol A type epoxy resin, novolac epoxy, 3-isocyanate group propyl-triethoxysilicane or olefines grafts, such as POE-G-GMA, POE-G-MAH, SEBS-G-GMA, SEBS-G-MAH, SBS-MAH, EPDM-G-GMA, EPDM-g-MAH, EPDM-g-St, ethylene-methyl methacrylate glycidyl ester copolymer; Wherein, the toughner of the present embodiment three blend that can form for above-mentioned a kind of toughner or more than two kinds toughner.
The brominated Polystyrene of the present embodiment three is the one in brominated polyphenylene, and certainly, the fire retardant of the present embodiment three can also be brominated epoxy or TDE; Wherein, the fire retardant of the present embodiment three blend that can form for a kind of or two or more fire retardant in above-mentioned fire retardant.The synergistic flame retardant of the present embodiment three is Sb system fire retardant, and the present embodiment three, except sodium antimoniate can be adopted as except synergistic flame retardant, can also adopt anhydrous sodium antimoniate, sodium antimonate, antimonous oxide or anhydrous sodium antimonate as synergistic flame retardant; Wherein, the synergistic flame retardant of the present embodiment three blend that can form for above-mentioned a kind of Sb system fire retardant or two or more Sb system fire retardant.
Need point out further, the trade mark that the PET polyester of the present embodiment three can be produced for Shanghai Petrochemical Co. Ltd. is the PET polyester of 253; the glass fibre of the present embodiment three for the trade mark that Taishan glass fiber Ltd produces be the glass fibre of ERS-T635B, the pentaerythritol stearate of the present embodiment three for the trade mark that Italian Fa Ji company produces be the pentaerythritol stearate of PETS-AP, four [methyl-β-(3 of the present embodiment three, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester for the trade mark that Albemarle Corporation of the U.S. produces be four [methyl-β-(3 of AT-10,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester, the phosphorous acid ester three (2 of the present embodiment three, 4-di-tert-butyl-phenyl) ester for the trade mark that Albemarle Corporation of the U.S. produces be the phosphorous acid ester three (2 of AT-168,4-di-tert-butyl-phenyl) ester, the ethylene-methyl methacrylate glycidyl ester copolymer of the present embodiment three for the trade mark that French Arkema produces be the ethylene-methyl methacrylate glycidyl ester copolymer of AX-8900, the brominated Polystyrene of the present embodiment three for the trade mark that Albemarle Corporation of the U.S. produces be the brominated Polystyrene of 621, the sodium antimoniate of the present embodiment three for the trade mark that Chengdu Kai Fei company produces be the antimonous oxide of SAF, the nano-nucleating agent of the present embodiment three for the trade mark that Jiangsu nine river scientific & technical corporation produces be the nano-nucleating agent of TW03.
Need point out further, by above-mentioned material proportion, nano-nucleating agent can increase the toughness of PET engineering plastics, and glass fibre can improve the mechanical property of PET engineering plastics, adds the fire resistance that fire retardant can improve PET engineering plastics; Wherein, glass fibre is through coupling agent treatment, and unclassified stores is macromolecular material, and this makes there is good consistency between all materials, and toughness, the aspect such as wear-resisting, high temperature resistant, anti-aging have greatly improved, and can meet its service requirements and environment for use.
Embodiment four, a kind of nano modification PET engineering plastics preparation method, includes following processing step, is specially:
A, take material according to above-mentioned weight ratio;
B, PET polyester, glass fibre, lubricant, antioxidant, toughner, fire retardant, synergistic flame retardant, nano-nucleating agent are poured in mixing tank and carry out stirring at normal temperature mixing, stirring velocity is 960r/min, and churning time is 2-3 minute;
C, mixed material is placed in twin screw extruder and complete melting successively, extrude, granulation, wherein, twin screw one district temperature is 230 DEG C, two district's temperature are for being 270 DEG C, and three district's temperature are 270 DEG C, and four district's temperature are 265 DEG C, five district's temperature are 260 DEG C, six district's temperature are 255 DEG C, and seven district's temperature are 250 DEG C, and eight district's temperature are 245 DEG C, nine district's temperature are 240 DEG C, head temperature is 265 DEG C, and the residence time of material in barrel is 1-2 minute, and melt pressure is 10-30MPa.
Above content is only preferred embodiment of the present invention, and for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, this description should not be construed as limitation of the present invention.
Claims (4)
1. nano modification PET engineering plastics, is characterized in that, include the material of following weight ratio, are specially:
PET polyester 40%-60%
Glass fibre 20%-40%
Lubricant 0.4%
Antioxidant 0.6%
Toughner 2.5%
Fire retardant 13%
Synergistic flame retardant 2.5%
Nano-nucleating agent 1%;
Wherein, lubricant is montanic acid, sodium stearate, the compound that refining wax forms or pentaerythritol stearate or ethylene bis-fatty acid amides, antioxidant is 1, 3, 5-tri-(the 4-tertiary butyl-3-alkyl-2, 6-3,5-dimethylphenyl)-1, 3, 5-triazine-2, 4, 6-(1H, 3H, the compound that 5H)-triketone and Tyox B form or N, N '-hexa-methylene two (3, 5-di-t-butyl-4-alkyl hydrocinnamamide) and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) compound that forms of ester or spiral shell ethylene glycol bis [2, 2 '-methylene-bis (4, 6-di-tert-butyl-phenyl)] phosphorous acid ester and four [2, 4-di-tert-butyl-phenyl-4, 4 '-xenyl] compound that forms of biphosphonate or four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) compound that forms of ester, toughner is selected from epoxy group(ing) for having, amino, the compound of more than one groups in isocyanate group, fire retardant is brominated epoxy, brominated polyphenylene or TDE, synergistic flame retardant is antimonous oxide, sodium antimonate, sodium antimoniate, anhydrous sodium antimonate or anhydrous sodium antimoniate.
2. a kind of nano modification PET engineering plastics according to claim 1, is characterized in that, include the material of following weight ratio, be specially:
PET polyester 50%
Glass fibre 30%
Lubricant 0.4%
Antioxidant 0.6%
Toughner 2.5%
Fire retardant 13%
Synergistic flame retardant 2.5%
Nano-nucleating agent 1%;
Wherein, lubricant is montanic acid, sodium stearate, the compound that refining wax forms or pentaerythritol stearate or ethylene bis-fatty acid amides, antioxidant is 1, 3, 5-tri-(the 4-tertiary butyl-3-alkyl-2, 6-3,5-dimethylphenyl)-1, 3, 5-triazine-2, 4, 6-(1H, 3H, the compound that 5H)-triketone and Tyox B form or N, N '-hexa-methylene two (3, 5-di-t-butyl-4-alkyl hydrocinnamamide) and tricresyl phosphite (2, 4-di-tert-butyl-phenyl) compound that forms of ester or spiral shell ethylene glycol bis [2, 2 '-methylene-bis (4, 6-di-tert-butyl-phenyl)] phosphorous acid ester and four [2, 4-di-tert-butyl-phenyl-4, 4 '-xenyl] compound that forms of biphosphonate or four [methyl-β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester and phosphorous acid ester three (2, 4-di-tert-butyl-phenyl) compound that forms of ester, toughner is selected from epoxy group(ing) for having, amino, the compound of more than one groups in isocyanate group, fire retardant is brominated epoxy, brominated polyphenylene or TDE, synergistic flame retardant is antimonous oxide, sodium antimonate, sodium antimoniate, anhydrous sodium antimonate or anhydrous sodium antimoniate.
3. a nano modification PET engineering plastics preparation method, this nano modification PET engineering plastics are the nano modification PET engineering plastics described in claims 1 or 2, it is characterized in that, include following processing step, be specially:
A, take material according to weight ratio;
B, PET polyester, glass fibre, lubricant, antioxidant, toughner, fire retardant, synergistic flame retardant, nano-nucleating agent are poured in mixing tank and carry out stirring at normal temperature mixing, stirring velocity is 960r/min, and churning time is 2-3 minute;
C, mixed material is placed in twin screw extruder and complete melting successively, extrude, granulation, wherein, twin screw one district temperature is 220-240 DEG C, two district's temperature are for being 240-270 DEG C, three district's temperature are 240-270 DEG C, four district's temperature are 240-270 DEG C, five district's temperature are 235-265 DEG C, six district's temperature are 230-260 DEG C, and seven district's temperature are 230-260 DEG C, and eight district's temperature are 230-260 DEG C, nine district's temperature are 230-260 DEG C, head temperature is 240-280 DEG C, and the residence time of material in barrel is 1-2 minute, and melt pressure is 10-30MPa.
4. a kind of nano modification PET engineering plastics preparation method according to claim 4, is characterized in that, include following processing step, be specially:
A, take material according to weight ratio;
B, PET polyester, glass fibre, lubricant, antioxidant, toughner, fire retardant, synergistic flame retardant, nano-nucleating agent are poured in mixing tank and carry out stirring at normal temperature mixing, stirring velocity is 960r/min, and churning time is 2-3 minute;
C, mixed material is placed in twin screw extruder and complete melting successively, extrude, granulation, wherein, twin screw one district temperature is 230 DEG C, two district's temperature are for being 270 DEG C, and three district's temperature are 270 DEG C, and four district's temperature are 265 DEG C, five district's temperature are 260 DEG C, six district's temperature are 255 DEG C, and seven district's temperature are 250 DEG C, and eight district's temperature are 245 DEG C, nine district's temperature are 240 DEG C, head temperature is 265 DEG C, and the residence time of material in barrel is 1-2 minute, and melt pressure is 10-30MPa.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106479135A (en) * | 2016-09-28 | 2017-03-08 | 东莞市金顺包装材料有限公司 | A kind of PET with bacteriostasis |
| CN106633699A (en) * | 2016-12-18 | 2017-05-10 | 衢州普信新材料有限公司 | Preparation method of polyethylene terephthalate |
| CN107034572A (en) * | 2017-03-29 | 2017-08-11 | 德艺文化创意集团股份有限公司 | A kind of composite enhanced terylene bag fabric and preparation method thereof |
| CN111492010A (en) * | 2017-12-21 | 2020-08-04 | Sk化学株式会社 | Flame-retardant polyethylene terephthalate resin composition having improved impact resistance and method for producing same |
| JP2023049335A (en) * | 2021-09-29 | 2023-04-10 | 長瀬産業株式会社 | Polyester resin composition |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103059525A (en) * | 2013-01-18 | 2013-04-24 | 江门市奇德工程塑料科技有限公司 | High-temperature-resisting xanthochroia-resisting high-performance flame retarding PET (Polyethylene Terephthalate) composite material and preparation method thereof |
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- 2014-06-20 CN CN201410275425.3A patent/CN104559079A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103059525A (en) * | 2013-01-18 | 2013-04-24 | 江门市奇德工程塑料科技有限公司 | High-temperature-resisting xanthochroia-resisting high-performance flame retarding PET (Polyethylene Terephthalate) composite material and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106479135A (en) * | 2016-09-28 | 2017-03-08 | 东莞市金顺包装材料有限公司 | A kind of PET with bacteriostasis |
| CN106633699A (en) * | 2016-12-18 | 2017-05-10 | 衢州普信新材料有限公司 | Preparation method of polyethylene terephthalate |
| CN107034572A (en) * | 2017-03-29 | 2017-08-11 | 德艺文化创意集团股份有限公司 | A kind of composite enhanced terylene bag fabric and preparation method thereof |
| CN111492010A (en) * | 2017-12-21 | 2020-08-04 | Sk化学株式会社 | Flame-retardant polyethylene terephthalate resin composition having improved impact resistance and method for producing same |
| JP2023049335A (en) * | 2021-09-29 | 2023-04-10 | 長瀬産業株式会社 | Polyester resin composition |
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