CN102993686B - Polyamide composition, and preparation method and application thereof - Google Patents
Polyamide composition, and preparation method and application thereof Download PDFInfo
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- CN102993686B CN102993686B CN201210377644.3A CN201210377644A CN102993686B CN 102993686 B CN102993686 B CN 102993686B CN 201210377644 A CN201210377644 A CN 201210377644A CN 102993686 B CN102993686 B CN 102993686B
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- 239000000203 mixture Substances 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 239000004952 Polyamide Substances 0.000 title abstract description 9
- 229920002647 polyamide Polymers 0.000 title abstract description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000126 substance Substances 0.000 claims abstract description 6
- 229920003656 Daiamid® Polymers 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 15
- 230000003647 oxidation Effects 0.000 claims description 12
- 238000007254 oxidation reaction Methods 0.000 claims description 12
- 239000003112 inhibitor Substances 0.000 claims description 11
- -1 alcohol ester Chemical class 0.000 claims description 9
- 238000005469 granulation Methods 0.000 claims description 8
- 230000003179 granulation Effects 0.000 claims description 8
- 229920002292 Nylon 6 Polymers 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 5
- 229920006119 nylon 10T Polymers 0.000 claims description 5
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 4
- 229940059574 pentaerithrityl Drugs 0.000 claims description 4
- ZJIPHXXDPROMEF-UHFFFAOYSA-N dihydroxyphosphanyl dihydrogen phosphite Chemical compound OP(O)OP(O)O ZJIPHXXDPROMEF-UHFFFAOYSA-N 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 3
- 239000012847 fine chemical Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 3
- HVYLDJKDVOOTHV-UHFFFAOYSA-N acetic acid;2-iminoethanethiol Chemical compound CC(O)=O.CC(O)=O.SCC=N HVYLDJKDVOOTHV-UHFFFAOYSA-N 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims 2
- 239000000835 fiber Substances 0.000 abstract description 12
- 238000007667 floating Methods 0.000 abstract description 10
- 229920006124 polyolefin elastomer Polymers 0.000 abstract 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 abstract 2
- 239000011256 inorganic filler Substances 0.000 abstract 2
- 229910003475 inorganic filler Inorganic materials 0.000 abstract 2
- 150000001408 amides Chemical class 0.000 description 12
- 229920002302 Nylon 6,6 Polymers 0.000 description 8
- 239000012764 mineral filler Substances 0.000 description 8
- PGGROMGHWHXWJL-UHFFFAOYSA-N 4-(azepane-1-carbonyl)benzamide Chemical compound C1=CC(C(=O)N)=CC=C1C(=O)N1CCCCCC1 PGGROMGHWHXWJL-UHFFFAOYSA-N 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 239000003365 glass fiber Substances 0.000 description 6
- TXQVDVNAKHFQPP-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)CO TXQVDVNAKHFQPP-UHFFFAOYSA-N 0.000 description 5
- 239000003999 initiator Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003963 antioxidant agent Substances 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical group [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 3
- 239000008116 calcium stearate Substances 0.000 description 3
- 235000013539 calcium stearate Nutrition 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 3
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 description 2
- MKYLOMHWHWEFCT-UHFFFAOYSA-N Manthidine Natural products C1C2=CC=3OCOC=3C=C2C2C3=CC(OC)C(O)CC3N1C2 MKYLOMHWHWEFCT-UHFFFAOYSA-N 0.000 description 2
- SNFRINMTRPQQLE-JQWAAABSSA-N Montanin Chemical compound O[C@H]([C@@]1(CO)O[C@H]1[C@H]1[C@H]2O3)[C@]4(O)C(=O)C(C)=C[C@H]4[C@]11OC3(CCCCCCCCCCC)O[C@@]2(C(C)=C)C[C@H]1C SNFRINMTRPQQLE-JQWAAABSSA-N 0.000 description 2
- SNFRINMTRPQQLE-OFGNMXNXSA-N Montanin Natural products O=C1[C@@]2(O)[C@@H](O)[C@@]3(CO)O[C@H]3[C@@H]3[C@H]4[C@@]5(C(=C)C)O[C@](CCCCCCCCCCC)(O4)O[C@@]3([C@H](C)C5)[C@@H]2C=C1C SNFRINMTRPQQLE-OFGNMXNXSA-N 0.000 description 2
- 229920000299 Nylon 12 Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- QTZPBQMTXNEKRX-UHFFFAOYSA-N Voacristine pseudoindoxyl Natural products N1C2=CC=C(OC)C=C2C(=O)C21CCN(C1)C3C(C(C)O)CC1CC32C(=O)OC QTZPBQMTXNEKRX-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 2
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- MHSKRLJMQQNJNC-UHFFFAOYSA-N terephthalamide Chemical compound NC(=O)C1=CC=C(C(N)=O)C=C1 MHSKRLJMQQNJNC-UHFFFAOYSA-N 0.000 description 2
- 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 description 1
- ZAAQJFLUOUQAOG-UHFFFAOYSA-N 4-benzyl-2,6-ditert-butylphenol Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CC=2C=CC=CC=2)=C1 ZAAQJFLUOUQAOG-UHFFFAOYSA-N 0.000 description 1
- JXGAUFIBOJVEJJ-UHFFFAOYSA-N 9-(azepan-1-yl)-9-oxononanamide Chemical compound NC(=O)CCCCCCCC(=O)N1CCCCCC1 JXGAUFIBOJVEJJ-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920003189 Nylon 4,6 Polymers 0.000 description 1
- 229920000305 Nylon 6,10 Polymers 0.000 description 1
- 229920000572 Nylon 6/12 Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 241000271569 Rhea Species 0.000 description 1
- 239000004957 Zytel Substances 0.000 description 1
- 229920006102 Zytel® Polymers 0.000 description 1
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 1
- 238000006701 autoxidation reaction Methods 0.000 description 1
- VBWKRTIIIPANMS-UHFFFAOYSA-N benzene-1,4-dicarboxamide;2-methylpentane-1,5-diamine Chemical compound NCC(C)CCCN.NC(=O)C1=CC=C(C(N)=O)C=C1 VBWKRTIIIPANMS-UHFFFAOYSA-N 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- YQLZOAVZWJBZSY-UHFFFAOYSA-N decane-1,10-diamine Chemical compound NCCCCCCCCCCN YQLZOAVZWJBZSY-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 1
- 229920006242 ethylene acrylic acid copolymer Polymers 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- SYECJBOWSGTPLU-UHFFFAOYSA-N hexane-1,1-diamine Chemical compound CCCCCC(N)N SYECJBOWSGTPLU-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- SXJVFQLYZSNZBT-UHFFFAOYSA-N nonane-1,9-diamine Chemical compound NCCCCCCCCCN SXJVFQLYZSNZBT-UHFFFAOYSA-N 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a polyamide composition, and a preparation method and an application thereof. The polyamide composition comprises the following components in parts by weight: (a), polyamide, (b), acrylic acid grafted POE (Polyolefin Elastomer), (c), inorganic filler, and (d), optional other substances. The invention further discloses the application of the polyamide composition to the automotive filed. According to the polyamide composition disclosed by the invention, acrylic acid grafted POE and the inorganic filler are combined better, so that the prepared polyamide composition has better mechanical properties. Meanwhile, the floating fibers on the surface of the polamide composition are improved remarkably, and the product prepared by the polyamide composition has good surface.
Description
Technical field
The invention belongs to macromolecular compound field, particularly a kind of daiamid composition, preparation method and application thereof.
Background technology
Polymeric amide (polyamide, PA, be commonly called as nylon) because having good over-all properties, comprise mechanical property, thermotolerance, wearability, chemical proofing and self lubricity, and frictional coefficient is low, there is certain flame retardant resistance, be easy to processing etc., it is extensively suitable for, by glass fibre and other filler filling enhancing modified, improving performance and broadened application scope.
But when the inorganic materials such as polymeric amide and glass fibre is composite, its mechanical property is subject to larger impact, and its product surface is floating fine obvious, and these shortcomings hinder the application of polymeric amide in automotive field.
Summary of the invention
In sum, the present invention is necessary to provide a kind of mechanical property good and product surface floats fine unconspicuous daiamid composition.
Further, there is a need to the preparation method that a kind of above-mentioned daiamid composition is provided.
Further, there is a need to the application that a kind of above-mentioned daiamid composition is provided.
A kind of daiamid composition, its main component is for comprise by weight:
(a) polymeric amide 20-50 part;
B POE 5-20 part that () is acrylic acid-grafted;
(c) mineral filler 20-50 part;
D other material 0-5 part that () is optional.
A kind of daiamid composition, was made up of by weight following composition:
(a) polymeric amide 20-50 part;
B POE 5-20 part that () is acrylic acid-grafted;
(c) mineral filler 20-50 part;
D other material 0-5 part that () is optional.
POE of the present invention is the abbreviation of ethylene-octene copolymer.
Described (a) polymeric amide is selected from polycaprolactam, poly-(11-aminoundecanoic acid), nylon 12, polyhexamethylene adipamide, poly-hexamethylene azelamide, polyhexamethylene sebacamide, nylon 612, poly-hexamethylene terephthalamide, nylon 46, polycaprolactam/poly-hexamethylene terephthalamide multipolymer, polyhexamethylene adipamide/poly-hexamethylene terephthalamide multipolymer, polyhexamethylene adipamide/poly-6I hexamethylene isoterephalamide multipolymer, poly-hexamethylene terephthalamide/poly-6I hexamethylene isoterephalamide multipolymer, poly-hexamethylene terephthalamide/nylon 12 multipolymer, polyhexamethylene adipamide/poly-hexamethylene terephthalamide/poly-6I hexamethylene isoterephalamide multipolymer, poly hexamethylene adipamide Ursol D, poly-hexamethylene terephthalamide/poly-paraphenylene terephthalamide-2 methyl pentamethylenediamine multipolymer, nylon 10T/1012, poly-paraphenylene terephthalamide's nonamethylene diamine, poly-paraphenylene terephthalamide's decamethylene diamine, polymeric amide 11T, polymeric amide 12T, their multipolymer, or their composition.
Wherein, the POE that described (b) is acrylic acid-grafted obtains by the following method:
By vinylformic acid, POE and initiator by weight (1-20): (80-99): (0.01-0.5) mixes, by the material that mixes by twin screw extruder melting graft reaction, namely extruding pelletization obtains acrylic acid-grafted POE, and the weight part ratio of described vinylformic acid, POE and initiator can also be (5-10): (85-95): (0.1-0.3).Described POE is POE is ethylene-octene copolymer, and wherein main chain is ethene, and side chain is octene, and octene molar content is greater than 18%.
Wherein, described initiator is dicumyl peroxide.
Wherein, described (c) mineral filler be selected from glass fibre, talcum powder, mica, glass microballon, talcum powder, clay, graphite, calcium carbonate, barium sulfate, titanium dioxide one or more.
Wherein, described (d) other material comprise dyestuff, oxidation inhibitor, releasing agent, stablizer and composition thereof one or more.
Wherein, described oxidation inhibitor can be selected from N, N'-pair-(3-(3, 5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine (oxidation inhibitor 1098), four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010), three ［ 2, 4-di-tert-butyl-phenyl ］ phosphorous acid ester (irgasfos 168), Triethylene glycol two [β-(3-tertiary butyl-4-hydroxy-5-aminomethyl phenyl) propionic ester] (oxidation inhibitor 245), 1, 3, 5-tri-(3, 5-di-tert-butyl-4-hydroxyl benzyl) tricarbimide (antioxidant 3114), 1, 3, 5-trimethylammonium-2, 4, 6-(3, 5-di-t-butyl-4-hydroxyphenylmethyl) benzene (oxidation inhibitor 1330), 1, 3, 5-tri-(the 4-tertiary butyl-3-hydroxyl-2, 6-dimethyl benzyl)-1, 3, 5-triazine-2, 4, 6-(1H, 3H, 5H)-triketone (oxidation inhibitor 1790), 1, 3, 5-tri-(3, 5-di-tert-butyl-4-hydroxyl benzyl) one or more combination in tricarbimide (antioxidant 3114) and mantoquita composite antioxidant.
Wherein, described stablizer is selected from calcium stearate or metallic soap.
Wherein, one or more combination in the optional autoxidation polyethylene wax of described lubricant, ethylene vinyl acetate, ethylene acrylic acid co polymer, montanin wax, Poly Propylene Wax, pentaerythritol stearate, preferential oxidation polyethylene wax, montanin wax, pentaerythritol stearate, and most preferably be pentaerythritol stearate.
Wherein, the formula of above-mentioned daiamid composition can also be: (a) kymene 0-40 part; B POE8-15 part that () is acrylic acid-grafted; (c) mineral filler 30-40 part; D other material 0-4 part that () is optional.
A preparation method for daiamid composition, comprises the following steps:
A) by vinylformic acid, POE and initiator by weight (1-20): (80-99): (0.01-0.1) mixes, by the material that mixes by twin screw extruder melting graft reaction, namely extruding pelletization obtains acrylic acid-grafted POE master batch;
B) by acrylic acid-grafted acrylic acid-grafted POE, polymeric amide, mineral filler and other optional material by following weight part ratio:
(a) polymeric amide 20-50 part;
B POE 5-20 part that () is acrylic acid-grafted;
(c) mineral filler 20-50 part;
D other material 0-5 part that () is optional;
Join in forcing machine, then granulation, cooling, drying.
Wherein, the particle diameter of acrylic acid-grafted POE is 2-10mm.
The application of a kind of daiamid composition as above in automotive field.
Compare prior art, daiamid composition of the present invention, due to acrylic acid-grafted POE and mineral filler in conjunction with better, its mechanical property of daiamid composition preparing gained is better, meanwhile, daiamid composition surface floating fiber of the present invention is improved obviously, and the product surface that daiamid composition obtains is good.
Embodiment
Below in conjunction with some embodiments, daiamid composition of the present invention, preparation method and application thereof are described further.Specific embodiment is for further describing the present invention, non-limiting protection scope of the present invention.
The source of material of the present invention illustrates:
Nylon 6, Meida Nylon Co., Ltd., Xinhui, Guangdong, trade mark M2800;
Nylon66 fiber, Dupont, model: ZYTEL ST801;
Nylon 10T, Guangzhou golden hair Science and Technology Ltd., model R630;
POE, ethylene-octene copolymer, the strong plastic material company limited of Foshan City Jin Ze, ENGAGE 8150
Oxidation inhibitor, diphosphorous acid tetramethylolmethane distearyl alcohol ester, GE plastics fine chemicals, Weston 619F.
Mineral filler: glass fibre.
Material in all the other embodiments all comes from can purchase available product on the market.
The performance test standard that the present invention is used and method:
Tensile strength measures according to ISO527-2, and test condition is 23 DEG C and 10mm/min;
Flexural strength and modulus in flexure measure according to ISO178, and test condition is 23 DEG C and 2mm/min;
Izod notched Izod impact strength measures according to ISO180, and test condition is 23 DEG C, and breach type is A type;
Surface floating fiber: use the method for injection moulding to be injection molded into model, the floating fibre of specimen surface and slickness and self-defining five grades " a large amount of clouding, a small amount of clouding, micro-clouding, smooth, glossy " standard jig contrasts, thus obtain the surface floating fiber of five grades, five grades are designated as 1 grade respectively, 2 grades, 3 grades, 4 grades, 5 grades, five grades are corresponding " a large amount of clouding, a small amount of clouding, micro-clouding, smooth, glossy " respectively, the larger presentation surface of grade numeral is better, and floating fibre is more not serious.
The twin screw extruder used in embodiment of the present invention is the SHJ-30 that Rhea superpolymer Equipment Limited, Nanjing produces.
Embodiment 1-5
In the high mixer that vinylformic acid, POE, dicumyl peroxide are joined by the weight part shown in table 1, after mixing with high mixer, add twin screw extruder, at 170-230 DEG C, melt extrude granulation, prepare acrylic acid-grafted POE(POE-g-AA).
Again the material such as POE-g-AA, polymeric amide is joined in high mixer by the weight part shown in table 2, after being mixed by above-mentioned substance with high mixer, add twin screw extruder, at 170-230 DEG C, melt extrude granulation obtain daiamid composition, test its performance, list in table 2.
Comparative example 1-5
Again the materials such as polymeric amide are joined in high mixer by the weight part shown in table 3, after being mixed by above-mentioned substance with high mixer, add twin screw extruder, at 170-230 DEG C, melt extrude granulation obtain daiamid composition, test its performance, list in table 3.
Table 1
Table 2
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| Nylon 6 | 20 | - | - | 20 | 50 |
| Nylon66 fiber | - | 25 | - | 20 | - |
| Nylon 10T | - | - | 30 | - | - |
| POE-g-AA | 5 | 8 | 15 | 20 | 10 |
| Glass fibre | 20 | 25 | 30 | 40 | 50 |
| Oxidation inhibitor | 0.2 | - | 1 | 2 | 2 |
| Pentaerythritol stearate | 0.2 | - | 1 | 1 | 2 |
| Calcium stearate | 0.2 | - | 1 | 1 | 1 |
| Tensile strength/MPa | 155 | 160 | 170 | 165 | 170 |
| Flexural strength/MPa | 280 | 285 | 290 | 285 | 290 |
| Modulus in flexure/MPa | 1560 | 1580 | 1660 | 1590 | 1540 |
| Izod notched Izod impact strength/KJ/m 2 | 56.2 | 55.3 | 51.4 | 52.3 | 58.6 |
| Surface floating fiber grade | 2 grades | 2 grades | 3 grades | 2 grades | 3 grades |
Table 3
| Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | Comparative example 5 | |
| Nylon 6 | 20 | - | - | 20 | 50 |
| Nylon66 fiber | - | 25 | - | 20 | - |
| Nylon 10T | - | - | 30 | - | - |
| POE | 5 | 8 | 15 | 20 | 10 |
| Glass fibre | 20 | 25 | 30 | 40 | 50 |
| Oxidation inhibitor | 0.2 | - | 1 | 2 | 2 |
| Pentaerythritol stearate | 0.2 | - | 1 | 1 | 2 |
| Calcium stearate | 0.2 | - | 1 | 1 | 1 |
| Tensile strength/MPa | 140 | 145 | 155 | 150 | 155 |
| Flexural strength/MPa | 220 | 225 | 230 | 225 | 230 |
| Modulus in flexure/MPa | 2000 | 1980 | 1870 | 1990 | 2050 |
| Izod notched Izod impact strength/KJ/m 2 | 33.2 | 31.5 | 29.8 | 30.6 | 36.8 |
| Surface floating fiber grade | 1 grade | 1 grade | 2 grades | 1 grade | 2 grades |
Associative list 1 to table 3, embodiment 1-5 and comparative example 1-5 compares one by one, its difference is with or without the POE added with or without with acrylic acid-grafted, can find from the performance test results, add acrylic acid-grafted POE, the daiamid composition mechanical property of embodiment gained is better, meanwhile, daiamid composition surface floating fiber of the present invention is improved obviously, and product surface is good.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (3)
1. a daiamid composition, its composition is by weight:
Wherein POE-g-AA is self-control, preparation method is by 10 parts, vinylformic acid, POE 90 parts is with in dicumyl peroxide 0.2 part of high mixer joined, after mixing with high mixer, add twin screw extruder, at 170-230 DEG C, melt extrude granulation, prepare acrylic acid-grafted POE (POE-g-AA), its particle diameter is 5mm; Again above-mentioned raw materials is joined in high mixer by above-mentioned weight part, after being mixed by above-mentioned substance with high mixer, add twin screw extruder, at 170-230 DEG C, melt extrude granulation obtain daiamid composition; Wherein nylon 10T, Guangzhou golden hair Science and Technology Ltd., model R630; POE, ethylene-octene copolymer, the strong plastic material company limited of Foshan City Jin Ze, ENGAGE 8150; Oxidation inhibitor, diphosphorous acid tetramethylolmethane distearyl alcohol ester, GE plastics fine chemicals, Weston 619F.
2. a daiamid composition, its composition is by weight:
Wherein POE-g-AA is self-control, preparation method is by 20 parts, vinylformic acid, POE 99 parts is with in dicumyl peroxide 0.5 part of high mixer joined, after mixing with high mixer, add twin screw extruder, at 170-230 DEG C, melt extrude granulation, prepare acrylic acid-grafted POE (POE-g-AA), its particle diameter is 10mm; Again above-mentioned raw materials is joined in high mixer by above-mentioned weight part, after being mixed by above-mentioned substance with high mixer, add twin screw extruder, at 170-230 DEG C, melt extrude granulation obtain daiamid composition; Wherein nylon 6, Meida Nylon Co., Ltd., Xinhui, Guangdong, trade mark M2800; POE, ethylene-octene copolymer, the strong plastic material company limited of Foshan City Jin Ze, ENGAGE 8150;
Oxidation inhibitor, diphosphorous acid tetramethylolmethane distearyl alcohol ester, GE plastics fine chemicals, Weston 619F.
3. one kind as arbitrary in claim 1-2 as described in the application of daiamid composition in automotive field.
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