EP2294097A1 - Rheologiemodifier - Google Patents
RheologiemodifierInfo
- Publication number
- EP2294097A1 EP2294097A1 EP09772230A EP09772230A EP2294097A1 EP 2294097 A1 EP2294097 A1 EP 2294097A1 EP 09772230 A EP09772230 A EP 09772230A EP 09772230 A EP09772230 A EP 09772230A EP 2294097 A1 EP2294097 A1 EP 2294097A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- weight
- acrylate
- iso
- din
- copolymer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000006254 rheological additive Substances 0.000 title claims abstract description 37
- 239000000203 mixture Substances 0.000 claims description 90
- 238000000465 moulding Methods 0.000 claims description 62
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 55
- 229920001577 copolymer Polymers 0.000 claims description 42
- 230000009477 glass transition Effects 0.000 claims description 22
- 239000000178 monomer Substances 0.000 claims description 20
- 239000000654 additive Substances 0.000 claims description 19
- 150000001875 compounds Chemical class 0.000 claims description 17
- 238000006116 polymerization reaction Methods 0.000 claims description 11
- 238000005227 gel permeation chromatography Methods 0.000 claims description 10
- 229920001519 homopolymer Polymers 0.000 claims description 9
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 6
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 claims description 4
- 238000010137 moulding (plastic) Methods 0.000 claims description 3
- XHIOOWRNEXFQFM-UHFFFAOYSA-N ethyl prop-2-enoate;prop-2-enoic acid Chemical compound OC(=O)C=C.CCOC(=O)C=C XHIOOWRNEXFQFM-UHFFFAOYSA-N 0.000 claims 1
- IWVKTOUOPHGZRX-UHFFFAOYSA-M methyl 2-methylprop-2-enoate;2-methylprop-2-enoate Chemical compound CC(=C)C([O-])=O.COC(=O)C(C)=C IWVKTOUOPHGZRX-UHFFFAOYSA-M 0.000 claims 1
- PNXMTCDJUBJHQJ-UHFFFAOYSA-N propyl prop-2-enoate Chemical compound CCCOC(=O)C=C PNXMTCDJUBJHQJ-UHFFFAOYSA-N 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 15
- 229920003023 plastic Polymers 0.000 abstract description 13
- 239000004033 plastic Substances 0.000 abstract description 13
- 229920001169 thermoplastic Polymers 0.000 abstract description 9
- 239000004416 thermosoftening plastic Substances 0.000 abstract description 9
- -1 PBT Polymers 0.000 description 42
- 229920000642 polymer Polymers 0.000 description 18
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 16
- 239000003365 glass fiber Substances 0.000 description 16
- 238000012360 testing method Methods 0.000 description 15
- 229920006351 engineering plastic Polymers 0.000 description 14
- 239000004417 polycarbonate Substances 0.000 description 14
- 229920000515 polycarbonate Polymers 0.000 description 14
- 239000003063 flame retardant Substances 0.000 description 11
- 239000004952 Polyamide Substances 0.000 description 10
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 10
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 10
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 10
- 238000001746 injection moulding Methods 0.000 description 10
- 229920002647 polyamide Polymers 0.000 description 10
- 239000000835 fiber Substances 0.000 description 9
- 239000000155 melt Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000004597 plastic additive Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 239000011324 bead Substances 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 7
- 239000000945 filler Substances 0.000 description 7
- 230000009969 flowable effect Effects 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 239000003607 modifier Substances 0.000 description 7
- 239000005020 polyethylene terephthalate Substances 0.000 description 7
- 229920000139 polyethylene terephthalate Polymers 0.000 description 7
- 229920000193 polymethacrylate Polymers 0.000 description 7
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 239000000806 elastomer Substances 0.000 description 6
- 239000003381 stabilizer Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 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 5
- 239000004743 Polypropylene Substances 0.000 description 5
- 150000001336 alkenes Chemical class 0.000 description 5
- 238000005452 bending Methods 0.000 description 5
- 238000013329 compounding Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- 239000000454 talc Substances 0.000 description 5
- 229910052623 talc Inorganic materials 0.000 description 5
- 239000010456 wollastonite Substances 0.000 description 5
- 229910052882 wollastonite Inorganic materials 0.000 description 5
- 239000004793 Polystyrene Substances 0.000 description 4
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 4
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000013065 commercial product Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 4
- 239000006082 mold release agent Substances 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 229920006324 polyoxymethylene Polymers 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 3
- 239000005995 Aluminium silicate Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229930040373 Paraformaldehyde Natural products 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 235000021355 Stearic acid Nutrition 0.000 description 3
- 235000012211 aluminium silicate Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000001595 flow curve Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000003999 initiator Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 3
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 3
- 125000005397 methacrylic acid ester group Chemical group 0.000 description 3
- 239000012764 mineral filler Substances 0.000 description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 229920002215 polytrimethylene terephthalate Polymers 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 150000003440 styrenes Chemical class 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- 229920006163 vinyl copolymer Polymers 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- OWICEWMBIBPFAH-UHFFFAOYSA-N (3-diphenoxyphosphoryloxyphenyl) diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=C(OP(=O)(OC=2C=CC=CC=2)OC=2C=CC=CC=2)C=CC=1)(=O)OC1=CC=CC=C1 OWICEWMBIBPFAH-UHFFFAOYSA-N 0.000 description 2
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
- PGMMQIGGQSIEGH-UHFFFAOYSA-N 2-ethenyl-1,3-oxazole Chemical class C=CC1=NC=CO1 PGMMQIGGQSIEGH-UHFFFAOYSA-N 0.000 description 2
- JDCUKFVNOWJNBU-UHFFFAOYSA-N 2-ethenyl-1,3-thiazole Chemical class C=CC1=NC=CS1 JDCUKFVNOWJNBU-UHFFFAOYSA-N 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 239000004609 Impact Modifier Substances 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000004594 Masterbatch (MB) Substances 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 2
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 2
- IPRJXAGUEGOFGG-UHFFFAOYSA-N N-butylbenzenesulfonamide Chemical compound CCCCNS(=O)(=O)C1=CC=CC=C1 IPRJXAGUEGOFGG-UHFFFAOYSA-N 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 2
- 239000004734 Polyphenylene sulfide Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 125000005396 acrylic acid ester group Chemical group 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 2
- LJCFOYOSGPHIOO-UHFFFAOYSA-N antimony pentoxide Chemical compound O=[Sb](=O)O[Sb](=O)=O LJCFOYOSGPHIOO-UHFFFAOYSA-N 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- WQAQPCDUOCURKW-UHFFFAOYSA-N butanethiol Chemical compound CCCCS WQAQPCDUOCURKW-UHFFFAOYSA-N 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- 238000000113 differential scanning calorimetry Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 239000012760 heat stabilizer Substances 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000012170 montan wax Substances 0.000 description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 239000002667 nucleating agent Substances 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical class O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 229920002285 poly(styrene-co-acrylonitrile) Polymers 0.000 description 2
- 229920002492 poly(sulfone) Polymers 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 229920006380 polyphenylene oxide Polymers 0.000 description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000008117 stearic acid Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229920000638 styrene acrylonitrile Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 2
- 230000003685 thermal hair damage Effects 0.000 description 2
- 238000003856 thermoforming Methods 0.000 description 2
- 238000002411 thermogravimetry Methods 0.000 description 2
- 239000001993 wax Substances 0.000 description 2
- 238000010626 work up procedure Methods 0.000 description 2
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 description 2
- DTGKSKDOIYIVQL-WEDXCCLWSA-N (+)-borneol Chemical group C1C[C@@]2(C)[C@@H](O)C[C@@H]1C2(C)C DTGKSKDOIYIVQL-WEDXCCLWSA-N 0.000 description 1
- KDGNCLDCOVTOCS-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy propan-2-yl carbonate Chemical compound CC(C)OC(=O)OOC(C)(C)C KDGNCLDCOVTOCS-UHFFFAOYSA-N 0.000 description 1
- NOBYOEQUFMGXBP-UHFFFAOYSA-N (4-tert-butylcyclohexyl) (4-tert-butylcyclohexyl)oxycarbonyloxy carbonate Chemical compound C1CC(C(C)(C)C)CCC1OC(=O)OOC(=O)OC1CCC(C(C)(C)C)CC1 NOBYOEQUFMGXBP-UHFFFAOYSA-N 0.000 description 1
- NALFRYPTRXKZPN-UHFFFAOYSA-N 1,1-bis(tert-butylperoxy)-3,3,5-trimethylcyclohexane Chemical compound CC1CC(C)(C)CC(OOC(C)(C)C)(OOC(C)(C)C)C1 NALFRYPTRXKZPN-UHFFFAOYSA-N 0.000 description 1
- HSLFISVKRDQEBY-UHFFFAOYSA-N 1,1-bis(tert-butylperoxy)cyclohexane Chemical compound CC(C)(C)OOC1(OOC(C)(C)C)CCCCC1 HSLFISVKRDQEBY-UHFFFAOYSA-N 0.000 description 1
- JVPKLOPETWVKQD-UHFFFAOYSA-N 1,2,2-tribromoethenylbenzene Chemical class BrC(Br)=C(Br)C1=CC=CC=C1 JVPKLOPETWVKQD-UHFFFAOYSA-N 0.000 description 1
- 150000005208 1,4-dihydroxybenzenes Chemical class 0.000 description 1
- UICXTANXZJJIBC-UHFFFAOYSA-N 1-(1-hydroperoxycyclohexyl)peroxycyclohexan-1-ol Chemical compound C1CCCCC1(O)OOC1(OO)CCCCC1 UICXTANXZJJIBC-UHFFFAOYSA-N 0.000 description 1
- LGJCFVYMIJLQJO-UHFFFAOYSA-N 1-dodecylperoxydodecane Chemical compound CCCCCCCCCCCCOOCCCCCCCCCCCC LGJCFVYMIJLQJO-UHFFFAOYSA-N 0.000 description 1
- BDHGFCVQWMDIQX-UHFFFAOYSA-N 1-ethenyl-2-methylimidazole Chemical compound CC1=NC=CN1C=C BDHGFCVQWMDIQX-UHFFFAOYSA-N 0.000 description 1
- JWYVGKFDLWWQJX-UHFFFAOYSA-N 1-ethenylazepan-2-one Chemical compound C=CN1CCCCCC1=O JWYVGKFDLWWQJX-UHFFFAOYSA-N 0.000 description 1
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 description 1
- LEWNYOKWUAYXPI-UHFFFAOYSA-N 1-ethenylpiperidine Chemical compound C=CN1CCCCC1 LEWNYOKWUAYXPI-UHFFFAOYSA-N 0.000 description 1
- UDJZTGMLYITLIQ-UHFFFAOYSA-N 1-ethenylpyrrolidine Chemical compound C=CN1CCCC1 UDJZTGMLYITLIQ-UHFFFAOYSA-N 0.000 description 1
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- CISIJYCKDJSTMX-UHFFFAOYSA-N 2,2-dichloroethenylbenzene Chemical class ClC(Cl)=CC1=CC=CC=C1 CISIJYCKDJSTMX-UHFFFAOYSA-N 0.000 description 1
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- SBYMUDUGTIKLCR-UHFFFAOYSA-N 2-chloroethenylbenzene Chemical class ClC=CC1=CC=CC=C1 SBYMUDUGTIKLCR-UHFFFAOYSA-N 0.000 description 1
- QQBUHYQVKJQAOB-UHFFFAOYSA-N 2-ethenylfuran Chemical compound C=CC1=CC=CO1 QQBUHYQVKJQAOB-UHFFFAOYSA-N 0.000 description 1
- XIXWTBLGKIRXOP-UHFFFAOYSA-N 2-ethenyloxolane Chemical compound C=CC1CCCO1 XIXWTBLGKIRXOP-UHFFFAOYSA-N 0.000 description 1
- ZDHWTWWXCXEGIC-UHFFFAOYSA-N 2-ethenylpyrimidine Chemical compound C=CC1=NC=CC=N1 ZDHWTWWXCXEGIC-UHFFFAOYSA-N 0.000 description 1
- YQGVJKSRGWEXGU-UHFFFAOYSA-N 2-ethenylthiolane Chemical compound C=CC1CCCS1 YQGVJKSRGWEXGU-UHFFFAOYSA-N 0.000 description 1
- OWHSTLLOZWTNTQ-UHFFFAOYSA-N 2-ethylhexyl 2-sulfanylacetate Chemical compound CCCCC(CC)COC(=O)CS OWHSTLLOZWTNTQ-UHFFFAOYSA-N 0.000 description 1
- WFUGQJXVXHBTEM-UHFFFAOYSA-N 2-hydroperoxy-2-(2-hydroperoxybutan-2-ylperoxy)butane Chemical compound CCC(C)(OO)OOC(C)(CC)OO WFUGQJXVXHBTEM-UHFFFAOYSA-N 0.000 description 1
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- 125000001494 2-propynyl group Chemical group [H]C#CC([H])([H])* 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
- ORNUPNRNNSVZTC-UHFFFAOYSA-N 2-vinylthiophene Chemical compound C=CC1=CC=CS1 ORNUPNRNNSVZTC-UHFFFAOYSA-N 0.000 description 1
- VEORPZCZECFIRK-UHFFFAOYSA-N 3,3',5,5'-tetrabromobisphenol A Chemical compound C=1C(Br)=C(O)C(Br)=CC=1C(C)(C)C1=CC(Br)=C(O)C(Br)=C1 VEORPZCZECFIRK-UHFFFAOYSA-N 0.000 description 1
- YEBSYMIZFYCPRG-UHFFFAOYSA-N 3-(oxomethylidene)penta-1,4-diene-1,5-dione Chemical compound O=C=CC(=C=O)C=C=O YEBSYMIZFYCPRG-UHFFFAOYSA-N 0.000 description 1
- VIRDQWZTIAVLSE-UHFFFAOYSA-N 3-ethenyl-9h-carbazole Chemical compound C1=CC=C2C3=CC(C=C)=CC=C3NC2=C1 VIRDQWZTIAVLSE-UHFFFAOYSA-N 0.000 description 1
- DPZYLEIWHTWHCU-UHFFFAOYSA-N 3-ethenylpyridine Chemical compound C=CC1=CC=CN=C1 DPZYLEIWHTWHCU-UHFFFAOYSA-N 0.000 description 1
- UIRSDPGHIARUJZ-UHFFFAOYSA-N 3-ethenylpyrrolidine Chemical compound C=CC1CCNC1 UIRSDPGHIARUJZ-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/10—Esters
- C08F20/12—Esters of monohydric alcohols or phenols
- C08F20/14—Methyl esters, e.g. methyl (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1808—C8-(meth)acrylate, e.g. isooctyl (meth)acrylate or 2-ethylhexyl (meth)acrylate
Definitions
- the invention relates to the use of poly (meth) acrylates as rheology modifiers for the processing of thermoplastic engineering plastics.
- polyamides such as PA6 or PA66
- polyesters such as PBT, PET or PTT
- polycarbonates polylactic acids, polyethers and polysulfones, polyoxymethylenes
- poly (meth) acrylates styrene-acrylonitrile copolymers
- acrylonitrile-butadiene-styrene -Copolymers and polyolefins, such as polypropylene or polyethylene, and mixtures of one or more of the aforementioned plastics are used.
- US 2004/0108623 A1 (Johnson Polymer) describes molding compositions of a host polymer and a low molecular weight copolymer having a weight-average molecular weight of less than 15,000 g / mol, more preferably less than 5000 g / mol, of at least one (meth) acrylate monomer and optionally at least one vinyl aromatic monomer, wherein the relative energy difference between the host polymer and copolymer is less than 2.2.
- host polymer u. a. Polycarbonate, ABS, polyester and polyamide, as well as blends thereof. Due to the very low molecular weight of the copolymers used, it is compared to the standard molding composition without copolymer z. T.
- compositions comprising an aromatic polycarbonate or polyester carbonate, rubber-modified vinyl (co) polymers, vinyl (co) polymers synthesized from alpha-methylstyrene and an acrylate fraction, a flame retardant and an anti-drip agent.
- the vinyl (co) polymer has a weight-average molecular weight of 1,500 to 5,000 and a glass transition temperature> 40 ° C. No indication is given of the weathering stability of the compositions.
- DE 199 27 769 (Röhm GmbH) describes an impact-modified polymethacrylate molding composition which is obtained by mixing an impact-modified polymethacrylate molding composition with a low molecular weight polymethacrylate molding composition.
- the low molecular weight polymethacrylate molding composition has a molecular weight of about 50,000.
- EP 367 198 (Mitsubishi Rayon Co.) describes a lubricant for a methyl methacrylate thermoplastic resin which is converted to a polymer having a reduced viscosity of not more than 2 dl / g, further, a mixture of acrylic acid esters and styrene becomes the first polymer zupolymerinstrument that a reduced Third, a mixture of methacrylic acid esters and other monomers copolymerizable therewith is copolymerized to the copolymers formed in the second stage so that a reduced viscosity of not more than 1 , 5 dl / g of the resulting in the third stage end copolymers results. This manufacturing process is complicated and expensive.
- U.S. Patent No. 5,260.379 (Eastman Kodak) describes a modifier for polyester resins, which is composed of styrene and methyl methacrylate, the glass transition temperatures of the Modifier types are between 100 0 C and 115 0 C.
- the task was to provide Rheologiemodifier for the production of highly flowable molding compositions of thermoplastically processable engineering plastics available, the
- composition according to claim 1 by a copolymer, composed of the following monomer components
- a particularly preferred group of monomers is (meth) acrylates.
- the term (meth) acrylates includes methacrylates and acrylates as well as mixtures of both groups of substances.
- (meth) acrylates derived from saturated alcohols such as methyl (meth) acrylate, ethyl (meth) acrylate, propyl (meth) acrylate, isopropyl (meth) acrylate, n-butyl (meth) acrylate tert-butyl (meth) acrylate, pentyl (meth) acrylate, hexyl (meth) acrylate, heptyl (meth) acrylate, octyl (meth) acrylate, isooctyl (meth) acrylate and 2-ethylhexyl (meth) acrylate; (Meth) acrylates derived from unsaturated alcohols, such as oleyl (meth) acrylate, 2-propynyl (meth) acrylate, allyl (meth) acrylate, vinyl (meth) acrylate; A
- compositions to be polymerized may also contain other unsaturated monomers which are copolymerizable with methyl methacrylate and the abovementioned (meth) acrylates.
- 1-alkenes such as hexene-1, heptene-1
- branched alkenes such as vinylcyclohexane, 3,3-dimethyl-1-propene, 3-methyl-1-diisobutylene, A-methylpentene-1
- acrylonitrile vinyl esters, such as vinyl acetate
- Styrene substituted styrenes having an alkyl substituent in the side chain, such as.
- styrene and ⁇ -ethylstyrene substituted styrenes having an alkyl substituent on the ring such as vinyltoluene and p-methylstyrene, halogenated styrenes such as monochlorostyrenes, dichlorostyrenes, tribromostyrenes and tetrabromostyrenes; Heterocyclic vinyl compounds, such as 2-vinylpyridine, 3-vinylpyridine, 2-methyl-5-vinylpyridine, 3-ethyl-4-vinylpyridine, 2,3-dimethyl-5-vinylpyridine, vinylpyrimidine, vinylpiperidine, 9-vinylcarbazole, 3-vinylcarbazole, A-vinylcarbazole, 1-vinylimidazole, 2-methyl-1-vinylimidazole, N-vinylpyrrolidone, 2-vinylpyrrolidone, N-vinylpyrrolidine
- these comonomers are used in an amount of from 0% by weight to 95% by weight, preferably from 0% by weight to 70% by weight, preferably from 0% by weight to 40% by weight and more preferably 0 Wt .-% to 20 wt .-%, based on the weight of the monomers used, wherein the compounds can be used individually or as a mixture.
- the polymerization is generally started with known free-radical initiators.
- the preferred initiators include the azo initiators well known in the art, such as AIBN and 1, 1-azobiscyclohexanecarbonitrile, and peroxy compounds, such as methyl ethyl ketone peroxide, acetylacetone peroxide, Dilauryl peroxide, tert-butyl per-2-ethylhexanoate, ketone peroxide, methyl isobutyl ketone peroxide, cyclohexanone peroxide, dibenzoyl peroxide, tert-butyl peroxybenzoate, tert-butyl peroxyisopropyl carbonate, 2,5-bis (2-ethylhexanoylperoxy) -2,5-dimethylhexane, tert.
- These compounds are often used in an amount of 0.01 wt .-% to 10 wt .-%, preferably from 0.5 wt .-% to 3 wt .-%, based on the weight of the monomers.
- polymerization auxiliaries and additives may, for example, dispersants, emulsifiers, defoamers, plasticizers, flow aids, or release agents, lubricants and / or heat stabilizers or antioxidants may be included.
- dispersants for example, dispersants, emulsifiers, defoamers, plasticizers, flow aids, or release agents
- lubricants and / or heat stabilizers or antioxidants may be included.
- dispersants for example, dispersants, emulsifiers, defoamers, plasticizers, flow aids, or release agents
- lubricants and / or heat stabilizers or antioxidants may be included.
- the adjustment of the chain lengths of the copolymer can be carried out by polymerization of the monomer mixture in the presence of molecular weight regulators, in particular by the mercaptans known for this purpose, for example n-butyl mercaptan, n-dodecyl mercaptan, 2-mercaptoethanol or 2-ethylhexyl thioglycolate, pentaerythritol tetrathioglycolate; wherein the molecular weight regulator generally in amounts of 0.05 wt .-% to 5 wt .-% based on the monomer mixture, preferably in amounts of 0.1 wt .-% to 2 wt .-% and particularly preferably in amounts of 0 2% by weight to 1% by weight of the monomer mixture (cf., for example, H.
- molecular weight regulators in particular by the mercaptans known for this purpose, for example n-butyl mercaptan,
- n-dodecylmercaptan as molecular weight regulator.
- regulators based on alkyl-3-mercaptopropionate, wherein alkyl is methyl, ethyl, n-butyl, 2-ethylhexyl and n-octadecyl.
- thermoplastically processable engineering plastics can be processed into novel molding compositions.
- the properties of the molding compositions according to the invention can be adjusted in a known manner with the aid of the customary plastic additives and tailored to the requirements of a wide variety of applications, without this resulting in a restriction by the use of rheology modifiers.
- B 0.5 wt .-% to 20 wt .-%, preferably 1, 5 wt .-% to 15 wt .-%, particularly preferably 3 wt .-% to 10 wt .-% of at least one rheology modifier invention, C. 0 wt .-% to 75 wt .-%, preferably 5 wt .-% to 60 wt .-% of at least one filler, preferably a mineral filler based on talc, wollastonite, kaolin and / or glass fibers,
- plastics to be modified thermoplastically processable engineering plastics including polyamides (PA) such as PA6, PA11, PA12, PA66, PA46, PA610, PA612 or PA6T, polyesters such as Polybuthylenterphthalat (PBT), polyethylene terephthalate (PET), polytrimethylene terephthalate (PTT) or polycarbonates (PC), polylactic acid (PLA), polyethers such as polyphenylene ethers, polysulfones such as polyphenylene oxide (PPO) or polyphenylene sulfide (PPS), polyoxymethylene (POM), poly (meth) acrylates, styrene-acrylonitrile copolymers, acrylonitrile Butadiene-styrene copolymers (ABS) and polyolefins, such as polypropylene (PP) or polyethylene, and copolymers of the aforementioned engineering plastics and mixtures (blends) of the aforementioned engineering plastics are used
- Preferred engineering plastics are PA6, PA66, PBT, POM, PET, PC, ABS, and their copolymers and / or plastic blends containing these engineering plastics.
- Particularly preferred engineering plastics are PA6, PA66, PBT, PET and PC, their copolymers and / or mixtures of plastics (blends) containing these engineering plastics.
- blends of engineering plastics include PA / ABS, PA / PP, PA / polystyrene, PA / PBT, PA / PET, PBT / ABS, PBT / ASA, PBT / PS, PC / PBT, PC / PET, PC / ABS, PC / SAN, PC / SAN / ABS or PC / ABS / PMMA, which may contain one or more compatibilizers.
- the rheology modifier according to the invention consists of a copolymer composed of the following monomer components
- the wt .-% add to 100 and the average molecular weight (Mw) between 16,000 and 75,000, wherein the average molecular weight is determined by gel permeation chromatography and wherein the copolymer has a T 9 ⁇ 90 0 C, preferably ⁇ 80 ° C, more preferably ⁇ 60 0 C identifies that according to DIN EN ISO
- the rheology modifier preferably has a molecular weight (Mw) between 16,000 and 40,000.
- the molecular weight distribution is preferably characterized by 1.5, ⁇ Mw / Mn ⁇ 3.5.
- Tg in the particularly preferred range ⁇ 60 ° C
- the rheology modifiers preferably contain at least 3 wt .-% acrylate with Tg ⁇ 0 0 C.
- the preferred glass transition temperature of ⁇ 80 ° C is preferably achieved by incorporation of at least 15 wt .-% acrylate monomer with Tg ⁇ 0 ° C.
- a glass transition temperature above 30 0 C is low.
- "soft" rheology modifiers with low Tg ( ⁇ 30 ° C) offer advantages in terms of high toughness of the moldings.
- rheology modifiers having a sufficiently high flowability MVR of at least 5 cc / 10 min, preferably at least 50 cc / 10 min, measured according to DIN EN ISO 1133 at 150 ° C. and 2.16 kg of support are obtained.
- thermally stable rheology modifiers are preferred, ie those which, when heating from room temperature at a heating rate of 10 ° C. per minute to 300 ° C. in a nitrogen atmosphere in dynamic thermogravimetric analysis (TGA), do not exceed 5% weight loss exhibit.
- TGA dynamic thermogravimetric analysis
- the rheology modifier is used in amounts of 0.5 wt .-% to 20 wt .-%, based on the total composition of the molding composition according to the invention, preferably in amounts of 1, 5 wt .-% to 15 wt .-% and completely particularly preferably in amounts of from 3% by weight to 10% by weight.
- the filler component C is used in amounts of 0.5 wt .-% to 20 wt .-%, based on the total composition of the molding composition according to the invention, preferably in amounts of 1, 5 wt .-% to 15 wt .-% and completely particularly preferably in amounts of from 3% by weight to 10% by weight.
- the filler component C is used in amounts of 0.5 wt .-% to 20 wt .-%, based on the total composition of the molding composition according to the invention, preferably in amounts of 1, 5 wt .-% to 15 wt .-% and completely particularly preferably in amounts of from 3% by
- component C are particulate, flake and in particular fibrous fillers or reinforcing agents, as described in Gumbleter, Müller, plastic additives, 3rd Edition, Hanser Verlag, Kunststoff, Vienna, 1989, individually or in combinations with each other.
- the fillers may be coated with surface-active substances (sizing).
- fillers examples include organic fillers, such as natural fibers and wood flour, natural and synthetic chalks and silicas, dolomites, quartzes, silicates, metals, metal oxides, aluminum hydroxide, titanium dioxide, magnesium carbonate, barium sulfate, glass beads, natural and synthetic silica, silica hollow spheres, carbon, Carbon black, graphite, talc, mica, kaolin, wollastonite, natural and synthetic reinforcing fibers, for example natural fibers, carbon fibers, wollastonite fibers, basalt fibers, ceramic fibers, boron fibers, wiskers and glass fibers.
- organic fillers such as natural fibers and wood flour, natural and synthetic chalks and silicas, dolomites, quartzes, silicates, metals, metal oxides, aluminum hydroxide, titanium dioxide, magnesium carbonate, barium sulfate, glass beads, natural and synthetic silica, silica hollow spheres, carbon, Carbon black, graphite, talc,
- mineral fillers based on talc, mica, silicate, quartz, titanium dioxide, wollastonite, silicas, magnesium carbonate, chalk, feldspar, barium sulfate and / or glass fibers.
- Particularly preferred fillers are talc, wollastonite, kaolin and / or glass fibers.
- reinforcing materials, such as glass fibers cause in particular at higher filler contents in addition to desirable effects, such.
- B. increased rigidity known to greatly increase the melt viscosity, ie a reduction so that filled standard molding compositions without rheology modifier have low flowability.
- Such molding compositions must be processed with increased energy input, which z. B. to longer cooling times and u.
- the flame retardants used are described in the Plastic Additives Handbook, 5th Edition, Hanser Verlag, Kunststoff, 2001.
- organic halogen compounds with synergists or commercial organic nitrogen compounds or organic / inorganic phosphorus compounds, as well as mineral flame retardants such as antimony trioxide, magnesium hydroxide or Ca-Mg-carbonate hydrates, alone or combinations can be used.
- mineral flame retardants such as antimony trioxide, magnesium hydroxide or Ca-Mg-carbonate hydrates, alone or combinations
- halogen-containing, in particular brominated and chlorinated flame retardants for example, ethylene-1, 2-bistetrabromphtalimid, expoxidized tetrabromobisphenol A resin, terabrombisphenol A oligocarbonate, Tertrachlorbisphenol A oligocarbonate, Pentabrompolyacrylat, brominated polystyrene can be used.
- organic phosphorus compounds examples include triphenyl phosphate (TPP), resorcinol bis (diphenyl phosphate) (RDP) and oligomers derived therefrom, and also bisphenol A bis-diphenyl phosphate (BDP) including oligomers, furthermore organic and inorganic phosphinic acid derivatives and their salts also red phosphorus , Phosphites, hypophosphites, phosphine oxides.
- melamine and melamine cyanurate, melamine phosphate and melamine polyphosphate are used as nitrogen compounds.
- synergists are antimony compounds, in particular antimony trioxide and antimony pentoxide, zinc compounds, tin compounds, such as.
- Carbon formers such as phenol-formaldehyde resins, polycarbonates, polyphenyl ethers, polyimides and Tertafluorethylenpolymerisate as anti-drip agents can also be used in conjunction with the aforementioned flame retardants or flame retardant combinations. Preference is given to those flame retardant combinations which contain mineral flame retardants.
- the usual elastomers are used for toughening of engineering thermoplastics.
- impact modifiers are generally amorphous copolymers having a glass transition temperature less than 0 0 C, including, for example, acrylate, ASA, diene, - organosiloxane EPDM, SBS, SEBS, ABS, and MBS rubbers, and ethylene-based impact modifiers, such as For example, EnBA and EMA copolymers, into consideration.
- the elastomers may optionally be included by grafting suitable monomers into a thermoplastic shell, such as MMA.
- the elastomers may optionally with reactive groups, such as. Example, epoxy or anhydride groups be functionalized.
- plastic additives such as lubricants and mold release agents, stabilizers such as UV, temperature, processing stabilizers and antioxidants, nucleating agents, mold release agents, antistatic agents, anti-blocking additives, anti-fogging additives, dyes, pigments, color stabilizers, optical brighteners, matting agents, optical Diffusers, IR absorbers and reflectors, compatibilizers and dispersants alone or in admixture z.
- stabilizers such as UV, temperature, processing stabilizers and antioxidants, nucleating agents, mold release agents, antistatic agents, anti-blocking additives, anti-fogging additives, dyes, pigments, color stabilizers, optical brighteners, matting agents, optical Diffusers, IR absorbers and reflectors, compatibilizers and dispersants alone or in admixture z.
- stabilizers such as UV, temperature, processing stabilizers and antioxidants, nucleating agents, mold release agents, antistatic agents, anti-blocking additives, anti-f
- Stabilizers used are, for example, sterically hindered phenols, hydroquinones, aromatic secondary amines and diamines, substituted resorchines, salicylates, benzotriazoles and benzophenones, as well as various substituted representatives of these groups and mixtures thereof,
- As lubricants and mold release agents for example, ester waxes, Pentaeritrytoltetrastearat, long-chain fatty acids, such as.
- As stearic acid their salts, for.
- Ca or Zn stearate amine derivatives, montan waxes, and low molecular weight polyethylene or polypropylene waxes used.
- nucleating agent z. B Na and Caliciumphenylphosphinat, alumina, silica and preferably talc can be used.
- the pigments used are, for example, titanium dioxide, ultramarine blue, iron oxide, carbon black, phthalocyanines, quinacridones, perylenes, nirosine and anthraquinones.
- plasticizers for example, phthalates, hydrocarbon oils, N- (n-butyl) benzenesulfonamide and citric acid esters can be used.
- the additivation of the technical plastic with one or more rheology modifiers and / or the further plastic additives takes place according to the known mixing methods, the components being mixed individually or in mixtures as a dry blend and / or as a masterbatch in the respective proportions by weight.
- the mixing is done by mixing together, mixing, kneading, extruding, rolling, or compressing the components. It may be advantageous to directly produce shaped bodies or semi-finished products from a dry blend of premixed components and / or individual components.
- the molding compositions according to the invention are produced by means of the known thermoplastic processing processes, such. As extrusion, injection molding, calendering, deep drawing or thermoforming processed into moldings or semi-finished products. Preferred processing processes are extrusion processes and more preferably injection molding processes.
- thermoplastic molding composition sets, inter alia, the productivity in the production of moldings or semi-finished products from these molding compositions, the quality and geometry of the molding or semi-finished limits. These limits can be overcome with the molding compositions of the invention.
- the highly flowable molding compositions can be compared to standard molding compositions without Rheologiemodifier with lower energy input, d. H. with lower closing forces and / or lower melt temperatures in the injection molding process. At lower clamping forces smaller, cheaper injection molding machines can be used. Reduced melt temperatures mean shorter cooling and cycle times, i. H. higher productivity compared to standard. In addition, if necessary, the thermal damage is reduced at a reduced processing temperature and improves the quality of the components. A reduction of the melt temperature when using the highly flowable molding compounds allows for a given cycle time, if necessary, the use of simple tools with lower cooling capacity.
- the highly flowable molding compounds may allow finer tool geometries (thinner-walled, more complex components) or fewer injection points (ie fewer weld lines, fewer weak points) for larger components or an increased number of cavities for multiple tools.
- a PA6 molding composition according to the invention with 60% by weight glass fiber content in a similar manner as a PA6 standard molding compound with about 30 wt .-% glass fibers are processed by injection molding.
- the reaction was polymerized at 73 ° C. for 70 minutes and 90 ° C. for 5 minutes and then cooled to 50 ° C., 7.5 g sulfuric acid (50% by weight) were added and the mixture was stirred for 5 minutes and cooled further to room temperature.
- the polymer beads were filtered off, washed thoroughly with water and mixed in a circulating air drier at 40 0 C to a residual moisture content of ⁇ 0.5.% Dried. In this case, with a yield of more than 95% (based on the monomer composition used) of polymer beads having an average particle diameter (d50) of about 0.3 mm, and the polymer properties given in Table 2 were obtained.
- Example 1 a water phase with the same composition as in Example 1 was prepared in each case analogously to Example 1 and this heated to 73 ° C. Subsequently, the respective monomer and auxiliary mixture according to Table 1 was added with stirring and polymerized analogously to Example RM1.
- the preparation of the inventive example RM4 was carried out using 2-ethylhexyl acrylate (EHA) instead of n-butyl acrylate. Comparative Example 1 was prepared completely without the addition of n-BA or EHA, ie as pure homo-PMMA. The Work-up and drying of the respective bead polymer was again carried out analogously to Example RM1.
- EHA 2-ethylhexyl acrylate
- polymer beads having a mean grain diameter of 0.2 to 0.5 mm and the properties given in Table 2 were obtained with a yield of more than 95%.
- Mean particle diameter (d50) of the dried beads The determination was carried out by means of laser diffraction spectroscopy with an LS 13 320 from BeckmanCoulter.
- Molecular Weight The determination of the weight- (Mw) or the number-average (Mn) molecular weight was carried out by gel permeation chromatography (GPC / SEC) in tetrahydrofuran as eluent on a column combination of porosities 10E6, 10E5, 10E4, 10E3 on the basis of a calibration with polystyrene. Standards evaluated as PMMA equivalents via a universal calibration.
- Residual monomer content The content of residual MMA or n-BA was determined by means of a gas chromatographic vapor space analysis (headspace GC). Unreacted 2-EHA was determined by gas chromatography by liquid injection of an extract solution.
- Tg Glass transition temperature
- Polymer 1 Commercially available PBT of the name Pocan B 1305, a commercial product of Lanxess Deutschland GmbH, Leverkusen, Germany.
- Glass fiber 1 Commercially available glass fiber of the designation CS 7967, a commercial product of Lanxess N.V., Antwerp, Belgium
- Polymer 2 Commercially available PA6 of the name Durethan B29, a commercial product of Lanxess Deutschland GmbH, Leverkusen, Germany.
- Glass fiber 2 Commercially available glass fiber of the designation CS 7928, a commercial product of Lanxess N.V., Antwerp, Belgium
- Additives Commercially available montan wax as mold release agent and commercially available stabilizer mixture, Irganox B 1171 from Ciba Lampertheim GmbH Lampertheim / D.
- melt viscosity The determination of the melt viscosity of dried molding material granules at the indicated temperatures and shear rates was carried out in accordance with DIN / ISO 1133 by extrapolation from the respective flow curve, which by means of high pressure capillary rheometer Rheograph 2003, the company Göttfert GmbH, Buchen / D and correction the run-in effects according to Rabinowitsch-Gl protectivele was determined.
- the drying was carried out at 120 ° C. for 4 hours in vacuo.
- the drying was carried out at 80 ° C. for 8 hours in vacuo.
- Residual residue Determination according to DIN EN ISO 3451/1 by means of microwave ashing device type CEM from CEM GmbH, Kamp-Lintfort / D at 625 ° C. on dried samples.
- Notched impact strength Determination according to IZOD method according to DIN EN ISO 180/1 A at 23 ° C.
- Heat resistance HDT-A Determination according to DIN EN ISO 75 with 120K / h heating speed.
- PBT Compounding
- the PBT granules were pre-dried for 4 h at 120 ° C. in a dry air dryer.
- the rheology modifiers were vorgetrochnet 24 hours at 30 0 C in a circulating air dryer.
- the molding compositions based on PBT of the compositions mentioned in Table 3 and Table 4 were prepared by means of twin-screw extruder of the type ZSK25 (Coperion Werner & Pfleiderer GmbH & Co. KG, Stuttgart, Germany) at melt temperatures of about 250 to 255 ° C, a throughput of 10 compounded kg / h and a screw speed of 125 revolutions per minute and the melt passed through a water bath in a strand pelletizer and then granulated.
- Test Specimens After 4h drying the PBT molding compositions at 120 0 C in a circulating air dryer was the preparation of the test specimens for the mechanical tests in Table 3 and 4 by means of an injection molding machine type Arburg 320M850-210 at 270 0 C melt temperature and 70 0 C. Tool temperature as follows:
- Test specimen Type 1 (ISO standard rod 80 mm x 10 mm x 4 mm) sprayed to ISO 294 with campus tool.
- the mechanical properties remain virtually unchanged, or in particularly preferred embodiments, for. T. even improved, as evidenced by the increased toughness and the increased flexural modulus.
- PA6 Compounding
- the PA6 granules were pre-dried for 4 h at 100 ° C. in a dry air dryer.
- the rheology modifiers were pre-dried in a convection dryer at 30 0 C for 24 h.
- the molding compositions based on PA6 of the compositions listed in Table 5 were by means of twin screw extruder type ZSK25 (Coperion Werner & Pfleiderer GmbH & Co. KG, Stuttgart, Germany) at melt temperatures of about 255 to 260 0 C, a throughput of 10 kg / h and a screw speed of 125 revolutions per minute compounded and passed the melt through a water bath in a strand pelletizer and then granulated.
- Test specimen production After 8 hours drying of the reinforced PA6 molding compounds at 80 ° C. in a circulating air dryer, the test specimens for the mechanical tests in Tables 5 and 6 were produced by means of an Arburg 320M850-210 injection molding machine at 270 ° C. melt temperature and 80 ° C. C tool temperature, as follows:
- Test specimen Type 1 (ISO standard rod 80 mm x 10 mm x 4 mm) sprayed to ISO 294 with campus tool.
- the molding compositions C8 to C11 according to the invention in the compounding compared with the comparative experiment C8 are again characterized by a reduced torque absorption during compounding and a reduced melt viscosity.
- the mechanical properties in turn remain at a high level, or be such.
- the from the Test specimens prepared according to the invention again have a high surface quality.
- the molding compositions provided with the rheology modifier according to the invention can be processed into a variety of plastic moldings, such as injection molded parts used in the automotive industry as body parts outside or as components in the interior of the automobile or in electrical and electronic equipment, such as plug housing or as a switch, further to housing components or as covers.
- the molding compositions equipped with the rheology modifier according to the invention can also be processed into interior fittings for ships, aircraft buses and rail vehicles, in addition to household items and gardening tools.
- the molding compositions provided with the rheology modifier according to the invention can also be processed into profiles.
- FIG. 1 and FIG. 2 show the dependence of the melt viscosity on the shear rate.
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Abstract
Description
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008040152A DE102008040152A1 (de) | 2008-07-03 | 2008-07-03 | Rheologiemodifier |
| PCT/EP2009/055511 WO2010000530A1 (de) | 2008-07-03 | 2009-05-07 | Rheologiemodifier |
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| Publication Number | Publication Date |
|---|---|
| EP2294097A1 true EP2294097A1 (de) | 2011-03-16 |
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| US (1) | US20110166312A1 (de) |
| EP (1) | EP2294097A1 (de) |
| CN (1) | CN102112500A (de) |
| DE (1) | DE102008040152A1 (de) |
| WO (1) | WO2010000530A1 (de) |
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| WO2013052269A2 (en) * | 2011-09-20 | 2013-04-11 | Ticona Llc | Housing for a portable electronic device |
| CN110437740B (zh) * | 2019-08-08 | 2021-01-05 | 陕西宝塔山油漆股份有限公司 | 一种高装饰型丙烯酸聚硅氧烷涂料及其制备方法 |
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| US3983060A (en) * | 1974-07-24 | 1976-09-28 | S. C. Johnson & Son, Inc. | Low temperature glazing composition |
| JP2705812B2 (ja) | 1988-10-31 | 1998-01-28 | 三菱レイヨン株式会社 | 熱可塑性樹脂用滑剤およびこれを用いた熱可塑性樹脂組成物 |
| DE3930743A1 (de) * | 1989-09-14 | 1991-03-28 | Roehm Gmbh | Waessrige polyacrylat-dispersion als heisssiegelkleber |
| DE4035491A1 (de) * | 1990-11-08 | 1992-05-14 | Roehm Gmbh | Fliessverbesserung bei der verarbeitung von schlagzaeh zu modifizierenden pvc-blends |
| EP0469521B1 (de) * | 1990-08-03 | 1995-12-06 | Röhm Gmbh | Fliessverbesserung bei der Verarbeitung von schlagzäh zu modifizierenden PVC-Blends |
| US5260379A (en) | 1991-09-13 | 1993-11-09 | Eastman Kodak Company | Polyester blends with improved processability |
| DE19927769A1 (de) | 1999-06-17 | 2000-12-21 | Roehm Gmbh | Schlagzähmodifizierte Polymethacrylat-Formmasse mit verbesserter Fließfähigkeit |
| AU2003295672B2 (en) | 2002-12-10 | 2008-05-22 | Johnson Polymer, Llc | High flow engineering theremoplastic compositions and products made therefrom |
| DE10319761A1 (de) | 2003-04-30 | 2004-11-18 | Röhm GmbH & Co. KG | Dehnungserhöhungsmittel für die Herstellung von synthetischen Fäden aus schmelzspinnbaren faserbildenden Matrix-Polymeren |
| DE10328665A1 (de) | 2003-06-26 | 2005-01-13 | Bayer Materialscience Ag | Polycarbonatformmassen mit verbesserter Schmelzefließfähigkeit und Chemikalienbeständigkeit |
| DE102005009200A1 (de) | 2005-02-25 | 2006-08-31 | Lanxess Deutschland Gmbh | Polyamid-Formmassen mit verbesserter Fließfähigkeit |
| DE102005034999A1 (de) | 2005-07-22 | 2007-01-25 | Basf Ag | Fließfähige Polyester mit Polyesterelastomeren |
| DE102005050957A1 (de) | 2005-10-25 | 2007-04-26 | Lanxess Deutschland Gmbh | Formmassen auf Basis eines thermoplastischen Polyesters mit verbesserter Fließfähigkeit |
-
2008
- 2008-07-03 DE DE102008040152A patent/DE102008040152A1/de not_active Withdrawn
-
2009
- 2009-05-07 WO PCT/EP2009/055511 patent/WO2010000530A1/de not_active Ceased
- 2009-05-07 EP EP09772230A patent/EP2294097A1/de not_active Withdrawn
- 2009-05-07 US US13/002,426 patent/US20110166312A1/en not_active Abandoned
- 2009-05-07 CN CN2009801294688A patent/CN102112500A/zh active Pending
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2010000530A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US20110166312A1 (en) | 2011-07-07 |
| WO2010000530A1 (de) | 2010-01-07 |
| CN102112500A (zh) | 2011-06-29 |
| DE102008040152A1 (de) | 2010-01-07 |
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