EP3237171A1 - Agent d'extrusion pour polyolefines extrudables sous formes de fibres - Google Patents
Agent d'extrusion pour polyolefines extrudables sous formes de fibresInfo
- Publication number
- EP3237171A1 EP3237171A1 EP15817984.6A EP15817984A EP3237171A1 EP 3237171 A1 EP3237171 A1 EP 3237171A1 EP 15817984 A EP15817984 A EP 15817984A EP 3237171 A1 EP3237171 A1 EP 3237171A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- extrusion
- polyolefin
- fibers
- extrusion agent
- agent according
- 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- Withdrawn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
- 238000001125 extrusion Methods 0.000 title claims abstract description 81
- 229920000098 polyolefin Polymers 0.000 title claims description 43
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 55
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 8
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 4
- 239000000835 fiber Substances 0.000 claims description 30
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims description 29
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 25
- 239000000203 mixture Substances 0.000 claims description 21
- 239000002033 PVDF binder Substances 0.000 claims description 20
- 238000009472 formulation Methods 0.000 claims description 15
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 13
- 229920000642 polymer Polymers 0.000 claims description 13
- 229920001577 copolymer Polymers 0.000 claims description 12
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- -1 polypropylene Polymers 0.000 claims description 10
- 239000004743 Polypropylene Substances 0.000 claims description 9
- 239000000155 melt Substances 0.000 claims description 7
- 229920001155 polypropylene Polymers 0.000 claims description 7
- 239000000654 additive Substances 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 4
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims description 4
- 229920001519 homopolymer Polymers 0.000 claims description 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 4
- 238000001542 size-exclusion chromatography Methods 0.000 claims description 3
- MIZLGWKEZAPEFJ-UHFFFAOYSA-N 1,1,2-trifluoroethene Chemical group FC=C(F)F MIZLGWKEZAPEFJ-UHFFFAOYSA-N 0.000 claims description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 2
- 239000005977 Ethylene Substances 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 238000013329 compounding Methods 0.000 claims description 2
- 238000004587 chromatography analysis Methods 0.000 claims 1
- 230000007717 exclusion Effects 0.000 claims 1
- 229920002313 fluoropolymer Polymers 0.000 abstract description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 9
- 239000004816 latex Substances 0.000 description 8
- 229920000126 latex Polymers 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- 230000007547 defect Effects 0.000 description 6
- 239000003999 initiator Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 229920001973 fluoroelastomer Polymers 0.000 description 5
- 239000008187 granular material Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 239000004094 surface-active agent Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000004811 fluoropolymer Substances 0.000 description 4
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 3
- 239000001632 sodium acetate Substances 0.000 description 3
- 235000017281 sodium acetate Nutrition 0.000 description 3
- 229920005992 thermoplastic resin Polymers 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 229920001890 Novodur Polymers 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 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 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 238000000113 differential scanning calorimetry Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000007720 emulsion polymerization reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 239000011146 organic particle Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 229920001983 poloxamer Polymers 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920001707 polybutylene terephthalate Polymers 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 238000010557 suspension polymerization reaction Methods 0.000 description 2
- GHOKWGTUZJEAQD-ZETCQYMHSA-N (D)-(+)-Pantothenic acid Chemical compound OCC(C)(C)[C@@H](O)C(=O)NCCC(O)=O GHOKWGTUZJEAQD-ZETCQYMHSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- IEPRKVQEAMIZSS-UHFFFAOYSA-N Di-Et ester-Fumaric acid Natural products CCOC(=O)C=CC(=O)OCC IEPRKVQEAMIZSS-UHFFFAOYSA-N 0.000 description 1
- IEPRKVQEAMIZSS-WAYWQWQTSA-N Diethyl maleate Chemical compound CCOC(=O)\C=C/C(=O)OCC IEPRKVQEAMIZSS-WAYWQWQTSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 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 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 239000002981 blocking agent Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002270 exclusion chromatography Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000013020 final formulation Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 229920005669 high impact polystyrene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000004797 high-impact polystyrene Substances 0.000 description 1
- 239000007970 homogeneous dispersion Substances 0.000 description 1
- 229910001701 hydrotalcite Inorganic materials 0.000 description 1
- 229960001545 hydrotalcite Drugs 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 229920000092 linear low density polyethylene Polymers 0.000 description 1
- 239000004707 linear low-density polyethylene Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- 239000012860 organic pigment Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
- XRBCRPZXSCBRTK-UHFFFAOYSA-N phosphonous acid Chemical class OPO XRBCRPZXSCBRTK-UHFFFAOYSA-N 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- 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
- C08F214/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
- C08F214/18—Monomers containing fluorine
- C08F214/22—Vinylidene fluoride
- C08F214/222—Vinylidene fluoride with fluorinated vinyl ethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
- D01F6/06—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins from polypropylene
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/922—Viscosity; Melt flow index [MFI]; Molecular weight
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
Definitions
- the present invention relates generally to the field of extrusion of thermoplastic polymers. More particularly, the invention relates to an extrusion assisting agent, that is, an additive which makes it possible to reduce or eliminate the surface defects that occur when extruding a thermoplastic resin, in particular a polyolefin, in the form of fibers.
- the extrusion aid according to the invention (or extrusion agent in the following application) contains thermoplastic fluoropolymers of low viscosity and does not contain a synergist.
- the invention also relates to the use of the extrusion agent for extrusion in the form of single or multi-filament fibers or nonwovens, as well as to the extrusion process.
- extrusion agents comprising fluorinated polymers mixed with synergists, and possibly other additives.
- the Applicant has already described in EP 1616907 the use of a mixture of at least one fluorinated polymer and at least one interface agent, as an extrusion agent for the extrusion of a polyolefin in the form of of movie.
- the invention relates firstly to an extrusion agent for polyolefin extrudable in the form of fibers, said extrusion agent comprising a vinylidene fluoride-based polymer (hereinafter referred to as "PVDF”) having a thermoplastic character.
- PVDF vinylidene fluoride-based polymer
- said PVDF has a viscosity of less than 5 kP, preferably less than 1 kP, as measured at 232 ° C and 100s- 1 by means of a capillary rheometer or a parallel plate rheometer.
- the invention has a molecular weight ranging from 5,000 to 200,000 Dalton, as measured by size exclusion chromatography.
- the extrusion agent according to the invention is free of synergist.
- synergist is meant here an interface agent (surfactant) which is a thermoplastic oligomer or polymer in the liquid state or is melted at the extrusion temperature and has a lower melt viscosity. to that of the polymer to be extruded and additives used.
- surfactant is a thermoplastic oligomer or polymer in the liquid state or is melted at the extrusion temperature and has a lower melt viscosity.
- Many synergists are used in combination with a fluoropolymer to enhance the positive effects of the latter during the extrusion of polyolefins.
- the extrusion agent according to the invention makes it possible to obtain good results during the extrusion of polyolefins, such as a drop in pressure, an improved surface state and a lack of deposits.
- the extrusion agent according to the invention is particularly effective in reducing or even eliminating extrusion defects likely to occur during the extrusion of low viscosity polyolefins having a high melt index of at least 10 g / 10 min, preferably greater than 25 g / 10 min, advantageously greater than 40 g / 10 min, measured according to ASTM 1238.
- the invention relates to fibers extruded from a formulation comprising a polyolefin and the extrusion agent of the invention. These fibers are in the form of mono- or multi-filaments, or in the form of non-woven materials.
- One of the advantages provided by the extrusion agent according to the invention is that it makes it possible to obtain good quality fibers from low viscosity polyolefms, for which the use of a fluoroelastomer as an agent extrusion (alone or in admixture with a synergist), does not give satisfactory results, because of its high viscosity and elasticity, which prevent the homogeneous dispersion in the mass of the polyolefin.
- the invention relates to a process for producing fibers by extrusion of a polyolefin by means of the extrusion agent of the invention, said polyolefin having a melt index of at least 10 g. / 10 min, preferably greater than 25 g / 10 min, advantageously greater than 40 g / 10 min, said process comprising the following steps:
- the invention relates to an extrusion agent for extruded polyolefin in the form of fibers, said extrusion agent comprising a vinylidene fluoride-based polymer (PVDF) having a viscosity of less than 5 kP, preferably less than at 1 kP, and having a thermoplastic character.
- PVDF vinylidene fluoride-based polymer
- said polymer is a PVDF homopolymer.
- the PVDF is a copolymer of fluoride of VDF and at least one other comonomer chosen from chlorotrifluoroethylene (CTFE), hexafluoropropylene (HFP), trifluoroethylene (VF3), tetrafluoroethylene (TFE) and ethylene.
- said copolymer contains at least 75% by weight of VDF, preferably at least 85% by weight of VDF, which gives it a thermoplastic character.
- CFE chlorotrifluoroethylene
- HFP hexafluoropropylene
- VF3 trifluoroethylene
- TFE tetrafluoroethylene
- ethylene ethylene
- said copolymer contains at least 75% by weight of VDF, preferably at least 85% by weight of VDF, which gives it a thermoplastic character.
- These polymers can be obtained by known polymerization methods such as solution, emulsion or suspension polymerization.
- the PVDF is prepared by an emulsion process in the
- the PVDFs according to the invention are characterized by a low melt viscosity, namely a viscosity ranging from 0.01 to less than 5 kP, preferably from 0.03 to 2.5 kP, advantageously of 0.05. at less than 1 kP, and more preferably from 0.1 to 0.8 kP.
- the viscosity is measured at 232 ° C., at a shear rate of 100 sec -1 using a rheometer of a capillary rheometer or a parallel plate rheometer, according to ASTM D3825. give similar results.
- PVDFs have number average molecular weights ranging from 5 kDa to 200 kDa, preferably from 10 kDa to 100 kDa, as measured by 0.003M DMF / LiBr steric exclusion chromatography with PMMA as a calibration standard.
- chain transfer agents adapted to this purpose are chosen from:
- esters such as ethyl acetate and diethyl maleate
- halocarbons and hydrohalocarbons such as chlorocarnides, hydrochlorocarbons, chlorofluorocarbons and hydrochlorofluorocarbons, organic solvents, when added to an emulsion or suspension polymerization reaction.
- the PVDFs forming part of the extrusion agent according to the invention are preferably homogeneous copolymers, this term meaning that they have uniform chain structures in which the statistical distribution of the comonomer (s) along the chain polymer is tightened.
- heterogeneous polymers
- heterogeneous polymers
- the polymer chains have a distribution in average comonomer content which is multimodal or spread; the heterogeneous PVDF therefore comprises polymer chains rich in comonomer and chains comprising almost no or little comonomer.
- the Applicant has described heterogeneous PVDFs and extrusion agents containing them in EP 1976927.
- the homogeneous PVDF copolymers are prepared by a one-step process, in which the VDF and the comonomer are gradually injected, maintaining a constant VDF / mono monomer mass ratio.
- additives may be added to the PVDF described above to form the extrusion agent according to the invention.
- additives are advantageously chosen from the primary antioxidants of phenolic or phenolic hindered type, and / or secondary selected from phosphorus components (phosphonites and / or phosphites).
- Amines can also be used, but in general their use must be limited because of possible interactions with PVDF.
- the invention relates to fibers extruded from a formulation comprising a polyolefin and the extrusion agent of the invention.
- These fibers are in the form of monofilaments or multi-filaments, or in the form of nonwoven materials which are groups of randomly oriented or directional fibers in the form of a web, a web or a web. fiber mattress.
- the diameters of these fibers range from 0.1 to 300 microns, advantageously from 0.5 to 5 microns (for nonwovens), from 5 to 50 microns (for multi-filaments), from 50 to 300 microns (for monofilaments). These diameters are given for information only.
- These fibers are used in many fields such as textiles (clothing, architecture, industrial) and filtration (air, liquids such as water or fuels).
- the invention relates to a process for producing fibers by extrusion of a polyolefin by means of the extrusion agent of the invention, said polyolefin having a melt index of at least 10 g. / 10 min, preferably greater than
- the extrusion agent can be added to the final formulation in a pre-compounding or dry-mix phase during extrusion via the use of a masterbatch. In the latter case, the extrusion agent is diluted in a polyolefin formulation having the same viscosity as the polyolefin formulation to be extruded.
- the extrudable thermoplastic resin in the form of fibers may be a polyolefin, a styrenic resin, a polyester or a polyamide / copolyamide.
- the polyolefin is chosen from:
- a polyethylene in particular a low density polyethylene (LDPE), high density (HDPE), linear low density (LLDPE), very high density (UHDPE).
- LDPE low density polyethylene
- HDPE high density polyethylene
- LLDPE linear low density polyethylene
- UHDPE very high density
- polypropylene in particular iso- or syndiotactic polypropylene
- styrenic resin denotes a homopolystyrene or a copolymer of styrene containing at least 50% by weight of styrene. It may be a crystal polystyrene, a high impact polystyrene, an acrylonitrile-butadiene-styrene copolymer (ABS) or a block copolymer, for example a copolymer comprising styrene and a diene.
- ABS acrylonitrile-butadiene-styrene copolymer
- the polyester may be for example poly (ethylene terephthalate) (PET) or poly (butylene terephthalate) (PBT).
- PET poly (ethylene terephthalate)
- PBT poly (butylene terephthalate)
- the polyamide and copolyamide may be, for example, PA6, PA6.6, PA6.6 / 6,
- PA6.10, PA12, PA10.10, PAU this list not being restrictive.
- the thermoplastic resin may be charged, that is to say contain dispersed organic or inorganic particles.
- the inorganic filler may be for example a silica, an alumina, a zeolite, a titanium oxide, sodium or potassium carbonate, hydrotalcite, talc, a zinc oxide, a magnesium or calcium oxide, a diatomaceous earth or carbon black. It can also be a mineral pigment.
- the organic particles may be for example those of an organic pigment or an antioxidant.
- the organic filler may be antioxidants, but also UV absorbers, HALS, slipping agent, anti-blocking agent, anti-fogging agent or anti-water repellent.
- the polyolefin is a polypropylene having a melt index of at least 10 g / 10 min, preferably greater than 25 g / 10 min, advantageously greater than 40 g / 10 min, measured according to ASTM standard 1238 .
- a high pressure autoclave having an inner volume of 2 1 is charged with 1000 ml of deionized water and 0.6 g of Pluronic ® 31R1 surfactant.
- the autoclave is purged with nitrogen with rapid stirring for 20 min.
- the vent valve is closed, 5.0 g of propane is added and the mixture is heated to 83 ° C.
- 140 g of vinylidene fluoride (VDF) are then added to reach a pressure of 44.8 bar.
- VDF vinylidene fluoride
- melt index 0.4 kP (232 ° C, 100s 1 );
- weight average molecular weight 105.7 kDa, as measured by 0.02M DMF / LiBr size exclusion chromatography with PMMA as standard of calibration, number average molecular weight: 52.7 kDa;
- a high pressure autoclave with an internal volume of 352.4 l is charged with 149.3 l deionized water and 720 g Capstone ® FS-10 fluorinated surfactant (30 wt% solution).
- the autoclave is purged with nitrogen; the aeration valve is closed, ethyl acetate (CTA) is added and the mixture is heated to 83 ° C.
- Vinylidene fluoride (VDF) is then added to reach a pressure of 44.8 bar. While continuing to stir the contents of the autoclave, 3.629 kg of a first solution of potassium persulfate at 1.65% by weight and a second solution of sodium acetate at 1.65% are added rapidly. by weight (total solids content: 3.3%).
- the initiator solution is added continuously at a rate of 0.227 to 1.361 kg / h.
- the addition of VDF continues to maintain the pressure at 44.8 bar.
- the amount of VDF added is 96.162 kg, the supply of VDF and initiator is stopped and the reaction is maintained at 83 ° C until the pressure drops below 20.68 bar; at this point the autoclave is vented and cooled to room temperature.
- About 272,156 kg of fluid white latex are obtained.
- the latex is diluted to 20% by weight and spray-dried.
- the latex has the following characteristics shown in Table 1:
- melt index measured at 232 ° C, 100s- 1 using a capillary rheometer or a parallel plate rheometer;
- melting temperature measured by differential scanning calorimetry (DSC) second heating cycle.
- a high-pressure autoclave having an inner volume of 352.4 1 was charged with 156.49 1 of deionized water and 66 g of Pluronic ® 31R1 surfactant.
- the autoclave is purged with nitrogen; the aeration valve is closed, ethyl acetate is added and the mixture is heated to 83 ° C.
- 8.3 kg of hexafluoropropylene (HFP) are quickly added and VDF is then added to reach a pressure of 44.8 bar.
- HFP hexafluoropropylene
- total solids content 2%.
- the initiator solution is added continuously at a rate of 0.227 to 1.361 kg / h.
- the addition of HFP and VDF continues to maintain the pressure at 44.8 bar.
- the supply of VDF, HFP and initiator is stopped and the reaction is maintained at 83 ° C. until that the pressure drops below 20.68 bar; at this point the autoclave is vented and cooled to room temperature.
- About 24.95 kg of fluid white latex are obtained (its solids content being 33%).
- the latex is diluted to 20% by weight and spray-dried to obtain a white powder.
- the HFP mass content of the copolymer was determined by magnetic resonance spectroscopy ( 19 F NMR). Rheology molten state% by weight
- Granules of a PVDF homopolymer medium viscosity: 3-4 kP are incorporated by twin screw extrusion at 5% by weight in a type of polypropylene Sabic PP ® 511 A, MFI 25 g / 10 min at 230 ° C, 2.16 kg.
- This masterbatch which is in the form of granules, is then tested as an aid for implementation according to the protocol described below:
- Homogeneous VDF / HFP copolymer granules are incorporated by twin-screw extrusion at a level of 5% by mass in a Sabic-type polypropylene.
- PVDF pellets from the synthesis example 5 (viscosity about 0.11 kP) are incorporated by twin screw extrusion at 5% by weight in a polypropylene type Sabic ® 511A PP, MFI 25 g / 10 min at 230 ° C, 2.16 kg.
- This masterbatch which is in the form of granules, is then tested as an aid for implementation according to the protocol described below:
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1463123A FR3030528B1 (fr) | 2014-12-22 | 2014-12-22 | Nouvel agent d'extrusion pour polyolefines extrudables sous formes de fibres |
| PCT/FR2015/053405 WO2016102796A1 (fr) | 2014-12-22 | 2015-12-10 | Agent d'extrusion pour polyolefines extrudables sous formes de fibres |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3237171A1 true EP3237171A1 (fr) | 2017-11-01 |
Family
ID=52684478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP15817984.6A Withdrawn EP3237171A1 (fr) | 2014-12-22 | 2015-12-10 | Agent d'extrusion pour polyolefines extrudables sous formes de fibres |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20170368731A1 (fr) |
| EP (1) | EP3237171A1 (fr) |
| FR (1) | FR3030528B1 (fr) |
| WO (1) | WO2016102796A1 (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3145993B1 (fr) * | 2014-05-19 | 2021-09-29 | Arkema, Inc. | Composition de polymère fluoré de fluidité élevée |
| US20210107266A1 (en) * | 2019-10-15 | 2021-04-15 | Nan Ya Plastics Corporation | Antibacterial plastic surface material |
| CA3178883A1 (fr) | 2020-06-30 | 2022-01-06 | Novocure Gmbh | Reseaux de transducteurs flexibles dotes d'une couche polymere isolante permettant l'application de champs de traitement des tumeurs (ttfields) |
| CN112708198B (zh) * | 2020-12-28 | 2022-04-01 | 台州学院 | 一种高相容的聚丙烯驻极母粒、其制备方法和熔喷布 |
| EP4458869A1 (fr) * | 2023-05-03 | 2024-11-06 | Arkema, Inc. | Procédé de production de copolymères de fluorure de polyvinylidène |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3125547A (en) | 1961-02-09 | 1964-03-17 | Extrudable composition consisting of | |
| US4013622A (en) | 1975-06-23 | 1977-03-22 | Cities Service Company | Method of reducing breakdown in polyethylene film |
| US4581406A (en) | 1985-06-11 | 1986-04-08 | E. I. Du Pont De Nemours And Company | Fluoroelastomer containing polyethylene composition and process for extruding same |
| US4855360A (en) | 1988-04-15 | 1989-08-08 | Minnesota Mining And Manufacturing Company | Extrudable thermoplastic hydrocarbon polymer composition |
| US5587429A (en) | 1995-04-04 | 1996-12-24 | E. I. Dupont De Nemours And Company | Processing aid system for polyolefins |
| CA2369349A1 (fr) * | 2000-01-19 | 2001-07-26 | Mitsui Chemicals, Inc. | Textile non tisse file-lie et stratifie |
| FR2873125B1 (fr) * | 2004-07-16 | 2008-09-05 | Arkema Sa | Melange maitre a base de polymere fluore et son utilisation pour l'extrusion des polyolefines |
| FR2896250B1 (fr) * | 2006-01-13 | 2012-08-17 | Arkema | Agent d'extrusion a base de pvdf |
-
2014
- 2014-12-22 FR FR1463123A patent/FR3030528B1/fr not_active Expired - Fee Related
-
2015
- 2015-12-10 US US15/538,951 patent/US20170368731A1/en not_active Abandoned
- 2015-12-10 EP EP15817984.6A patent/EP3237171A1/fr not_active Withdrawn
- 2015-12-10 WO PCT/FR2015/053405 patent/WO2016102796A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FR3030528A1 (fr) | 2016-06-24 |
| FR3030528B1 (fr) | 2018-06-22 |
| WO2016102796A1 (fr) | 2016-06-30 |
| US20170368731A1 (en) | 2017-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1976927B1 (fr) | Agent d'extrusion a base d'un pvdf heterogene | |
| EP3237171A1 (fr) | Agent d'extrusion pour polyolefines extrudables sous formes de fibres | |
| US7947775B2 (en) | Fluoropolymer blending process | |
| CA2511872C (fr) | Melange maitre a base de polymere fluore et son utilisation pour l'extrusion des polyolefines | |
| EP4698573A1 (fr) | Polyalcool en tant qu'adjuvants de fabrication de polymères | |
| EP3383616B1 (fr) | Agent d'extrusion pour polyolefines | |
| EP1279685B1 (fr) | Polymère du fluorure de vinylidène à fraction de chaînes non transférées et son procédé de fabrication | |
| US12318985B2 (en) | Polymer extrusion process | |
| CN1950443B (zh) | 聚合物熔体添加剂组合物及其用途 | |
| EP2001948A1 (fr) | Agent d'aide a l'extrusion a base de pvdf | |
| FR2930945A1 (fr) | Procede de preparation d'un melange de polymere halogene et de copolymere porteur de groupes associatifs | |
| FR2548198A1 (fr) | Compositions comprenant du polyethylene lineaire et des copolymeres d'ethylene et d'acrylate | |
| US20060025523A1 (en) | Fluoropolymer-based masterbatch and its use for the extrusion of polyolefins | |
| FR2620125A1 (fr) | Compositions polyolefiniques de proprietes rheologiques modifiees et leurs utilisations | |
| JP2022552887A (ja) | フルオロポリマー組成物及び製造方法 | |
| Sehgal et al. | Grafting enhances the thermal stability of thermoplastic elastomers | |
| EP0960892A1 (fr) | Polymère du propylène, procédé pour son obtention et utilisation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20170619 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| AX | Request for extension of the european patent |
Extension state: BA ME |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20180208 |