CA1067662A - Continuous extrusion of thermoplastic materials - Google Patents
Continuous extrusion of thermoplastic materialsInfo
- Publication number
- CA1067662A CA1067662A CA245,985A CA245985A CA1067662A CA 1067662 A CA1067662 A CA 1067662A CA 245985 A CA245985 A CA 245985A CA 1067662 A CA1067662 A CA 1067662A
- Authority
- CA
- Canada
- Prior art keywords
- nozzle
- extruded
- nozzle holder
- extrusion die
- liquid medium
- 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.)
- Expired
Links
- 239000012815 thermoplastic material Substances 0.000 title claims abstract description 34
- 238000001125 extrusion Methods 0.000 title claims description 42
- 239000000463 material Substances 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims abstract description 47
- 239000007787 solid Substances 0.000 claims abstract description 12
- 238000007493 shaping process Methods 0.000 claims description 10
- 239000003921 oil Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000005187 foaming Methods 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 238000007788 roughening Methods 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 description 23
- 229920003023 plastic Polymers 0.000 description 23
- 239000000126 substance Substances 0.000 description 21
- 239000000203 mixture Substances 0.000 description 16
- 239000006260 foam Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000004088 foaming agent Substances 0.000 description 9
- 239000004793 Polystyrene Substances 0.000 description 8
- 229920002223 polystyrene Polymers 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
- 235000012438 extruded product Nutrition 0.000 description 6
- -1 sulronated Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 4
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 239000004416 thermosoftening plastic Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Natural products CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 235000014593 oils and fats Nutrition 0.000 description 3
- DDMOUSALMHHKOS-UHFFFAOYSA-N 1,2-dichloro-1,1,2,2-tetrafluoroethane Chemical compound FC(F)(Cl)C(F)(F)Cl DDMOUSALMHHKOS-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 150000001338 aliphatic hydrocarbons 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
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000001273 butane Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 2
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 2
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 2
- 229920006248 expandable polystyrene Polymers 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 235000011837 pasties Nutrition 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical compound C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 1
- SBYMUDUGTIKLCR-UHFFFAOYSA-N 2-chloroethenylbenzene Chemical compound ClC=CC1=CC=CC=C1 SBYMUDUGTIKLCR-UHFFFAOYSA-N 0.000 description 1
- 101150067539 AMBP gene Proteins 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 239000004156 Azodicarbonamide Substances 0.000 description 1
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 1
- 229910000669 Chrome steel Inorganic materials 0.000 description 1
- 239000004338 Dichlorodifluoromethane Substances 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- NAMBGWYANBMQBJ-UHFFFAOYSA-N N(=O)NCCCCCNN=O Chemical compound N(=O)NCCCCCNN=O NAMBGWYANBMQBJ-UHFFFAOYSA-N 0.000 description 1
- 239000004341 Octafluorocyclobutane Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- VXAUWWUXCIMFIM-UHFFFAOYSA-M aluminum;oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Al+3] VXAUWWUXCIMFIM-UHFFFAOYSA-M 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- CAMXVZOXBADHNJ-UHFFFAOYSA-N ammonium nitrite Chemical compound [NH4+].[O-]N=O CAMXVZOXBADHNJ-UHFFFAOYSA-N 0.000 description 1
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 1
- 235000019399 azodicarbonamide Nutrition 0.000 description 1
- OVGXBOAHXBIRMY-UHFFFAOYSA-L barium(2+);n-carboxylatoiminocarbamate Chemical compound [Ba+2].[O-]C(=O)N=NC([O-])=O OVGXBOAHXBIRMY-UHFFFAOYSA-L 0.000 description 1
- RJCQBQGAPKAMLL-UHFFFAOYSA-N bromotrifluoromethane Chemical compound FC(F)(F)Br RJCQBQGAPKAMLL-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 229960001701 chloroform Drugs 0.000 description 1
- AFYPFACVUDMOHA-UHFFFAOYSA-N chlorotrifluoromethane Chemical compound FC(F)(F)Cl AFYPFACVUDMOHA-UHFFFAOYSA-N 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229940042935 dichlorodifluoromethane Drugs 0.000 description 1
- UMNKXPULIDJLSU-UHFFFAOYSA-N dichlorofluoromethane Chemical compound FC(Cl)Cl UMNKXPULIDJLSU-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 229960003750 ethyl chloride Drugs 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000004872 foam stabilizing agent Substances 0.000 description 1
- 229910001872 inorganic gas Inorganic materials 0.000 description 1
- 229910001867 inorganic solvent Inorganic materials 0.000 description 1
- 239000003049 inorganic solvent Substances 0.000 description 1
- 239000011872 intimate mixture Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- BCCOBQSFUDVTJQ-UHFFFAOYSA-N octafluorocyclobutane Chemical compound FC1(F)C(F)(F)C(F)(F)C1(F)F BCCOBQSFUDVTJQ-UHFFFAOYSA-N 0.000 description 1
- 235000019407 octafluorocyclobutane Nutrition 0.000 description 1
- 150000002897 organic nitrogen compounds Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920006216 polyvinyl aromatic Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- YGNGABUJMXJPIJ-UHFFFAOYSA-N thiatriazole Chemical class C1=NN=NS1 YGNGABUJMXJPIJ-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
- B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular die
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/94—Lubricating
-
- 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
- B29C48/06—Rod-shaped
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Extrusion Of Metal (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752507979 DE2507979B1 (de) | 1975-02-25 | 1975-02-25 | Verfahren und extrusionswerkzeug zur herstellung von profilen durch extrudieren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1067662A true CA1067662A (en) | 1979-12-11 |
Family
ID=5939717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA245,985A Expired CA1067662A (en) | 1975-02-25 | 1976-02-18 | Continuous extrusion of thermoplastic materials |
Country Status (25)
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3073582A (en) * | 1958-03-31 | 1963-01-15 | Charles E Compton | Cutter bit and holder |
| US4389181A (en) * | 1981-09-24 | 1983-06-21 | Kimberly-Clark Corporation | Wide band extruder nozzle |
| US4629650A (en) * | 1982-12-30 | 1986-12-16 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for producing molded thermoplastic resin |
| NO156679C (no) * | 1983-09-23 | 1987-11-04 | Soennichsen Roervalseverk | Anordning ved plastekstruder. |
| JPS62244621A (ja) * | 1986-04-17 | 1987-10-26 | Agency Of Ind Science & Technol | 炭素繊維強化プラスチツクパイプの連続成形方法及びその装置 |
| FR2598652B1 (fr) * | 1986-05-16 | 1988-08-05 | Figuereo Blaise | Machine d'extrusion simultanee de plusieurs matieres |
| EP0334883B1 (en) * | 1986-12-06 | 1993-05-19 | Prosyma Research Limited | Fibre reinforced polymer compositions and process and apparatus for production thereof |
| US4892473A (en) * | 1988-12-22 | 1990-01-09 | Bridgestone/Firestone, Inc. | Head for extrusion of elastomeric contour innerliner |
| NO171048C (no) * | 1989-12-19 | 1993-01-20 | Soennichsen As | Smoereinnretning for plastekstrudere |
| DE4011003A1 (de) * | 1990-04-05 | 1991-10-10 | Gerro Plast Gmbh | Verfahren zur herstellung von geschaeumten polystyrolfolien |
| US5156781A (en) * | 1990-12-24 | 1992-10-20 | Bridgestone Corporation | Compact precision extrusion method |
| US5267847A (en) * | 1990-12-24 | 1993-12-07 | Bridgestone Corporation | Compact precision extrusion system |
| GB2255742B (en) * | 1991-05-11 | 1994-03-09 | Northern Telecom Ltd | Manufacturing cables |
| US5393546A (en) * | 1993-02-26 | 1995-02-28 | Rich-Seapak Corporation | Method for two phase conveyance of a product |
| JP2966735B2 (ja) * | 1994-07-29 | 1999-10-25 | 積水化成品工業株式会社 | 熱可塑性樹脂押出機 |
| US5578337A (en) * | 1995-02-02 | 1996-11-26 | Rich Sea-Pak Corporation | Process for extruding gelled product |
| US6017477A (en) * | 1996-07-23 | 2000-01-25 | The Gillette Company | Extrusion apparatus and process |
| FI20040229A7 (fi) * | 2004-02-13 | 2005-08-14 | Maillefer Sa | Menetelmä ekstruusioprosessin yhteydessä, ekstruusioprosessi ja laite ekstruusioprosessia varten |
| GB0709720D0 (en) † | 2007-05-22 | 2007-06-27 | Orac Holding Nv | Process and apparatus for producing foamed styrenic polymers |
| US8513340B2 (en) | 2010-04-09 | 2013-08-20 | Georgia Gulf Corporation | Method of reducing chatter |
| US20240298670A1 (en) * | 2021-06-30 | 2024-09-12 | Societe Des Produits Nestle S.A. | Conic closed revolution modular short die with modified geometry |
| CN114043700B (zh) * | 2021-10-29 | 2024-07-16 | 东莞市瓦特机械设备有限公司 | 液态硅胶双色高速注胶方法 |
| EP4491365A1 (en) * | 2023-07-13 | 2025-01-15 | Sulzer Management AG | Method and device for the continuous production of graded polymer foams |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2537977A (en) * | 1948-07-15 | 1951-01-16 | Dow Chemical Co | Method of making a shaped thermoplastic cellular product |
| US2597553A (en) * | 1948-09-17 | 1952-05-20 | Donald J Weber | Apparatus for lubricating plastic materials undergoing extrusion |
| US2649618A (en) * | 1950-06-29 | 1953-08-25 | Us Rubber Co | Method and apparatus for extrusion of plastics having elastic memory |
| US2616126A (en) * | 1950-06-29 | 1952-11-04 | Us Rubber Co | Plastic tube manufacture |
| US2688153A (en) * | 1951-03-08 | 1954-09-07 | Us Rubber Co | Lubricating device for plastic shaping apparatus |
| DE1016009B (de) * | 1954-07-15 | 1957-09-19 | Anton Reifenhaeuser Fa | Verfahren zum Strangpressen von Hohlkoerpern aus thermoplastischem Kunststoff |
| FR1248751A (fr) * | 1964-03-18 | 1966-01-10 | Appareil vibrant pour la préfabrication de dalles tubulaires, rainurées ou pleines | |
| US3256560A (en) * | 1964-04-07 | 1966-06-21 | Continental Can Co | Die for three-way oriented extrudate |
| FR94389E (fr) * | 1966-09-07 | 1969-08-08 | Ugine Kuhlmann | Procédé et dispositif pour l'extrusion des matieres plastiques expansibles. |
| US3659987A (en) * | 1966-11-23 | 1972-05-02 | Ball Corp | Apparatus for forming and curing continuous elastomeric strip |
| US3879505A (en) * | 1969-10-22 | 1975-04-22 | Ugine Kuhlmann | Extrusion of foamable plastic materials |
-
1975
- 1975-02-25 DE DE19752507979 patent/DE2507979B1/de not_active Ceased
-
1976
- 1976-01-30 IT IT7619775A patent/IT1055036B/it active
- 1976-02-10 GB GB5187/76A patent/GB1531817A/en not_active Expired
- 1976-02-16 JP JP51014995A patent/JPS5837145B2/ja not_active Expired
- 1976-02-16 AT AT109576A patent/AT359272B/de not_active IP Right Cessation
- 1976-02-16 BE BE164376A patent/BE838628A/xx not_active IP Right Cessation
- 1976-02-16 IL IL49042A patent/IL49042A/xx unknown
- 1976-02-16 ZA ZA910A patent/ZA76910B/xx unknown
- 1976-02-17 FR FR7604251A patent/FR2302189A1/fr active Granted
- 1976-02-17 US US05/658,462 patent/US4087222A/en not_active Expired - Lifetime
- 1976-02-18 SE SE7601843A patent/SE421885B/xx not_active IP Right Cessation
- 1976-02-18 CA CA245,985A patent/CA1067662A/en not_active Expired
- 1976-02-19 FI FI760413A patent/FI57711C/fi not_active IP Right Cessation
- 1976-02-19 NO NO760555A patent/NO146387C/no unknown
- 1976-02-20 DK DK073476A patent/DK152181C/da active
- 1976-02-20 CS CS761117A patent/CS203152B2/cs unknown
- 1976-02-23 BR BR7601117A patent/BR7601117A/pt unknown
- 1976-02-23 NL NL7601815A patent/NL7601815A/xx active Search and Examination
- 1976-02-23 DD DD191431A patent/DD123578A5/xx unknown
- 1976-02-23 LU LU74409A patent/LU74409A1/xx unknown
- 1976-02-23 YU YU0435/76A patent/YU37083B/xx unknown
- 1976-02-24 NZ NZ180094A patent/NZ180094A/xx unknown
- 1976-02-24 PL PL1976187453A patent/PL111100B1/pl unknown
- 1976-02-24 ES ES445490A patent/ES445490A1/es not_active Expired
- 1976-02-25 CH CH233876A patent/CH593787A5/xx not_active IP Right Cessation
- 1976-09-14 ES ES451511A patent/ES451511A1/es not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |
Effective date: 19961211 |