SE440042B - Forfarande och anordning for kontinuerlig framstellning av produkter av tverbundet hogdensitetpolyeten - Google Patents
Forfarande och anordning for kontinuerlig framstellning av produkter av tverbundet hogdensitetpolyetenInfo
- Publication number
- SE440042B SE440042B SE7802137A SE7802137A SE440042B SE 440042 B SE440042 B SE 440042B SE 7802137 A SE7802137 A SE 7802137A SE 7802137 A SE7802137 A SE 7802137A SE 440042 B SE440042 B SE 440042B
- Authority
- SE
- Sweden
- Prior art keywords
- nozzle
- crosslinking
- container
- temperature
- product
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 26
- 238000004132 cross linking Methods 0.000 claims description 39
- 239000000203 mixture Substances 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 24
- 150000003839 salts Chemical class 0.000 claims description 20
- -1 polyethylene Polymers 0.000 claims description 19
- 239000004698 Polyethylene Substances 0.000 claims description 17
- 229920000573 polyethylene Polymers 0.000 claims description 17
- 239000003431 cross linking reagent Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000010924 continuous production Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 239000011243 crosslinked material Substances 0.000 claims 1
- 239000000047 product Substances 0.000 description 20
- 239000000126 substance Substances 0.000 description 12
- 230000033001 locomotion Effects 0.000 description 9
- 238000000465 moulding Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 150000002978 peroxides Chemical group 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000010724 circulating oil Substances 0.000 description 2
- 229920003020 cross-linked polyethylene Polymers 0.000 description 2
- 239000004703 cross-linked polyethylene Substances 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 239000000374 eutectic mixture Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- ODBCKCWTWALFKM-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhex-3-yne Chemical compound CC(C)(C)OOC(C)(C)C#CC(C)(C)OOC(C)(C)C ODBCKCWTWALFKM-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- 239000001828 Gelatine Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- AIXMJTYHQHQJLU-UHFFFAOYSA-N chembl210858 Chemical compound O1C(CC(=O)OC)CC(C=2C=CC(O)=CC=2)=N1 AIXMJTYHQHQJLU-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
- B29C35/06—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam for articles of indefinite length
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0089—Sealing devices placed between articles and treatment installations during moulding or shaping, e.g. sealing off the entrance or exit of ovens or irradiation rooms, connections between rooms at different pressures
-
- 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
-
- 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
- B29C48/03—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
-
- 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
- B29C48/07—Flat, e.g. panels
-
- 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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/91—Heating, e.g. for cross linking
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
- B29C35/041—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using liquids
- B29C2035/042—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using liquids other than water
-
- 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
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0017—Combinations of extrusion moulding with other shaping operations combined with blow-moulding or thermoforming
-
- 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
- B29C48/04—Particle-shaped
-
- 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
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/906—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using roller calibration
-
- 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
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/10—Thermosetting resins
-
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
-
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/25—Solid
- B29K2105/251—Particles, powder or granules
-
- 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
- B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
- B29K2301/10—Thermosetting resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7705824A FR2383006A1 (fr) | 1977-02-28 | 1977-02-28 | Procede et dispositif pour la fabrication de produits en matiere thermoplastique reticulee |
| FR7723596A FR2399316A2 (fr) | 1977-08-01 | 1977-08-01 | Procede et dispositif pour la fabrication de produits en matiere thermoplastique reticulee |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7802137L SE7802137L (sv) | 1978-08-29 |
| SE440042B true SE440042B (sv) | 1985-07-15 |
Family
ID=26219868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7802137A SE440042B (sv) | 1977-02-28 | 1978-02-24 | Forfarande och anordning for kontinuerlig framstellning av produkter av tverbundet hogdensitetpolyeten |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US4209484A (fr) |
| AR (1) | AR215046A1 (fr) |
| AT (1) | AT366626B (fr) |
| AU (1) | AU501968B1 (fr) |
| BE (1) | BE864356A (fr) |
| BR (1) | BR7801163A (fr) |
| CH (1) | CH619721A5 (fr) |
| DD (1) | DD134856A5 (fr) |
| DE (2) | DE2805886C2 (fr) |
| DK (1) | DK88178A (fr) |
| ES (1) | ES467345A1 (fr) |
| GB (1) | GB1597393A (fr) |
| IE (1) | IE46339B1 (fr) |
| IN (1) | IN149975B (fr) |
| IT (1) | IT7867395A0 (fr) |
| LU (1) | LU79128A1 (fr) |
| MX (1) | MX147296A (fr) |
| NL (1) | NL7801157A (fr) |
| NO (1) | NO780653L (fr) |
| OA (1) | OA08233A (fr) |
| PL (1) | PL112756B1 (fr) |
| SE (1) | SE440042B (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0055080A3 (fr) * | 1980-12-18 | 1982-09-08 | General Engineering Radcliffe 1979 Limited | Procédé et dispositif de vulcanisation |
| US4518552A (en) * | 1983-11-09 | 1985-05-21 | Mitsuboshi Belting Ltd. | Method of producing accurately sized material of ultra high molecular weight polyethylene |
| DE3381311D1 (de) * | 1983-11-28 | 1990-04-19 | Mitsuboshi Belting Ltd | Verfahren zur herstellung von polyaethylenkunststoff mit ultrahochmolekulargewicht und hoher dimensionsgenauigkeit. |
| US4873042A (en) * | 1988-03-25 | 1989-10-10 | Union Carbide Chemicals And Plastics Company Inc. | Process for extruding a thermoplastic copolymer |
| GB2246736A (en) * | 1990-07-26 | 1992-02-12 | Dunlop Ltd | Removing a meltable core from a moulded plastics article by immersion in a heated salt solution |
| ES2136203T3 (es) * | 1993-09-03 | 1999-11-16 | Tokai Kogyo Co Ltd | Metodo y aparato para la produccion de un elastomero alargado de caucho vulcanizado. |
| DE19730207A1 (de) * | 1997-07-15 | 1999-01-21 | Klein Schanzlin & Becker Ag | Verfahren zur Herstellung eines Hohlkörpers aus Kunststoff |
| US7153179B2 (en) * | 2002-11-07 | 2006-12-26 | Advanced Lighting Technologies, Inc. | Oxidation-protected metallic foil and method |
| US8277274B2 (en) * | 2002-11-07 | 2012-10-02 | Advanced Lighting Technologies, Inc. | Apparatus and methods for use of refractory abhesives in protection of metallic foils and leads |
| JP6086415B1 (ja) * | 2016-06-22 | 2017-03-01 | 株式会社ニチリン | シール装置およびこれを備えたゴムホースの連続加硫装置、並びに、シール方法およびこれを備えたゴムホースの連続加硫方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT588299A (fr) * | 1957-05-17 | 1900-01-01 | ||
| US3024492A (en) * | 1958-06-30 | 1962-03-13 | Okonite Co | Method of and apparatus for curing thermosetting materials |
| US2971221A (en) * | 1959-01-30 | 1961-02-14 | Du Pont | Process for curing continuous extrusions of compounded elastomers |
| US3054142A (en) * | 1959-10-06 | 1962-09-18 | Anaconda Wire & Cable Co | Extrusion of thermosetting polymeric materials |
| US3051992A (en) * | 1960-05-20 | 1962-09-04 | Cabot Corp | Continuous curing of polymeric materials |
| GB1036711A (en) * | 1961-08-23 | 1966-07-20 | Baker Perkins Granbull Ltd | Variable area extrusion head |
| NL288109A (fr) * | 1962-01-31 | 1900-01-01 | ||
| NL301299A (fr) * | 1962-12-07 | 1900-01-01 | ||
| US3456294A (en) * | 1966-01-18 | 1969-07-22 | Ethylene Gulf Coast Corp | Apparatus for extrusion |
| GB1158011A (en) * | 1966-03-14 | 1969-07-09 | Thomas Paul Engel | Improvements in or relating to apparatus and process for the preparation of Polymeric Materials |
| DE2031721A1 (de) * | 1970-06-10 | 1972-01-20 | Egger, Georg Michael, Wabern (Schweiz) | Verfahren und Vorrichtung zum Herstellen von Gummiprofilen |
-
1978
- 1978-02-01 NL NL7801157A patent/NL7801157A/xx not_active Application Discontinuation
- 1978-02-02 GB GB4163/78A patent/GB1597393A/en not_active Expired
- 1978-02-07 AR AR271002A patent/AR215046A1/es active
- 1978-02-13 DE DE2805886A patent/DE2805886C2/de not_active Expired
- 1978-02-13 DE DE19787804100U patent/DE7804100U1/de not_active Expired
- 1978-02-14 AT AT0104978A patent/AT366626B/de not_active IP Right Cessation
- 1978-02-15 US US05/878,105 patent/US4209484A/en not_active Expired - Lifetime
- 1978-02-16 MX MX172449A patent/MX147296A/es unknown
- 1978-02-18 IN IN187/CAL/78A patent/IN149975B/en unknown
- 1978-02-23 IE IE392/78A patent/IE46339B1/en unknown
- 1978-02-24 NO NO780653A patent/NO780653L/no unknown
- 1978-02-24 LU LU79128A patent/LU79128A1/fr unknown
- 1978-02-24 SE SE7802137A patent/SE440042B/sv unknown
- 1978-02-25 PL PL1978204925A patent/PL112756B1/pl unknown
- 1978-02-27 BR BR7801163A patent/BR7801163A/pt unknown
- 1978-02-27 DK DK88178A patent/DK88178A/da not_active Application Discontinuation
- 1978-02-27 IT IT7867395A patent/IT7867395A0/it unknown
- 1978-02-27 DD DD78203864A patent/DD134856A5/xx unknown
- 1978-02-27 BE BE185515A patent/BE864356A/fr not_active IP Right Cessation
- 1978-02-27 ES ES467345A patent/ES467345A1/es not_active Expired
- 1978-02-27 CH CH211578A patent/CH619721A5/fr not_active IP Right Cessation
- 1978-02-28 OA OA56421A patent/OA08233A/fr unknown
- 1978-02-28 AU AU33694/78A patent/AU501968B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2805886A1 (de) | 1978-08-31 |
| OA08233A (fr) | 1987-10-30 |
| AT366626B (de) | 1982-04-26 |
| AR215046A1 (es) | 1979-08-31 |
| DE2805886C2 (de) | 1982-06-09 |
| PL204925A1 (pl) | 1978-11-06 |
| PL112756B1 (en) | 1980-10-31 |
| IN149975B (fr) | 1982-06-19 |
| AU501968B1 (en) | 1979-07-05 |
| DK88178A (da) | 1978-08-29 |
| BR7801163A (pt) | 1978-11-28 |
| SE7802137L (sv) | 1978-08-29 |
| CH619721A5 (fr) | 1980-10-15 |
| IE780392L (en) | 1978-08-28 |
| MX147296A (es) | 1982-11-10 |
| NL7801157A (nl) | 1978-08-30 |
| US4209484A (en) | 1980-06-24 |
| LU79128A1 (fr) | 1979-09-06 |
| BE864356A (fr) | 1978-08-28 |
| NO780653L (no) | 1978-08-29 |
| DE7804100U1 (de) | 1983-04-14 |
| IT7867395A0 (it) | 1978-02-27 |
| GB1597393A (en) | 1981-09-09 |
| DD134856A5 (de) | 1979-03-28 |
| IE46339B1 (en) | 1983-05-04 |
| ATA104978A (de) | 1981-09-15 |
| ES467345A1 (es) | 1979-07-01 |
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