DE2212093A1 - Verfahren und Vorrichtung zum Herstellen von Schaumstoff-Bahnmaterial - Google Patents
Verfahren und Vorrichtung zum Herstellen von Schaumstoff-BahnmaterialInfo
- Publication number
- DE2212093A1 DE2212093A1 DE19722212093 DE2212093A DE2212093A1 DE 2212093 A1 DE2212093 A1 DE 2212093A1 DE 19722212093 DE19722212093 DE 19722212093 DE 2212093 A DE2212093 A DE 2212093A DE 2212093 A1 DE2212093 A1 DE 2212093A1
- Authority
- DE
- Germany
- Prior art keywords
- roller
- resin
- thermoplastic resin
- slot
- material web
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 36
- 239000000463 material Substances 0.000 title claims description 34
- 239000006260 foam Substances 0.000 title claims description 20
- 229920005989 resin Polymers 0.000 claims description 47
- 239000011347 resin Substances 0.000 claims description 47
- 229920003002 synthetic resin Polymers 0.000 claims description 21
- 239000000057 synthetic resin Substances 0.000 claims description 21
- 238000005187 foaming Methods 0.000 claims description 19
- 229920005992 thermoplastic resin Polymers 0.000 claims description 15
- 239000006261 foam material Substances 0.000 claims description 13
- 229920000642 polymer Polymers 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 11
- 239000004793 Polystyrene Substances 0.000 claims description 10
- 229920002223 polystyrene Polymers 0.000 claims description 9
- 239000004604 Blowing Agent Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 229920001169 thermoplastic Polymers 0.000 claims description 7
- 239000004416 thermosoftening plastic Substances 0.000 claims description 7
- 239000000654 additive Substances 0.000 claims description 6
- 230000000996 additive effect Effects 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000000178 monomer Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 claims description 2
- 229920001903 high density polyethylene Polymers 0.000 claims description 2
- 239000004700 high-density polyethylene Substances 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims 1
- 239000003380 propellant Substances 0.000 description 17
- 239000010410 layer Substances 0.000 description 16
- 239000000126 substance Substances 0.000 description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
- 238000001816 cooling Methods 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 239000000454 talc Substances 0.000 description 8
- 229910052623 talc Inorganic materials 0.000 description 8
- 239000001569 carbon dioxide Substances 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 3
- 239000005977 Ethylene Substances 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000007792 addition Methods 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920006248 expandable polystyrene Polymers 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004338 Dichlorodifluoromethane Substances 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
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 230000003247 decreasing effect Effects 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
- 239000004744 fabric Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002667 nucleating agent Substances 0.000 description 2
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- VCGRFBXVSFAGGA-UHFFFAOYSA-N (1,1-dioxo-1,4-thiazinan-4-yl)-[6-[[3-(4-fluorophenyl)-5-methyl-1,2-oxazol-4-yl]methoxy]pyridin-3-yl]methanone Chemical compound CC=1ON=C(C=2C=CC(F)=CC=2)C=1COC(N=C1)=CC=C1C(=O)N1CCS(=O)(=O)CC1 VCGRFBXVSFAGGA-UHFFFAOYSA-N 0.000 description 1
- 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 1
- JVGPVVUTUMQJKL-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethyl thiocyanate Chemical compound CCCCOCCOCCSC#N JVGPVVUTUMQJKL-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
- 239000004156 Azodicarbonamide Substances 0.000 description 1
- BCZXFFBUYPCTSJ-UHFFFAOYSA-L Calcium propionate Chemical compound [Ca+2].CCC([O-])=O.CCC([O-])=O BCZXFFBUYPCTSJ-UHFFFAOYSA-L 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 102100030796 E3 ubiquitin-protein ligase rififylin Human genes 0.000 description 1
- 241000006488 Eutane Species 0.000 description 1
- 101000703348 Homo sapiens E3 ubiquitin-protein ligase rififylin Proteins 0.000 description 1
- 101150049168 Nisch gene Proteins 0.000 description 1
- 241001579678 Panthea coenobita Species 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- WFWLQNSHRPWKFK-UHFFFAOYSA-N Tegafur Chemical compound O=C1NC(=O)C(F)=CN1C1OCCC1 WFWLQNSHRPWKFK-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 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 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 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
- 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
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- MPMBRWOOISTHJV-UHFFFAOYSA-N but-1-enylbenzene Chemical compound CCC=CC1=CC=CC=C1 MPMBRWOOISTHJV-UHFFFAOYSA-N 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 239000004330 calcium propionate Substances 0.000 description 1
- 235000010331 calcium propionate Nutrition 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229940087091 dichlorotetrafluoroethane Drugs 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910001872 inorganic gas Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- XSAOIFHNXYIRGG-UHFFFAOYSA-M lithium;prop-2-enoate Chemical compound [Li+].[O-]C(=O)C=C XSAOIFHNXYIRGG-UHFFFAOYSA-M 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000002897 organic nitrogen compounds Chemical class 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 238000010792 warming Methods 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
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
-
- 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
- B29C44/505—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 a flat die
-
- 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
- B29L2007/00—Flat articles, e.g. films or sheets
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB695771A GB1338291A (en) | 1971-03-16 | 1971-03-16 | Production of foamed resins |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2212093A1 true DE2212093A1 (de) | 1972-10-26 |
Family
ID=9823937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19722212093 Pending DE2212093A1 (de) | 1971-03-16 | 1972-03-13 | Verfahren und Vorrichtung zum Herstellen von Schaumstoff-Bahnmaterial |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE780559R (enrdf_load_stackoverflow) |
DE (1) | DE2212093A1 (enrdf_load_stackoverflow) |
FR (1) | FR2130164B2 (enrdf_load_stackoverflow) |
GB (1) | GB1338291A (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4220442A1 (de) * | 1992-06-23 | 1994-01-05 | Reifenhaeuser Masch | Verfahren und Vorrichtung zur Herstellung einer Kunststofftafel aus geschäumtem Kunststoff |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2318725A1 (fr) * | 1975-07-24 | 1977-02-18 | Charbonnages Ste Chimique | Procede d'obtention d'une feuille en polypropylene allege et feuille obtenue par ce procede |
EP0960826A3 (en) * | 1998-03-03 | 2000-01-19 | Fort James Corporation | Method for the production of extruded sheets and microwaveable containers obtained from said sheets |
EP3687756A1 (en) * | 2017-09-29 | 2020-08-05 | 3M Innovative Properties Company | Polymeric foam layer and methods of making the same |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6503780A (enrdf_load_stackoverflow) * | 1965-03-25 | 1966-09-26 | ||
GB1264852A (enrdf_load_stackoverflow) * | 1969-04-15 | 1972-02-23 |
-
1971
- 1971-03-16 GB GB695771A patent/GB1338291A/en not_active Expired
-
1972
- 1972-03-10 BE BE780559A patent/BE780559R/xx active
- 1972-03-13 DE DE19722212093 patent/DE2212093A1/de active Pending
- 1972-03-13 FR FR7208614A patent/FR2130164B2/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4220442A1 (de) * | 1992-06-23 | 1994-01-05 | Reifenhaeuser Masch | Verfahren und Vorrichtung zur Herstellung einer Kunststofftafel aus geschäumtem Kunststoff |
Also Published As
Publication number | Publication date |
---|---|
FR2130164B2 (enrdf_load_stackoverflow) | 1978-03-03 |
FR2130164A2 (enrdf_load_stackoverflow) | 1972-11-03 |
BE780559R (fr) | 1972-09-11 |
GB1338291A (en) | 1973-11-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3220269C2 (enrdf_load_stackoverflow) | ||
DE2428999C3 (de) | Verfahren zur Herstellung eines aufgeschäumten thermoplastischen Erzeugnisses und Vorrichtung zur Durchfährung des Verfahrens | |
DE69818786T2 (de) | Vorrichtung zur Herstellung von thermoplastischer Schaumfolie | |
DE2262985A1 (de) | Verfahren zur herstellung einer faserbahn | |
DE1225847B (de) | Verfahren und Vorrichtung zur kontinuierlichen Verarbeitung von aus Duesen ausgepressten, verschaeumbaren thermoplastischen Kunststoffen | |
DE1504573C3 (de) | Verfahren zur Herstellung eines Schaum stoff Formkorpers aus verschaumbarem, ther moplastischem, synthetischem Harz durch Extrudieren und Extrudiervorrichtung zur Durchfuhrung des Verfahrens | |
DE1704691A1 (de) | Verfahren zur Herstellung von orientierten Kunststoffolien sowie deren Verwendung | |
DE2507979B1 (de) | Verfahren und extrusionswerkzeug zur herstellung von profilen durch extrudieren | |
DE1694130B2 (de) | Verfahren zur herstellung von polyolefinschumstoffmatten | |
DE1504434B2 (de) | Verfahren und Vorrichtung zum Herstellen von homogenen, reckbaren Folienbahnen aus nichtkristallinen makromolekularen Kunststoffen | |
DE2212093A1 (de) | Verfahren und Vorrichtung zum Herstellen von Schaumstoff-Bahnmaterial | |
DE1729025B1 (de) | Verfahren zur herstellung eines netzartigen materials aus einem thermoplastischen kunststoff mit faserstruktur | |
EP0048948B1 (de) | Verfahren zur Herstellung von biaxial gestreckten und geprägten Folien aus Vinylchloridpolymerisaten | |
DE1805699B2 (de) | Verfahren zur Herstellung von Folienbahnen aus Polypropylen | |
DE1704848A1 (de) | Geschaeumte Harzprodukte | |
DE69713634T2 (de) | Verfahren zur Herstellung eines geschäumten Gegenstandes aus Polycarbonatharz und durch das Verfahren hergstellter geschäumter Gegenstand | |
DE2226783A1 (de) | Verfahren und vorrichtung zum herstellen von schaumstoff-schichtmaterial | |
DE2805282A1 (de) | Vorrichtung zum herstellung einer gewellten geschaeumten kunststoffbahn, eines solchen bogens o.dgl. | |
DE1778416A1 (de) | Extrudieren von Harzen | |
DE2453224C3 (de) | Tragplatte fur elektrische Gerate | |
DE2017843A1 (de) | Verfahren zur Herstellung von Kunstharzplatten | |
DE1704675A1 (de) | Strangpressverfahren zum kontinuierlichen Aufschaeumen thermoplastischer Kunststoffe,insbesondere Styrolpolymerisat,zu Profilkoerpern | |
DE2226596A1 (de) | Extrusion von Harzen | |
DE68922697T2 (de) | Verfahren und Vorrichtung zur Herstellung von geschäumten Polyolefinfolien. | |
DE2116239B2 (de) | Vorrichtung zum herstellen von hartschaumstoffstraengen |