DE3408613C3 - Verfahren und Vorrichtung zur Herstellung unverstreckter Polypropylenfolien mit verbesserter Verschweißbarkeit - Google Patents
Verfahren und Vorrichtung zur Herstellung unverstreckter Polypropylenfolien mit verbesserter VerschweißbarkeitInfo
- Publication number
- DE3408613C3 DE3408613C3 DE3408613A DE3408613A DE3408613C3 DE 3408613 C3 DE3408613 C3 DE 3408613C3 DE 3408613 A DE3408613 A DE 3408613A DE 3408613 A DE3408613 A DE 3408613A DE 3408613 C3 DE3408613 C3 DE 3408613C3
- Authority
- DE
- Germany
- Prior art keywords
- roller
- roll
- cooling
- heating
- temperature
- 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 - Fee Related
Links
- 239000004743 Polypropylene Substances 0.000 title claims description 28
- -1 polypropylene Polymers 0.000 title claims description 28
- 229920001155 polypropylene Polymers 0.000 title claims description 28
- 238000000034 method Methods 0.000 title claims description 26
- 238000001816 cooling Methods 0.000 claims description 52
- 238000010438 heat treatment Methods 0.000 claims description 47
- 239000011888 foil Substances 0.000 claims description 17
- 238000005266 casting Methods 0.000 claims description 16
- 239000002985 plastic film Substances 0.000 claims description 8
- 229920006255 plastic film Polymers 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 238000003466 welding Methods 0.000 description 7
- 238000005496 tempering Methods 0.000 description 4
- 238000000137 annealing Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 229920006254 polymer film Polymers 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 150000003077 polyols Chemical class 0.000 description 2
- 229920003299 Eltex® Polymers 0.000 description 1
- 206010042674 Swelling Diseases 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920005862 polyol Polymers 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
- 238000010791 quenching Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
- B29C48/25—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
- 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
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3408613A DE3408613C3 (de) | 1984-03-09 | 1984-03-09 | Verfahren und Vorrichtung zur Herstellung unverstreckter Polypropylenfolien mit verbesserter Verschweißbarkeit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3408613A DE3408613C3 (de) | 1984-03-09 | 1984-03-09 | Verfahren und Vorrichtung zur Herstellung unverstreckter Polypropylenfolien mit verbesserter Verschweißbarkeit |
Publications (3)
Publication Number | Publication Date |
---|---|
DE3408613A1 DE3408613A1 (de) | 1985-09-12 |
DE3408613C2 DE3408613C2 (enrdf_load_stackoverflow) | 1989-10-26 |
DE3408613C3 true DE3408613C3 (de) | 1996-02-08 |
Family
ID=6229984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3408613A Expired - Fee Related DE3408613C3 (de) | 1984-03-09 | 1984-03-09 | Verfahren und Vorrichtung zur Herstellung unverstreckter Polypropylenfolien mit verbesserter Verschweißbarkeit |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3408613C3 (enrdf_load_stackoverflow) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2622143B1 (fr) * | 1987-10-26 | 1990-01-26 | Saint Gobain Vitrage | Procede et dispositif pour le traitement d'une feuille de polyvinylbutyral extrudee et feuille obtenue |
DE3915057A1 (de) * | 1989-05-09 | 1990-11-15 | Kaupert Guenter Dr Ing | Verfahren zur herstellung duennwandiger kunststoffolien |
DE10103367C2 (de) * | 2000-11-20 | 2002-10-24 | Reifenhaeuser Masch | Verfahren zum Herstellen von Flachbandkabeln |
ATE289111T1 (de) | 2000-11-20 | 2005-02-15 | Reifenhaeuser Masch | Verfahren zum herstellen von flachbandkabeln |
DE102013215051A1 (de) * | 2013-07-31 | 2015-02-05 | Lindauer Dornier Gesellschaft Mit Beschränkter Haftung | Fertigungsstation und Vorrichtung für eine Produktionsanlage sowie Produktionsanlage und Verfahren zur Herstellung und/oder Bearbeitung einer Folienbahn aus einem Kunststoffmaterial |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB919412A (en) * | 1960-09-27 | 1963-02-27 | Ici Ltd | Polyolefin films |
NL293193A (enrdf_load_stackoverflow) * | 1962-05-28 | 1900-01-01 | ||
GB1016758A (en) * | 1963-04-29 | 1966-01-12 | Hercules Powder Co Ltd | Improvements in or relating to a method for forming polypropylene film |
FR1587576A (enrdf_load_stackoverflow) * | 1967-10-27 | 1970-03-20 | ||
JPS496819B1 (enrdf_load_stackoverflow) * | 1970-11-14 | 1974-02-16 | ||
JPS555104B2 (enrdf_load_stackoverflow) * | 1972-04-21 | 1980-02-04 | ||
US4003973A (en) * | 1972-06-23 | 1977-01-18 | Kabushiki Kaisha Kohjin | Process and apparatus for producing sheet film from tubular thermoplastic resin film |
FR2322710A1 (fr) * | 1973-01-12 | 1977-04-01 | Ethyl Corp | Procede de gaufrage de matieres plastiques |
GB1430291A (en) * | 1973-04-17 | 1976-03-31 | Teijin Ltd | Process for the preparation of a biaxially oriented polyester film |
US3873664A (en) * | 1973-08-29 | 1975-03-25 | Celanese Corp | Heat treatment of polyester rolls |
JPS5056466A (enrdf_load_stackoverflow) * | 1973-09-14 | 1975-05-17 | ||
AR206814A1 (es) * | 1974-04-02 | 1976-08-23 | Eastman Kodak Co | Proceso para reducir la curvatura de una pelicula polimerica termoplastica |
US4066387A (en) * | 1975-03-26 | 1978-01-03 | The State Of Israel Ministry Of Commerce And Industry | Method of improving the sorption capacity of polymers |
DE2630817C3 (de) * | 1976-07-08 | 1982-05-13 | Alkor GmbH Kunststoffverkauf, 8000 München | Verfahren zum Verschweißen unverstreckter polypropylenhaltiger Polymerfolien |
DE2830402A1 (de) * | 1978-07-11 | 1980-01-24 | Oberschmitten Papierfab | Verfahren und vorrichtung zum herstellen einer poroesen folie sowie verwendung der folie zum herstellen von teeaufgussbeuteln |
-
1984
- 1984-03-09 DE DE3408613A patent/DE3408613C3/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3408613C2 (enrdf_load_stackoverflow) | 1989-10-26 |
DE3408613A1 (de) | 1985-09-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8305 | Restricted maintenance of patent after opposition | ||
D4 | Patent maintained restricted | ||
8339 | Ceased/non-payment of the annual fee |