NO812084L - Fremgangsmaate og apparat for fremstilling av flerlags ekspanderte filmer. - Google Patents
Fremgangsmaate og apparat for fremstilling av flerlags ekspanderte filmer.Info
- Publication number
- NO812084L NO812084L NO812084A NO812084A NO812084L NO 812084 L NO812084 L NO 812084L NO 812084 A NO812084 A NO 812084A NO 812084 A NO812084 A NO 812084A NO 812084 L NO812084 L NO 812084L
- Authority
- NO
- Norway
- Prior art keywords
- layer
- base film
- coating
- extrusion
- extruded
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 31
- 238000000576 coating method Methods 0.000 claims description 49
- 239000011248 coating agent Substances 0.000 claims description 47
- 238000001125 extrusion Methods 0.000 claims description 28
- 239000012530 fluid Substances 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000008961 swelling Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 21
- 239000000463 material Substances 0.000 description 21
- 239000007788 liquid Substances 0.000 description 12
- 238000010276 construction Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 239000002344 surface layer Substances 0.000 description 5
- 235000012438 extruded product Nutrition 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 2
- 229920002367 Polyisobutene Polymers 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000005507 spraying 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
- B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
- B29C48/0016—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die using a plurality of extrusion 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
- B29C48/03—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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
- B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Prostheses (AREA)
- Preparing Plates And Mask In Photomechanical Process (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8020314 | 1980-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO812084L true NO812084L (no) | 1981-12-21 |
Family
ID=10514219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO812084A NO812084L (no) | 1980-06-20 | 1981-06-18 | Fremgangsmaate og apparat for fremstilling av flerlags ekspanderte filmer. |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US4383968A (enExample) |
| EP (1) | EP0042740B1 (enExample) |
| JP (1) | JPS5731533A (enExample) |
| AU (1) | AU544435B2 (enExample) |
| CA (1) | CA1159206A (enExample) |
| DE (1) | DE3164414D1 (enExample) |
| DK (1) | DK272581A (enExample) |
| FI (1) | FI811861L (enExample) |
| GB (1) | GB2079635B (enExample) |
| IE (1) | IE51616B1 (enExample) |
| IN (1) | IN161541B (enExample) |
| NO (1) | NO812084L (enExample) |
| ZA (1) | ZA813936B (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4892911A (en) * | 1985-11-29 | 1990-01-09 | American National Can Company | Films using blends of polypropylene and polyisobutylene |
| US5073599A (en) * | 1985-11-29 | 1991-12-17 | American National Can Company | Films using blends of polypropylene and polyisobutylene |
| JPH0696771B2 (ja) * | 1988-03-24 | 1994-11-30 | 日本化学工業株式会社 | 無電解めっき粉末並びに導電性フィラーおよびその製造方法 |
| PL237233B1 (pl) * | 2017-11-23 | 2021-03-22 | Dukebox Spolka Z Ograniczona Odpowiedzialnoscia | Sposób otrzymywania zawiesiny zawierającej nanocząstki melatoniny |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2597553A (en) * | 1948-09-17 | 1952-05-20 | Donald J Weber | Apparatus for lubricating plastic materials undergoing extrusion |
| US2848747A (en) * | 1955-09-23 | 1958-08-26 | Olin Mathieson | Tube extrusion |
| US2987776A (en) * | 1957-12-23 | 1961-06-13 | Union Carbide Corp | Method of biaxially stretching tubular styrene polymer film by inflating with gas and liquid |
| NL265442A (enExample) * | 1960-06-01 | 1900-01-01 | ||
| US3160918A (en) * | 1961-11-15 | 1964-12-15 | berggren etal | |
| US3160917A (en) * | 1961-11-24 | 1964-12-15 | Monsanto Co | Coating of biaxially oriented film |
| GB1044068A (en) * | 1962-10-24 | 1966-09-28 | Union Carbide Corp | Production of coated biaxially oriented linear highly crystalline polyolefin films |
| GB1176204A (en) * | 1967-01-27 | 1970-01-01 | Ici Ltd | Coated Films |
| US3709642A (en) * | 1970-12-02 | 1973-01-09 | F Stannard | Tube coating film and apparatus |
| DE2259089B2 (de) * | 1972-12-02 | 1975-09-04 | Reifenhaeuser Kg, 5210 Troisdorf | Vorrichtung zum Herstellen einer zweischichtigen Schlauchfolie aus thermoplastischen Kunststoffen |
| DE2860725D1 (en) * | 1977-11-28 | 1981-08-27 | Ici Plc | Apparatus and method for producing coated film |
| CA1092310A (en) * | 1978-06-14 | 1980-12-30 | Aleck M. Birks | Method and apparatus for coating thermoplastic film |
| US4357191A (en) * | 1980-03-03 | 1982-11-02 | Mobil Oil Corporation | Laminar thermoplastic film constructions |
-
1981
- 1981-06-11 IN IN375/DEL/81A patent/IN161541B/en unknown
- 1981-06-11 ZA ZA813936A patent/ZA813936B/xx unknown
- 1981-06-15 FI FI811861A patent/FI811861L/fi not_active Application Discontinuation
- 1981-06-18 NO NO812084A patent/NO812084L/no unknown
- 1981-06-18 AU AU72009/81A patent/AU544435B2/en not_active Ceased
- 1981-06-19 EP EP81302771A patent/EP0042740B1/en not_active Expired
- 1981-06-19 DK DK272581A patent/DK272581A/da not_active Application Discontinuation
- 1981-06-19 DE DE8181302771T patent/DE3164414D1/de not_active Expired
- 1981-06-19 IE IE1368/81A patent/IE51616B1/en unknown
- 1981-06-19 GB GB8118941A patent/GB2079635B/en not_active Expired
- 1981-06-19 CA CA000380204A patent/CA1159206A/en not_active Expired
- 1981-06-20 JP JP9587181A patent/JPS5731533A/ja active Pending
- 1981-06-22 US US06/276,252 patent/US4383968A/en not_active Expired - Fee Related
-
1983
- 1983-02-01 US US06/462,922 patent/US4488860A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4488860A (en) | 1984-12-18 |
| IE811368L (en) | 1981-12-20 |
| EP0042740A1 (en) | 1981-12-30 |
| FI811861A7 (fi) | 1981-12-21 |
| AU544435B2 (en) | 1985-05-30 |
| GB2079635B (en) | 1984-07-04 |
| JPS5731533A (en) | 1982-02-20 |
| IE51616B1 (en) | 1987-01-21 |
| DK272581A (da) | 1981-12-21 |
| US4383968A (en) | 1983-05-17 |
| CA1159206A (en) | 1983-12-27 |
| EP0042740B1 (en) | 1984-06-27 |
| ZA813936B (en) | 1982-07-28 |
| DE3164414D1 (en) | 1984-08-02 |
| FI811861L (fi) | 1981-12-21 |
| AU7200981A (en) | 1981-12-24 |
| GB2079635A (en) | 1982-01-27 |
| IN161541B (enExample) | 1987-12-19 |
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